PerformanceTests/DoYouEvenBench/resources/todomvc/dependency-examples/flight/app/js/data/stats.js

   1 /*global define */
   2 'use strict';
   3
   4 define([
   5     'flight/lib/component',
   6     '../store'
   7 ], function (defineComponent, dataStore) {
   8     function stats() {
   9         this.defaultAttrs({
  10             dataStore: dataStore
  11         });
  12
  13         this.recount = function () {
  14             var todos = this.attr.dataStore.all();
  15             var all = todos.length;
  16             var remaining = todos.reduce(function (memo, each) {
  17                 return memo += each.completed ? 0 : 1;
  18             }, 0);
  19
  20             this.trigger('dataStatsCounted', {
  21                 all: all,
  22                 remaining: remaining,
  23                 completed: all - remaining,
  24                 filter: localStorage.getItem('filter') || ''
  25             });
  26         };
  27
  28         this.after('initialize', function () {
  29             this.on(document, 'dataTodosLoaded', this.recount);
  30             this.on(document, 'dataTodoAdded', this.recount);
  31             this.on(document, 'dataTodoRemoved', this.recount);
  32             this.on(document, 'dataTodoToggled', this.recount);
  33             this.on(document, 'dataClearedCompleted', this.recount);
  34             this.on(document, 'dataTodoToggledAll', this.recount);
  35         });
  36     }
  37
  38     return defineComponent(stats);
  39 });