dotledger/dotledger

DotLedger.module('Views.Accounts', function () {
  this.ListWidget = Backbone.Marionette.CompositeView.extend({
    className: 'panel panel-default',

    template: 'accounts/list_widget',

    initialize: function () {
      this.isDashboard = this.options.isDashboard;
      this.pageTitle = this.options.pageTitle || 'Accounts';
      this.childView = this.options.childView || DotLedger.Views.Accounts.ListItem;
    },

    getChildView: function () {
      return this.childView;
    },

    attachHtml: function (collectionView, childView, index) {
      var listID;
      listID = 'account_group_' + (childView.model.get('account_group_id'));
      collectionView.$('div#' + listID).append(childView.el);
    },

    templateHelpers: function () {
      return {
        hasAccounts: _.bind(function () {
          return this.collection.length > 0;
        }, this),
        showNewAccountButton: _.bind(function () {
          return this.isDashboard;
        }, this),
        showSummary: _.bind(function () {
          return this.isDashboard;
        }, this),
        showShowAllLink: _.bind(function () {
          return this.isDashboard;
        }, this),
        pageTitle: _.bind(function () {
          return this.pageTitle;
        }, this),
        accountGroups: _.bind(function () {
          return this.collection.chain().map(function (account) {
            return [
              account.get('account_group_id'),
              account.get('account_group_name')
            ];
          })
            .object()
            .map(_.bind(function (name, id) {
              var net = this.collection.chain().select(function (account) {
                return account.get('account_group_id') === id * 1;
              }).reduce(function (total, account) {
                return total + parseFloat(account.get('balance'));
              }, 0.0).value();

              return {
                label: name,
                id: 'account_group_' + id,
                net: net
              };
            }, this)).value();
        }, this),
        totalCash: _.bind(function () {
          var balances;
          balances = this.collection.map(function (account) {
            if (account.get('balance') > 0) {
              return account.get('balance');
            } else {
              return 0;
            }
          });
          return _.reduce(balances, function (b, total) {
            return parseFloat(total) + parseFloat(b);
          }, 0);
        }, this),
        totalDebt: _.bind(function () {
          var balances;
          balances = this.collection.map(function (account) {
            if (account.get('balance') < 0) {
              return account.get('balance');
            } else {
              return 0;
            }
          });
          return -_.reduce(balances, function (b, total) {
            return parseFloat(total) + parseFloat(b);
          }, 0);
        }, this)
      };
    }
  });
});