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mirror of https://github.com/laurent22/joplin.git synced 2024-11-27 08:21:03 +02:00
joplin/ReactNativeClient/lib/reducer.js

722 lines
19 KiB
JavaScript

const Note = require('lib/models/Note.js');
const Folder = require('lib/models/Folder.js');
const ArrayUtils = require('lib/ArrayUtils.js');
const defaultState = {
notes: [],
notesSource: '',
notesParentType: null,
folders: [],
tags: [],
masterKeys: [],
notLoadedMasterKeys: [],
searches: [],
selectedNoteIds: [],
selectedFolderId: null,
selectedTagId: null,
selectedSearchId: null,
selectedItemType: 'note',
lastSelectedNotesIds: {
Folder: {},
Tag: {},
Search: {},
},
showSideMenu: false,
screens: {},
historyCanGoBack: false,
syncStarted: false,
syncReport: {},
searchQuery: '',
settings: {},
sharedData: null,
appState: 'starting',
hasDisabledSyncItems: false,
newNote: null,
customCss: '',
collapsedFolderIds: [],
clipperServer: {
startState: 'idle',
port: null,
},
decryptionWorker: {
state: 'idle',
itemIndex: 0,
itemCount: 0,
},
selectedNoteTags: [],
resourceFetcher: {
toFetchCount: 0,
},
historyNotes: [],
plugins: {},
};
const stateUtils = {};
stateUtils.notesOrder = function(stateSettings) {
return [{
by: stateSettings['notes.sortOrder.field'],
dir: stateSettings['notes.sortOrder.reverse'] ? 'DESC' : 'ASC',
}];
}
stateUtils.foldersOrder = function(stateSettings) {
return [{
by: stateSettings['folders.sortOrder.field'],
dir: stateSettings['folders.sortOrder.reverse'] ? 'DESC' : 'ASC',
}];
}
stateUtils.parentItem = function(state) {
const t = state.notesParentType;
let id = null;
if (t === 'Folder') id = state.selectedFolderId;
if (t === 'Tag') id = state.selectedTagId;
if (t === 'Search') id = state.selectedSearchId;
if (!t || !id) return null;
return { type: t, id: id };
}
stateUtils.lastSelectedNoteIds = function(state) {
const parent = stateUtils.parentItem(state);
if (!parent) return [];
const output = state.lastSelectedNotesIds[parent.type][parent.id];
return output ? output : [];
}
function arrayHasEncryptedItems(array) {
for (let i = 0; i < array.length; i++) {
if (!!array[i].encryption_applied) return true;
}
return false
}
function stateHasEncryptedItems(state) {
if (arrayHasEncryptedItems(state.notes)) return true;
if (arrayHasEncryptedItems(state.folders)) return true;
if (arrayHasEncryptedItems(state.tags)) return true;
return false;
}
function folderSetCollapsed(state, action) {
const collapsedFolderIds = state.collapsedFolderIds.slice();
const idx = collapsedFolderIds.indexOf(action.id);
if (action.collapsed) {
if (idx >= 0) return state;
collapsedFolderIds.push(action.id);
} else {
if (idx < 0) return state;
collapsedFolderIds.splice(idx, 1);
}
newState = Object.assign({}, state);
newState.collapsedFolderIds = collapsedFolderIds;
return newState;
}
// When deleting a note, tag or folder
function handleItemDelete(state, action) {
let newState = Object.assign({}, state);
const map = {
'FOLDER_DELETE': ['folders', 'selectedFolderId'],
'NOTE_DELETE': ['notes', 'selectedNoteIds'],
'TAG_DELETE': ['tags', 'selectedTagId'],
'SEARCH_DELETE': ['searches', 'selectedSearchId'],
};
const listKey = map[action.type][0];
const selectedItemKey = map[action.type][1];
let previousIndex = 0;
let newItems = [];
const items = state[listKey];
for (let i = 0; i < items.length; i++) {
let item = items[i];
if (item.id == action.id) {
previousIndex = i;
continue;
}
newItems.push(item);
}
newState = Object.assign({}, state);
newState[listKey] = newItems;
if (previousIndex >= newItems.length) {
previousIndex = newItems.length - 1;
}
const newId = previousIndex >= 0 ? newItems[previousIndex].id : null;
newState[selectedItemKey] = action.type === 'NOTE_DELETE' ? [newId] : newId;
