improve: Move notifications from redux into context

Signed-off-by: Tilman Vatteroth <git@tilmanvatteroth.de>

src/components/editor-page/document-bar/permissions/permission-entry-special-group.tsx

@@ -11,7 +11,7 @@ import { ForkAwesomeIcon } from '../../../common/fork-awesome/fork-awesome-icon'
 import { removeGroupPermission, setGroupPermission } from '../../../../api/permissions'
 import { useApplicationState } from '../../../../hooks/common/use-application-state'
 import { setNotePermissionsFromServer } from '../../../../redux/note-details/methods'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 export interface PermissionEntrySpecialGroupProps {
   level: AccessLevel
@@ -27,6 +27,7 @@ export interface PermissionEntrySpecialGroupProps {
 export const PermissionEntrySpecialGroup: React.FC<PermissionEntrySpecialGroupProps> = ({ level, type }) => {
   const noteId = useApplicationState((state) => state.noteDetails.primaryAddress)
   const { t } = useTranslation()
+  const { showErrorNotification } = useUiNotifications()
 
   const onSetEntryReadOnly = useCallback(() => {
     setGroupPermission(noteId, type, false)
@@ -34,7 +35,7 @@ export const PermissionEntrySpecialGroup: React.FC<PermissionEntrySpecialGroupPr
         setNotePermissionsFromServer(updatedPermissions)
       })
       .catch(showErrorNotification('editor.modal.permissions.error'))
-  }, [noteId, type])
+  }, [noteId, showErrorNotification, type])
 
   const onSetEntryWriteable = useCallback(() => {
     setGroupPermission(noteId, type, true)
@@ -42,7 +43,7 @@ export const PermissionEntrySpecialGroup: React.FC<PermissionEntrySpecialGroupPr
         setNotePermissionsFromServer(updatedPermissions)
       })
       .catch(showErrorNotification('editor.modal.permissions.error'))
-  }, [noteId, type])
+  }, [noteId, showErrorNotification, type])
 
   const onSetEntryDenied = useCallback(() => {
     removeGroupPermission(noteId, type)
@@ -50,7 +51,7 @@ export const PermissionEntrySpecialGroup: React.FC<PermissionEntrySpecialGroupPr
         setNotePermissionsFromServer(updatedPermissions)
       })
       .catch(showErrorNotification('editor.modal.permissions.error'))
-  }, [noteId, type])
+  }, [noteId, showErrorNotification, type])
 
   const name = useMemo(() => {
     switch (type) {

src/components/editor-page/document-bar/permissions/permission-entry-user.tsx

@@ -14,7 +14,7 @@ import { ShowIf } from '../../../common/show-if/show-if'
 import { removeUserPermission, setUserPermission } from '../../../../api/permissions'
 import { useApplicationState } from '../../../../hooks/common/use-application-state'
 import { setNotePermissionsFromServer } from '../../../../redux/note-details/methods'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 export interface PermissionEntryUserProps {
   entry: NoteUserPermissionEntry
@@ -27,6 +27,7 @@ export interface PermissionEntryUserProps {
  */
 export const PermissionEntryUser: React.FC<PermissionEntryUserProps> = ({ entry }) => {
   const noteId = useApplicationState((state) => state.noteDetails.primaryAddress)
+  const { showErrorNotification } = useUiNotifications()
 
   const onRemoveEntry = useCallback(() => {
     removeUserPermission(noteId, entry.username)
@@ -34,7 +35,7 @@ export const PermissionEntryUser: React.FC<PermissionEntryUserProps> = ({ entry
         setNotePermissionsFromServer(updatedPermissions)
       })
       .catch(showErrorNotification('editor.modal.permissions.error'))
-  }, [noteId, entry.username])
+  }, [noteId, entry.username, showErrorNotification])
 
   const onSetEntryReadOnly = useCallback(() => {
     setUserPermission(noteId, entry.username, false)
@@ -42,7 +43,7 @@ export const PermissionEntryUser: React.FC<PermissionEntryUserProps> = ({ entry
         setNotePermissionsFromServer(updatedPermissions)
       })
       .catch(showErrorNotification('editor.modal.permissions.error'))
-  }, [noteId, entry.username])
+  }, [noteId, entry.username, showErrorNotification])
 
   const onSetEntryWriteable = useCallback(() => {
     setUserPermission(noteId, entry.username, true)
@@ -50,7 +51,7 @@ export const PermissionEntryUser: React.FC<PermissionEntryUserProps> = ({ entry
         setNotePermissionsFromServer(updatedPermissions)
       })
       .catch(showErrorNotification('editor.modal.permissions.error'))
-  }, [noteId, entry.username])
+  }, [noteId, entry.username, showErrorNotification])
 
   const { value, loading, error } = useAsync(async () => {
     return await getUser(entry.username)

src/components/editor-page/document-bar/permissions/permission-section-owner.tsx

@@ -9,8 +9,8 @@ import { PermissionOwnerChange } from './permission-owner-change'
 import { PermissionOwnerInfo } from './permission-owner-info'
 import { setNoteOwner } from '../../../../api/permissions'
 import { useApplicationState } from '../../../../hooks/common/use-application-state'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
 import { setNotePermissionsFromServer } from '../../../../redux/note-details/methods'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 /**
  * Section in the permissions modal for managing the owner of a note.
@@ -18,6 +18,7 @@ import { setNotePermissionsFromServer } from '../../../../redux/note-details/met
 export const PermissionSectionOwner: React.FC = () => {
   const noteId = useApplicationState((state) => state.noteDetails.primaryAddress)
   const [changeOwner, setChangeOwner] = useState(false)
+  const { showErrorNotification } = useUiNotifications()
 
   const onSetChangeOwner = useCallback(() => {
     setChangeOwner(true)
@@ -34,7 +35,7 @@ export const PermissionSectionOwner: React.FC = () => {
           setChangeOwner(false)
         })
     },
-    [noteId]
+    [noteId, showErrorNotification]
   )
 
   return (

src/components/editor-page/document-bar/permissions/permission-section-users.tsx

@@ -10,7 +10,7 @@ import { PermissionEntryUser } from './permission-entry-user'
 import { PermissionAddEntryField } from './permission-add-entry-field'
 import { setUserPermission } from '../../../../api/permissions'
 import { setNotePermissionsFromServer } from '../../../../redux/note-details/methods'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 /**
  * Section of the permission modal for managing user access to the note.
@@ -19,6 +19,7 @@ export const PermissionSectionUsers: React.FC = () => {
   useTranslation()
   const userPermissions = useApplicationState((state) => state.noteDetails.permissions.sharedToUsers)
   const noteId = useApplicationState((state) => state.noteDetails.primaryAddress)
+  const { showErrorNotification } = useUiNotifications()
 
   const userEntries = useMemo(() => {
     return userPermissions.map((entry) => <PermissionEntryUser key={entry.username} entry={entry} />)
@@ -32,7 +33,7 @@ export const PermissionSectionUsers: React.FC = () => {
         })
         .catch(showErrorNotification('editor.modal.permissions.error'))
     },
-    [noteId]
+    [noteId, showErrorNotification]
   )
 
   return (

src/components/editor-page/document-bar/revisions/revision-list-entry.tsx

@@ -13,10 +13,10 @@ import { UserAvatar } from '../../../common/user-avatar/user-avatar'
 import styles from './revision-list-entry.module.scss'
 import type { RevisionMetadata } from '../../../../api/revisions/types'
 import { getUserDataForRevision } from './utils'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
 import { useAsync } from 'react-use'
 import { ShowIf } from '../../../common/show-if/show-if'
 import { WaitSpinner } from '../../../common/wait-spinner/wait-spinner'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 export interface RevisionListEntryProps {
   active: boolean
@@ -33,6 +33,7 @@ export interface RevisionListEntryProps {
  */
 export const RevisionListEntry: React.FC<RevisionListEntryProps> = ({ active, onSelect, revision }) => {
   useTranslation()
+  const { showErrorNotification } = useUiNotifications()
 
   const revisionCreationTime = useMemo(() => {
     return DateTime.fromISO(revision.createdAt).toFormat('DDDD T')

