DataStore is interface now. Liskov would be proud.

Makefile

@@ -51,6 +51,10 @@ build-sharedlib-linux-amd64:
 	@echo "Building shared library for Linux x64..."
 	@GOOS=linux GOARCH=amd64 $(GOBUILD) $(SHARED_LIB_OPT) -o $(DIST_DIR)/$(BINARY_NAME)-linux-amd64.so $(SHARED_LIB_LOCATION)
 
+build-sharedlib-darwin-arm64:
+	@echo "Building shared library for macOS ARM..."
+	@GOOS=darwin GOARCH=arm64 $(GOBUILD) $(SHARED_LIB_OPT) -o $(DIST_DIR)/$(BINARY_NAME)-darwin-arm64.so $(SHARED_LIB_LOCATION)
+
 build-sharedlib-tests: build-sharedlib-linux-amd64
 	@echo "Building shared library tests..."
 	@$(SHARED_LIB_TEST_CC) $(SHARED_LIB_TEST_CFLAGS) -o $(SHARED_LIB_TEST_TARGET) $(SHARED_LIB_TEST_SOURCES)

api/api_server.go

@@ -3,7 +3,7 @@ package api
 import (
 	"github.com/gin-gonic/gin"
 	"github.com/pikami/cosmium/api/config"
-	"github.com/pikami/cosmium/internal/repositories"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 type ApiServer struct {
@@ -14,7 +14,7 @@ type ApiServer struct {
 	config           *config.ServerConfig
 }
 
-func NewApiServer(dataRepository *repositories.DataRepository, config *config.ServerConfig) *ApiServer {
+func NewApiServer(dataStore datastore.DataStore, config *config.ServerConfig) *ApiServer {
 	stopChan := make(chan interface{})
 	onServerShutdownChan := make(chan interface{})
 
@@ -24,7 +24,7 @@ func NewApiServer(dataRepository *repositories.DataRepository, config *config.Se
 		config:           config,
 	}
 
-	apiServer.CreateRouter(dataRepository)
+	apiServer.CreateRouter(dataStore)
 
 	return apiServer
 }

api/handlers/collections.go

@@ -5,15 +5,15 @@ import (
 	"net/http"
 
 	"github.com/gin-gonic/gin"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 func (h *Handlers) GetAllCollections(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 
-	collections, status := h.repository.GetAllCollections(databaseId)
-	if status == repositorymodels.StatusOk {
-		database, _ := h.repository.GetDatabase(databaseId)
+	collections, status := h.dataStore.GetAllCollections(databaseId)
+	if status == datastore.StatusOk {
+		database, _ := h.dataStore.GetDatabase(databaseId)
 
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(collections)))
 		c.IndentedJSON(http.StatusOK, gin.H{
@@ -31,13 +31,13 @@ func (h *Handlers) GetCollection(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	id := c.Param("collId")
 
-	collection, status := h.repository.GetCollection(databaseId, id)
-	if status == repositorymodels.StatusOk {
+	collection, status := h.dataStore.GetCollection(databaseId, id)
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, collection)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -49,13 +49,13 @@ func (h *Handlers) DeleteCollection(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	id := c.Param("collId")
 
-	status := h.repository.DeleteCollection(databaseId, id)
-	if status == repositorymodels.StatusOk {
+	status := h.dataStore.DeleteCollection(databaseId, id)
+	if status == datastore.StatusOk {
 		c.Status(http.StatusNoContent)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -65,7 +65,7 @@ func (h *Handlers) DeleteCollection(c *gin.Context) {
 
 func (h *Handlers) CreateCollection(c *gin.Context) {
 	databaseId := c.Param("databaseId")
-	var newCollection repositorymodels.Collection
+	var newCollection datastore.Collection
 
 	if err := c.BindJSON(&newCollection); err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
@@ -77,13 +77,13 @@ func (h *Handlers) CreateCollection(c *gin.Context) {
 		return
 	}
 
-	createdCollection, status := h.repository.CreateCollection(databaseId, newCollection)
-	if status == repositorymodels.Conflict {
+	createdCollection, status := h.dataStore.CreateCollection(databaseId, newCollection)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdCollection)
 		return
 	}

api/handlers/cosmium.go

@@ -7,11 +7,11 @@ import (
 )
 
 func (h *Handlers) CosmiumExport(c *gin.Context) {
-	repositoryState, err := h.repository.GetState()
+	dataStoreState, err := h.dataStore.DumpToJson()
 	if err != nil {
 		c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
 		return
 	}
 
-	c.Data(http.StatusOK, "application/json", []byte(repositoryState))
+	c.Data(http.StatusOK, "application/json", []byte(dataStoreState))
 }

api/handlers/databases.go

@@ -5,12 +5,12 @@ import (
 	"net/http"
 
 	"github.com/gin-gonic/gin"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 func (h *Handlers) GetAllDatabases(c *gin.Context) {
-	databases, status := h.repository.GetAllDatabases()
-	if status == repositorymodels.StatusOk {
+	databases, status := h.dataStore.GetAllDatabases()
+	if status == datastore.StatusOk {
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(databases)))
 		c.IndentedJSON(http.StatusOK, gin.H{
 			"_rid":      "",
@@ -26,13 +26,13 @@ func (h *Handlers) GetAllDatabases(c *gin.Context) {
 func (h *Handlers) GetDatabase(c *gin.Context) {
 	id := c.Param("databaseId")
 
-	database, status := h.repository.GetDatabase(id)
-	if status == repositorymodels.StatusOk {
+	database, status := h.dataStore.GetDatabase(id)
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, database)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -43,13 +43,13 @@ func (h *Handlers) GetDatabase(c *gin.Context) {
 func (h *Handlers) DeleteDatabase(c *gin.Context) {
 	id := c.Param("databaseId")
 
-	status := h.repository.DeleteDatabase(id)
-	if status == repositorymodels.StatusOk {
+	status := h.dataStore.DeleteDatabase(id)
+	if status == datastore.StatusOk {
 		c.Status(http.StatusNoContent)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -58,7 +58,7 @@ func (h *Handlers) DeleteDatabase(c *gin.Context) {
 }
 
 func (h *Handlers) CreateDatabase(c *gin.Context) {
-	var newDatabase repositorymodels.Database
+	var newDatabase datastore.Database
 
 	if err := c.BindJSON(&newDatabase); err != nil {
 		c.JSON(http.StatusBadRequest, gin.H{"message": err.Error()})
@@ -70,13 +70,13 @@ func (h *Handlers) CreateDatabase(c *gin.Context) {
 		return
 	}
 
-	createdDatabase, status := h.repository.CreateDatabase(newDatabase)
-	if status == repositorymodels.Conflict {
+	createdDatabase, status := h.dataStore.CreateDatabase(newDatabase)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdDatabase)
 		return
 	}

api/handlers/documents.go

@@ -10,17 +10,20 @@ import (
 	"github.com/gin-gonic/gin"
 	apimodels "github.com/pikami/cosmium/api/api_models"
 	"github.com/pikami/cosmium/internal/constants"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/logger"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/parsers"
+	"github.com/pikami/cosmium/parsers/nosql"
+	memoryexecutor "github.com/pikami/cosmium/query_executors/memory_executor"
 )
 
 func (h *Handlers) GetAllDocuments(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	documents, status := h.repository.GetAllDocuments(databaseId, collectionId)
-	if status == repositorymodels.StatusOk {
-		collection, _ := h.repository.GetCollection(databaseId, collectionId)
+	documents, status := h.dataStore.GetAllDocuments(databaseId, collectionId)
+	if status == datastore.StatusOk {
+		collection, _ := h.dataStore.GetCollection(databaseId, collectionId)
 
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(documents)))
 		c.IndentedJSON(http.StatusOK, gin.H{
@@ -39,13 +42,13 @@ func (h *Handlers) GetDocument(c *gin.Context) {
 	collectionId := c.Param("collId")
 	documentId := c.Param("docId")
 
-	document, status := h.repository.GetDocument(databaseId, collectionId, documentId)
-	if status == repositorymodels.StatusOk {
+	document, status := h.dataStore.GetDocument(databaseId, collectionId, documentId)
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, document)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -58,13 +61,13 @@ func (h *Handlers) DeleteDocument(c *gin.Context) {
 	collectionId := c.Param("collId")
 	documentId := c.Param("docId")
 
-	status := h.repository.DeleteDocument(databaseId, collectionId, documentId)
-	if status == repositorymodels.StatusOk {
+	status := h.dataStore.DeleteDocument(databaseId, collectionId, documentId)
+	if status == datastore.StatusOk {
 		c.Status(http.StatusNoContent)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -72,7 +75,7 @@ func (h *Handlers) DeleteDocument(c *gin.Context) {
 	c.IndentedJSON(http.StatusInternalServerError, gin.H{"message": "Unknown error"})
 }
 
-// TODO: Maybe move "replace" logic to repository
+// TODO: Maybe move "replace" logic to data store
 func (h *Handlers) ReplaceDocument(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
@@ -84,19 +87,19 @@ func (h *Handlers) ReplaceDocument(c *gin.Context) {
 		return
 	}
 
-	status := h.repository.DeleteDocument(databaseId, collectionId, documentId)
-	if status == repositorymodels.StatusNotFound {
+	status := h.dataStore.DeleteDocument(databaseId, collectionId, documentId)
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
 
-	createdDocument, status := h.repository.CreateDocument(databaseId, collectionId, requestBody)
-	if status == repositorymodels.Conflict {
+	createdDocument, status := h.dataStore.CreateDocument(databaseId, collectionId, requestBody)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdDocument)
 		return
 	}
@@ -109,8 +112,8 @@ func (h *Handlers) PatchDocument(c *gin.Context) {
 	collectionId := c.Param("collId")
 	documentId := c.Param("docId")
 
-	document, status := h.repository.GetDocument(databaseId, collectionId, documentId)
-	if status == repositorymodels.StatusNotFound {
+	document, status := h.dataStore.GetDocument(databaseId, collectionId, documentId)
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -160,19 +163,19 @@ func (h *Handlers) PatchDocument(c *gin.Context) {
 		return
 	}
 
-	status = h.repository.DeleteDocument(databaseId, collectionId, documentId)
-	if status == repositorymodels.StatusNotFound {
+	status = h.dataStore.DeleteDocument(databaseId, collectionId, documentId)
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
 
-	createdDocument, status := h.repository.CreateDocument(databaseId, collectionId, modifiedDocument)
-	if status == repositorymodels.Conflict {
+	createdDocument, status := h.dataStore.CreateDocument(databaseId, collectionId, modifiedDocument)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdDocument)
 		return
 	}
@@ -210,16 +213,16 @@ func (h *Handlers) DocumentsPost(c *gin.Context) {
 
 	isUpsert, _ := strconv.ParseBool(c.GetHeader("x-ms-documentdb-is-upsert"))
 	if isUpsert {
-		h.repository.DeleteDocument(databaseId, collectionId, requestBody["id"].(string))
+		h.dataStore.DeleteDocument(databaseId, collectionId, requestBody["id"].(string))
 	}
 
-	createdDocument, status := h.repository.CreateDocument(databaseId, collectionId, requestBody)
-	if status == repositorymodels.Conflict {
+	createdDocument, status := h.dataStore.CreateDocument(databaseId, collectionId, requestBody)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdDocument)
 		return
 	}
@@ -253,14 +256,15 @@ func (h *Handlers) handleDocumentQuery(c *gin.Context, requestBody map[string]in
 		queryParameters = parametersToMap(paramsArray)
 	}
 
-	docs, status := h.repository.ExecuteQueryDocuments(databaseId, collectionId, requestBody["query"].(string), queryParameters)
-	if status != repositorymodels.StatusOk {
+	queryText := requestBody["query"].(string)
+	docs, status := h.executeQueryDocuments(databaseId, collectionId, queryText, queryParameters)
+	if status != datastore.StatusOk {
 		// TODO: Currently we return everything if the query fails
 		h.GetAllDocuments(c)
 		return
 	}
 