if (!newId && newState.notesParentType !== 'Folder') {
newState.notesParentType = 'Folder';
}
return newState;
}
function updateOneItem(state, action, keyName = '') {
let itemsKey = null;
if (keyName) itemsKey = keyName;
else {
if (action.type === 'TAG_UPDATE_ONE') itemsKey = 'tags';
if (action.type === 'FOLDER_UPDATE_ONE') itemsKey = 'folders';
if (action.type === 'MASTERKEY_UPDATE_ONE') itemsKey = 'masterKeys';
}
let newItems = state[itemsKey].splice(0);
let item = action.item;
var found = false;
for (let i = 0; i < newItems.length; i++) {
let n = newItems[i];
if (n.id == item.id) {
newItems[i] = Object.assign(newItems[i], item);
found = true;
break;
}
}
if (!found) newItems.push(item);
let newState = Object.assign({}, state);
newState[itemsKey] = newItems;
return newState;
}
function defaultNotesParentType(state, exclusion) {
let newNotesParentType = null;
if (exclusion !== 'Folder' && state.selectedFolderId) {
newNotesParentType = 'Folder';
} else if (exclusion !== 'Tag' && state.selectedTagId) {
newNotesParentType = 'Tag';
} else if (exclusion !== 'Search' && state.selectedSearchId) {
newNotesParentType = 'Search';
}
return newNotesParentType;
}
function changeSelectedFolder(state, action, options = null) {
if (!options) options = {};
if (!('clearNoteHistory' in options)) options.clearNoteHistory = true;
newState = Object.assign({}, state);
newState.selectedFolderId = 'folderId' in action ? action.folderId : action.id;
if (!newState.selectedFolderId) {
newState.notesParentType = defaultNotesParentType(state, 'Folder');
} else {
newState.notesParentType = 'Folder';
}
if (newState.selectedFolderId === state.selectedFolderId && newState.notesParentType === state.notesParentType) return state;
if (options.clearNoteHistory) newState.historyNotes = [];
if (options.clearSelectedNoteIds) newState.selectedNoteIds = [];
return newState;
}
function recordLastSelectedNoteIds(state, noteIds) {
const newOnes = Object.assign({}, state.lastSelectedNotesIds);
const parent = stateUtils.parentItem(state);
if (!parent) return state;
newOnes[parent.type][parent.id] = noteIds.slice();
return Object.assign({}, state, {
lastSelectedNotesIds: newOnes,
});
}
function changeSelectedNotes(state, action, options = null) {
if (!options) options = {};
if (!('clearNoteHistory' in options)) options.clearNoteHistory = true;
let noteIds = [];
if (action.id) noteIds = [action.id];
if (action.ids) noteIds = action.ids;
if (action.noteId) noteIds = [action.noteId];
// const noteIds = 'id' in action ? (action.id ? [action.id] : []) : action.ids;
let newState = Object.assign({}, state);
if (action.type === 'NOTE_SELECT') {
if (JSON.stringify(newState.selectedNoteIds) === JSON.stringify(noteIds)) return state;
newState.selectedNoteIds = noteIds;
newState.newNote = null;
} else if (action.type === 'NOTE_SELECT_ADD') {
if (!noteIds.length) return state;
newState.selectedNoteIds = ArrayUtils.unique(newState.selectedNoteIds.concat(noteIds));
newState.newNote = null;
} else if (action.type === 'NOTE_SELECT_REMOVE') {
if (!noteIds.length) return state; // Nothing to unselect
if (state.selectedNoteIds.length <= 1) return state; // Cannot unselect the last note
let newSelectedNoteIds = [];
for (let i = 0; i < newState.selectedNoteIds.length; i++) {
const id = newState.selectedNoteIds[i];
if (noteIds.indexOf(id) >= 0) continue;
newSelectedNoteIds.push(id);
}
newState.selectedNoteIds = newSelectedNoteIds;
newState.newNote = null;
} else if (action.type === 'NOTE_SELECT_TOGGLE') {
if (!noteIds.length) return state;
if (newState.selectedNoteIds.indexOf(noteIds[0]) >= 0) {
newState = changeSelectedNotes(state, { type: 'NOTE_SELECT_REMOVE', id: noteIds[0] });
} else {