src/components/editor-page/document-bar/revisions/revision-modal-footer.tsx

@@ -10,7 +10,7 @@ import { downloadRevision } from './utils'
 import type { ModalVisibilityProps } from '../../../common/modals/common-modal'
 import { useApplicationState } from '../../../../hooks/common/use-application-state'
 import { getRevision } from '../../../../api/revisions'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 export interface RevisionModalFooterProps {
   selectedRevisionId?: number
@@ -29,6 +29,7 @@ export const RevisionModalFooter: React.FC<RevisionModalFooterProps & Pick<Modal
 }) => {
   useTranslation()
   const noteIdentifier = useApplicationState((state) => state.noteDetails.primaryAddress)
+  const { showErrorNotification } = useUiNotifications()
 
   const onRevertToRevision = useCallback(() => {
     // TODO Websocket message handler missing
@@ -45,7 +46,7 @@ export const RevisionModalFooter: React.FC<RevisionModalFooterProps & Pick<Modal
         downloadRevision(noteIdentifier, revision)
       })
       .catch(showErrorNotification(''))
-  }, [noteIdentifier, selectedRevisionId])
+  }, [noteIdentifier, selectedRevisionId, showErrorNotification])
 
   return (
     <Modal.Footer>

src/components/editor-page/editor-page-content.tsx

@@ -16,7 +16,6 @@ import { Sidebar } from './sidebar/sidebar'
 import { Splitter } from './splitter/splitter'
 import type { DualScrollState, ScrollState } from './synced-scroll/scroll-props'
 import { useEditorModeFromUrl } from './hooks/use-editor-mode-from-url'
-import { UiNotifications } from '../notifications/ui-notifications'
 import { useUpdateLocalHistoryEntry } from './hooks/use-update-local-history-entry'
 import { useApplicationState } from '../../hooks/common/use-application-state'
 import { EditorDocumentRenderer } from './editor-document-renderer/editor-document-renderer'
@@ -128,7 +127,6 @@ export const EditorPageContent: React.FC = () => {
   return (
     <ChangeEditorContentContextProvider>
       <NoteAndAppTitleHead />
-      <UiNotifications />
       <MotdModal />
       <div className={'d-flex flex-column vh-100'}>
         <AppBar mode={AppBarMode.EDITOR} />

src/components/editor-page/editor-pane/hooks/use-handle-upload.tsx

@@ -15,7 +15,7 @@ import { replaceInContent } from '../tool-bar/formatters/replace-in-content'
 import type { CursorSelection } from '../tool-bar/formatters/types/cursor-selection'
 import type { EditorView } from '@codemirror/view'
 import type { ContentFormatter } from '../../change-content-context/change-content-context'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 /**
  * @param view the codemirror instance that is used to insert the Markdown code
@@ -36,36 +36,41 @@ type handleUploadSignature = (
  * Provides a callback that uploads a given file and inserts the correct Markdown code into the current editor.
  */
 export const useHandleUpload = (): handleUploadSignature => {
-  return useCallback((view, file, cursorSelection, description, additionalUrlText) => {
+  const { showErrorNotification } = useUiNotifications()
-    const changeContent = (callback: ContentFormatter) => changeEditorContent(view, callback)
-    if (!file || !supportedMimeTypes.includes(file.type) || !changeContent) {
-      return
-    }
-    const randomId = Math.random().toString(36).slice(7)
-    const uploadFileInfo = description
-      ? t('editor.upload.uploadFile.withDescription', { fileName: file.name, description: description })
-      : t('editor.upload.uploadFile.withoutDescription', { fileName: file.name })
 
-    const uploadPlaceholder = `![${uploadFileInfo}](upload-${randomId}${additionalUrlText ?? ''})`
+  return useCallback(
-    const noteId = getGlobalState().noteDetails.id
+    (view, file, cursorSelection, description, additionalUrlText) => {
-    changeContent(({ currentSelection }) => {
+      const changeContent = (callback: ContentFormatter) => changeEditorContent(view, callback)
-      return replaceSelection(cursorSelection ?? currentSelection, uploadPlaceholder, false)
+      if (!file || !supportedMimeTypes.includes(file.type) || !changeContent) {
-    })
+        return
-    uploadFile(noteId, file)
+      }
-      .then(({ url }) => {
+      const randomId = Math.random().toString(36).slice(7)
-        const replacement = `![${description ?? file.name ?? ''}](${url}${additionalUrlText ?? ''})`
+      const uploadFileInfo = description
-        changeContent(({ markdownContent }) => [
+        ? t('editor.upload.uploadFile.withDescription', { fileName: file.name, description: description })
-          replaceInContent(markdownContent, uploadPlaceholder, replacement),
+        : t('editor.upload.uploadFile.withoutDescription', { fileName: file.name })
-          undefined
+
-        ])
+      const uploadPlaceholder = `![${uploadFileInfo}](upload-${randomId}${additionalUrlText ?? ''})`
+      const noteId = getGlobalState().noteDetails.id
+      changeContent(({ currentSelection }) => {
+        return replaceSelection(cursorSelection ?? currentSelection, uploadPlaceholder, false)
       })
-      .catch((error: Error) => {
+      uploadFile(noteId, file)
-        showErrorNotification('editor.upload.failed', { fileName: file.name })(error)
+        .then(({ url }) => {
-        const replacement = `![upload of ${file.name} failed]()`
+          const replacement = `![${description ?? file.name ?? ''}](${url}${additionalUrlText ?? ''})`
-        changeContent(({ markdownContent }) => [
+          changeContent(({ markdownContent }) => [
-          replaceInContent(markdownContent, uploadPlaceholder, replacement),
+            replaceInContent(markdownContent, uploadPlaceholder, replacement),
-          undefined
+            undefined
-        ])
+          ])
-      })
+        })
-  }, [])
+        .catch((error: Error) => {
+          showErrorNotification('editor.upload.failed', { fileName: file.name })(error)
+          const replacement = `![upload of ${file.name} failed]()`
+          changeContent(({ markdownContent }) => [
+            replaceInContent(markdownContent, uploadPlaceholder, replacement),
+            undefined
+          ])
+        })
+    },
+    [showErrorNotification]
+  )
 }

src/components/editor-page/sidebar/delete-note-sidebar-entry/delete-note-sidebar-entry.tsx

@@ -11,12 +11,12 @@ import { SidebarButton } from '../sidebar-button/sidebar-button'
 import type { SpecificSidebarEntryProps } from '../types'
 import { useApplicationState } from '../../../../hooks/common/use-application-state'
 import { cypressId } from '../../../../utils/cypress-attribute'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
 import { deleteNote } from '../../../../api/notes'
 import { DeleteNoteModal } from './delete-note-modal'
 import { useBooleanState } from '../../../../hooks/common/use-boolean-state'
 import { useRouter } from 'next/router'
 import { Logger } from '../../../../utils/logger'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 const logger = new Logger('note-deletion')
 
@@ -31,6 +31,8 @@ export const DeleteNoteSidebarEntry: React.FC<PropsWithChildren<SpecificSidebarE
   const router = useRouter()
   const noteId = useApplicationState((state) => state.noteDetails.id)
   const [modalVisibility, showModal, closeModal] = useBooleanState()
+  const { showErrorNotification } = useUiNotifications()
+
   const deleteNoteAndCloseDialog = useCallback(() => {
     deleteNote(noteId)
       .then(() => {
@@ -38,7 +40,7 @@ export const DeleteNoteSidebarEntry: React.FC<PropsWithChildren<SpecificSidebarE
       })
       .catch(showErrorNotification('landing.history.error.deleteNote.text'))
       .finally(closeModal)
-  }, [closeModal, noteId, router])
+  }, [closeModal, noteId, router, showErrorNotification])
 
   return (
     <Fragment>

src/components/editor-page/sidebar/specific-sidebar-entries/pin-note-sidebar-entry.tsx

@@ -9,9 +9,9 @@ import { Trans, useTranslation } from 'react-i18next'
 import { SidebarButton } from '../sidebar-button/sidebar-button'
 import type { SpecificSidebarEntryProps } from '../types'
 import { toggleHistoryEntryPinning } from '../../../../redux/history/methods'
-import { showErrorNotification } from '../../../../redux/ui-notifications/methods'
 import { useApplicationState } from '../../../../hooks/common/use-application-state'
 import styles from './pin-note-sidebar-entry.module.css'
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
 