-	collection, _ := h.repository.GetCollection(databaseId, collectionId)
+	collection, _ := h.dataStore.GetCollection(databaseId, collectionId)
 	c.Header("x-ms-item-count", fmt.Sprintf("%d", len(docs)))
 	c.IndentedJSON(http.StatusOK, gin.H{
 		"_rid":      collection.ResourceID,
@@ -283,9 +287,9 @@ func (h *Handlers) handleBatchRequest(c *gin.Context) {
 	for idx, operation := range batchOperations {
 		switch operation.OperationType {
 		case apimodels.BatchOperationTypeCreate:
-			createdDocument, status := h.repository.CreateDocument(databaseId, collectionId, operation.ResourceBody)
-			responseCode := repositoryStatusToResponseCode(status)
-			if status == repositorymodels.StatusOk {
+			createdDocument, status := h.dataStore.CreateDocument(databaseId, collectionId, operation.ResourceBody)
+			responseCode := dataStoreStatusToResponseCode(status)
+			if status == datastore.StatusOk {
 				responseCode = http.StatusCreated
 			}
 			batchOperationResults[idx] = apimodels.BatchOperationResult{
@@ -293,25 +297,25 @@ func (h *Handlers) handleBatchRequest(c *gin.Context) {
 				ResourceBody: createdDocument,
 			}
 		case apimodels.BatchOperationTypeDelete:
-			status := h.repository.DeleteDocument(databaseId, collectionId, operation.Id)
-			responseCode := repositoryStatusToResponseCode(status)
-			if status == repositorymodels.StatusOk {
+			status := h.dataStore.DeleteDocument(databaseId, collectionId, operation.Id)
+			responseCode := dataStoreStatusToResponseCode(status)
+			if status == datastore.StatusOk {
 				responseCode = http.StatusNoContent
 			}
 			batchOperationResults[idx] = apimodels.BatchOperationResult{
 				StatusCode: responseCode,
 			}
 		case apimodels.BatchOperationTypeReplace:
-			deleteStatus := h.repository.DeleteDocument(databaseId, collectionId, operation.Id)
-			if deleteStatus == repositorymodels.StatusNotFound {
+			deleteStatus := h.dataStore.DeleteDocument(databaseId, collectionId, operation.Id)
+			if deleteStatus == datastore.StatusNotFound {
 				batchOperationResults[idx] = apimodels.BatchOperationResult{
 					StatusCode: http.StatusNotFound,
 				}
 				continue
 			}
-			createdDocument, createStatus := h.repository.CreateDocument(databaseId, collectionId, operation.ResourceBody)
-			responseCode := repositoryStatusToResponseCode(createStatus)
-			if createStatus == repositorymodels.StatusOk {
+			createdDocument, createStatus := h.dataStore.CreateDocument(databaseId, collectionId, operation.ResourceBody)
+			responseCode := dataStoreStatusToResponseCode(createStatus)
+			if createStatus == datastore.StatusOk {
 				responseCode = http.StatusCreated
 			}
 			batchOperationResults[idx] = apimodels.BatchOperationResult{
@@ -320,10 +324,10 @@ func (h *Handlers) handleBatchRequest(c *gin.Context) {
 			}
 		case apimodels.BatchOperationTypeUpsert:
 			documentId := operation.ResourceBody["id"].(string)
-			h.repository.DeleteDocument(databaseId, collectionId, documentId)
-			createdDocument, createStatus := h.repository.CreateDocument(databaseId, collectionId, operation.ResourceBody)
-			responseCode := repositoryStatusToResponseCode(createStatus)
-			if createStatus == repositorymodels.StatusOk {
+			h.dataStore.DeleteDocument(databaseId, collectionId, documentId)
+			createdDocument, createStatus := h.dataStore.CreateDocument(databaseId, collectionId, operation.ResourceBody)
+			responseCode := dataStoreStatusToResponseCode(createStatus)
+			if createStatus == datastore.StatusOk {
 				responseCode = http.StatusCreated
 			}
 			batchOperationResults[idx] = apimodels.BatchOperationResult{
@@ -331,9 +335,9 @@ func (h *Handlers) handleBatchRequest(c *gin.Context) {
 				ResourceBody: createdDocument,
 			}
 		case apimodels.BatchOperationTypeRead:
-			document, status := h.repository.GetDocument(databaseId, collectionId, operation.Id)
+			document, status := h.dataStore.GetDocument(databaseId, collectionId, operation.Id)
 			batchOperationResults[idx] = apimodels.BatchOperationResult{
-				StatusCode:   repositoryStatusToResponseCode(status),
+				StatusCode:   dataStoreStatusToResponseCode(status),
 				ResourceBody: document,
 			}
 		case apimodels.BatchOperationTypePatch:
@@ -352,17 +356,43 @@ func (h *Handlers) handleBatchRequest(c *gin.Context) {
 	c.JSON(http.StatusOK, batchOperationResults)
 }
 
-func repositoryStatusToResponseCode(status repositorymodels.RepositoryStatus) int {
+func dataStoreStatusToResponseCode(status datastore.DataStoreStatus) int {
 	switch status {
-	case repositorymodels.StatusOk:
+	case datastore.StatusOk:
 		return http.StatusOK
-	case repositorymodels.StatusNotFound:
+	case datastore.StatusNotFound:
 		return http.StatusNotFound
-	case repositorymodels.Conflict:
+	case datastore.Conflict:
 		return http.StatusConflict
-	case repositorymodels.BadRequest:
+	case datastore.BadRequest:
 		return http.StatusBadRequest
 	default:
 		return http.StatusInternalServerError
 	}
 }
+
+func (h *Handlers) executeQueryDocuments(databaseId string, collectionId string, query string, queryParameters map[string]interface{}) ([]memoryexecutor.RowType, datastore.DataStoreStatus) {
+	parsedQuery, err := nosql.Parse("", []byte(query))
+	if err != nil {
+		logger.Errorf("Failed to parse query: %s\nerr: %v", query, err)
+		return nil, datastore.BadRequest
+	}
+
+	collectionDocuments, status := h.dataStore.GetAllDocuments(databaseId, collectionId)
+	if status != datastore.StatusOk {
+		return nil, status
+	}
+
+	// TODO: Investigate, this could cause unnecessary memory usage
+	covDocs := make([]memoryexecutor.RowType, 0)
+	for _, doc := range collectionDocuments {
+		covDocs = append(covDocs, map[string]interface{}(doc))
+	}
+
+	if typedQuery, ok := parsedQuery.(parsers.SelectStmt); ok {
+		typedQuery.Parameters = queryParameters
+		return memoryexecutor.ExecuteQuery(typedQuery, covDocs), datastore.StatusOk
+	}
+
+	return nil, datastore.BadRequest
+}

api/handlers/handlers.go

@@ -2,17 +2,17 @@ package handlers
 
 import (
 	"github.com/pikami/cosmium/api/config"
-	"github.com/pikami/cosmium/internal/repositories"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 type Handlers struct {
-	repository *repositories.DataRepository
-	config     *config.ServerConfig
+	dataStore datastore.DataStore
+	config    *config.ServerConfig
 }
 
-func NewHandlers(dataRepository *repositories.DataRepository, config *config.ServerConfig) *Handlers {
+func NewHandlers(dataStore datastore.DataStore, config *config.ServerConfig) *Handlers {
 	return &Handlers{
-		repository: dataRepository,
-		config:     config,
+		dataStore: dataStore,
+		config:    config,
 	}
 }

api/handlers/partition_key_ranges.go

@@ -5,7 +5,7 @@ import (
 	"net/http"
 
 	"github.com/gin-gonic/gin"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/resourceid"
 )
 
@@ -18,8 +18,8 @@ func (h *Handlers) GetPartitionKeyRanges(c *gin.Context) {
 		return
 	}
 
-	partitionKeyRanges, status := h.repository.GetPartitionKeyRanges(databaseId, collectionId)
-	if status == repositorymodels.StatusOk {
+	partitionKeyRanges, status := h.dataStore.GetPartitionKeyRanges(databaseId, collectionId)
+	if status == datastore.StatusOk {
 		c.Header("etag", "\"420\"")
 		c.Header("lsn", "420")
 		c.Header("x-ms-cosmos-llsn", "420")
@@ -27,7 +27,7 @@ func (h *Handlers) GetPartitionKeyRanges(c *gin.Context) {
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(partitionKeyRanges)))
 
 		collectionRid := collectionId
-		collection, _ := h.repository.GetCollection(databaseId, collectionId)
+		collection, _ := h.dataStore.GetCollection(databaseId, collectionId)
 		if collection.ResourceID != "" {
 			collectionRid = collection.ResourceID
 		}
@@ -41,7 +41,7 @@ func (h *Handlers) GetPartitionKeyRanges(c *gin.Context) {
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}

api/handlers/stored_procedures.go

@@ -5,16 +5,16 @@ import (
 	"net/http"
 
 	"github.com/gin-gonic/gin"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 func (h *Handlers) GetAllStoredProcedures(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	sps, status := h.repository.GetAllStoredProcedures(databaseId, collectionId)
+	sps, status := h.dataStore.GetAllStoredProcedures(databaseId, collectionId)
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(sps)))
 		c.IndentedJSON(http.StatusOK, gin.H{"_rid": "", "StoredProcedures": sps, "_count": len(sps)})
 		return
@@ -28,14 +28,14 @@ func (h *Handlers) GetStoredProcedure(c *gin.Context) {
 	collectionId := c.Param("collId")
 	spId := c.Param("spId")
 
-	sp, status := h.repository.GetStoredProcedure(databaseId, collectionId, spId)
+	sp, status := h.dataStore.GetStoredProcedure(databaseId, collectionId, spId)
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, sp)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -48,13 +48,13 @@ func (h *Handlers) DeleteStoredProcedure(c *gin.Context) {
 	collectionId := c.Param("collId")
 	spId := c.Param("spId")
 
-	status := h.repository.DeleteStoredProcedure(databaseId, collectionId, spId)
-	if status == repositorymodels.StatusOk {
+	status := h.dataStore.DeleteStoredProcedure(databaseId, collectionId, spId)
+	if status == datastore.StatusOk {
 		c.Status(http.StatusNoContent)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -67,25 +67,25 @@ func (h *Handlers) ReplaceStoredProcedure(c *gin.Context) {
 	collectionId := c.Param("collId")
 	spId := c.Param("spId")
 
-	var sp repositorymodels.StoredProcedure
+	var sp datastore.StoredProcedure
 	if err := c.BindJSON(&sp); err != nil {
 		c.IndentedJSON(http.StatusBadRequest, gin.H{"message": "Invalid body"})
 		return
 	}
 
-	status := h.repository.DeleteStoredProcedure(databaseId, collectionId, spId)
-	if status == repositorymodels.StatusNotFound {
+	status := h.dataStore.DeleteStoredProcedure(databaseId, collectionId, spId)
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
 
-	createdSP, status := h.repository.CreateStoredProcedure(databaseId, collectionId, sp)
-	if status == repositorymodels.Conflict {
+	createdSP, status := h.dataStore.CreateStoredProcedure(databaseId, collectionId, sp)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, createdSP)
 		return
 	}
@@ -97,19 +97,19 @@ func (h *Handlers) CreateStoredProcedure(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	var sp repositorymodels.StoredProcedure
+	var sp datastore.StoredProcedure
 	if err := c.BindJSON(&sp); err != nil {
 		c.IndentedJSON(http.StatusBadRequest, gin.H{"message": "Invalid body"})
 		return
 	}
 
-	createdSP, status := h.repository.CreateStoredProcedure(databaseId, collectionId, sp)
-	if status == repositorymodels.Conflict {
+	createdSP, status := h.dataStore.CreateStoredProcedure(databaseId, collectionId, sp)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdSP)
 		return
 	}

api/handlers/triggers.go

@@ -5,16 +5,16 @@ import (
 	"net/http"
 
 	"github.com/gin-gonic/gin"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 func (h *Handlers) GetAllTriggers(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	triggers, status := h.repository.GetAllTriggers(databaseId, collectionId)
+	triggers, status := h.dataStore.GetAllTriggers(databaseId, collectionId)
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(triggers)))
 		c.IndentedJSON(http.StatusOK, gin.H{"_rid": "", "Triggers": triggers, "_count": len(triggers)})
 		return
@@ -28,14 +28,14 @@ func (h *Handlers) GetTrigger(c *gin.Context) {
 	collectionId := c.Param("collId")
 	triggerId := c.Param("triggerId")
 
-	trigger, status := h.repository.GetTrigger(databaseId, collectionId, triggerId)
+	trigger, status := h.dataStore.GetTrigger(databaseId, collectionId, triggerId)
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, trigger)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -48,13 +48,13 @@ func (h *Handlers) DeleteTrigger(c *gin.Context) {
 	collectionId := c.Param("collId")
 	triggerId := c.Param("triggerId")
 
-	status := h.repository.DeleteTrigger(databaseId, collectionId, triggerId)
-	if status == repositorymodels.StatusOk {
+	status := h.dataStore.DeleteTrigger(databaseId, collectionId, triggerId)
+	if status == datastore.StatusOk {
 		c.Status(http.StatusNoContent)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -67,25 +67,25 @@ func (h *Handlers) ReplaceTrigger(c *gin.Context) {
 	collectionId := c.Param("collId")
 	triggerId := c.Param("triggerId")
 
-	var trigger repositorymodels.Trigger
+	var trigger datastore.Trigger
 	if err := c.BindJSON(&trigger); err != nil {
 		c.IndentedJSON(http.StatusBadRequest, gin.H{"message": "Invalid body"})
 		return
 	}
 
-	status := h.repository.DeleteTrigger(databaseId, collectionId, triggerId)
-	if status == repositorymodels.StatusNotFound {
+	status := h.dataStore.DeleteTrigger(databaseId, collectionId, triggerId)
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
 
-	createdTrigger, status := h.repository.CreateTrigger(databaseId, collectionId, trigger)
-	if status == repositorymodels.Conflict {
+	createdTrigger, status := h.dataStore.CreateTrigger(databaseId, collectionId, trigger)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, createdTrigger)
 		return
 	}
@@ -97,19 +97,19 @@ func (h *Handlers) CreateTrigger(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	var trigger repositorymodels.Trigger
+	var trigger datastore.Trigger
 	if err := c.BindJSON(&trigger); err != nil {
 		c.IndentedJSON(http.StatusBadRequest, gin.H{"message": "Invalid body"})
 		return
 	}
 
-	createdTrigger, status := h.repository.CreateTrigger(databaseId, collectionId, trigger)
-	if status == repositorymodels.Conflict {
+	createdTrigger, status := h.dataStore.CreateTrigger(databaseId, collectionId, trigger)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdTrigger)
 		return
 	}

api/handlers/user_defined_functions.go

@@ -5,16 +5,16 @@ import (
 	"net/http"
 
 	"github.com/gin-gonic/gin"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 func (h *Handlers) GetAllUserDefinedFunctions(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	udfs, status := h.repository.GetAllUserDefinedFunctions(databaseId, collectionId)
+	udfs, status := h.dataStore.GetAllUserDefinedFunctions(databaseId, collectionId)
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.Header("x-ms-item-count", fmt.Sprintf("%d", len(udfs)))
 		c.IndentedJSON(http.StatusOK, gin.H{"_rid": "", "UserDefinedFunctions": udfs, "_count": len(udfs)})
 		return
@@ -28,14 +28,14 @@ func (h *Handlers) GetUserDefinedFunction(c *gin.Context) {
 	collectionId := c.Param("collId")
 	udfId := c.Param("udfId")
 
-	udf, status := h.repository.GetUserDefinedFunction(databaseId, collectionId, udfId)
+	udf, status := h.dataStore.GetUserDefinedFunction(databaseId, collectionId, udfId)
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, udf)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -48,13 +48,13 @@ func (h *Handlers) DeleteUserDefinedFunction(c *gin.Context) {
 	collectionId := c.Param("collId")
 	udfId := c.Param("udfId")
 
