<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>JSDoc: Source: entities/branch.js</title> <script src="scripts/prettify/prettify.js"> </script> <script src="scripts/prettify/lang-css.js"> </script> <!--[if lt IE 9]> <script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script> <![endif]--> <link type="text/css" rel="stylesheet" href="styles/prettify-tomorrow.css"> <link type="text/css" rel="stylesheet" href="styles/jsdoc-default.css"> </head> <body> <div id="main"> <h1 class="page-title">Source: entities/branch.js</h1> <section> <article> <pre class="prettyprint source linenums"><code>"use strict"; const Entity = require('./entity'); const dateUtils = require('../services/date_utils'); const sql = require('../services/sql'); /** * Branch represents note's placement in the tree - it's essentially pair of noteId and parentNoteId. * Each note can have multiple (at least one) branches, meaning it can be placed into multiple places in the tree. * * @property {string} branchId - primary key, immutable * @property {string} noteId - immutable * @property {string} parentNoteId - immutable * @property {int} notePosition * @property {string} prefix * @property {boolean} isExpanded * @property {boolean} isDeleted * @property {string|null} deleteId - ID identifying delete transaction * @property {string} utcDateModified * @property {string} utcDateCreated * * @extends Entity */ class Branch extends Entity { static get entityName() { return "branches"; } static get primaryKeyName() { return "branchId"; } // notePosition is not part of hash because it would produce a lot of updates in case of reordering static get hashedProperties() { return ["branchId", "noteId", "parentNoteId", "isDeleted", "deleteId", "prefix"]; } /** @returns {Note|null} */ getNote() { return this.repository.getNote(this.noteId); } /** @returns {Note|null} */ getParentNote() { return this.repository.getNote(this.parentNoteId); } beforeSaving() { if (this.notePosition === undefined || this.notePosition === null) { const maxNotePos = sql.getValue('SELECT MAX(notePosition) FROM branches WHERE parentNoteId = ? AND isDeleted = 0', [this.parentNoteId]); this.notePosition = maxNotePos === null ? 0 : maxNotePos + 10; } if (!this.isExpanded) { this.isExpanded = false; } if (!this.isDeleted) { this.isDeleted = false; } if (!this.utcDateCreated) { this.utcDateCreated = dateUtils.utcNowDateTime(); } super.beforeSaving(); this.utcDateModified = dateUtils.utcNowDateTime(); } createClone(parentNoteId, notePosition) { return new Branch({ noteId: this.noteId, parentNoteId: parentNoteId, notePosition: notePosition, prefix: this.prefix, isExpanded: this.isExpanded, isDeleted: false, utcDateCreated: this.utcDateCreated, utcDateModified: this.utcDateModified }); } } module.exports = Branch; </code></pre> </article> </section> </div> <nav> <h2><a href="index.html">Home</a></h2><h3>Modules</h3><ul><li><a href="module-sql.html">sql</a></li></ul><h3>Classes</h3><ul><li><a href="ApiToken.html">ApiToken</a></li><li><a href="Attribute.html">Attribute</a></li><li><a href="BackendScriptApi.html">BackendScriptApi</a></li><li><a href="Branch.html">Branch</a></li><li><a href="Entity.html">Entity</a></li><li><a href="Note.html">Note</a></li><li><a href="NoteRevision.html">NoteRevision</a></li><li><a href="Option.html">Option</a></li><li><a href="RecentNote.html">RecentNote</a></li></ul><h3><a href="global.html">Global</a></h3> </nav> <br class="clear"> <footer> Documentation generated by <a href="https://github.com/jsdoc/jsdoc">JSDoc 3.6.6</a> </footer> <script> prettyPrint(); </script> <script src="scripts/linenumber.js"> </script> </body> </html>