 /**
  * Sidebar entry button that toggles the pinned status of the current note in the history.
@@ -23,6 +23,7 @@ export const PinNoteSidebarEntry: React.FC<SpecificSidebarEntryProps> = ({ class
   useTranslation()
   const id = useApplicationState((state) => state.noteDetails.id)
   const history = useApplicationState((state) => state.history)
+  const { showErrorNotification } = useUiNotifications()
 
   const isPinned = useMemo(() => {
     const entry = history.find((entry) => entry.identifier === id)
@@ -34,7 +35,7 @@ export const PinNoteSidebarEntry: React.FC<SpecificSidebarEntryProps> = ({ class
 
   const onPinClicked = useCallback(() => {
     toggleHistoryEntryPinning(id).catch(showErrorNotification('landing.history.error.updateEntry.text'))
-  }, [id])
+  }, [id, showErrorNotification])
 
   return (
     <SidebarButton

src/components/history-page/history-content/history-content.tsx

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
@@ -13,11 +13,11 @@ import { HistoryTable } from '../history-table/history-table'
 import { ViewStateEnum } from '../history-toolbar/history-toolbar'
 import { removeHistoryEntry, toggleHistoryEntryPinning } from '../../../redux/history/methods'
 import { deleteNote } from '../../../api/notes'
-import { showErrorNotification } from '../../../redux/ui-notifications/methods'
 import { useApplicationState } from '../../../hooks/common/use-application-state'
 import { sortAndFilterEntries } from '../utils'
 import { useHistoryToolbarState } from '../history-toolbar/toolbar-context/use-history-toolbar-state'
 import type { HistoryEntryWithOrigin } from '../../../api/history/types'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 type OnEntryClick = (entryId: string) => void
 
@@ -46,27 +46,36 @@ export const HistoryContent: React.FC = () => {
   const [lastPageIndex, setLastPageIndex] = useState(0)
 
   const allEntries = useApplicationState((state) => state.history)
-
   const [historyToolbarState] = useHistoryToolbarState()
+  const { showErrorNotification } = useUiNotifications()
 
   const entriesToShow = useMemo<HistoryEntryWithOrigin[]>(
     () => sortAndFilterEntries(allEntries, historyToolbarState),
     [allEntries, historyToolbarState]
   )
 
-  const onPinClick = useCallback((noteId: string) => {
+  const onPinClick = useCallback(
-    toggleHistoryEntryPinning(noteId).catch(showErrorNotification('landing.history.error.updateEntry.text'))
+    (noteId: string) => {
-  }, [])
+      toggleHistoryEntryPinning(noteId).catch(showErrorNotification('landing.history.error.updateEntry.text'))
+    },
+    [showErrorNotification]
+  )
 
-  const onDeleteClick = useCallback((noteId: string) => {
+  const onDeleteClick = useCallback(
-    deleteNote(noteId)
+    (noteId: string) => {
-      .then(() => removeHistoryEntry(noteId))
+      deleteNote(noteId)
-      .catch(showErrorNotification('landing.history.error.deleteNote.text'))
+        .then(() => removeHistoryEntry(noteId))
-  }, [])
+        .catch(showErrorNotification('landing.history.error.deleteNote.text'))
+    },
+    [showErrorNotification]
+  )
 
-  const onRemoveClick = useCallback((noteId: string) => {
+  const onRemoveClick = useCallback(
-    removeHistoryEntry(noteId).catch(showErrorNotification('landing.history.error.deleteEntry.text'))
+    (noteId: string) => {
-  }, [])
+      removeHistoryEntry(noteId).catch(showErrorNotification('landing.history.error.deleteEntry.text'))
+    },
+    [showErrorNotification]
+  )
 
   const historyContent = useMemo(() => {
     switch (historyToolbarState.viewState) {

src/components/history-page/history-toolbar/clear-history-button.tsx

@@ -9,10 +9,11 @@ import { Button } from 'react-bootstrap'
 import { Trans, useTranslation } from 'react-i18next'
 import { ForkAwesomeIcon } from '../../common/fork-awesome/fork-awesome-icon'
 import { DeletionModal } from '../../common/modals/deletion-modal'
-import { deleteAllHistoryEntries, safeRefreshHistoryState } from '../../../redux/history/methods'
+import { deleteAllHistoryEntries } from '../../../redux/history/methods'
-import { showErrorNotification } from '../../../redux/ui-notifications/methods'
 import { cypressId } from '../../../utils/cypress-attribute'
 import { useBooleanState } from '../../../hooks/common/use-boolean-state'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
+import { useSafeRefreshHistoryStateCallback } from './hooks/use-safe-refresh-history-state'
 
 /**
  * Renders a button to clear the complete history of the user.
@@ -21,6 +22,8 @@ import { useBooleanState } from '../../../hooks/common/use-boolean-state'
 export const ClearHistoryButton: React.FC = () => {
   const { t } = useTranslation()
   const [modalVisibility, showModal, closeModal] = useBooleanState()
+  const { showErrorNotification } = useUiNotifications()
+  const safeRefreshHistoryState = useSafeRefreshHistoryStateCallback()
 
   const onConfirm = useCallback(() => {
     deleteAllHistoryEntries().catch((error: Error) => {
@@ -28,7 +31,7 @@ export const ClearHistoryButton: React.FC = () => {
       safeRefreshHistoryState()
     })
     closeModal()
-  }, [closeModal])
+  }, [closeModal, safeRefreshHistoryState, showErrorNotification])
 
   return (
     <Fragment>

src/components/history-page/history-toolbar/history-refresh-button.tsx

@@ -1,14 +1,14 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import React, { useCallback } from 'react'
+import React from 'react'
 import { Button } from 'react-bootstrap'
 import { ForkAwesomeIcon } from '../../common/fork-awesome/fork-awesome-icon'
-import { safeRefreshHistoryState } from '../../../redux/history/methods'
 import { useTranslation } from 'react-i18next'
+import { useSafeRefreshHistoryStateCallback } from './hooks/use-safe-refresh-history-state'
 
 /**
  * Fetches the current history from the server.
@@ -16,9 +16,7 @@ import { useTranslation } from 'react-i18next'
 export const HistoryRefreshButton: React.FC = () => {
   const { t } = useTranslation()
 
-  const refreshHistory = useCallback(() => {
+  const refreshHistory = useSafeRefreshHistoryStateCallback()
-    safeRefreshHistoryState()
-  }, [])
 
   return (
     <Button variant={'light'} title={t('landing.history.toolbar.refresh')} onClick={refreshHistory}>

src/components/history-page/history-toolbar/history-toolbar.tsx

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
@@ -12,8 +12,7 @@ import { ShowIf } from '../../common/show-if/show-if'
 import { ClearHistoryButton } from './clear-history-button'
 import { ExportHistoryButton } from './export-history-button'
 import { ImportHistoryButton } from './import-history-button'
-import { importHistoryEntries, safeRefreshHistoryState, setHistoryEntries } from '../../../redux/history/methods'
+import { importHistoryEntries, setHistoryEntries } from '../../../redux/history/methods'
-import { showErrorNotification } from '../../../redux/ui-notifications/methods'
 import { useApplicationState } from '../../../hooks/common/use-application-state'
 import { KeywordSearchInput } from './keyword-search-input'
 import { TagSelectionInput } from './tag-selection-input'
@@ -23,6 +22,8 @@ import { SortByLastVisitedButton } from './sort-by-last-visited-button'
 import { HistoryViewModeToggleButton } from './history-view-mode-toggle-button'
 import { useSyncToolbarStateToUrlEffect } from './toolbar-context/use-sync-toolbar-state-to-url-effect'
 import { HistoryEntryOrigin } from '../../../api/history/types'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
+import { useSafeRefreshHistoryStateCallback } from './hooks/use-safe-refresh-history-state'
 
 export enum ViewStateEnum {
   CARD,
@@ -36,7 +37,8 @@ export const HistoryToolbar: React.FC = () => {
   const { t } = useTranslation()
   const historyEntries = useApplicationState((state) => state.history)
   const userExists = useApplicationState((state) => !!state.user)
-
+  const { showErrorNotification } = useUiNotifications()
+  const safeRefreshHistoryState = useSafeRefreshHistoryStateCallback()
   useSyncToolbarStateToUrlEffect()
 
   const onUploadAllToRemote = useCallback(() => {
@@ -57,7 +59,7 @@ export const HistoryToolbar: React.FC = () => {
       setHistoryEntries(historyEntries)
       safeRefreshHistoryState()
     })
-  }, [userExists, historyEntries])
+  }, [userExists, historyEntries, showErrorNotification, safeRefreshHistoryState])
 
   return (
     <Form inline={true}>

src/components/history-page/history-toolbar/hooks/use-safe-refresh-history-state.tsx