-	status := h.repository.DeleteUserDefinedFunction(databaseId, collectionId, udfId)
-	if status == repositorymodels.StatusOk {
+	status := h.dataStore.DeleteUserDefinedFunction(databaseId, collectionId, udfId)
+	if status == datastore.StatusOk {
 		c.Status(http.StatusNoContent)
 		return
 	}
 
-	if status == repositorymodels.StatusNotFound {
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
@@ -67,25 +67,25 @@ func (h *Handlers) ReplaceUserDefinedFunction(c *gin.Context) {
 	collectionId := c.Param("collId")
 	udfId := c.Param("udfId")
 
-	var udf repositorymodels.UserDefinedFunction
+	var udf datastore.UserDefinedFunction
 	if err := c.BindJSON(&udf); err != nil {
 		c.IndentedJSON(http.StatusBadRequest, gin.H{"message": "Invalid body"})
 		return
 	}
 
-	status := h.repository.DeleteUserDefinedFunction(databaseId, collectionId, udfId)
-	if status == repositorymodels.StatusNotFound {
+	status := h.dataStore.DeleteUserDefinedFunction(databaseId, collectionId, udfId)
+	if status == datastore.StatusNotFound {
 		c.IndentedJSON(http.StatusNotFound, gin.H{"message": "NotFound"})
 		return
 	}
 
-	createdUdf, status := h.repository.CreateUserDefinedFunction(databaseId, collectionId, udf)
-	if status == repositorymodels.Conflict {
+	createdUdf, status := h.dataStore.CreateUserDefinedFunction(databaseId, collectionId, udf)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusOK, createdUdf)
 		return
 	}
@@ -97,19 +97,19 @@ func (h *Handlers) CreateUserDefinedFunction(c *gin.Context) {
 	databaseId := c.Param("databaseId")
 	collectionId := c.Param("collId")
 
-	var udf repositorymodels.UserDefinedFunction
+	var udf datastore.UserDefinedFunction
 	if err := c.BindJSON(&udf); err != nil {
 		c.IndentedJSON(http.StatusBadRequest, gin.H{"message": "Invalid body"})
 		return
 	}
 
-	createdUdf, status := h.repository.CreateUserDefinedFunction(databaseId, collectionId, udf)
-	if status == repositorymodels.Conflict {
+	createdUdf, status := h.dataStore.CreateUserDefinedFunction(databaseId, collectionId, udf)
+	if status == datastore.Conflict {
 		c.IndentedJSON(http.StatusConflict, gin.H{"message": "Conflict"})
 		return
 	}
 
-	if status == repositorymodels.StatusOk {
+	if status == datastore.StatusOk {
 		c.IndentedJSON(http.StatusCreated, createdUdf)
 		return
 	}

api/router.go

@@ -10,15 +10,15 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/pikami/cosmium/api/handlers"
 	"github.com/pikami/cosmium/api/handlers/middleware"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/logger"
-	"github.com/pikami/cosmium/internal/repositories"
 	tlsprovider "github.com/pikami/cosmium/internal/tls_provider"
 )
 
 var ginMux sync.Mutex
 
-func (s *ApiServer) CreateRouter(repository *repositories.DataRepository) {
-	routeHandlers := handlers.NewHandlers(repository, s.config)
+func (s *ApiServer) CreateRouter(dataStore datastore.DataStore) {
+	routeHandlers := handlers.NewHandlers(dataStore, s.config)
 
 	ginMux.Lock()
 	gin.DefaultWriter = logger.InfoWriter()

api/tests/authentication_test.go

@@ -17,7 +17,7 @@ func Test_Authentication(t *testing.T) {
 	defer ts.Server.Close()
 
 	t.Run("Should get 200 when correct account key is used", func(t *testing.T) {
-		ts.Repository.DeleteDatabase(testDatabaseName)
+		ts.DataStore.DeleteDatabase(testDatabaseName)
 		client, err := azcosmos.NewClientFromConnectionString(
 			fmt.Sprintf("AccountEndpoint=%s;AccountKey=%s", ts.URL, config.DefaultAccountKey),
 			&azcosmos.ClientOptions{},
@@ -33,7 +33,7 @@ func Test_Authentication(t *testing.T) {
 	})
 
 	t.Run("Should get 401 when wrong account key is used", func(t *testing.T) {
-		ts.Repository.DeleteDatabase(testDatabaseName)
+		ts.DataStore.DeleteDatabase(testDatabaseName)
 		client, err := azcosmos.NewClientFromConnectionString(
 			fmt.Sprintf("AccountEndpoint=%s;AccountKey=%s", ts.URL, "AAAA"),
 			&azcosmos.ClientOptions{},
@@ -70,7 +70,7 @@ func Test_Authentication_Disabled(t *testing.T) {
 	defer ts.Server.Close()
 
 	t.Run("Should get 200 when wrong account key is used, but authentication is dissabled", func(t *testing.T) {
-		ts.Repository.DeleteDatabase(testDatabaseName)
+		ts.DataStore.DeleteDatabase(testDatabaseName)
 		client, err := azcosmos.NewClientFromConnectionString(
 			fmt.Sprintf("AccountEndpoint=%s;AccountKey=%s", ts.URL, "AAAA"),
 			&azcosmos.ClientOptions{},

api/tests/collections_test.go

@@ -10,7 +10,7 @@ import (
 	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	"github.com/Azure/azure-sdk-for-go/sdk/data/azcosmos"
 	"github.com/pikami/cosmium/api/config"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -24,7 +24,7 @@ func Test_Collections(t *testing.T) {
 	)
 	assert.Nil(t, err)
 
-	ts.Repository.CreateDatabase(repositorymodels.Database{ID: testDatabaseName})
+	ts.DataStore.CreateDatabase(datastore.Database{ID: testDatabaseName})
 	databaseClient, err := client.NewDatabase(testDatabaseName)
 	assert.Nil(t, err)
 
@@ -39,7 +39,7 @@ func Test_Collections(t *testing.T) {
 		})
 
 		t.Run("Should return conflict when collection exists", func(t *testing.T) {
-			ts.Repository.CreateCollection(testDatabaseName, repositorymodels.Collection{
+			ts.DataStore.CreateCollection(testDatabaseName, datastore.Collection{
 				ID: testCollectionName,
 			})
 
@@ -59,7 +59,7 @@ func Test_Collections(t *testing.T) {
 
 	t.Run("Collection Read", func(t *testing.T) {
 		t.Run("Should read collection", func(t *testing.T) {
-			ts.Repository.CreateCollection(testDatabaseName, repositorymodels.Collection{
+			ts.DataStore.CreateCollection(testDatabaseName, datastore.Collection{
 				ID: testCollectionName,
 			})
 
@@ -73,7 +73,7 @@ func Test_Collections(t *testing.T) {
 		})
 
 		t.Run("Should return not found when collection does not exist", func(t *testing.T) {
-			ts.Repository.DeleteCollection(testDatabaseName, testCollectionName)
+			ts.DataStore.DeleteCollection(testDatabaseName, testCollectionName)
 
 			collectionResponse, err := databaseClient.NewContainer(testCollectionName)
 			assert.Nil(t, err)
@@ -92,7 +92,7 @@ func Test_Collections(t *testing.T) {
 
 	t.Run("Collection Delete", func(t *testing.T) {
 		t.Run("Should delete collection", func(t *testing.T) {
-			ts.Repository.CreateCollection(testDatabaseName, repositorymodels.Collection{
+			ts.DataStore.CreateCollection(testDatabaseName, datastore.Collection{
 				ID: testCollectionName,
 			})
 
@@ -105,7 +105,7 @@ func Test_Collections(t *testing.T) {
 		})
 
 		t.Run("Should return not found when collection does not exist", func(t *testing.T) {
-			ts.Repository.DeleteCollection(testDatabaseName, testCollectionName)
+			ts.DataStore.DeleteCollection(testDatabaseName, testCollectionName)
 
 			collectionResponse, err := databaseClient.NewContainer(testCollectionName)
 			assert.Nil(t, err)

api/tests/config_test.go

@@ -5,29 +5,30 @@ import (
 
 	"github.com/pikami/cosmium/api"
 	"github.com/pikami/cosmium/api/config"
+	"github.com/pikami/cosmium/internal/datastore"
+	mapdatastore "github.com/pikami/cosmium/internal/datastore/map_datastore"
 	"github.com/pikami/cosmium/internal/logger"
-	"github.com/pikami/cosmium/internal/repositories"
 )
 
 type TestServer struct {
-	Server     *httptest.Server
-	Repository *repositories.DataRepository
-	URL        string
+	Server    *httptest.Server
+	DataStore datastore.DataStore
+	URL       string
 }
 
 func runTestServerCustomConfig(config *config.ServerConfig) *TestServer {
-	repository := repositories.NewDataRepository(repositories.RepositoryOptions{})
+	dataStore := mapdatastore.NewMapDataStore(mapdatastore.MapDataStoreOptions{})
 
-	api := api.NewApiServer(repository, config)
+	api := api.NewApiServer(dataStore, config)
 
 	server := httptest.NewServer(api.GetRouter())
 
 	config.DatabaseEndpoint = server.URL
 
 	return &TestServer{
-		Server:     server,
-		Repository: repository,
-		URL:        server.URL,
+		Server:    server,
+		DataStore: dataStore,
+		URL:       server.URL,
 	}
 }
 

api/tests/databases_test.go

@@ -10,7 +10,7 @@ import (
 	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	"github.com/Azure/azure-sdk-for-go/sdk/data/azcosmos"
 	"github.com/pikami/cosmium/api/config"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -26,7 +26,7 @@ func Test_Databases(t *testing.T) {
 
 	t.Run("Database Create", func(t *testing.T) {
 		t.Run("Should create database", func(t *testing.T) {
-			ts.Repository.DeleteDatabase(testDatabaseName)
+			ts.DataStore.DeleteDatabase(testDatabaseName)
 
 			createResponse, err := client.CreateDatabase(context.TODO(), azcosmos.DatabaseProperties{
 				ID: testDatabaseName,
@@ -37,7 +37,7 @@ func Test_Databases(t *testing.T) {
 		})
 
 		t.Run("Should return conflict when database exists", func(t *testing.T) {
-			ts.Repository.CreateDatabase(repositorymodels.Database{
+			ts.DataStore.CreateDatabase(datastore.Database{
 				ID: testDatabaseName,
 			})
 
@@ -57,7 +57,7 @@ func Test_Databases(t *testing.T) {
 
 	t.Run("Database Read", func(t *testing.T) {
 		t.Run("Should read database", func(t *testing.T) {
-			ts.Repository.CreateDatabase(repositorymodels.Database{
+			ts.DataStore.CreateDatabase(datastore.Database{
 				ID: testDatabaseName,
 			})
 
@@ -71,7 +71,7 @@ func Test_Databases(t *testing.T) {
 		})
 
 		t.Run("Should return not found when database does not exist", func(t *testing.T) {
-			ts.Repository.DeleteDatabase(testDatabaseName)
+			ts.DataStore.DeleteDatabase(testDatabaseName)
 
 			databaseResponse, err := client.NewDatabase(testDatabaseName)
 			assert.Nil(t, err)
@@ -90,7 +90,7 @@ func Test_Databases(t *testing.T) {
 
 	t.Run("Database Delete", func(t *testing.T) {
 		t.Run("Should delete database", func(t *testing.T) {
-			ts.Repository.CreateDatabase(repositorymodels.Database{
+			ts.DataStore.CreateDatabase(datastore.Database{
 				ID: testDatabaseName,
 			})
 
@@ -103,7 +103,7 @@ func Test_Databases(t *testing.T) {
 		})
 
 		t.Run("Should return not found when database does not exist", func(t *testing.T) {
-			ts.Repository.DeleteDatabase(testDatabaseName)
+			ts.DataStore.DeleteDatabase(testDatabaseName)
 
 			databaseResponse, err := client.NewDatabase(testDatabaseName)
 			assert.Nil(t, err)

api/tests/documents_test.go

@@ -14,7 +14,7 @@ import (
 	"github.com/Azure/azure-sdk-for-go/sdk/azcore"
 	"github.com/Azure/azure-sdk-for-go/sdk/data/azcosmos"
 	"github.com/pikami/cosmium/api/config"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -56,8 +56,8 @@ func testCosmosQuery(t *testing.T,
 func documents_InitializeDb(t *testing.T) (*TestServer, *azcosmos.ContainerClient) {
 	ts := runTestServer()
 
-	ts.Repository.CreateDatabase(repositorymodels.Database{ID: testDatabaseName})
-	ts.Repository.CreateCollection(testDatabaseName, repositorymodels.Collection{
+	ts.DataStore.CreateDatabase(datastore.Database{ID: testDatabaseName})
+	ts.DataStore.CreateCollection(testDatabaseName, datastore.Collection{
 		ID: testCollectionName,
 		PartitionKey: struct {
 			Paths   []string "json:\"paths\""
@@ -67,8 +67,8 @@ func documents_InitializeDb(t *testing.T) (*TestServer, *azcosmos.ContainerClien
 			Paths: []string{"/pk"},
 		},
 	})
-	ts.Repository.CreateDocument(testDatabaseName, testCollectionName, map[string]interface{}{"id": "12345", "pk": "123", "isCool": false, "arr": []int{1, 2, 3}})
-	ts.Repository.CreateDocument(testDatabaseName, testCollectionName, map[string]interface{}{"id": "67890", "pk": "456", "isCool": true, "arr": []int{6, 7, 8}})
+	ts.DataStore.CreateDocument(testDatabaseName, testCollectionName, map[string]interface{}{"id": "12345", "pk": "123", "isCool": false, "arr": []int{1, 2, 3}})
+	ts.DataStore.CreateDocument(testDatabaseName, testCollectionName, map[string]interface{}{"id": "67890", "pk": "456", "isCool": true, "arr": []int{6, 7, 8}})
 
 	client, err := azcosmos.NewClientFromConnectionString(
 		fmt.Sprintf("AccountEndpoint=%s;AccountKey=%s", ts.URL, config.DefaultAccountKey),
@@ -408,7 +408,7 @@ func Test_Documents_TransactionalBatch(t *testing.T) {
 		json.Unmarshal(operationResponse.ResourceBody, &itemResponseBody)
 		assert.Equal(t, newItem["id"], itemResponseBody["id"])
 
