show default copy job name

src/Explorer/ContainerCopy/CopyJobUtils.ts

@@ -144,3 +144,27 @@ export function isEqual(prevJobs: CopyJobType[], newJobs: CopyJobType[]): boolea
     return prevJob.Status === newJob.Status;
   });
 }
+
+const truncateLength = 5;
+const truncateName = (name: string, length: number = truncateLength): string => {
+  return name.length <= length ? name : name.slice(0, length);
+};
+
+export function getDefaultJobName(
+  selectedDatabaseAndContainers: {
+    sourceDatabaseName?: string;
+    sourceContainerName?: string;
+    targetDatabaseName?: string;
+    targetContainerName?: string;
+  }[],
+): string {
+  if (selectedDatabaseAndContainers.length === 1) {
+    const { sourceDatabaseName, sourceContainerName, targetDatabaseName, targetContainerName } =
+      selectedDatabaseAndContainers[0];
+    const timestamp = new Date().getTime().toString();
+    const sourcePart = `${truncateName(sourceDatabaseName)}.${truncateName(sourceContainerName)}`;
+    const targetPart = `${truncateName(targetDatabaseName)}.${truncateName(targetContainerName)}`;
+    return `${sourcePart}_${targetPart}_${timestamp}`;
+  }
+  return "";
+}

src/Explorer/ContainerCopy/CreateCopyJob/Screens/PreviewCopyJob/PreviewCopyJob.tsx

@@ -1,8 +1,9 @@
 import { DetailsList, DetailsListLayoutMode, Stack, Text, TextField } from "@fluentui/react";
-import FieldRow from "Explorer/ContainerCopy/CreateCopyJob/Screens/Components/FieldRow";
-import React from "react";
+import React, { useEffect } from "react";
 import ContainerCopyMessages from "../../../ContainerCopyMessages";
 import { useCopyJobContext } from "../../../Context/CopyJobContext";
+import { getDefaultJobName } from "../../../CopyJobUtils";
+import FieldRow from "../Components/FieldRow";
 import { getPreviewCopyJobDetailsListColumns } from "./Utils/PreviewCopyJobUtils";
 
 const PreviewCopyJob: React.FC = () => {
@@ -16,6 +17,11 @@ const PreviewCopyJob: React.FC = () => {
       targetContainerName: copyJobState.target?.containerId,
     },
   ];
+
+  useEffect(() => {
+    onJobNameChange(undefined, getDefaultJobName(selectedDatabaseAndContainers));
+  }, []);
+
   const jobName = copyJobState.jobName;
 
   const onJobNameChange = (_ev?: React.FormEvent, newValue?: string) => {

src/Explorer/ContainerCopy/CreateCopyJob/Utils/useCreateCopyJobScreensList.tsx

@@ -66,7 +66,7 @@ function useCreateCopyJobScreensList(goBack: () => void): Screen[] {
         validations: [
           {
             validate: (state: CopyJobContextState) =>
-              !!(typeof state?.jobName === "string" && state?.jobName && /^[a-zA-Z0-9-.]+$/.test(state?.jobName)),
+              !!(typeof state?.jobName === "string" && state?.jobName && /^[a-zA-Z0-9-._]+$/.test(state?.jobName)),
             message: "Please enter a job name to proceed",
           },
         ],

src/Explorer/ContainerCopy/containerCopyStyles.less

@@ -141,8 +141,9 @@
 
         .jobNameLink {
           color: @LinkColor;
-          text-decoration: underline;
-          cursor: pointer;
+          text-overflow: ellipsis;
+          white-space: nowrap;
+          overflow: hidden;
         }
       }
     }