@@ -0,0 +1,19 @@
+/*
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import { useUiNotifications } from '../../../notifications/ui-notification-boundary'
+import { useCallback } from 'react'
+import { refreshHistoryState } from '../../../../redux/history/methods'
+
+/**
+ * Tries to refresh the history from the backend and shows notification if that request fails.
+ */
+export const useSafeRefreshHistoryStateCallback = () => {
+  const { showErrorNotification } = useUiNotifications()
+  return useCallback(() => {
+    refreshHistoryState().catch(showErrorNotification('landing.history.error.getHistory.text'))
+  }, [showErrorNotification])
+}

src/components/history-page/history-toolbar/import-history-button.tsx

@@ -9,17 +9,13 @@ import { Button } from 'react-bootstrap'
 import { useTranslation } from 'react-i18next'
 import { ForkAwesomeIcon } from '../../common/fork-awesome/fork-awesome-icon'
 import type { HistoryExportJson, V1HistoryEntry } from '../../../redux/history/types'
-import {
+import { convertV1History, importHistoryEntries, mergeHistoryEntries } from '../../../redux/history/methods'
-  convertV1History,
-  importHistoryEntries,
-  mergeHistoryEntries,
-  safeRefreshHistoryState
-} from '../../../redux/history/methods'
-import { dispatchUiNotification, showErrorNotification } from '../../../redux/ui-notifications/methods'
 import { useApplicationState } from '../../../hooks/common/use-application-state'
 import { cypressId } from '../../../utils/cypress-attribute'
 import type { HistoryEntryWithOrigin } from '../../../api/history/types'
 import { HistoryEntryOrigin } from '../../../api/history/types'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
+import { useSafeRefreshHistoryStateCallback } from './hooks/use-safe-refresh-history-state'
 
 /**
  * Button that lets the user select a history JSON file and uploads imports that into the history.
@@ -30,6 +26,8 @@ export const ImportHistoryButton: React.FC = () => {
   const historyState = useApplicationState((state) => state.history)
   const uploadInput = useRef<HTMLInputElement>(null)
   const [fileName, setFilename] = useState('')
+  const { showErrorNotification, dispatchUiNotification } = useUiNotifications()
+  const safeRefreshHistoryState = useSafeRefreshHistoryStateCallback()
 
   const onImportHistory = useCallback(
     (entries: HistoryEntryWithOrigin[]): void => {
@@ -39,7 +37,7 @@ export const ImportHistoryButton: React.FC = () => {
         safeRefreshHistoryState()
       })
     },
-    [historyState, userExists]
+    [historyState, safeRefreshHistoryState, showErrorNotification, userExists]
   )
 
   const resetInputField = useCallback(() => {

src/components/landing-layout/landing-layout.tsx

@@ -10,7 +10,6 @@ import { Container } from 'react-bootstrap'
 import { MotdModal } from '../common/motd-modal/motd-modal'
 import { Footer } from './footer/footer'
 import { HeaderBar } from './navigation/header-bar/header-bar'
-import { UiNotifications } from '../notifications/ui-notifications'
 
 /**
  * Renders the layout for both intro and history page.
@@ -20,7 +19,6 @@ import { UiNotifications } from '../notifications/ui-notifications'
 export const LandingLayout: React.FC<PropsWithChildren<unknown>> = ({ children }) => {
   return (
     <Fragment>
-      <UiNotifications />
       <MotdModal />
       <Container className='text-light d-flex flex-column mvh-100'>
         <HeaderBar />

src/components/landing-layout/navigation/sign-out-dropdown-button.tsx

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
@@ -11,18 +11,19 @@ import { ForkAwesomeIcon } from '../../common/fork-awesome/fork-awesome-icon'
 import { Trans, useTranslation } from 'react-i18next'
 import { Dropdown } from 'react-bootstrap'
 import { doLogout } from '../../../api/auth'
-import { showErrorNotification } from '../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 /**
  * Renders a sign-out button as a dropdown item for the user-dropdown.
  */
 export const SignOutDropdownButton: React.FC = () => {
   useTranslation()
+  const { showErrorNotification } = useUiNotifications()
 
   const onSignOut = useCallback(() => {
     clearUser()
     doLogout().catch(showErrorNotification('login.logoutFailed'))
-  }, [])
+  }, [showErrorNotification])
 
   return (
     <Dropdown.Item dir='auto' onClick={onSignOut} {...cypressId('user-dropdown-sign-out-button')}>

src/components/notifications/types.ts

@@ -0,0 +1,29 @@
+/*
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import type { TOptions } from 'i18next'
+import type { IconName } from '../common/fork-awesome/types'
+
+export interface UiNotificationButton {
+  label: string
+  onClick: () => void
+}
+
+export interface DispatchOptions {
+  titleI18nOptions: TOptions | string
+  contentI18nOptions: TOptions | string
+  durationInSecond: number
+  icon?: IconName
+  buttons: UiNotificationButton[]
+}
+
+export interface UiNotification extends DispatchOptions {
+  titleI18nKey: string
+  contentI18nKey: string
+  createdAtTimestamp: number
+  dismissed: boolean
+  uuid: string
+}

src/components/notifications/ui-notification-boundary.tsx

@@ -0,0 +1,114 @@
+/*
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import type { PropsWithChildren } from 'react'
+import React, { createContext, useCallback, useContext, useMemo, useState } from 'react'
+import { UiNotifications } from './ui-notifications'
+import type { DispatchOptions, UiNotification } from './types'
+import { DateTime } from 'luxon'
+import type { TOptions } from 'i18next'
+import { t } from 'i18next'
+import { Logger } from '../../utils/logger'
+import { v4 as uuid } from 'uuid'
+
+const log = new Logger('Notifications')
+
+interface UiNotificationContext {
+  dispatchUiNotification: (
+    titleI18nKey: string,
+    contentI18nKey: string,
+    dispatchOptions: Partial<DispatchOptions>
+  ) => void
+
+  showErrorNotification: (messageI18nKey: string, messageI18nOptions?: TOptions | string) => (error: Error) => void
+
+  dismissNotification: (notificationUuid: string) => void
+}
+
+/**
+ * Provides utility functions to manipulate the notifications in the current context.
+ */
+export const useUiNotifications: () => UiNotificationContext = () => {
+  const communicatorFromContext = useContext(uiNotificationContext)
+  if (!communicatorFromContext) {
+    throw new Error('No ui notifications')
+  }
+  return communicatorFromContext
+}
+
+export const DEFAULT_DURATION_IN_SECONDS = 10
+const uiNotificationContext = createContext<UiNotificationContext | undefined>(undefined)
+
+/**
+ * Provides a UI-notification context for the given children.
+ *
+ * @param children The children that receive the context
+ */
+export const UiNotificationBoundary: React.FC<PropsWithChildren> = ({ children }) => {
+  const [uiNotifications, setUiNotifications] = useState<UiNotification[]>([])
+
+  const dispatchUiNotification = useCallback(
+    (
+      titleI18nKey: string,
+      contentI18nKey: string,
+      { icon, durationInSecond, buttons, contentI18nOptions, titleI18nOptions }: Partial<DispatchOptions>
+    ) => {
+      setUiNotifications((oldState) => [
+        ...oldState,
+        {
+          titleI18nKey,
+          contentI18nKey,
+          createdAtTimestamp: DateTime.now().toSeconds(),
+          dismissed: false,
+          titleI18nOptions: titleI18nOptions ?? {},
+          contentI18nOptions: contentI18nOptions ?? {},
+          durationInSecond: durationInSecond ?? DEFAULT_DURATION_IN_SECONDS,
+          buttons: buttons ?? [],
+          icon: icon,
+          uuid: uuid()
+        }
+      ])
+    },
+    []
+  )
+
+  const showErrorNotification = useCallback(
+    (messageI18nKey: string, messageI18nOptions?: TOptions | string) =>
+      (error: Error): void => {
+        log.error(t(messageI18nKey, messageI18nOptions), error)
+        void dispatchUiNotification('common.errorOccurred', messageI18nKey, {
+          contentI18nOptions: messageI18nOptions,
+          icon: 'exclamation-triangle'
+        })
+      },
+    [dispatchUiNotification]
+  )
+
+  const dismissNotification = useCallback((notificationUuid: string): void => {
+    setUiNotifications((old) => {
+      const found = old.find((notification) => notification.uuid === notificationUuid)
+      if (found === undefined) {
+        return old
+      }
+      return old.filter((value) => value.uuid !== notificationUuid).concat({ ...found, dismissed: true })
+    })
+  }, [])
+
+  const context = useMemo(() => {
+    return {
+      dispatchUiNotification: dispatchUiNotification,
+      showErrorNotification: showErrorNotification,
+      dismissNotification: dismissNotification
+    }
+  }, [dismissNotification, dispatchUiNotification, showErrorNotification])
+
+  return (
+    <uiNotificationContext.Provider value={context}>
+      <UiNotifications notifications={uiNotifications} />
+      {children}
+    </uiNotificationContext.Provider>
+  )
+}

