Initial commit

lib/assets/javascripts/builder/deep-insights-integration/overlays-integration.js

@@ -0,0 +1,32 @@
+var checkAndBuildOpts = require('builder/helpers/required-opts');
+
+var REQUIRED_OPTS = [
+  'diDashboardHelpers',
+  'overlayDefinitionsCollection'
+];
+
+/**
+ *  Only manage **OVERLAYS** actions between Deep-Insights (CARTO.js) and Builder
+ *
+ */
+
+module.exports = {
+
+  track: function (options) {
+    checkAndBuildOpts(options, REQUIRED_OPTS, this);
+
+    this._overlayDefinitionsCollection.on('add', this._onOverlayDefinitionAdded, this);
+    this._overlayDefinitionsCollection.on('remove', this._onOverlayDefinitionRemoved, this);
+    return this;
+  },
+
+  _onOverlayDefinitionAdded: function (mdl) {
+    this._diDashboardHelpers.getOverlays().add(mdl.toJSON());
+  },
+
+  _onOverlayDefinitionRemoved: function (mdl) {
+    var collection = this._diDashboardHelpers.getOverlays();
+    var overlay = collection.findWhere({ type: mdl.get('type') });
+    overlay && collection.remove(overlay);
+  }
+};