-		createdDoc, _ := ts.Repository.GetDocument(testDatabaseName, testCollectionName, newItem["id"].(string))
+		createdDoc, _ := ts.DataStore.GetDocument(testDatabaseName, testCollectionName, newItem["id"].(string))
 		assert.Equal(t, newItem["id"], createdDoc["id"])
 	})
 
@@ -426,8 +426,8 @@ func Test_Documents_TransactionalBatch(t *testing.T) {
 		assert.NotNil(t, operationResponse)
 		assert.Equal(t, int32(http.StatusNoContent), operationResponse.StatusCode)
 
-		_, status := ts.Repository.GetDocument(testDatabaseName, testCollectionName, "12345")
-		assert.Equal(t, repositorymodels.StatusNotFound, int(status))
+		_, status := ts.DataStore.GetDocument(testDatabaseName, testCollectionName, "12345")
+		assert.Equal(t, datastore.StatusNotFound, int(status))
 	})
 
 	t.Run("Should execute REPLACE transactional batch", func(t *testing.T) {
@@ -457,7 +457,7 @@ func Test_Documents_TransactionalBatch(t *testing.T) {
 		assert.Equal(t, newItem["id"], itemResponseBody["id"])
 		assert.Equal(t, newItem["pk"], itemResponseBody["pk"])
 
-		updatedDoc, _ := ts.Repository.GetDocument(testDatabaseName, testCollectionName, newItem["id"].(string))
+		updatedDoc, _ := ts.DataStore.GetDocument(testDatabaseName, testCollectionName, newItem["id"].(string))
 		assert.Equal(t, newItem["id"], updatedDoc["id"])
 		assert.Equal(t, newItem["pk"], updatedDoc["pk"])
 	})
@@ -489,7 +489,7 @@ func Test_Documents_TransactionalBatch(t *testing.T) {
 		assert.Equal(t, newItem["id"], itemResponseBody["id"])
 		assert.Equal(t, newItem["pk"], itemResponseBody["pk"])
 
-		updatedDoc, _ := ts.Repository.GetDocument(testDatabaseName, testCollectionName, newItem["id"].(string))
+		updatedDoc, _ := ts.DataStore.GetDocument(testDatabaseName, testCollectionName, newItem["id"].(string))
 		assert.Equal(t, newItem["id"], updatedDoc["id"])
 		assert.Equal(t, newItem["pk"], updatedDoc["pk"])
 	})

cmd/server/server.go

@@ -7,27 +7,28 @@ import (
 
 	"github.com/pikami/cosmium/api"
 	"github.com/pikami/cosmium/api/config"
-	"github.com/pikami/cosmium/internal/repositories"
+	"github.com/pikami/cosmium/internal/datastore"
+	mapdatastore "github.com/pikami/cosmium/internal/datastore/map_datastore"
 )
 
 func main() {
 	configuration := config.ParseFlags()
 
-	repository := repositories.NewDataRepository(repositories.RepositoryOptions{
+	var dataStore datastore.DataStore = mapdatastore.NewMapDataStore(mapdatastore.MapDataStoreOptions{
 		InitialDataFilePath: configuration.InitialDataFilePath,
 		PersistDataFilePath: configuration.PersistDataFilePath,
 	})
 
-	server := api.NewApiServer(repository, &configuration)
+	server := api.NewApiServer(dataStore, &configuration)
 	err := server.Start()
 	if err != nil {
 		panic(err)
 	}
 
-	waitForExit(server, repository, configuration)
+	waitForExit(server, dataStore, configuration)
 }
 
-func waitForExit(server *api.ApiServer, repository *repositories.DataRepository, config config.ServerConfig) {
+func waitForExit(server *api.ApiServer, dataStore datastore.DataStore, config config.ServerConfig) {
 	sigs := make(chan os.Signal, 1)
 	signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
 
@@ -37,7 +38,5 @@ func waitForExit(server *api.ApiServer, repository *repositories.DataRepository,
 	// Stop the server
 	server.Stop()
 
-	if config.PersistDataFilePath != "" {
-		repository.SaveStateFS(config.PersistDataFilePath)
-	}
+	dataStore.Close()
 }

internal/datastore/datastore.go

@@ -0,0 +1,44 @@
+package datastore
+
+type DataStore interface {
+	GetAllDatabases() ([]Database, DataStoreStatus)
+	GetDatabase(databaseId string) (Database, DataStoreStatus)
+	DeleteDatabase(databaseId string) DataStoreStatus
+	CreateDatabase(newDatabase Database) (Database, DataStoreStatus)
+
+	GetAllCollections(databaseId string) ([]Collection, DataStoreStatus)
+	GetCollection(databaseId string, collectionId string) (Collection, DataStoreStatus)
+	DeleteCollection(databaseId string, collectionId string) DataStoreStatus
+	CreateCollection(databaseId string, newCollection Collection) (Collection, DataStoreStatus)
+
+	GetAllDocuments(databaseId string, collectionId string) ([]Document, DataStoreStatus)
+	GetDocumentIterator(databaseId string, collectionId string) (DocumentIterator, DataStoreStatus)
+	GetDocument(databaseId string, collectionId string, documentId string) (Document, DataStoreStatus)
+	DeleteDocument(databaseId string, collectionId string, documentId string) DataStoreStatus
+	CreateDocument(databaseId string, collectionId string, document map[string]interface{}) (Document, DataStoreStatus)
+
+	GetAllTriggers(databaseId string, collectionId string) ([]Trigger, DataStoreStatus)
+	GetTrigger(databaseId string, collectionId string, triggerId string) (Trigger, DataStoreStatus)
+	DeleteTrigger(databaseId string, collectionId string, triggerId string) DataStoreStatus
+	CreateTrigger(databaseId string, collectionId string, trigger Trigger) (Trigger, DataStoreStatus)
+
+	GetAllStoredProcedures(databaseId string, collectionId string) ([]StoredProcedure, DataStoreStatus)
+	GetStoredProcedure(databaseId string, collectionId string, storedProcedureId string) (StoredProcedure, DataStoreStatus)
+	DeleteStoredProcedure(databaseId string, collectionId string, storedProcedureId string) DataStoreStatus
+	CreateStoredProcedure(databaseId string, collectionId string, storedProcedure StoredProcedure) (StoredProcedure, DataStoreStatus)
+
+	GetAllUserDefinedFunctions(databaseId string, collectionId string) ([]UserDefinedFunction, DataStoreStatus)
+	GetUserDefinedFunction(databaseId string, collectionId string, udfId string) (UserDefinedFunction, DataStoreStatus)
+	DeleteUserDefinedFunction(databaseId string, collectionId string, udfId string) DataStoreStatus
+	CreateUserDefinedFunction(databaseId string, collectionId string, udf UserDefinedFunction) (UserDefinedFunction, DataStoreStatus)
+
+	GetPartitionKeyRanges(databaseId string, collectionId string) ([]PartitionKeyRange, DataStoreStatus)
+
+	Close()
+	DumpToJson() (string, error)
+}
+
+type DocumentIterator interface {
+	Next() (Document, DataStoreStatus)
+	HasMore() bool
+}

internal/datastore/map_datastore/array_document_iterator.go

@@ -0,0 +1,21 @@
+package mapdatastore
+
+import "github.com/pikami/cosmium/internal/datastore"
+
+type ArrayDocumentIterator struct {
+	documents []datastore.Document
+	index     int
+}
+
+func (i *ArrayDocumentIterator) Next() (datastore.Document, datastore.DataStoreStatus) {
+	i.index++
+	if i.index >= len(i.documents) {
+		return datastore.Document{}, datastore.StatusNotFound
+	}
+
+	return i.documents[i.index], datastore.StatusOk
+}
+
+func (i *ArrayDocumentIterator) HasMore() bool {
+	return i.index < len(i.documents)-1
+}

internal/datastore/map_datastore/collections.go

@@ -1,52 +1,52 @@
-package repositories
+package mapdatastore
 
 import (
 	"fmt"
 	"time"
 
 	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/resourceid"
 	structhidrators "github.com/pikami/cosmium/internal/struct_hidrators"
 	"golang.org/x/exp/maps"
 )
 
-func (r *DataRepository) GetAllCollections(databaseId string) ([]repositorymodels.Collection, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetAllCollections(databaseId string) ([]datastore.Collection, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
 	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return make([]repositorymodels.Collection, 0), repositorymodels.StatusNotFound
+		return make([]datastore.Collection, 0), datastore.StatusNotFound
 	}
 
-	return maps.Values(r.storeState.Collections[databaseId]), repositorymodels.StatusOk
+	return maps.Values(r.storeState.Collections[databaseId]), datastore.StatusOk
 }
 
-func (r *DataRepository) GetCollection(databaseId string, collectionId string) (repositorymodels.Collection, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetCollection(databaseId string, collectionId string) (datastore.Collection, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
 	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.Collection{}, repositorymodels.StatusNotFound
+		return datastore.Collection{}, datastore.StatusNotFound
 	}
 
 	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.Collection{}, repositorymodels.StatusNotFound
+		return datastore.Collection{}, datastore.StatusNotFound
 	}
 
-	return r.storeState.Collections[databaseId][collectionId], repositorymodels.StatusOk
+	return r.storeState.Collections[databaseId][collectionId], datastore.StatusOk
 }
 
-func (r *DataRepository) DeleteCollection(databaseId string, collectionId string) repositorymodels.RepositoryStatus {
+func (r *MapDataStore) DeleteCollection(databaseId string, collectionId string) datastore.DataStoreStatus {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
 	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StatusNotFound
+		return datastore.StatusNotFound
 	}
 
 	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StatusNotFound
+		return datastore.StatusNotFound
 	}
 
 	delete(r.storeState.Collections[databaseId], collectionId)
@@ -55,24 +55,24 @@ func (r *DataRepository) DeleteCollection(databaseId string, collectionId string
 	delete(r.storeState.StoredProcedures[databaseId], collectionId)
 	delete(r.storeState.UserDefinedFunctions[databaseId], collectionId)
 
-	return repositorymodels.StatusOk
+	return datastore.StatusOk
 }
 
-func (r *DataRepository) CreateCollection(databaseId string, newCollection repositorymodels.Collection) (repositorymodels.Collection, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) CreateCollection(databaseId string, newCollection datastore.Collection) (datastore.Collection, datastore.DataStoreStatus) {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
 	var ok bool
-	var database repositorymodels.Database
+	var database datastore.Database
 	if database, ok = r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.Collection{}, repositorymodels.StatusNotFound
+		return datastore.Collection{}, datastore.StatusNotFound
 	}
 
 	if _, ok = r.storeState.Collections[databaseId][newCollection.ID]; ok {
-		return repositorymodels.Collection{}, repositorymodels.Conflict
+		return datastore.Collection{}, datastore.Conflict
 	}
 
-	newCollection = structhidrators.Hidrate(newCollection).(repositorymodels.Collection)
+	newCollection = structhidrators.Hidrate(newCollection).(datastore.Collection)
 
 	newCollection.TimeStamp = time.Now().Unix()
 	newCollection.ResourceID = resourceid.NewCombined(database.ResourceID, resourceid.New(resourceid.ResourceTypeCollection))
@@ -80,10 +80,10 @@ func (r *DataRepository) CreateCollection(databaseId string, newCollection repos
 	newCollection.Self = fmt.Sprintf("dbs/%s/colls/%s/", database.ResourceID, newCollection.ResourceID)
 
 	r.storeState.Collections[databaseId][newCollection.ID] = newCollection
-	r.storeState.Documents[databaseId][newCollection.ID] = make(map[string]repositorymodels.Document)
-	r.storeState.Triggers[databaseId][newCollection.ID] = make(map[string]repositorymodels.Trigger)
-	r.storeState.StoredProcedures[databaseId][newCollection.ID] = make(map[string]repositorymodels.StoredProcedure)
-	r.storeState.UserDefinedFunctions[databaseId][newCollection.ID] = make(map[string]repositorymodels.UserDefinedFunction)
+	r.storeState.Documents[databaseId][newCollection.ID] = make(map[string]datastore.Document)
+	r.storeState.Triggers[databaseId][newCollection.ID] = make(map[string]datastore.Trigger)
+	r.storeState.StoredProcedures[databaseId][newCollection.ID] = make(map[string]datastore.StoredProcedure)
+	r.storeState.UserDefinedFunctions[databaseId][newCollection.ID] = make(map[string]datastore.UserDefinedFunction)
 
-	return newCollection, repositorymodels.StatusOk
+	return newCollection, datastore.StatusOk
 }

internal/datastore/map_datastore/databases.go

@@ -1,39 +1,39 @@
-package repositories
+package mapdatastore
 
 import (
 	"fmt"
 	"time"
 
 	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/resourceid"
 	"golang.org/x/exp/maps"
 )
 
-func (r *DataRepository) GetAllDatabases() ([]repositorymodels.Database, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetAllDatabases() ([]datastore.Database, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
-	return maps.Values(r.storeState.Databases), repositorymodels.StatusOk
+	return maps.Values(r.storeState.Databases), datastore.StatusOk
 }
 
-func (r *DataRepository) GetDatabase(id string) (repositorymodels.Database, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetDatabase(id string) (datastore.Database, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
 	if database, ok := r.storeState.Databases[id]; ok {
-		return database, repositorymodels.StatusOk
+		return database, datastore.StatusOk
 	}
 
-	return repositorymodels.Database{}, repositorymodels.StatusNotFound
+	return datastore.Database{}, datastore.StatusNotFound
 }
 