src/components/notifications/ui-notification-toast.tsx

@@ -6,7 +6,6 @@
 
 import React, { Fragment, useCallback, useEffect, useMemo, useState } from 'react'
 import { Button, ProgressBar, Toast } from 'react-bootstrap'
-import type { UiNotification } from '../../redux/ui-notifications/types'
 import { ForkAwesomeIcon } from '../common/fork-awesome/fork-awesome-icon'
 import { ShowIf } from '../common/show-if/show-if'
 import type { IconName } from '../common/fork-awesome/types'
@@ -14,58 +13,40 @@ import { Trans, useTranslation } from 'react-i18next'
 import { Logger } from '../../utils/logger'
 import { cypressId } from '../../utils/cypress-attribute'
 import { useEffectOnce, useInterval } from 'react-use'
-import { dismissUiNotification } from '../../redux/ui-notifications/methods'
 import styles from './notifications.module.scss'
 import { DateTime } from 'luxon'
+import type { UiNotification } from './types'
+import { useUiNotifications } from './ui-notification-boundary'
 
 const STEPS_PER_SECOND = 10
 const log = new Logger('UiNotificationToast')
 
-export interface UiNotificationProps extends UiNotification {
+export interface UiNotificationProps {
-  notificationId: number
+  notification: UiNotification
 }
 
 /**
  * Renders a single notification.
  *
- * @param titleI18nKey The i18n key for the title
+ * @param notification The notification to render
- * @param contentI18nKey The i18n key for the content
- * @param titleI18nOptions The i18n options for the title
- * @param contentI18nOptions The i18n options for the content
- * @param createdAtTimestamp The timestamp, when this notification was created.
- * @param icon The optional icon to be used
- * @param dismissed If the notification is already dismissed
- * @param notificationId The notification id
- * @param durationInSecond How long the notification should be shown
- * @param buttons A list of {@link UiNotificationButton UiNotificationButtons} to be displayed
  */
-export const UiNotificationToast: React.FC<UiNotificationProps> = ({
+export const UiNotificationToast: React.FC<UiNotificationProps> = ({ notification }) => {
-  titleI18nKey,
-  contentI18nKey,
-  titleI18nOptions,
-  contentI18nOptions,
-  createdAtTimestamp,
-  icon,
-  dismissed,
-  notificationId,
-  durationInSecond,
-  buttons
-}) => {
   const { t } = useTranslation()
-  const [remainingSteps, setRemainingSteps] = useState<number>(() => durationInSecond * STEPS_PER_SECOND)
+  const [remainingSteps, setRemainingSteps] = useState<number>(() => notification.durationInSecond * STEPS_PER_SECOND)
+  const { dismissNotification } = useUiNotifications()
 
   const dismissNow = useCallback(() => {
-    log.debug(`Dismiss notification ${notificationId} immediately`)
+    log.debug(`Dismiss notification ${notification.uuid} immediately`)
     setRemainingSteps(0)
-  }, [notificationId])
+  }, [notification.uuid])
 
   useEffectOnce(() => {
-    log.debug(`Show notification ${notificationId}`)
+    log.debug(`Show notification ${notification.uuid}`)
   })
 
   const formatCreatedAtDate = useCallback(() => {
-    return DateTime.fromSeconds(createdAtTimestamp).toRelative({ style: 'short' })
+    return DateTime.fromSeconds(notification.createdAtTimestamp).toRelative({ style: 'short' })
-  }, [createdAtTimestamp])
+  }, [notification])
 
   const [formattedCreatedAtDate, setFormattedCreatedAtDate] = useState(() => formatCreatedAtDate())
 
@@ -74,19 +55,19 @@ export const UiNotificationToast: React.FC<UiNotificationProps> = ({
       setRemainingSteps((lastRemainingSteps) => lastRemainingSteps - 1)
       setFormattedCreatedAtDate(formatCreatedAtDate())
     },
-    !dismissed && remainingSteps > 0 ? 1000 / STEPS_PER_SECOND : null
+    !notification.dismissed && remainingSteps > 0 ? 1000 / STEPS_PER_SECOND : null
   )
 
   useEffect(() => {
-    if (remainingSteps <= 0 && !dismissed) {
+    if (remainingSteps <= 0 && !notification.dismissed) {
-      log.debug(`Dismiss notification ${notificationId}`)
+      log.debug(`Dismiss notification ${notification.uuid}`)
-      dismissUiNotification(notificationId)
+      dismissNotification(notification.uuid)
     }
-  }, [dismissed, remainingSteps, notificationId])
+  }, [remainingSteps, notification.dismissed, notification.uuid, dismissNotification])
 
   const buttonsDom = useMemo(
     () =>
-      buttons?.map((button, buttonIndex) => {
+      notification.buttons?.map((button, buttonIndex) => {
         const buttonClick = () => {
           button.onClick()
           dismissNow()
@@ -97,11 +78,11 @@ export const UiNotificationToast: React.FC<UiNotificationProps> = ({
           </Button>
         )
       }),
-    [buttons, dismissNow]
+    [dismissNow, notification.buttons]
   )
 
   const contentDom = useMemo(() => {
-    return t(contentI18nKey, contentI18nOptions)
+    return t(notification.contentI18nKey, notification.contentI18nOptions)
       .split('\n')
       .map((value, lineNumber) => {
         return (
@@ -111,16 +92,20 @@ export const UiNotificationToast: React.FC<UiNotificationProps> = ({
           </Fragment>
         )
       })
-  }, [contentI18nKey, contentI18nOptions, t])
+  }, [notification.contentI18nKey, notification.contentI18nOptions, t])
 
   return (
-    <Toast className={styles.toast} show={!dismissed} onClose={dismissNow} {...cypressId('notification-toast')}>
+    <Toast
+      className={styles.toast}
+      show={!notification.dismissed}
+      onClose={dismissNow}
+      {...cypressId('notification-toast')}>
       <Toast.Header>
         <strong className='mr-auto'>
-          <ShowIf condition={!!icon}>
+          <ShowIf condition={!!notification.icon}>
-            <ForkAwesomeIcon icon={icon as IconName} fixedWidth={true} className={'mr-1'} />
+            <ForkAwesomeIcon icon={notification.icon as IconName} fixedWidth={true} className={'mr-1'} />
           </ShowIf>
-          <Trans i18nKey={titleI18nKey} tOptions={titleI18nOptions} />
+          <Trans i18nKey={notification.titleI18nKey} tOptions={notification.titleI18nOptions} />
         </strong>
         <small>{formattedCreatedAtDate}</small>
       </Toast.Header>
@@ -128,7 +113,7 @@ export const UiNotificationToast: React.FC<UiNotificationProps> = ({
       <ProgressBar
         variant={'info'}
         now={remainingSteps}
-        max={durationInSecond * STEPS_PER_SECOND}
+        max={notification.durationInSecond * STEPS_PER_SECOND}
         min={STEPS_PER_SECOND}
         className={styles.progress}
       />

src/components/notifications/ui-notifications.tsx

@@ -7,18 +7,22 @@
 import React, { useMemo } from 'react'
 import { UiNotificationToast } from './ui-notification-toast'
 import styles from './notifications.module.scss'
-import { useApplicationState } from '../../hooks/common/use-application-state'
+import type { UiNotification } from './types'
+
+export interface UiNotificationsProps {
+  notifications: UiNotification[]
+}
 
