Initial commit

lib/assets/javascripts/dashboard/components/app-platforms-legends.js

@@ -0,0 +1,29 @@
+const Backbone = require('backbone');
+const CoreView = require('backbone/core-view');
+
+module.exports = CoreView.extend({
+  events: {
+    'change .js-appPlatformsLegendOption': '_changePlatformValue'
+  },
+
+  initialize: function (options) {
+    this.model = new Backbone.Model({
+      value: ''
+    });
+
+    this._initBinds();
+  },
+
+  _initBinds: function () {
+    this.listenTo(this.model, 'change:value', this._changeIdPlatformLegends);
+  },
+
+  _changePlatformValue: function (ev) {
+    this.model.set('value', ev.target.value);
+  },
+
+  _changeIdPlatformLegends: function () {
+    const legend = this.options.appPlatforms[this.model.get('value')]['legend'];
+    this.$('.js-appPlatformsLegend').html(legend);
+  }
+});