-func (r *DataRepository) DeleteDatabase(id string) repositorymodels.RepositoryStatus {
+func (r *MapDataStore) DeleteDatabase(id string) datastore.DataStoreStatus {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
 	if _, ok := r.storeState.Databases[id]; !ok {
-		return repositorymodels.StatusNotFound
+		return datastore.StatusNotFound
 	}
 
 	delete(r.storeState.Databases, id)
@@ -43,15 +43,15 @@ func (r *DataRepository) DeleteDatabase(id string) repositorymodels.RepositorySt
 	delete(r.storeState.StoredProcedures, id)
 	delete(r.storeState.UserDefinedFunctions, id)
 
-	return repositorymodels.StatusOk
+	return datastore.StatusOk
 }
 
-func (r *DataRepository) CreateDatabase(newDatabase repositorymodels.Database) (repositorymodels.Database, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) CreateDatabase(newDatabase datastore.Database) (datastore.Database, datastore.DataStoreStatus) {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
 	if _, ok := r.storeState.Databases[newDatabase.ID]; ok {
-		return repositorymodels.Database{}, repositorymodels.Conflict
+		return datastore.Database{}, datastore.Conflict
 	}
 
 	newDatabase.TimeStamp = time.Now().Unix()
@@ -60,11 +60,11 @@ func (r *DataRepository) CreateDatabase(newDatabase repositorymodels.Database) (
 	newDatabase.Self = fmt.Sprintf("dbs/%s/", newDatabase.ResourceID)
 
 	r.storeState.Databases[newDatabase.ID] = newDatabase
-	r.storeState.Collections[newDatabase.ID] = make(map[string]repositorymodels.Collection)
-	r.storeState.Documents[newDatabase.ID] = make(map[string]map[string]repositorymodels.Document)
-	r.storeState.Triggers[newDatabase.ID] = make(map[string]map[string]repositorymodels.Trigger)
-	r.storeState.StoredProcedures[newDatabase.ID] = make(map[string]map[string]repositorymodels.StoredProcedure)
-	r.storeState.UserDefinedFunctions[newDatabase.ID] = make(map[string]map[string]repositorymodels.UserDefinedFunction)
+	r.storeState.Collections[newDatabase.ID] = make(map[string]datastore.Collection)
+	r.storeState.Documents[newDatabase.ID] = make(map[string]map[string]datastore.Document)
+	r.storeState.Triggers[newDatabase.ID] = make(map[string]map[string]datastore.Trigger)
+	r.storeState.StoredProcedures[newDatabase.ID] = make(map[string]map[string]datastore.StoredProcedure)
+	r.storeState.UserDefinedFunctions[newDatabase.ID] = make(map[string]map[string]datastore.UserDefinedFunction)
 
-	return newDatabase, repositorymodels.StatusOk
+	return newDatabase, datastore.StatusOk
 }

internal/datastore/map_datastore/documents.go

@@ -0,0 +1,113 @@
+package mapdatastore
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/pikami/cosmium/internal/datastore"
+	"github.com/pikami/cosmium/internal/resourceid"
+	"golang.org/x/exp/maps"
+)
+
+func (r *MapDataStore) GetAllDocuments(databaseId string, collectionId string) ([]datastore.Document, datastore.DataStoreStatus) {
+	r.storeState.RLock()
+	defer r.storeState.RUnlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return make([]datastore.Document, 0), datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return make([]datastore.Document, 0), datastore.StatusNotFound
+	}
+
+	return maps.Values(r.storeState.Documents[databaseId][collectionId]), datastore.StatusOk
+}
+
+func (r *MapDataStore) GetDocument(databaseId string, collectionId string, documentId string) (datastore.Document, datastore.DataStoreStatus) {
+	r.storeState.RLock()
+	defer r.storeState.RUnlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return datastore.Document{}, datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.Document{}, datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Documents[databaseId][collectionId][documentId]; !ok {
+		return datastore.Document{}, datastore.StatusNotFound
+	}
+
+	return r.storeState.Documents[databaseId][collectionId][documentId], datastore.StatusOk
+}
+
+func (r *MapDataStore) DeleteDocument(databaseId string, collectionId string, documentId string) datastore.DataStoreStatus {
+	r.storeState.Lock()
+	defer r.storeState.Unlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Documents[databaseId][collectionId][documentId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	delete(r.storeState.Documents[databaseId][collectionId], documentId)
+
+	return datastore.StatusOk
+}
+
+func (r *MapDataStore) CreateDocument(databaseId string, collectionId string, document map[string]interface{}) (datastore.Document, datastore.DataStoreStatus) {
+	r.storeState.Lock()
+	defer r.storeState.Unlock()
+
+	var ok bool
+	var documentId string
+	var database datastore.Database
+	var collection datastore.Collection
+	if documentId, ok = document["id"].(string); !ok || documentId == "" {
+		documentId = fmt.Sprint(uuid.New())
+		document["id"] = documentId
+	}
+
+	if database, ok = r.storeState.Databases[databaseId]; !ok {
+		return datastore.Document{}, datastore.StatusNotFound
+	}
+
+	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.Document{}, datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Documents[databaseId][collectionId][documentId]; ok {
+		return datastore.Document{}, datastore.Conflict
+	}
+
+	document["_ts"] = time.Now().Unix()
+	document["_rid"] = resourceid.NewCombined(collection.ResourceID, resourceid.New(resourceid.ResourceTypeDocument))
+	document["_etag"] = fmt.Sprintf("\"%s\"", uuid.New())
+	document["_self"] = fmt.Sprintf("dbs/%s/colls/%s/docs/%s/", database.ResourceID, collection.ResourceID, document["_rid"])
+
+	r.storeState.Documents[databaseId][collectionId][documentId] = document
+
+	return document, datastore.StatusOk
+}
+
+func (r *MapDataStore) GetDocumentIterator(databaseId string, collectionId string) (datastore.DocumentIterator, datastore.DataStoreStatus) {
+	documents, status := r.GetAllDocuments(databaseId, collectionId)
+	if status != datastore.StatusOk {
+		return nil, status
+	}
+
+	return &ArrayDocumentIterator{
+		documents: documents,
+		index:     -1,
+	}, datastore.StatusOk
+}

internal/datastore/map_datastore/map_datastore.go

@@ -0,0 +1,34 @@
+package mapdatastore
+
+import "github.com/pikami/cosmium/internal/datastore"
+
+type MapDataStore struct {
+	storeState State
+
+	initialDataFilePath string
+	persistDataFilePath string
+}
+
+type MapDataStoreOptions struct {
+	InitialDataFilePath string
+	PersistDataFilePath string
+}
+
+func NewMapDataStore(options MapDataStoreOptions) *MapDataStore {
+	dataStore := &MapDataStore{
+		storeState: State{
+			Databases:            make(map[string]datastore.Database),
+			Collections:          make(map[string]map[string]datastore.Collection),
+			Documents:            make(map[string]map[string]map[string]datastore.Document),
+			Triggers:             make(map[string]map[string]map[string]datastore.Trigger),
+			StoredProcedures:     make(map[string]map[string]map[string]datastore.StoredProcedure),
+			UserDefinedFunctions: make(map[string]map[string]map[string]datastore.UserDefinedFunction),
+		},
+		initialDataFilePath: options.InitialDataFilePath,
+		persistDataFilePath: options.PersistDataFilePath,
+	}
+
+	dataStore.InitializeDataStore()
+
+	return dataStore
+}

internal/datastore/map_datastore/partition_key_ranges.go

@@ -1,15 +1,15 @@
-package repositories
+package mapdatastore
 
 import (
 	"fmt"
 
 	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/resourceid"
 )
 
 // I have no idea what this is tbh
-func (r *DataRepository) GetPartitionKeyRanges(databaseId string, collectionId string) ([]repositorymodels.PartitionKeyRange, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetPartitionKeyRanges(databaseId string, collectionId string) ([]datastore.PartitionKeyRange, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
@@ -30,7 +30,7 @@ func (r *DataRepository) GetPartitionKeyRanges(databaseId string, collectionId s
 	pkrSelf := fmt.Sprintf("dbs/%s/colls/%s/pkranges/%s/", databaseRid, collectionRid, pkrResourceId)
 	etag := fmt.Sprintf("\"%s\"", uuid.New())
 
-	return []repositorymodels.PartitionKeyRange{
+	return []datastore.PartitionKeyRange{
 		{
 			ResourceID:         pkrResourceId,
 			ID:                 "0",
@@ -45,5 +45,5 @@ func (r *DataRepository) GetPartitionKeyRanges(databaseId string, collectionId s
 			TimeStamp:          timestamp,
 			Lsn:                17,
 		},
-	}, repositorymodels.StatusOk
+	}, datastore.StatusOk
 }

internal/datastore/map_datastore/state.go

@@ -1,16 +1,39 @@
-package repositories
+package mapdatastore
 
 import (
 	"encoding/json"
 	"log"
 	"os"
 	"reflect"
+	"sync"
 
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/logger"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
 )
 
-func (r *DataRepository) InitializeRepository() {
+type State struct {
+	sync.RWMutex
+
+	// Map databaseId -> Database
+	Databases map[string]datastore.Database `json:"databases"`
+
+	// Map databaseId -> collectionId -> Collection
+	Collections map[string]map[string]datastore.Collection `json:"collections"`
+
+	// Map databaseId -> collectionId -> documentId -> Documents
+	Documents map[string]map[string]map[string]datastore.Document `json:"documents"`
+
+	// Map databaseId -> collectionId -> triggerId -> Trigger
+	Triggers map[string]map[string]map[string]datastore.Trigger `json:"triggers"`
+
+	// Map databaseId -> collectionId -> spId -> StoredProcedure
+	StoredProcedures map[string]map[string]map[string]datastore.StoredProcedure `json:"sprocs"`
+
+	// Map databaseId -> collectionId -> udfId -> UserDefinedFunction
+	UserDefinedFunctions map[string]map[string]map[string]datastore.UserDefinedFunction `json:"udfs"`
+}
+
+func (r *MapDataStore) InitializeDataStore() {
 	if r.initialDataFilePath != "" {
 		r.LoadStateFS(r.initialDataFilePath)
 		return
@@ -32,7 +55,7 @@ func (r *DataRepository) InitializeRepository() {
 	}
 }
 
-func (r *DataRepository) LoadStateFS(filePath string) {
+func (r *MapDataStore) LoadStateFS(filePath string) {
 	data, err := os.ReadFile(filePath)
 	if err != nil {
 		log.Fatalf("Error reading state JSON file: %v", err)
@@ -45,11 +68,11 @@ func (r *DataRepository) LoadStateFS(filePath string) {
 	}
 }
 
-func (r *DataRepository) LoadStateJSON(jsonData string) error {
+func (r *MapDataStore) LoadStateJSON(jsonData string) error {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
-	var state repositorymodels.State
+	var state State
 	if err := json.Unmarshal([]byte(jsonData), &state); err != nil {
 		return err
 	}
@@ -71,7 +94,7 @@ func (r *DataRepository) LoadStateJSON(jsonData string) error {
 	return nil
 }
 
-func (r *DataRepository) SaveStateFS(filePath string) {
+func (r *MapDataStore) SaveStateFS(filePath string) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
@@ -92,7 +115,7 @@ func (r *DataRepository) SaveStateFS(filePath string) {
 	logger.Infof("User defined functions: %d\n", getLength(r.storeState.UserDefinedFunctions))
 }
 
-func (r *DataRepository) GetState() (string, error) {
+func (r *MapDataStore) DumpToJson() (string, error) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
@@ -103,16 +126,23 @@ func (r *DataRepository) GetState() (string, error) {
 	}
 
 	return string(data), nil
+
+}
+
+func (r *MapDataStore) Close() {
+	if r.persistDataFilePath != "" {
+		r.SaveStateFS(r.persistDataFilePath)
+	}
 }
 
 func getLength(v interface{}) int {
 	switch v.(type) {
-	case repositorymodels.Database,
-		repositorymodels.Collection,
-		repositorymodels.Document,
-		repositorymodels.Trigger,
-		repositorymodels.StoredProcedure,
-		repositorymodels.UserDefinedFunction:
+	case datastore.Database,
+		datastore.Collection,
+		datastore.Document,
+		datastore.Trigger,
+		datastore.StoredProcedure,
+		datastore.UserDefinedFunction:
 		return 1
 	}
 