 /**
- * Renders {@link UiNotification notifications} in the top right corner.
+ * Renders {@link UiNotification notifications} in the top right corner sorted by creation time..
+ *
+ * @param notifications The notification to render
  */
-export const UiNotifications: React.FC = () => {
+export const UiNotifications: React.FC<UiNotificationsProps> = ({ notifications }) => {
-  const notifications = useApplicationState((state) => state.uiNotifications)
-
   const notificationElements = useMemo(() => {
-    return notifications.map((notification, notificationIndex) => (
+    return notifications
-      <UiNotificationToast key={notificationIndex} notificationId={notificationIndex} {...notification} />
+      .sort((a, b) => b.createdAtTimestamp - a.createdAtTimestamp)
-    ))
+      .map((notification) => <UiNotificationToast key={notification.uuid} notification={notification} />)
   }, [notifications])
 
   return (

src/components/profile-page/access-tokens/access-token-creation-form/hooks/use-on-create-token.ts

@@ -8,8 +8,8 @@ import { DateTime } from 'luxon'
 import type { FormEvent } from 'react'
 import { useCallback } from 'react'
 import { postNewAccessToken } from '../../../../../api/tokens'
-import { showErrorNotification } from '../../../../../redux/ui-notifications/methods'
 import type { AccessTokenWithSecret } from '../../../../../api/tokens/types'
+import { useUiNotifications } from '../../../../notifications/ui-notification-boundary'
 
 /**
  * Callback for requesting a new access token from the API and returning the response token and secret.
@@ -24,6 +24,8 @@ export const useOnCreateToken = (
   expiryDate: string,
   setNewTokenWithSecret: (token: AccessTokenWithSecret) => void
 ): ((event: FormEvent) => void) => {
+  const { showErrorNotification } = useUiNotifications()
+
   return useCallback(
     (event: FormEvent) => {
       event.preventDefault()
@@ -34,6 +36,6 @@ export const useOnCreateToken = (
         })
         .catch(showErrorNotification('profile.accessTokens.creationFailed'))
     },
-    [expiryDate, label, setNewTokenWithSecret]
+    [expiryDate, label, setNewTokenWithSecret, showErrorNotification]
   )
 }

src/components/profile-page/access-tokens/access-token-deletion-modal.tsx

@@ -12,7 +12,7 @@ import { Button, Modal } from 'react-bootstrap'
 import { Trans, useTranslation } from 'react-i18next'
 import type { AccessToken } from '../../../api/tokens/types'
 import { deleteAccessToken } from '../../../api/tokens'
-import { dispatchUiNotification, showErrorNotification } from '../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 export interface AccessTokenDeletionModalProps extends ModalVisibilityProps {
   token: AccessToken
@@ -27,6 +27,7 @@ export interface AccessTokenDeletionModalProps extends ModalVisibilityProps {
  */
 export const AccessTokenDeletionModal: React.FC<AccessTokenDeletionModalProps> = ({ show, token, onHide }) => {
   useTranslation()
+  const { showErrorNotification, dispatchUiNotification } = useUiNotifications()
 
   const onConfirmDelete = useCallback(() => {
     deleteAccessToken(token.keyId)
@@ -43,7 +44,7 @@ export const AccessTokenDeletionModal: React.FC<AccessTokenDeletionModalProps> =
       })
       .catch(showErrorNotification('profile.modal.deleteAccessToken.failed'))
       .finally(() => onHide?.())
-  }, [token, onHide])
+  }, [token.keyId, token.label, showErrorNotification, dispatchUiNotification, onHide])
 
   return (
     <CommonModal

src/components/profile-page/access-tokens/profile-access-tokens.tsx

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
@@ -11,7 +11,7 @@ import type { AccessToken } from '../../../api/tokens/types'
 import { ShowIf } from '../../common/show-if/show-if'
 import { AccessTokenListEntry } from './access-token-list-entry'
 import { AccessTokenCreationForm } from './access-token-creation-form/access-token-creation-form'
-import { showErrorNotification } from '../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 export interface AccessTokenUpdateProps {
   onUpdateList: () => void
@@ -23,6 +23,7 @@ export interface AccessTokenUpdateProps {
 export const ProfileAccessTokens: React.FC = () => {
   useTranslation()
   const [accessTokens, setAccessTokens] = useState<AccessToken[]>([])
+  const { showErrorNotification } = useUiNotifications()
 
   const refreshAccessTokens = useCallback(() => {
     getAccessTokenList()
@@ -30,7 +31,7 @@ export const ProfileAccessTokens: React.FC = () => {
         setAccessTokens(tokens)
       })
       .catch(showErrorNotification('profile.accessTokens.loadingFailed'))
-  }, [])
+  }, [showErrorNotification])
 
   useEffect(() => {
     refreshAccessTokens()

src/components/profile-page/account-management/account-deletion-modal.tsx

@@ -12,7 +12,7 @@ import { Button, Modal } from 'react-bootstrap'
 import { CountdownButton } from '../../common/countdown-button/countdown-button'
 import { deleteUser } from '../../../api/me'
 import { clearUser } from '../../../redux/user/methods'
-import { dispatchUiNotification, showErrorNotification } from '../../../redux/ui-notifications/methods'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 /**
  * Confirmation modal for deleting your account.
@@ -22,6 +22,7 @@ import { dispatchUiNotification, showErrorNotification } from '../../../redux/ui
  */
 export const AccountDeletionModal: React.FC<ModalVisibilityProps> = ({ show, onHide }) => {
   useTranslation()
+  const { showErrorNotification, dispatchUiNotification } = useUiNotifications()
 
   const deleteUserAccount = useCallback(() => {
     deleteUser()
@@ -39,7 +40,7 @@ export const AccountDeletionModal: React.FC<ModalVisibilityProps> = ({ show, onH
           onHide()
         }
       })
-  }, [onHide])
+  }, [dispatchUiNotification, onHide, showErrorNotification])
 
   return (
     <CommonModal show={show} title={'profile.modal.deleteUser.message'} onHide={onHide} showCloseButton={true}>

src/components/profile-page/settings/profile-change-password.tsx

@@ -9,17 +9,18 @@ import React, { useCallback, useMemo, useRef, useState } from 'react'
 import { Button, Card, Form } from 'react-bootstrap'
 import { Trans, useTranslation } from 'react-i18next'
 import { doLocalPasswordChange } from '../../../api/auth/local'
-import { dispatchUiNotification, showErrorNotification } from '../../../redux/ui-notifications/methods'
 import { useOnInputChange } from '../../../hooks/common/use-on-input-change'
 import { NewPasswordField } from '../../common/fields/new-password-field'
 import { PasswordAgainField } from '../../common/fields/password-again-field'
 import { CurrentPasswordField } from '../../common/fields/current-password-field'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 /**
  * Profile page section for changing the password when using internal login.
  */
 export const ProfileChangePassword: React.FC = () => {
   useTranslation()
+  const { showErrorNotification, dispatchUiNotification } = useUiNotifications()
   const [oldPassword, setOldPassword] = useState('')
   const [newPassword, setNewPassword] = useState('')
   const [newPasswordAgain, setNewPasswordAgain] = useState('')
@@ -34,11 +35,11 @@ export const ProfileChangePassword: React.FC = () => {
     (event: FormEvent) => {
       event.preventDefault()
       doLocalPasswordChange(oldPassword, newPassword)
-        .then(() => {
+        .then(() =>
-          return dispatchUiNotification('profile.changePassword.successTitle', 'profile.changePassword.successText', {
+          dispatchUiNotification('profile.changePassword.successTitle', 'profile.changePassword.successText', {
             icon: 'check'
           })
-        })
+        )
         .catch(showErrorNotification('profile.changePassword.failed'))
         .finally(() => {
           if (formRef.current) {
@@ -49,7 +50,7 @@ export const ProfileChangePassword: React.FC = () => {
           setNewPasswordAgain('')
         })
     },
-    [oldPassword, newPassword]
+    [oldPassword, newPassword, showErrorNotification, dispatchUiNotification]
   )
 
   const ready = useMemo(() => {

src/components/profile-page/settings/profile-display-name.tsx

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
@@ -11,9 +11,9 @@ import { Trans, useTranslation } from 'react-i18next'
 import { updateDisplayName } from '../../../api/me'
 import { fetchAndSetUser } from '../../login-page/auth/utils'
 import { useApplicationState } from '../../../hooks/common/use-application-state'
-import { showErrorNotification } from '../../../redux/ui-notifications/methods'
 import { DisplayNameField } from '../../common/fields/display-name-field'
 import { useOnInputChange } from '../../../hooks/common/use-on-input-change'
+import { useUiNotifications } from '../../notifications/ui-notification-boundary'
 