newState = changeSelectedNotes(state, { type: 'NOTE_SELECT_ADD', id: noteIds[0] });
}
newState.newNote = null;
} else {
throw new Error('Unreachable');
}
newState = recordLastSelectedNoteIds(newState, newState.selectedNoteIds);
if (options.clearNoteHistory) newState.historyNotes = [];
return newState;
}
function removeItemFromArray(array, property, value) {
for (let i = 0; i !== array.length; ++i) {
let currentItem = array[i];
if (currentItem[property] === value) {
array.splice(i, 1);
break;
}
}
return array;
}
const reducer = (state = defaultState, action) => {
let newState = state;
try {
switch (action.type) {
case 'NOTE_SELECT':
case 'NOTE_SELECT_ADD':
case 'NOTE_SELECT_REMOVE':
case 'NOTE_SELECT_TOGGLE':
newState = changeSelectedNotes(state, action);
break;
case 'NOTE_SELECT_EXTEND':
newState = Object.assign({}, state);
if (!newState.selectedNoteIds.length) {
newState.selectedNoteIds = [action.id];
} else {
const selectRangeId1 = state.selectedNoteIds[state.selectedNoteIds.length - 1];
const selectRangeId2 = action.id;
if (selectRangeId1 === selectRangeId2) return state;
let newSelectedNoteIds = state.selectedNoteIds.slice();
let selectionStarted = false;
for (let i = 0; i < state.notes.length; i++) {
const id = state.notes[i].id;
if (!selectionStarted && (id === selectRangeId1 || id === selectRangeId2)) {
selectionStarted = true;
if (newSelectedNoteIds.indexOf(id) < 0) newSelectedNoteIds.push(id);
continue;
} else if (selectionStarted && (id === selectRangeId1 || id === selectRangeId2)) {
if (newSelectedNoteIds.indexOf(id) < 0) newSelectedNoteIds.push(id);
break;
}
if (selectionStarted && newSelectedNoteIds.indexOf(id) < 0) {
newSelectedNoteIds.push(id);
}
}
newState.selectedNoteIds = newSelectedNoteIds;
}
break;
case 'FOLDER_SELECT':
newState = changeSelectedFolder(state, action, { clearSelectedNoteIds: true });
break;
case 'FOLDER_AND_NOTE_SELECT':
newState = changeSelectedFolder(state, action, { clearNoteHistory: false });
const noteSelectAction = Object.assign({}, action, { type: 'NOTE_SELECT'});
newState = changeSelectedNotes(newState, noteSelectAction, { clearNoteHistory: false });
if (action.historyNoteAction) {
const historyNotes = newState.historyNotes.slice();
if (typeof action.historyNoteAction === 'object') {
historyNotes.push(Object.assign({}, action.historyNoteAction));
} else if (action.historyNoteAction === 'pop') {
historyNotes.pop();
}
newState.historyNotes = historyNotes;
} else {
newState.historyNotes = [];
}
break;
case 'SETTING_UPDATE_ALL':
newState = Object.assign({}, state);
newState.settings = action.settings;
break;
case 'SETTING_UPDATE_ONE':
newState = Object.assign({}, state);
let newSettings = Object.assign({}, state.settings);
newSettings[action.key] = action.value;
newState.settings = newSettings;
break;
// Replace all the notes with the provided array
case 'NOTE_UPDATE_ALL':
newState = Object.assign({}, state);
newState.notes = action.notes;
newState.notesSource = action.notesSource;
break;
// Insert the note into the note list if it's new, or
// update it within the note array if it already exists.
case 'NOTE_UPDATE_ONE':
const modNote = action.note;
const noteIsInFolder = function(note, folderId) {
if (note.is_conflict) return folderId === Folder.conflictFolderId();
if (!('parent_id' in modNote) || note.parent_id == folderId) return true;
return false;
}
let noteFolderHasChanged = false;
let newNotes = state.notes.slice();
var found = false;
for (let i = 0; i < newNotes.length; i++) {
let n = newNotes[i];
if (n.id == modNote.id) {
// Note is still in the same folder
if (noteIsInFolder(modNote, n.parent_id)) {
// Merge the properties that have changed (in modNote) into
// the object we already have.