@@ -133,55 +163,55 @@ func getLength(v interface{}) int {
 	return count
 }
 
-func (r *DataRepository) ensureStoreStateNoNullReferences() {
+func (r *MapDataStore) ensureStoreStateNoNullReferences() {
 	if r.storeState.Databases == nil {
-		r.storeState.Databases = make(map[string]repositorymodels.Database)
+		r.storeState.Databases = make(map[string]datastore.Database)
 	}
 
 	if r.storeState.Collections == nil {
-		r.storeState.Collections = make(map[string]map[string]repositorymodels.Collection)
+		r.storeState.Collections = make(map[string]map[string]datastore.Collection)
 	}
 
 	if r.storeState.Documents == nil {
-		r.storeState.Documents = make(map[string]map[string]map[string]repositorymodels.Document)
+		r.storeState.Documents = make(map[string]map[string]map[string]datastore.Document)
 	}
 
 	if r.storeState.Triggers == nil {
-		r.storeState.Triggers = make(map[string]map[string]map[string]repositorymodels.Trigger)
+		r.storeState.Triggers = make(map[string]map[string]map[string]datastore.Trigger)
 	}
 
 	if r.storeState.StoredProcedures == nil {
-		r.storeState.StoredProcedures = make(map[string]map[string]map[string]repositorymodels.StoredProcedure)
+		r.storeState.StoredProcedures = make(map[string]map[string]map[string]datastore.StoredProcedure)
 	}
 
 	if r.storeState.UserDefinedFunctions == nil {
-		r.storeState.UserDefinedFunctions = make(map[string]map[string]map[string]repositorymodels.UserDefinedFunction)
+		r.storeState.UserDefinedFunctions = make(map[string]map[string]map[string]datastore.UserDefinedFunction)
 	}
 
 	for database := range r.storeState.Databases {
 		if r.storeState.Collections[database] == nil {
-			r.storeState.Collections[database] = make(map[string]repositorymodels.Collection)
+			r.storeState.Collections[database] = make(map[string]datastore.Collection)
 		}
 
 		if r.storeState.Documents[database] == nil {
-			r.storeState.Documents[database] = make(map[string]map[string]repositorymodels.Document)
+			r.storeState.Documents[database] = make(map[string]map[string]datastore.Document)
 		}
 
 		if r.storeState.Triggers[database] == nil {
-			r.storeState.Triggers[database] = make(map[string]map[string]repositorymodels.Trigger)
+			r.storeState.Triggers[database] = make(map[string]map[string]datastore.Trigger)
 		}
 
 		if r.storeState.StoredProcedures[database] == nil {
-			r.storeState.StoredProcedures[database] = make(map[string]map[string]repositorymodels.StoredProcedure)
+			r.storeState.StoredProcedures[database] = make(map[string]map[string]datastore.StoredProcedure)
 		}
 
 		if r.storeState.UserDefinedFunctions[database] == nil {
-			r.storeState.UserDefinedFunctions[database] = make(map[string]map[string]repositorymodels.UserDefinedFunction)
+			r.storeState.UserDefinedFunctions[database] = make(map[string]map[string]datastore.UserDefinedFunction)
 		}
 
 		for collection := range r.storeState.Collections[database] {
 			if r.storeState.Documents[database][collection] == nil {
-				r.storeState.Documents[database][collection] = make(map[string]repositorymodels.Document)
+				r.storeState.Documents[database][collection] = make(map[string]datastore.Document)
 			}
 
 			for document := range r.storeState.Documents[database][collection] {
@@ -191,15 +221,15 @@ func (r *DataRepository) ensureStoreStateNoNullReferences() {
 			}
 
 			if r.storeState.Triggers[database][collection] == nil {
-				r.storeState.Triggers[database][collection] = make(map[string]repositorymodels.Trigger)
+				r.storeState.Triggers[database][collection] = make(map[string]datastore.Trigger)
 			}
 
 			if r.storeState.StoredProcedures[database][collection] == nil {
-				r.storeState.StoredProcedures[database][collection] = make(map[string]repositorymodels.StoredProcedure)
+				r.storeState.StoredProcedures[database][collection] = make(map[string]datastore.StoredProcedure)
 			}
 
 			if r.storeState.UserDefinedFunctions[database][collection] == nil {
-				r.storeState.UserDefinedFunctions[database][collection] = make(map[string]repositorymodels.UserDefinedFunction)
+				r.storeState.UserDefinedFunctions[database][collection] = make(map[string]datastore.UserDefinedFunction)
 			}
 		}
 	}

internal/datastore/map_datastore/stored_procedures.go

@@ -0,0 +1,91 @@
+package mapdatastore
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/pikami/cosmium/internal/datastore"
+	"github.com/pikami/cosmium/internal/resourceid"
+	"golang.org/x/exp/maps"
+)
+
+func (r *MapDataStore) GetAllStoredProcedures(databaseId string, collectionId string) ([]datastore.StoredProcedure, datastore.DataStoreStatus) {
+	r.storeState.RLock()
+	defer r.storeState.RUnlock()
+
+	return maps.Values(r.storeState.StoredProcedures[databaseId][collectionId]), datastore.StatusOk
+}
+
+func (r *MapDataStore) GetStoredProcedure(databaseId string, collectionId string, spId string) (datastore.StoredProcedure, datastore.DataStoreStatus) {
+	r.storeState.RLock()
+	defer r.storeState.RUnlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return datastore.StoredProcedure{}, datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.StoredProcedure{}, datastore.StatusNotFound
+	}
+
+	if sp, ok := r.storeState.StoredProcedures[databaseId][collectionId][spId]; ok {
+		return sp, datastore.StatusOk
+	}
+
+	return datastore.StoredProcedure{}, datastore.StatusNotFound
+}
+
+func (r *MapDataStore) DeleteStoredProcedure(databaseId string, collectionId string, spId string) datastore.DataStoreStatus {
+	r.storeState.Lock()
+	defer r.storeState.Unlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.StoredProcedures[databaseId][collectionId][spId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	delete(r.storeState.StoredProcedures[databaseId][collectionId], spId)
+
+	return datastore.StatusOk
+}
+
+func (r *MapDataStore) CreateStoredProcedure(databaseId string, collectionId string, sp datastore.StoredProcedure) (datastore.StoredProcedure, datastore.DataStoreStatus) {
+	r.storeState.Lock()
+	defer r.storeState.Unlock()
+
+	var ok bool
+	var database datastore.Database
+	var collection datastore.Collection
+	if sp.ID == "" {
+		return datastore.StoredProcedure{}, datastore.BadRequest
+	}
+
+	if database, ok = r.storeState.Databases[databaseId]; !ok {
+		return datastore.StoredProcedure{}, datastore.StatusNotFound
+	}
+
+	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.StoredProcedure{}, datastore.StatusNotFound
+	}
+
+	if _, ok = r.storeState.StoredProcedures[databaseId][collectionId][sp.ID]; ok {
+		return datastore.StoredProcedure{}, datastore.Conflict
+	}
+
+	sp.TimeStamp = time.Now().Unix()
+	sp.ResourceID = resourceid.NewCombined(collection.ResourceID, resourceid.New(resourceid.ResourceTypeStoredProcedure))
+	sp.ETag = fmt.Sprintf("\"%s\"", uuid.New())
+	sp.Self = fmt.Sprintf("dbs/%s/colls/%s/sprocs/%s/", database.ResourceID, collection.ResourceID, sp.ResourceID)
+
+	r.storeState.StoredProcedures[databaseId][collectionId][sp.ID] = sp
+
+	return sp, datastore.StatusOk
+}

internal/datastore/map_datastore/triggers.go

@@ -1,83 +1,83 @@
-package repositories
+package mapdatastore
 
 import (
 	"fmt"
 	"time"
 
 	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 	"github.com/pikami/cosmium/internal/resourceid"
 	"golang.org/x/exp/maps"
 )
 
-func (r *DataRepository) GetAllTriggers(databaseId string, collectionId string) ([]repositorymodels.Trigger, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetAllTriggers(databaseId string, collectionId string) ([]datastore.Trigger, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
-	return maps.Values(r.storeState.Triggers[databaseId][collectionId]), repositorymodels.StatusOk
+	return maps.Values(r.storeState.Triggers[databaseId][collectionId]), datastore.StatusOk
 }
 
-func (r *DataRepository) GetTrigger(databaseId string, collectionId string, triggerId string) (repositorymodels.Trigger, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) GetTrigger(databaseId string, collectionId string, triggerId string) (datastore.Trigger, datastore.DataStoreStatus) {
 	r.storeState.RLock()
 	defer r.storeState.RUnlock()
 
 	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.Trigger{}, repositorymodels.StatusNotFound
+		return datastore.Trigger{}, datastore.StatusNotFound
 	}
 
 	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.Trigger{}, repositorymodels.StatusNotFound
+		return datastore.Trigger{}, datastore.StatusNotFound
 	}
 
 	if trigger, ok := r.storeState.Triggers[databaseId][collectionId][triggerId]; ok {
-		return trigger, repositorymodels.StatusOk
+		return trigger, datastore.StatusOk
 	}
 
-	return repositorymodels.Trigger{}, repositorymodels.StatusNotFound
+	return datastore.Trigger{}, datastore.StatusNotFound
 }
 
-func (r *DataRepository) DeleteTrigger(databaseId string, collectionId string, triggerId string) repositorymodels.RepositoryStatus {
+func (r *MapDataStore) DeleteTrigger(databaseId string, collectionId string, triggerId string) datastore.DataStoreStatus {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
 	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StatusNotFound
+		return datastore.StatusNotFound
 	}
 
 	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StatusNotFound
+		return datastore.StatusNotFound
 	}
 
 	if _, ok := r.storeState.Triggers[databaseId][collectionId][triggerId]; !ok {
-		return repositorymodels.StatusNotFound
+		return datastore.StatusNotFound
 	}
 
 	delete(r.storeState.Triggers[databaseId][collectionId], triggerId)
 
-	return repositorymodels.StatusOk
+	return datastore.StatusOk
 }
 
-func (r *DataRepository) CreateTrigger(databaseId string, collectionId string, trigger repositorymodels.Trigger) (repositorymodels.Trigger, repositorymodels.RepositoryStatus) {
+func (r *MapDataStore) CreateTrigger(databaseId string, collectionId string, trigger datastore.Trigger) (datastore.Trigger, datastore.DataStoreStatus) {
 	r.storeState.Lock()
 	defer r.storeState.Unlock()
 
 	var ok bool
-	var database repositorymodels.Database
-	var collection repositorymodels.Collection
+	var database datastore.Database
+	var collection datastore.Collection
 	if trigger.ID == "" {
-		return repositorymodels.Trigger{}, repositorymodels.BadRequest
+		return datastore.Trigger{}, datastore.BadRequest
 	}
 
 	if database, ok = r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.Trigger{}, repositorymodels.StatusNotFound
+		return datastore.Trigger{}, datastore.StatusNotFound
 	}
 
 	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.Trigger{}, repositorymodels.StatusNotFound
+		return datastore.Trigger{}, datastore.StatusNotFound
 	}
 
 	if _, ok = r.storeState.Triggers[databaseId][collectionId][trigger.ID]; ok {
-		return repositorymodels.Trigger{}, repositorymodels.Conflict
+		return datastore.Trigger{}, datastore.Conflict
 	}
 
 	trigger.TimeStamp = time.Now().Unix()
@@ -87,5 +87,5 @@ func (r *DataRepository) CreateTrigger(databaseId string, collectionId string, t
 
 	r.storeState.Triggers[databaseId][collectionId][trigger.ID] = trigger
 
-	return trigger, repositorymodels.StatusOk
+	return trigger, datastore.StatusOk
 }

internal/datastore/map_datastore/user_defined_functions.go

@@ -0,0 +1,91 @@
+package mapdatastore
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/google/uuid"
+	"github.com/pikami/cosmium/internal/datastore"
+	"github.com/pikami/cosmium/internal/resourceid"
+	"golang.org/x/exp/maps"
+)
+
+func (r *MapDataStore) GetAllUserDefinedFunctions(databaseId string, collectionId string) ([]datastore.UserDefinedFunction, datastore.DataStoreStatus) {
+	r.storeState.RLock()
+	defer r.storeState.RUnlock()
+
+	return maps.Values(r.storeState.UserDefinedFunctions[databaseId][collectionId]), datastore.StatusOk
+}
+
+func (r *MapDataStore) GetUserDefinedFunction(databaseId string, collectionId string, udfId string) (datastore.UserDefinedFunction, datastore.DataStoreStatus) {
+	r.storeState.RLock()
+	defer r.storeState.RUnlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return datastore.UserDefinedFunction{}, datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.UserDefinedFunction{}, datastore.StatusNotFound
+	}
+
+	if udf, ok := r.storeState.UserDefinedFunctions[databaseId][collectionId][udfId]; ok {
+		return udf, datastore.StatusOk
+	}
+
+	return datastore.UserDefinedFunction{}, datastore.StatusNotFound
+}
+
+func (r *MapDataStore) DeleteUserDefinedFunction(databaseId string, collectionId string, udfId string) datastore.DataStoreStatus {
+	r.storeState.Lock()
+	defer r.storeState.Unlock()
+
+	if _, ok := r.storeState.Databases[databaseId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.UserDefinedFunctions[databaseId][collectionId][udfId]; !ok {
+		return datastore.StatusNotFound
+	}
+
+	delete(r.storeState.UserDefinedFunctions[databaseId][collectionId], udfId)
+
+	return datastore.StatusOk
+}
+
+func (r *MapDataStore) CreateUserDefinedFunction(databaseId string, collectionId string, udf datastore.UserDefinedFunction) (datastore.UserDefinedFunction, datastore.DataStoreStatus) {
+	r.storeState.Lock()
+	defer r.storeState.Unlock()
+
+	var ok bool
+	var database datastore.Database
+	var collection datastore.Collection
+	if udf.ID == "" {
+		return datastore.UserDefinedFunction{}, datastore.BadRequest
+	}
+
+	if database, ok = r.storeState.Databases[databaseId]; !ok {
+		return datastore.UserDefinedFunction{}, datastore.StatusNotFound
+	}
+
+	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
+		return datastore.UserDefinedFunction{}, datastore.StatusNotFound
+	}
+
+	if _, ok := r.storeState.UserDefinedFunctions[databaseId][collectionId][udf.ID]; ok {
+		return datastore.UserDefinedFunction{}, datastore.Conflict
+	}
+
+	udf.TimeStamp = time.Now().Unix()
+	udf.ResourceID = resourceid.NewCombined(collection.ResourceID, resourceid.New(resourceid.ResourceTypeUserDefinedFunction))
+	udf.ETag = fmt.Sprintf("\"%s\"", uuid.New())
+	udf.Self = fmt.Sprintf("dbs/%s/colls/%s/udfs/%s/", database.ResourceID, collection.ResourceID, udf.ResourceID)
+
+	r.storeState.UserDefinedFunctions[databaseId][collectionId][udf.ID] = udf
+
+	return udf, datastore.StatusOk
+}

internal/datastore/models.go

@@ -1,6 +1,4 @@
-package repositorymodels
-
-import "sync"
+package datastore
 
 type Database struct {
 	ID         string `json:"id"`
@@ -10,7 +8,7 @@ type Database struct {
 	Self       string `json:"_self"`
 }
 