 /**
  * Profile page section for changing the current display name.
@@ -22,6 +22,7 @@ export const ProfileDisplayName: React.FC = () => {
   useTranslation()
   const userName = useApplicationState((state) => state.user?.displayName)
   const [displayName, setDisplayName] = useState(userName ?? '')
+  const { showErrorNotification } = useUiNotifications()
 
   const onChangeDisplayName = useOnInputChange(setDisplayName)
   const onSubmitNameChange = useCallback(
@@ -31,7 +32,7 @@ export const ProfileDisplayName: React.FC = () => {
         .then(fetchAndSetUser)
         .catch(showErrorNotification('profile.changeDisplayNameFailed'))
     },
-    [displayName]
+    [displayName, showErrorNotification]
   )
 
   const formSubmittable = useMemo(() => {

src/pages/_app.tsx

@@ -1,7 +1,7 @@
 /*
- SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
-
+ *
- SPDX-License-Identifier: AGPL-3.0-only
+ * SPDX-License-Identifier: AGPL-3.0-only
  */
 import type { AppProps } from 'next/app'
 import { ErrorBoundary } from '../components/error-boundary/error-boundary'
@@ -11,6 +11,7 @@ import '../../global-styles/index.scss'
 import type { NextPage } from 'next'
 import { BaseHead } from '../components/layout/base-head'
 import { StoreProvider } from '../redux/store-provider'
+import { UiNotificationBoundary } from '../components/notifications/ui-notification-boundary'
 
 /**
  * The actual hedgedoc next js app.
@@ -22,7 +23,9 @@ const HedgeDocApp: NextPage<AppProps> = ({ Component, pageProps }: AppProps) =>
       <BaseHead />
       <ApplicationLoader>
         <ErrorBoundary>
-          <Component {...pageProps} />
+          <UiNotificationBoundary>
+            <Component {...pageProps} />
+          </UiNotificationBoundary>
         </ErrorBoundary>
       </ApplicationLoader>
     </StoreProvider>

src/pages/history.tsx

@@ -1,17 +1,17 @@
 /*
- SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
-
+ *
- SPDX-License-Identifier: AGPL-3.0-only
+ * SPDX-License-Identifier: AGPL-3.0-only
  */
 import React, { useEffect } from 'react'
 import type { NextPage } from 'next'
 import { Trans, useTranslation } from 'react-i18next'
 import { HistoryToolbar } from '../components/history-page/history-toolbar/history-toolbar'
-import { safeRefreshHistoryState } from '../redux/history/methods'
 import { Row } from 'react-bootstrap'
 import { HistoryContent } from '../components/history-page/history-content/history-content'
 import { LandingLayout } from '../components/landing-layout/landing-layout'
 import { HistoryToolbarStateContextProvider } from '../components/history-page/history-toolbar/toolbar-context/history-toolbar-state-context-provider'
+import { useSafeRefreshHistoryStateCallback } from '../components/history-page/history-toolbar/hooks/use-safe-refresh-history-state'
 
 /**
  * The page that shows the local and remote note history.
@@ -19,9 +19,10 @@ import { HistoryToolbarStateContextProvider } from '../components/history-page/h
 const HistoryPage: NextPage = () => {
   useTranslation()
 
+  const safeRefreshHistoryStateCallback = useSafeRefreshHistoryStateCallback()
   useEffect(() => {
-    safeRefreshHistoryState()
+    safeRefreshHistoryStateCallback()
-  }, [])
+  }, [safeRefreshHistoryStateCallback])
 
   return (
     <LandingLayout>

src/pages/register.tsx

@@ -23,7 +23,7 @@ import { LandingLayout } from '../components/landing-layout/landing-layout'
 import { useRouter } from 'next/router'
 import type { NextPage } from 'next'
 import { Redirect } from '../components/common/redirect'
-import { dispatchUiNotification } from '../redux/ui-notifications/methods'
+import { useUiNotifications } from '../components/notifications/ui-notification-boundary'
 
 /**
  * Renders the registration page with fields for username, display name, password, password retype and information about terms and conditions.
@@ -40,6 +40,8 @@ export const RegisterPage: NextPage = () => {
   const [passwordAgain, setPasswordAgain] = useState('')
   const [error, setError] = useState<RegisterErrorType>()
 
+  const { dispatchUiNotification } = useUiNotifications()
+
   const doRegisterSubmit = useCallback(
     (event: FormEvent) => {
       doLocalRegister(username, displayName, password)
@@ -55,7 +57,7 @@ export const RegisterPage: NextPage = () => {
         })
       event.preventDefault()
     },
-    [username, displayName, password, router]
+    [username, displayName, password, dispatchUiNotification, router]
   )
 
   const ready = useMemo(() => {

src/pages/s/[noteId].tsx

@@ -1,5 +1,5 @@
 /*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
+ * SPDX-FileCopyrightText: 2022 The HedgeDoc developers (see AUTHORS file)
  *
  * SPDX-License-Identifier: AGPL-3.0-only
  */
@@ -9,7 +9,6 @@ import { useApplyDarkMode } from '../../hooks/common/use-apply-dark-mode'
 import { MotdModal } from '../../components/common/motd-modal/motd-modal'
 import { AppBar, AppBarMode } from '../../components/editor-page/app-bar/app-bar'
 import { EditorToRendererCommunicatorContextProvider } from '../../components/editor-page/render-context/editor-to-renderer-communicator-context-provider'
-import { UiNotifications } from '../../components/notifications/ui-notifications'
 import { DocumentReadOnlyPageContent } from '../../components/document-read-only-page/document-read-only-page-content'
 import { NoteAndAppTitleHead } from '../../components/layout/note-and-app-title-head'
 import { NoteLoadingBoundary } from '../../components/common/note-loading-boundary/note-loading-boundary'
@@ -23,7 +22,6 @@ export const DocumentReadOnlyPage: React.FC = () => {
     <EditorToRendererCommunicatorContextProvider>
       <NoteLoadingBoundary>
         <NoteAndAppTitleHead />
-        <UiNotifications />
         <MotdModal />
         <div className={'d-flex flex-column mvh-100 bg-light'}>
           <AppBar mode={AppBarMode.BASIC} />

src/redux/application-state.d.ts

@@ -10,7 +10,6 @@ import type { OptionalMotdState } from './motd/types'
 import type { EditorConfig } from './editor/types'
 import type { DarkModeConfig } from './dark-mode/types'
 import type { NoteDetails } from './note-details/types/note-details'
-import type { UiNotificationState } from './ui-notifications/types'
 import type { RendererStatus } from './renderer-status/types'
 import type { HistoryEntryWithOrigin } from '../api/history/types'
 import type { RealtimeState } from './realtime/types'
@@ -23,7 +22,6 @@ export interface ApplicationState {
   editorConfig: EditorConfig
   darkMode: DarkModeConfig
   noteDetails: NoteDetails
-  uiNotifications: UiNotificationState
   rendererStatus: RendererStatus
   realtime: RealtimeState
 }

src/redux/history/methods.ts

@@ -20,7 +20,6 @@ import { addRemoteOriginToHistoryEntry, historyEntryToHistoryEntryPutDto } from
 import { Logger } from '../../utils/logger'
 import type { HistoryEntry, HistoryEntryWithOrigin } from '../../api/history/types'
 import { HistoryEntryOrigin } from '../../api/history/types'
-import { showErrorNotification } from '../ui-notifications/methods'
 
 const log = new Logger('Redux > History')
 