newNotes[i] = Object.assign({}, newNotes[i]);
for (let n in modNote) {
if (!modNote.hasOwnProperty(n)) continue;
newNotes[i][n] = modNote[n];
}
} else { // Note has moved to a different folder
newNotes.splice(i, 1);
noteFolderHasChanged = true;
}
found = true;
break;
}
}
// Note was not found - if the current folder is the same as the note folder,
// add it to it.
if (!found) {
if (noteIsInFolder(modNote, state.selectedFolderId)) {
newNotes.push(modNote);
}
}
//newNotes = Note.sortNotes(newNotes, state.notesOrder, newState.settings.uncompletedTodosOnTop);
newNotes = Note.sortNotes(newNotes, stateUtils.notesOrder(state.settings), newState.settings.uncompletedTodosOnTop);
newState = Object.assign({}, state);
newState.notes = newNotes;
if (noteFolderHasChanged) {
newState.selectedNoteIds = newNotes.length ? [newNotes[0].id] : [];
}
break;
case 'NOTE_DELETE':
newState = handleItemDelete(state, action);
break;
case 'TAG_DELETE':
newState = handleItemDelete(state, action);
newState.selectedNoteTags = removeItemFromArray(newState.selectedNoteTags.splice(0), 'id', action.id);
break;
case 'FOLDER_UPDATE_ALL':
newState = Object.assign({}, state);
newState.folders = action.items;
break;
case 'FOLDER_SET_COLLAPSED':
newState = folderSetCollapsed(state, action);
break;
case 'FOLDER_TOGGLE':
if (state.collapsedFolderIds.indexOf(action.id) >= 0) {
newState = folderSetCollapsed(state, Object.assign({ collapsed: false }, action));
} else {
newState = folderSetCollapsed(state, Object.assign({ collapsed: true }, action));
}
break;
case 'FOLDER_SET_COLLAPSED_ALL':
newState = Object.assign({}, state);
newState.collapsedFolderIds = action.ids.slice();
break;
case 'TAG_UPDATE_ALL':
newState = Object.assign({}, state);
newState.tags = action.items;
break;
case 'TAG_SELECT':
newState = Object.assign({}, state);
newState.selectedTagId = action.id;
if (!action.id) {
newState.notesParentType = defaultNotesParentType(state, 'Tag');
} else {
newState.notesParentType = 'Tag';
}
break;
case 'TAG_UPDATE_ONE':
newState = updateOneItem(state, action);
newState = updateOneItem(newState, action, 'selectedNoteTags');
break;
case 'NOTE_TAG_REMOVE':
newState = updateOneItem(state, action, 'tags');
let tagRemoved = action.item;
newState.selectedNoteTags = removeItemFromArray(newState.selectedNoteTags.splice(0), 'id', tagRemoved.id);;
break;
case 'FOLDER_UPDATE_ONE':
case 'MASTERKEY_UPDATE_ONE':
newState = updateOneItem(state, action);
break;
case 'FOLDER_DELETE':
newState = handleItemDelete(state, action);
break;
case 'MASTERKEY_UPDATE_ALL':
newState = Object.assign({}, state);
newState.masterKeys = action.items;
break;
case 'MASTERKEY_ADD_NOT_LOADED':
if (state.notLoadedMasterKeys.indexOf(action.id) < 0) {
newState = Object.assign({}, state);
const keys = newState.notLoadedMasterKeys.slice();
keys.push(action.id);
newState.notLoadedMasterKeys = keys;
}
break;
case 'MASTERKEY_REMOVE_NOT_LOADED':
const ids = action.id ? [action.id] : action.ids;
for (let i = 0; i < ids.length; i++) {
const id = ids[i];
const index = state.notLoadedMasterKeys.indexOf(id);
if (index >= 0) {
newState = Object.assign({}, state);
const keys = newState.notLoadedMasterKeys.slice();
keys.splice(index, 1);
newState.notLoadedMasterKeys = keys;
}
}
break;
case 'SYNC_STARTED':
newState = Object.assign({}, state);
newState.syncStarted = true;
break;
case 'SYNC_COMPLETED':
newState = Object.assign({}, state);
newState.syncStarted = false;
break;
case 'SYNC_REPORT_UPDATE':
newState = Object.assign({}, state);