-type RepositoryStatus int
+type DataStoreStatus int
 
 const (
 	StatusOk       = 1
@@ -117,25 +115,3 @@ type PartitionKeyRange struct {
 	TimeStamp          int64  `json:"_ts"`
 	Lsn                int    `json:"lsn"`
 }
-
-type State struct {
-	sync.RWMutex
-
-	// Map databaseId -> Database
-	Databases map[string]Database `json:"databases"`
-
-	// Map databaseId -> collectionId -> Collection
-	Collections map[string]map[string]Collection `json:"collections"`
-
-	// Map databaseId -> collectionId -> documentId -> Documents
-	Documents map[string]map[string]map[string]Document `json:"documents"`
-
-	// Map databaseId -> collectionId -> triggerId -> Trigger
-	Triggers map[string]map[string]map[string]Trigger `json:"triggers"`
-
-	// Map databaseId -> collectionId -> spId -> StoredProcedure
-	StoredProcedures map[string]map[string]map[string]StoredProcedure `json:"sprocs"`
-
-	// Map databaseId -> collectionId -> udfId -> UserDefinedFunction
-	UserDefinedFunctions map[string]map[string]map[string]UserDefinedFunction `json:"udfs"`
-}

internal/repositories/documents.go

@@ -1,130 +0,0 @@
-package repositories
-
-import (
-	"fmt"
-	"log"
-	"time"
-
-	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
-	"github.com/pikami/cosmium/internal/resourceid"
-	"github.com/pikami/cosmium/parsers"
-	"github.com/pikami/cosmium/parsers/nosql"
-	memoryexecutor "github.com/pikami/cosmium/query_executors/memory_executor"
-	"golang.org/x/exp/maps"
-)
-
-func (r *DataRepository) GetAllDocuments(databaseId string, collectionId string) ([]repositorymodels.Document, repositorymodels.RepositoryStatus) {
-	r.storeState.RLock()
-	defer r.storeState.RUnlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return make([]repositorymodels.Document, 0), repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return make([]repositorymodels.Document, 0), repositorymodels.StatusNotFound
-	}
-
-	return maps.Values(r.storeState.Documents[databaseId][collectionId]), repositorymodels.StatusOk
-}
-
-func (r *DataRepository) GetDocument(databaseId string, collectionId string, documentId string) (repositorymodels.Document, repositorymodels.RepositoryStatus) {
-	r.storeState.RLock()
-	defer r.storeState.RUnlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.Document{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.Document{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Documents[databaseId][collectionId][documentId]; !ok {
-		return repositorymodels.Document{}, repositorymodels.StatusNotFound
-	}
-
-	return r.storeState.Documents[databaseId][collectionId][documentId], repositorymodels.StatusOk
-}
-
-func (r *DataRepository) DeleteDocument(databaseId string, collectionId string, documentId string) repositorymodels.RepositoryStatus {
-	r.storeState.Lock()
-	defer r.storeState.Unlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Documents[databaseId][collectionId][documentId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	delete(r.storeState.Documents[databaseId][collectionId], documentId)
-
-	return repositorymodels.StatusOk
-}
-
-func (r *DataRepository) CreateDocument(databaseId string, collectionId string, document map[string]interface{}) (repositorymodels.Document, repositorymodels.RepositoryStatus) {
-	r.storeState.Lock()
-	defer r.storeState.Unlock()
-
-	var ok bool
-	var documentId string
-	var database repositorymodels.Database
-	var collection repositorymodels.Collection
-	if documentId, ok = document["id"].(string); !ok || documentId == "" {
-		documentId = fmt.Sprint(uuid.New())
-		document["id"] = documentId
-	}
-
-	if database, ok = r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.Document{}, repositorymodels.StatusNotFound
-	}
-
-	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.Document{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Documents[databaseId][collectionId][documentId]; ok {
-		return repositorymodels.Document{}, repositorymodels.Conflict
-	}
-
-	document["_ts"] = time.Now().Unix()
-	document["_rid"] = resourceid.NewCombined(collection.ResourceID, resourceid.New(resourceid.ResourceTypeDocument))
-	document["_etag"] = fmt.Sprintf("\"%s\"", uuid.New())
-	document["_self"] = fmt.Sprintf("dbs/%s/colls/%s/docs/%s/", database.ResourceID, collection.ResourceID, document["_rid"])
-
-	r.storeState.Documents[databaseId][collectionId][documentId] = document
-
-	return document, repositorymodels.StatusOk
-}
-
-func (r *DataRepository) ExecuteQueryDocuments(databaseId string, collectionId string, query string, queryParameters map[string]interface{}) ([]memoryexecutor.RowType, repositorymodels.RepositoryStatus) {
-	parsedQuery, err := nosql.Parse("", []byte(query))
-	if err != nil {
-		log.Printf("Failed to parse query: %s\nerr: %v", query, err)
-		return nil, repositorymodels.BadRequest
-	}
-
-	collectionDocuments, status := r.GetAllDocuments(databaseId, collectionId)
-	if status != repositorymodels.StatusOk {
-		return nil, status
-	}
-
-	covDocs := make([]memoryexecutor.RowType, 0)
-	for _, doc := range collectionDocuments {
-		covDocs = append(covDocs, map[string]interface{}(doc))
-	}
-
-	if typedQuery, ok := parsedQuery.(parsers.SelectStmt); ok {
-		typedQuery.Parameters = queryParameters
-		return memoryexecutor.ExecuteQuery(typedQuery, covDocs), repositorymodels.StatusOk
-	}
-
-	return nil, repositorymodels.BadRequest
-}

internal/repositories/repositories.go

@@ -1,34 +0,0 @@
-package repositories
-
-import repositorymodels "github.com/pikami/cosmium/internal/repository_models"
-
-type DataRepository struct {
-	storeState repositorymodels.State
-
-	initialDataFilePath string
-	persistDataFilePath string
-}
-
-type RepositoryOptions struct {
-	InitialDataFilePath string
-	PersistDataFilePath string
-}
-
-func NewDataRepository(options RepositoryOptions) *DataRepository {
-	repository := &DataRepository{
-		storeState: repositorymodels.State{
-			Databases:            make(map[string]repositorymodels.Database),
-			Collections:          make(map[string]map[string]repositorymodels.Collection),
-			Documents:            make(map[string]map[string]map[string]repositorymodels.Document),
-			Triggers:             make(map[string]map[string]map[string]repositorymodels.Trigger),
-			StoredProcedures:     make(map[string]map[string]map[string]repositorymodels.StoredProcedure),
-			UserDefinedFunctions: make(map[string]map[string]map[string]repositorymodels.UserDefinedFunction),
-		},
-		initialDataFilePath: options.InitialDataFilePath,
-		persistDataFilePath: options.PersistDataFilePath,
-	}
-
-	repository.InitializeRepository()
-
-	return repository
-}

internal/repositories/stored_procedures.go

@@ -1,91 +0,0 @@
-package repositories
-
-import (
-	"fmt"
-	"time"
-
-	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
-	"github.com/pikami/cosmium/internal/resourceid"
-	"golang.org/x/exp/maps"
-)
-
-func (r *DataRepository) GetAllStoredProcedures(databaseId string, collectionId string) ([]repositorymodels.StoredProcedure, repositorymodels.RepositoryStatus) {
-	r.storeState.RLock()
-	defer r.storeState.RUnlock()
-
-	return maps.Values(r.storeState.StoredProcedures[databaseId][collectionId]), repositorymodels.StatusOk
-}
-
-func (r *DataRepository) GetStoredProcedure(databaseId string, collectionId string, spId string) (repositorymodels.StoredProcedure, repositorymodels.RepositoryStatus) {
-	r.storeState.RLock()
-	defer r.storeState.RUnlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StoredProcedure{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StoredProcedure{}, repositorymodels.StatusNotFound
-	}
-
-	if sp, ok := r.storeState.StoredProcedures[databaseId][collectionId][spId]; ok {
-		return sp, repositorymodels.StatusOk
-	}
-
-	return repositorymodels.StoredProcedure{}, repositorymodels.StatusNotFound
-}
-
-func (r *DataRepository) DeleteStoredProcedure(databaseId string, collectionId string, spId string) repositorymodels.RepositoryStatus {
-	r.storeState.Lock()
-	defer r.storeState.Unlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.StoredProcedures[databaseId][collectionId][spId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	delete(r.storeState.StoredProcedures[databaseId][collectionId], spId)
-
-	return repositorymodels.StatusOk
-}
-
-func (r *DataRepository) CreateStoredProcedure(databaseId string, collectionId string, sp repositorymodels.StoredProcedure) (repositorymodels.StoredProcedure, repositorymodels.RepositoryStatus) {
-	r.storeState.Lock()
-	defer r.storeState.Unlock()
-
-	var ok bool
-	var database repositorymodels.Database
-	var collection repositorymodels.Collection
-	if sp.ID == "" {
-		return repositorymodels.StoredProcedure{}, repositorymodels.BadRequest
-	}
-
-	if database, ok = r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StoredProcedure{}, repositorymodels.StatusNotFound
-	}
-
-	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StoredProcedure{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok = r.storeState.StoredProcedures[databaseId][collectionId][sp.ID]; ok {
-		return repositorymodels.StoredProcedure{}, repositorymodels.Conflict
-	}
-
-	sp.TimeStamp = time.Now().Unix()
-	sp.ResourceID = resourceid.NewCombined(collection.ResourceID, resourceid.New(resourceid.ResourceTypeStoredProcedure))
-	sp.ETag = fmt.Sprintf("\"%s\"", uuid.New())
-	sp.Self = fmt.Sprintf("dbs/%s/colls/%s/sprocs/%s/", database.ResourceID, collection.ResourceID, sp.ResourceID)
-
-	r.storeState.StoredProcedures[databaseId][collectionId][sp.ID] = sp
-
-	return sp, repositorymodels.StatusOk
-}

internal/repositories/user_defined_functions.go

@@ -1,91 +0,0 @@
-package repositories
-
-import (
-	"fmt"
-	"time"
-
-	"github.com/google/uuid"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
-	"github.com/pikami/cosmium/internal/resourceid"
-	"golang.org/x/exp/maps"
-)
-
-func (r *DataRepository) GetAllUserDefinedFunctions(databaseId string, collectionId string) ([]repositorymodels.UserDefinedFunction, repositorymodels.RepositoryStatus) {
-	r.storeState.RLock()
-	defer r.storeState.RUnlock()
-
-	return maps.Values(r.storeState.UserDefinedFunctions[databaseId][collectionId]), repositorymodels.StatusOk
-}
-
-func (r *DataRepository) GetUserDefinedFunction(databaseId string, collectionId string, udfId string) (repositorymodels.UserDefinedFunction, repositorymodels.RepositoryStatus) {
-	r.storeState.RLock()
-	defer r.storeState.RUnlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.UserDefinedFunction{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.UserDefinedFunction{}, repositorymodels.StatusNotFound
-	}
-
-	if udf, ok := r.storeState.UserDefinedFunctions[databaseId][collectionId][udfId]; ok {
-		return udf, repositorymodels.StatusOk
-	}
-
-	return repositorymodels.UserDefinedFunction{}, repositorymodels.StatusNotFound
-}
-
-func (r *DataRepository) DeleteUserDefinedFunction(databaseId string, collectionId string, udfId string) repositorymodels.RepositoryStatus {
-	r.storeState.Lock()
-	defer r.storeState.Unlock()
-
-	if _, ok := r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.UserDefinedFunctions[databaseId][collectionId][udfId]; !ok {
-		return repositorymodels.StatusNotFound
-	}
-
-	delete(r.storeState.UserDefinedFunctions[databaseId][collectionId], udfId)
-
-	return repositorymodels.StatusOk
-}
-
-func (r *DataRepository) CreateUserDefinedFunction(databaseId string, collectionId string, udf repositorymodels.UserDefinedFunction) (repositorymodels.UserDefinedFunction, repositorymodels.RepositoryStatus) {
-	r.storeState.Lock()
-	defer r.storeState.Unlock()
-
-	var ok bool
-	var database repositorymodels.Database
-	var collection repositorymodels.Collection
-	if udf.ID == "" {
-		return repositorymodels.UserDefinedFunction{}, repositorymodels.BadRequest
-	}
-
-	if database, ok = r.storeState.Databases[databaseId]; !ok {
-		return repositorymodels.UserDefinedFunction{}, repositorymodels.StatusNotFound
-	}
-
-	if collection, ok = r.storeState.Collections[databaseId][collectionId]; !ok {
-		return repositorymodels.UserDefinedFunction{}, repositorymodels.StatusNotFound
-	}
-
-	if _, ok := r.storeState.UserDefinedFunctions[databaseId][collectionId][udf.ID]; ok {
-		return repositorymodels.UserDefinedFunction{}, repositorymodels.Conflict
-	}
-
-	udf.TimeStamp = time.Now().Unix()
-	udf.ResourceID = resourceid.NewCombined(collection.ResourceID, resourceid.New(resourceid.ResourceTypeUserDefinedFunction))
-	udf.ETag = fmt.Sprintf("\"%s\"", uuid.New())
-	udf.Self = fmt.Sprintf("dbs/%s/colls/%s/udfs/%s/", database.ResourceID, collection.ResourceID, udf.ResourceID)
-
-	r.storeState.UserDefinedFunctions[databaseId][collectionId][udf.ID] = udf
-
-	return udf, repositorymodels.StatusOk
-}

internal/struct_hidrators/collection_defaults.go

@@ -1,21 +1,19 @@
 package structhidrators
 
-import (
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
-)
+import "github.com/pikami/cosmium/internal/datastore"
 
-var defaultCollection repositorymodels.Collection = repositorymodels.Collection{
-	IndexingPolicy: repositorymodels.CollectionIndexingPolicy{
+var defaultCollection datastore.Collection = datastore.Collection{
+	IndexingPolicy: datastore.CollectionIndexingPolicy{
 		IndexingMode: "consistent",
 		Automatic:    true,
-		IncludedPaths: []repositorymodels.CollectionIndexingPolicyPath{
+		IncludedPaths: []datastore.CollectionIndexingPolicyPath{
 			{Path: "/*"},
 		},
-		ExcludedPaths: []repositorymodels.CollectionIndexingPolicyPath{
+		ExcludedPaths: []datastore.CollectionIndexingPolicyPath{
 			{Path: "/\"_etag\"/?"},
 		},
 	},
-	PartitionKey: repositorymodels.CollectionPartitionKey{
+	PartitionKey: datastore.CollectionPartitionKey{
 		Paths:   []string{"/_partitionKey"},
 		Kind:    "Hash",
 		Version: 2,

internal/struct_hidrators/hidrate.go

@@ -3,11 +3,11 @@ package structhidrators
 import (
 	"reflect"
 
