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joplin/ReactNativeClient/lib/models/folder.js

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const { BaseModel } = require('lib/base-model.js');
const { Log } = require('lib/log.js');
const { promiseChain } = require('lib/promise-utils.js');
const { time } = require('lib/time-utils.js');
const { Note } = require('lib/models/note.js');
const { Setting } = require('lib/models/setting.js');
const { Database } = require('lib/database.js');
const { _ } = require('lib/locale.js');
const moment = require('moment');
const { BaseItem } = require('lib/models/base-item.js');
const lodash = require('lodash');
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class Folder extends BaseItem {
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static tableName() {
return 'folders';
}
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static async serialize(folder) {
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let fieldNames = this.fieldNames();
fieldNames.push('type_');
lodash.pull(fieldNames, 'parent_id');
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return super.serialize(folder, 'folder', fieldNames);
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}
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static modelType() {
return BaseModel.TYPE_FOLDER;
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}
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static newFolder() {
return {
id: null,
title: '',
}
}
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static async findUniqueFolderTitle(title) {
let counter = 1;
let titleToTry = title;
while (true) {
const folder = await this.loadByField('title', titleToTry);
if (!folder) return titleToTry;
titleToTry = title + ' (' + counter + ')';
counter++;
if (counter >= 100) titleToTry = title + ' (' + ((new Date()).getTime()) + ')';
if (counter >= 1000) throw new Error('Cannot find unique title');
}
}
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static noteIds(parentId) {
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return this.db().selectAll('SELECT id FROM notes WHERE is_conflict = 0 AND parent_id = ?', [parentId]).then((rows) => {
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let output = [];
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for (let i = 0; i < rows.length; i++) {
let row = rows[i];
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output.push(row.id);
}
return output;
});
}
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static async noteCount(parentId) {
let r = await this.db().selectOne('SELECT count(*) as total FROM notes WHERE is_conflict = 0 AND parent_id = ?', [parentId]);
return r ? r.total : 0;
}
static markNotesAsConflict(parentId) {
let query = Database.updateQuery('notes', { is_conflict: 1 }, { parent_id: parentId });
return this.db().exec(query);
}
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static async delete(folderId, options = null) {
if (!options) options = {};
if (!('deleteChildren' in options)) options.deleteChildren = true;
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let folder = await Folder.load(folderId);
if (!folder) return; // noop
if (options.deleteChildren) {
let noteIds = await Folder.noteIds(folderId);
for (let i = 0; i < noteIds.length; i++) {
await Note.delete(noteIds[i]);
}
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}
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await super.delete(folderId, options);
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this.dispatch({
type: 'FOLDER_DELETE',
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id: folderId,
});
}
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static conflictFolderTitle() {
return _('Conflicts');
}
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static conflictFolderId() {
return 'c04f1c7c04f1c7c04f1c7c04f1c7c04f';
}
static conflictFolder() {
return {
type_: this.TYPE_FOLDER,
id: this.conflictFolderId(),
title: this.conflictFolderTitle(),
updated_time: time.unixMs(),
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user_updated_time: time.unixMs(),
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};
}
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static async all(options = null) {
let output = await super.all(options);
if (options && options.includeConflictFolder) {
let conflictCount = await Note.conflictedCount();
if (conflictCount) output.push(this.conflictFolder());
}
return output;
}
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static load(id) {
if (id == this.conflictFolderId()) return this.conflictFolder();
return super.load(id);
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}
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static defaultFolder() {
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return this.modelSelectOne('SELECT * FROM folders ORDER BY created_time DESC LIMIT 1');
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}
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// These "duplicateCheck" and "reservedTitleCheck" should only be done when a user is
// manually creating a folder. They shouldn't be done for example when the folders
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// are being synced to avoid any strange side-effects. Technically it's possible to
// have folders and notes with duplicate titles (or no title), or with reserved words.
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static async save(o, options = null) {
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if (!options) options = {};
if (options.userSideValidation === true) {
if (!('duplicateCheck' in options)) options.duplicateCheck = true;
if (!('reservedTitleCheck' in options)) options.reservedTitleCheck = true;
if (!('stripLeftSlashes' in options)) options.stripLeftSlashes = true;
}
if (options.stripLeftSlashes === true && o.title) {
while (o.title.length && (o.title[0] == '/' || o.title[0] == "\\")) {
o.title = o.title.substr(1);
}
}
if (options.duplicateCheck === true && o.title) {
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let existingFolder = await Folder.loadByTitle(o.title);
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if (existingFolder && existingFolder.id != o.id) throw new Error(_('A notebook with this title already exists: "%s"', o.title));
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}
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if (options.reservedTitleCheck === true && o.title) {
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if (o.title == Folder.conflictFolderTitle()) throw new Error(_('Notebooks cannot be named "%s", which is a reserved title.', o.title));
}
return super.save(o, options).then((folder) => {
this.dispatch({
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type: 'FOLDER_UPDATE_ONE',
folder: folder,
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});
return folder;
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});
}
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}
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module.exports = { Folder };