newState.syncReport = action.report;
break;
case 'SEARCH_QUERY':
newState = Object.assign({}, state);
newState.searchQuery = action.query.trim();
break;
case 'SEARCH_ADD':
newState = Object.assign({}, state);
var searches = newState.searches.slice();
searches.push(action.search);
newState.searches = searches;
break;
case 'SEARCH_UPDATE':
newState = Object.assign({}, state);
var searches = newState.searches.slice();
var found = false;
for (let i = 0; i < searches.length; i++) {
if (searches[i].id === action.search.id) {
searches[i] = Object.assign({}, action.search);
found = true;
break;
}
}
if (!found) searches.push(action.search);
if (!action.search.query_pattern) {
newState.notesParentType = defaultNotesParentType(state, 'Search');
} else {
newState.notesParentType = 'Search';
}
newState.searches = searches;
break;
case 'SEARCH_DELETE':
newState = handleItemDelete(state, action);
break;
case 'SEARCH_SELECT':
newState = Object.assign({}, state);
newState.selectedSearchId = action.id;
if (!action.id) {
newState.notesParentType = defaultNotesParentType(state, 'Search');
} else {
newState.notesParentType = 'Search';
}
break;
case 'APP_STATE_SET':
newState = Object.assign({}, state);
newState.appState = action.state;
break;
case 'SYNC_HAS_DISABLED_SYNC_ITEMS':
newState = Object.assign({}, state);
newState.hasDisabledSyncItems = true;
break;
case 'NOTE_SET_NEW_ONE':
newState = Object.assign({}, state);
newState.newNote = action.item;
if (newState.selectedNoteIds.length > 1) {
newState.selectedNoteIds = newState.selectedNoteIds.slice();
newState.selectedNoteIds = [newState.selectedNoteIds[0]];
}
break;
case 'CLIPPER_SERVER_SET':
newState = Object.assign({}, state);
const clipperServer = Object.assign({}, newState.clipperServer);
if ('startState' in action) clipperServer.startState = action.startState;
if ('port' in action) clipperServer.port = action.port;
newState.clipperServer = clipperServer;
break;
case 'DECRYPTION_WORKER_SET':
newState = Object.assign({}, state);
const decryptionWorker = Object.assign({}, newState.decryptionWorker);
for (var n in action) {
if (!action.hasOwnProperty(n) || n === 'type') continue;
decryptionWorker[n] = action[n];
}
newState.decryptionWorker = decryptionWorker;
break;
case 'RESOURCE_FETCHER_SET':
newState = Object.assign({}, state);
const rf = Object.assign({}, action);
delete rf.type;
newState.resourceFetcher = rf;
break;
case 'LOAD_CUSTOM_CSS':
newState = Object.assign({}, state);
newState.customCss = action.css;
break;
case 'SET_NOTE_TAGS':
newState = Object.assign({}, state);
newState.selectedNoteTags = action.items;
break;
case 'PLUGIN_DIALOG_SET':
if (!action.pluginName) throw new Error('action.pluginName not specified');
newState = Object.assign({}, state);
const newPlugins = Object.assign({}, newState.plugins);
const newPlugin = newState.plugins[action.pluginName] ? Object.assign({}, newState.plugins[action.pluginName]) : {};
if ('open' in action) newPlugin.dialogOpen = action.open;
newPlugins[action.pluginName] = newPlugin;
newState.plugins = newPlugins;
break;
}
} catch (error) {
error.message = 'In reducer: ' + error.message + ' Action: ' + JSON.stringify(action);
throw error;
}
if (action.type.indexOf('NOTE_UPDATE') === 0 || action.type.indexOf('FOLDER_UPDATE') === 0 || action.type.indexOf('TAG_UPDATE') === 0) {
newState = Object.assign({}, newState);
newState.hasEncryptedItems = stateHasEncryptedItems(newState);
}
return newState;
}
module.exports = { reducer, defaultState, stateUtils };