b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
104 lines
No EOL
2.4 KiB
JavaScript
Executable file
104 lines
No EOL
2.4 KiB
JavaScript
Executable file
(function(define){define(function(require,exports,module){
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'use strict';
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/**
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* Dependencies
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*/
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var events = require('evt');
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/**
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* Exports
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*/
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module.exports = Model;
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function Model(obj) {
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if (!(this instanceof Model)) { return mix(obj, Model.prototype); }
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this.reset(obj, { silent: true });
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this.id = obj.id || obj.key;
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}
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Model.prototype = events({
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/**
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* Returns the value of the given
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* key, or if not key is given a
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* shallow clone of the model is
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* returned.
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*
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* We check `aguments.length` so that
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* when calling `get()` with an unknown
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* key, `undefined` is returned and not
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* the entire model.
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*
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* Example:
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*
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* model.get(); //=> { ... }
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* model.get('undefinedKey'); //=> undefined
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*
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* @param {String} key
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* @return {*}
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* @public
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*/
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get: function(key) {
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var data = this._getData();
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return arguments.length ? data[key] : mix({}, data);
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},
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set: function(key, value, options) {
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options = typeof key === 'object' ? value : options;
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var silent = options && options.silent;
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var data = this._getData();
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var keys;
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switch (typeof key) {
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case 'string':
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data[key] = value;
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if (!silent) {
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this.onKeyChange(key);
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this.emit('change', [key]);
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}
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return;
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case 'object':
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mix(data, key);
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if (!silent) {
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keys = Object.keys(key);
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keys.forEach(this.onKeyChange, this);
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this.emit('change', keys);
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}
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return;
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}
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},
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setter: function(key, value1) {
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return (function(value2) { this.set(key, value1 || value2); }).bind(this);
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},
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reset: function(data, options) {
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if (!data) { return; }
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var silent = options && options.silent;
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var isArray = data instanceof Array;
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this._data = !isArray ? mix({}, data) : data;
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if (!silent) { this.emit('reset'); }
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},
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onKeyChange: function(key) {
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var data = this._getData();
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this.emit('change:' + key, data[key]);
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},
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_getData: function() {
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this._data = this._data || {};
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return this._data;
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}
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});
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function mix(a, b) {
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for (var key in b) { a[key] = b[key]; }
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return a;
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}
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});})((function(n,w){return typeof define=='function'&&define.amd?
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define:typeof module=='object'?function(c){c(require,exports,module);}:function(c){
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var m={exports:{}},r=function(n){return w[n];};w[n]=c(r,m.exports,m)||m.exports;};})('model',this)); |