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 func Hidrate(input interface{}) interface{} {
-	if reflect.TypeOf(input) == reflect.TypeOf(repositorymodels.Collection{}) {
+	if reflect.TypeOf(input) == reflect.TypeOf(datastore.Collection{}) {
 		return hidrate(input, defaultCollection)
 	}
 	return input

sharedlibrary/collections.go

@@ -5,7 +5,7 @@ import (
 	"encoding/json"
 	"strings"
 
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 //export CreateCollection
@@ -20,15 +20,15 @@ func CreateCollection(serverName *C.char, databaseId *C.char, collectionJson *C.
 		return ResponseServerInstanceNotFound
 	}
 
-	var collection repositorymodels.Collection
+	var collection datastore.Collection
 	err := json.NewDecoder(strings.NewReader(collectionStr)).Decode(&collection)
 	if err != nil {
 		return ResponseFailedToParseRequest
 	}
 
-	_, code := serverInstance.repository.CreateCollection(databaseIdStr, collection)
+	_, code := serverInstance.dataStore.CreateCollection(databaseIdStr, collection)
 
-	return repositoryStatusToResponseCode(code)
+	return dataStoreStatusToResponseCode(code)
 }
 
 //export GetCollection
@@ -43,8 +43,8 @@ func GetCollection(serverName *C.char, databaseId *C.char, collectionId *C.char)
 		return C.CString("")
 	}
 
-	collection, code := serverInstance.repository.GetCollection(databaseIdStr, collectionIdStr)
-	if code != repositorymodels.StatusOk {
+	collection, code := serverInstance.dataStore.GetCollection(databaseIdStr, collectionIdStr)
+	if code != datastore.StatusOk {
 		return C.CString("")
 	}
 
@@ -66,8 +66,8 @@ func GetAllCollections(serverName *C.char, databaseId *C.char) *C.char {
 		return C.CString("")
 	}
 
-	collections, code := serverInstance.repository.GetAllCollections(databaseIdStr)
-	if code != repositorymodels.StatusOk {
+	collections, code := serverInstance.dataStore.GetAllCollections(databaseIdStr)
+	if code != datastore.StatusOk {
 		return C.CString("")
 	}
 
@@ -90,7 +90,7 @@ func DeleteCollection(serverName *C.char, databaseId *C.char, collectionId *C.ch
 		return ResponseServerInstanceNotFound
 	}
 
-	code := serverInstance.repository.DeleteCollection(databaseIdStr, collectionIdStr)
+	code := serverInstance.dataStore.DeleteCollection(databaseIdStr, collectionIdStr)
 
-	return repositoryStatusToResponseCode(code)
+	return dataStoreStatusToResponseCode(code)
 }

sharedlibrary/databases.go

@@ -5,7 +5,7 @@ import (
 	"encoding/json"
 	"strings"
 
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 //export CreateDatabase
@@ -19,15 +19,15 @@ func CreateDatabase(serverName *C.char, databaseJson *C.char) int {
 		return ResponseServerInstanceNotFound
 	}
 
-	var database repositorymodels.Database
+	var database datastore.Database
 	err := json.NewDecoder(strings.NewReader(databaseStr)).Decode(&database)
 	if err != nil {
 		return ResponseFailedToParseRequest
 	}
 
-	_, code := serverInstance.repository.CreateDatabase(database)
+	_, code := serverInstance.dataStore.CreateDatabase(database)
 
-	return repositoryStatusToResponseCode(code)
+	return dataStoreStatusToResponseCode(code)
 }
 
 //export GetDatabase
@@ -41,8 +41,8 @@ func GetDatabase(serverName *C.char, databaseId *C.char) *C.char {
 		return C.CString("")
 	}
 
-	database, code := serverInstance.repository.GetDatabase(databaseIdStr)
-	if code != repositorymodels.StatusOk {
+	database, code := serverInstance.dataStore.GetDatabase(databaseIdStr)
+	if code != datastore.StatusOk {
 		return C.CString("")
 	}
 
@@ -63,8 +63,8 @@ func GetAllDatabases(serverName *C.char) *C.char {
 		return C.CString("")
 	}
 
-	databases, code := serverInstance.repository.GetAllDatabases()
-	if code != repositorymodels.StatusOk {
+	databases, code := serverInstance.dataStore.GetAllDatabases()
+	if code != datastore.StatusOk {
 		return C.CString("")
 	}
 
@@ -87,7 +87,7 @@ func DeleteDatabase(serverName *C.char, databaseId *C.char) int {
 		return ResponseServerInstanceNotFound
 	}
 
-	code := serverInstance.repository.DeleteDatabase(databaseIdStr)
+	code := serverInstance.dataStore.DeleteDatabase(databaseIdStr)
 
-	return repositoryStatusToResponseCode(code)
+	return dataStoreStatusToResponseCode(code)
 }

sharedlibrary/documents.go

@@ -5,7 +5,7 @@ import (
 	"encoding/json"
 	"strings"
 
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 //export CreateDocument
@@ -21,15 +21,15 @@ func CreateDocument(serverName *C.char, databaseId *C.char, collectionId *C.char
 		return ResponseServerInstanceNotFound
 	}
 
-	var document repositorymodels.Document
+	var document datastore.Document
 	err := json.NewDecoder(strings.NewReader(documentStr)).Decode(&document)
 	if err != nil {
 		return ResponseFailedToParseRequest
 	}
 
-	_, code := serverInstance.repository.CreateDocument(databaseIdStr, collectionIdStr, document)
+	_, code := serverInstance.dataStore.CreateDocument(databaseIdStr, collectionIdStr, document)
 
-	return repositoryStatusToResponseCode(code)
+	return dataStoreStatusToResponseCode(code)
 }
 
 //export GetDocument
@@ -45,8 +45,8 @@ func GetDocument(serverName *C.char, databaseId *C.char, collectionId *C.char, d
 		return C.CString("")
 	}
 
-	document, code := serverInstance.repository.GetDocument(databaseIdStr, collectionIdStr, documentIdStr)
-	if code != repositorymodels.StatusOk {
+	document, code := serverInstance.dataStore.GetDocument(databaseIdStr, collectionIdStr, documentIdStr)
+	if code != datastore.StatusOk {
 		return C.CString("")
 	}
 
@@ -69,8 +69,8 @@ func GetAllDocuments(serverName *C.char, databaseId *C.char, collectionId *C.cha
 		return C.CString("")
 	}
 
-	documents, code := serverInstance.repository.GetAllDocuments(databaseIdStr, collectionIdStr)
-	if code != repositorymodels.StatusOk {
+	documents, code := serverInstance.dataStore.GetAllDocuments(databaseIdStr, collectionIdStr)
+	if code != datastore.StatusOk {
 		return C.CString("")
 	}
 
@@ -95,19 +95,19 @@ func UpdateDocument(serverName *C.char, databaseId *C.char, collectionId *C.char
 		return ResponseServerInstanceNotFound
 	}
 
-	var document repositorymodels.Document
+	var document datastore.Document
 	err := json.Unmarshal([]byte(documentStr), &document)
 	if err != nil {
 		return ResponseFailedToParseRequest
 	}
 
-	code := serverInstance.repository.DeleteDocument(databaseIdStr, collectionIdStr, documentIdStr)
-	if code != repositorymodels.StatusOk {
-		return repositoryStatusToResponseCode(code)
+	code := serverInstance.dataStore.DeleteDocument(databaseIdStr, collectionIdStr, documentIdStr)
+	if code != datastore.StatusOk {
+		return dataStoreStatusToResponseCode(code)
 	}
 
-	_, code = serverInstance.repository.CreateDocument(databaseIdStr, collectionIdStr, document)
-	return repositoryStatusToResponseCode(code)
+	_, code = serverInstance.dataStore.CreateDocument(databaseIdStr, collectionIdStr, document)
+	return dataStoreStatusToResponseCode(code)
 }
 
 //export DeleteDocument
@@ -123,7 +123,7 @@ func DeleteDocument(serverName *C.char, databaseId *C.char, collectionId *C.char
 		return ResponseServerInstanceNotFound
 	}
 
-	code := serverInstance.repository.DeleteDocument(databaseIdStr, collectionIdStr, documentIdStr)
+	code := serverInstance.dataStore.DeleteDocument(databaseIdStr, collectionIdStr, documentIdStr)
 
-	return repositoryStatusToResponseCode(code)
+	return dataStoreStatusToResponseCode(code)
 }

sharedlibrary/shared.go

@@ -4,13 +4,12 @@ import (
 	"sync"
 
 	"github.com/pikami/cosmium/api"
-	"github.com/pikami/cosmium/internal/repositories"
-	repositorymodels "github.com/pikami/cosmium/internal/repository_models"
+	"github.com/pikami/cosmium/internal/datastore"
 )
 
 type ServerInstance struct {
-	server     *api.ApiServer
-	repository *repositories.DataRepository
+	server    *api.ApiServer
+	dataStore datastore.DataStore
 }
 
 var (
@@ -21,17 +20,18 @@ var (
 const (
 	ResponseSuccess = 0
 
-	ResponseUnknown                     = 100
-	ResponseFailedToParseConfiguration  = 101
-	ResponseFailedToLoadState           = 102
-	ResponseFailedToParseRequest        = 103
-	ResponseServerInstanceAlreadyExists = 104
-	ResponseServerInstanceNotFound      = 105
-	ResponseFailedToStartServer         = 106
+	ResponseUnknown                                   = 100
+	ResponseFailedToParseConfiguration                = 101
+	ResponseFailedToLoadState                         = 102
+	ResponseFailedToParseRequest                      = 103
+	ResponseServerInstanceAlreadyExists               = 104
+	ResponseServerInstanceNotFound                    = 105
+	ResponseFailedToStartServer                       = 106
+	ResponseCurentDataStoreDoesNotSupportStateLoading = 107
 
-	ResponseRepositoryNotFound   = 200
-	ResponseRepositoryConflict   = 201
-	ResponseRepositoryBadRequest = 202
+	ResponseDataStoreNotFound   = 200
+	ResponseDataStoreConflict   = 201
+	ResponseDataStoreBadRequest = 202
 )
 
 func getInstance(serverName string) (*ServerInstance, bool) {
@@ -61,16 +61,16 @@ func removeInstance(serverName string) {
 	delete(serverInstances, serverName)
 }
 
-func repositoryStatusToResponseCode(status repositorymodels.RepositoryStatus) int {
+func dataStoreStatusToResponseCode(status datastore.DataStoreStatus) int {
 	switch status {
-	case repositorymodels.StatusOk:
+	case datastore.StatusOk:
 		return ResponseSuccess
-	case repositorymodels.StatusNotFound:
-		return ResponseRepositoryNotFound
-	case repositorymodels.Conflict:
-		return ResponseRepositoryConflict
-	case repositorymodels.BadRequest:
-		return ResponseRepositoryBadRequest
+	case datastore.StatusNotFound:
+		return ResponseDataStoreNotFound
+	case datastore.Conflict:
+		return ResponseDataStoreConflict
+	case datastore.BadRequest:
+		return ResponseDataStoreBadRequest
 	default:
 		return ResponseUnknown
 	}

sharedlibrary/sharedlibrary.go

@@ -11,7 +11,7 @@ import (
 
 	"github.com/pikami/cosmium/api"
 	"github.com/pikami/cosmium/api/config"
-	"github.com/pikami/cosmium/internal/repositories"
+	mapdatastore "github.com/pikami/cosmium/internal/datastore/map_datastore"
 )
 
 //export CreateServerInstance
@@ -32,20 +32,20 @@ func CreateServerInstance(serverName *C.char, configurationJSON *C.char) int {
 	configuration.ApplyDefaultsToEmptyFields()
 	configuration.PopulateCalculatedFields()
 
-	repository := repositories.NewDataRepository(repositories.RepositoryOptions{
+	dataStore := mapdatastore.NewMapDataStore(mapdatastore.MapDataStoreOptions{
 		InitialDataFilePath: configuration.InitialDataFilePath,
 		PersistDataFilePath: configuration.PersistDataFilePath,
 	})
 
-	server := api.NewApiServer(repository, &configuration)
+	server := api.NewApiServer(dataStore, &configuration)
 	err = server.Start()
 	if err != nil {
 		return ResponseFailedToStartServer
 	}
 
 	addInstance(serverNameStr, &ServerInstance{
-		server:     server,
-		repository: repository,
+		server:    server,
+		dataStore: dataStore,
 	})
 
 	return ResponseSuccess
@@ -69,7 +69,7 @@ func GetServerInstanceState(serverName *C.char) *C.char {
 	serverNameStr := C.GoString(serverName)
 
 	if serverInstance, ok := getInstance(serverNameStr); ok {
-		stateJSON, err := serverInstance.repository.GetState()
+		stateJSON, err := serverInstance.dataStore.DumpToJson()
 		if err != nil {
 			return nil
 		}
@@ -85,11 +85,14 @@ func LoadServerInstanceState(serverName *C.char, stateJSON *C.char) int {
 	stateJSONStr := C.GoString(stateJSON)
 
 	if serverInstance, ok := getInstance(serverNameStr); ok {
-		err := serverInstance.repository.LoadStateJSON(stateJSONStr)
-		if err != nil {
-			return ResponseFailedToLoadState
+		if mapDS, ok := serverInstance.dataStore.(*mapdatastore.MapDataStore); ok {
+			err := mapDS.LoadStateJSON(stateJSONStr)
+			if err != nil {
+				return ResponseFailedToLoadState
+			}
+			return ResponseSuccess
 		}
-		return ResponseSuccess
+		return ResponseCurentDataStoreDoesNotSupportStateLoading
 	}
 
 	return ResponseServerInstanceNotFound