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app/javascript/gabsocial/reducers/albums.js

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+import {
+  BOOKMARK_COLLECTIONS_FETCH_REQUEST,
+  BOOKMARK_COLLECTIONS_FETCH_SUCCESS,
+  BOOKMARK_COLLECTIONS_FETCH_FAIL,
+} from '../actions/bookmarks'
+import { Map as ImmutableMap, List as ImmutableList, fromJS } from 'immutable'
+
+const initialState = ImmutableMap({
+  items: ImmutableList(),
+  isLoading: false,
+  isFetched: false,
+  isError: false,
+})
+
+const normalizeBookmarkCollection = (bookmarkCollection) => {
+  return {
+    id: shortcut.id,
+    shortcut_type: 'account',
+    shortcut_id: shortcut.shortcut_id,
+    title: shortcut.shortcut.acct,
+    image: shortcut.shortcut.avatar_static,
+    to: `/${shortcut.shortcut.acct}`,
+  }
+}
+
+const normalizeBookmarkCollections = (shortcuts) => {
+  return fromJS(shortcuts.map((shortcut) => {
+    return normalizeShortcut(shortcut)
+  }))
+}
+
+export default function albums(state = initialState, action) {
+  switch(action.type) {
+    case SHORTCUTS_FETCH_REQUEST:
+      return state.withMutations((map) => {
+        map.set('isLoading', true)
+        map.set('isFetched', false)
+        map.set('isError', false)
+      })
+    case SHORTCUTS_FETCH_SUCCESS:
+      return state.withMutations((map) => {
+        map.set('items', normalizeShortcuts(action.shortcuts))
+        map.set('isLoading', false)
+        map.set('isFetched', true)
+        map.set('isError', false)
+      })
+    case SHORTCUTS_FETCH_FAIL:
+      return state.withMutations((map) => {
+        map.set('isLoading', false)
+        map.set('isFetched', true)
+        map.set('isError', true)
+      })
+    case BOOKMARK_COLLECTIONS_CREATE_REQUEST:
+      return state.update('items', list => list.push(fromJS(normalizeShortcut(action.shortcut))))
+    case BOOKMARK_COLLECTIONS_REMOVE_REQUEST:
+      return state.update('items', list => list.filterNot((item) => {
+        return `${item.get('id')}` === `${action.shortcutId}`
+      }))
+    default:
+      return state
+  }
+}