@@ -177,13 +176,6 @@ export const refreshHistoryState = async (): Promise<void> => {
   setHistoryEntries(allEntries)
 }
 
-/**
- * Refreshes the history state and shows an error in case of failure.
- */
-export const safeRefreshHistoryState = (): void => {
-  refreshHistoryState().catch(showErrorNotification('landing.history.error.getHistory.text'))
-}
-
 /**
  * Stores the history entries marked as local from the redux to the user's local-storage.
  */

src/redux/reducers.ts

@@ -13,7 +13,6 @@ import { HistoryReducer } from './history/reducers'
 import { EditorConfigReducer } from './editor/reducers'
 import { DarkModeConfigReducer } from './dark-mode/reducers'
 import { NoteDetailsReducer } from './note-details/reducer'
-import { UiNotificationReducer } from './ui-notifications/reducers'
 import { RendererStatusReducer } from './renderer-status/reducers'
 import type { ApplicationState } from './application-state'
 import { RealtimeReducer } from './realtime/reducers'
@@ -26,7 +25,6 @@ export const allReducers: Reducer<ApplicationState> = combineReducers<Applicatio
   editorConfig: EditorConfigReducer,
   darkMode: DarkModeConfigReducer,
   noteDetails: NoteDetailsReducer,
-  uiNotifications: UiNotificationReducer,
   rendererStatus: RendererStatusReducer,
   realtime: RealtimeReducer
 })

src/redux/ui-notifications/methods.ts

@@ -1,83 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
- *
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-import type { TOptions } from 'i18next'
-import { t } from 'i18next'
-import { store } from '../index'
-import type { DismissUiNotificationAction, DispatchOptions, DispatchUiNotificationAction } from './types'
-import { UiNotificationActionType } from './types'
-import { DateTime } from 'luxon'
-import { Logger } from '../../utils/logger'
-
-const log = new Logger('Redux > Notifications')
-
-export const DEFAULT_DURATION_IN_SECONDS = 10
-
-/**
- * Dispatches a new UI Notification into the global application state.
- *
- * @param titleI18nKey I18n key used to show the localized title
- * @param contentI18nKey I18n key used to show the localized content
- * @param icon The icon in the upper left corner
- * @param durationInSecond Show duration of the notification. If omitted then a {@link DEFAULT_DURATION_IN_SECONDS default value} will be used.
- * @param buttons A array of actions that are shown in the notification
- * @param contentI18nOptions Options to configure the translation of the title. (e.g. variables)
- * @param titleI18nOptions Options to configure the translation of the content. (e.g. variables)
- * @return a promise that resolves as soon as the notification id available.
- */
-export const dispatchUiNotification = async (
-  titleI18nKey: string,
-  contentI18nKey: string,
-  { icon, durationInSecond, buttons, contentI18nOptions, titleI18nOptions }: Partial<DispatchOptions>
-): Promise<number> => {
-  return new Promise((resolve) => {
-    store.dispatch({
-      type: UiNotificationActionType.DISPATCH_NOTIFICATION,
-      notificationIdCallback: (notificationId: number) => {
-        resolve(notificationId)
-      },
-      notification: {
-        titleI18nKey,
-        contentI18nKey,
-        createdAtTimestamp: DateTime.now().toSeconds(),
-        dismissed: false,
-        titleI18nOptions: titleI18nOptions ?? {},
-        contentI18nOptions: contentI18nOptions ?? {},
-        durationInSecond: durationInSecond ?? DEFAULT_DURATION_IN_SECONDS,
-        buttons: buttons ?? [],
-        icon: icon
-      }
-    } as DispatchUiNotificationAction)
-  })
-}
-
-/**
- * Dismisses a notification. It won't be removed from the global application state but hidden.
- *
- * @param notificationId The id of the notification to dismissed. Can be obtained from the returned promise of {@link dispatchUiNotification}
- */
-export const dismissUiNotification = (notificationId: number): void => {
-  store.dispatch({
-    type: UiNotificationActionType.DISMISS_NOTIFICATION,
-    notificationId
-  } as DismissUiNotificationAction)
-}
-
-/**
- * Dispatches an notification that is specialized for errors.
- *
- * @param messageI18nKey i18n key for the message
- * @param messageI18nOptions i18n options for the message
- */
-export const showErrorNotification =
-  (messageI18nKey: string, messageI18nOptions?: TOptions | string) =>
-  (error: Error): void => {
-    log.error(t(messageI18nKey, messageI18nOptions), error)
-    void dispatchUiNotification('common.errorOccurred', messageI18nKey, {
-      contentI18nOptions: messageI18nOptions,
-      icon: 'exclamation-triangle'
-    })
-  }

src/redux/ui-notifications/reducers.ts

@@ -1,53 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
- *
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-import type { Reducer } from 'redux'
-import type { UiNotification, UiNotificationActions, UiNotificationState } from './types'
-import { UiNotificationActionType } from './types'
-
-export const UiNotificationReducer: Reducer<UiNotificationState, UiNotificationActions> = (
-  state: UiNotificationState = [],
-  action: UiNotificationActions
-) => {
-  switch (action.type) {
-    case UiNotificationActionType.DISPATCH_NOTIFICATION:
-      return addNewNotification(state, action.notification, action.notificationIdCallback)
-    case UiNotificationActionType.DISMISS_NOTIFICATION:
-      return dismissNotification(state, action.notificationId)
-    default:
-      return state
-  }
-}
-
-/**
- * Creates a new {@link UiNotificationState notification state} by appending the given {@link UiNotification}.
- * @param state The current ui notification state
- * @param notification The new notification
- * @param notificationIdCallback This callback is executed with the id of the new notification
- * @return The new {@link UiNotificationState notification state}
- */
-const addNewNotification = (
-  state: UiNotificationState,
-  notification: UiNotification,
-  notificationIdCallback: (notificationId: number) => void
-): UiNotificationState => {
-  const newState = [...state, notification]
-  notificationIdCallback(newState.length - 1)
-  return newState
-}
-
-const dismissNotification = (
-  notificationState: UiNotificationState,
-  notificationIndex: number
-): UiNotificationState => {
-  const newArray = [...notificationState]
-  const oldNotification = newArray[notificationIndex]
-  newArray[notificationIndex] = {
-    ...oldNotification,
-    dismissed: true
-  }
-  return newArray
-}

src/redux/ui-notifications/types.ts

@@ -1,49 +0,0 @@
-/*
- * SPDX-FileCopyrightText: 2021 The HedgeDoc developers (see AUTHORS file)
- *
- * SPDX-License-Identifier: AGPL-3.0-only
- */
-
-import type { Action } from 'redux'
-import type { IconName } from '../../components/common/fork-awesome/types'
-import type { TOptions } from 'i18next'
-
-export enum UiNotificationActionType {
-  DISPATCH_NOTIFICATION = 'notification/dispatch',
-  DISMISS_NOTIFICATION = 'notification/dismiss'
-}
-
-export interface UiNotificationButton {
-  label: string
-  onClick: () => void
-}
-
-export interface DispatchOptions {
-  titleI18nOptions: TOptions | string
-  contentI18nOptions: TOptions | string
-  durationInSecond: number
-  icon?: IconName
-  buttons: UiNotificationButton[]
-}
-
-export interface UiNotification extends DispatchOptions {
-  titleI18nKey: string
-  contentI18nKey: string
-  createdAtTimestamp: number
-  dismissed: boolean
-}
-
-export type UiNotificationActions = DispatchUiNotificationAction | DismissUiNotificationAction
-
-export interface DispatchUiNotificationAction extends Action<UiNotificationActionType> {
-  type: UiNotificationActionType.DISPATCH_NOTIFICATION
-  notification: UiNotification
-  notificationIdCallback: (notificationId: number) => void
-}
-
-export interface DismissUiNotificationAction extends Action<UiNotificationActionType> {
-  type: UiNotificationActionType.DISMISS_NOTIFICATION
-  notificationId: number
-}
-
-export type UiNotificationState = UiNotification[]