Initial commit

lib/assets/javascripts/builder/data/query-columns-collection.js

@@ -0,0 +1,78 @@
+var Backbone = require('backbone');
+var _ = require('underscore');
+var QueryColumnModel = require('./query-column-model');
+
+module.exports = Backbone.Collection.extend({
+
+  model: function (attrs, opts) {
+    var self = opts.collection;
+    return new QueryColumnModel(attrs, {
+      configModel: self._configModel,
+      tableName: self._tableName
+    });
+  },
+
+  url: function () {
+    if (this._tableName) {
+      var baseUrl = this._configModel.get('base_url');
+      var version = this._configModel.urlVersion('column');
+      return baseUrl + '/api/' + version + '/tables/' + this._tableName + '/columns';
+    }
+
+    return false;
+  },
+
+  initialize: function (models, opts) {
+    if (!opts.configModel) throw new Error('configModel is required');
+    if (!opts.querySchemaModel) throw new Error('querySchemaModel is required');
+
+    this._tableName = opts.tableName;
+    this._querySchemaModel = opts.querySchemaModel;
+    this._configModel = opts.configModel;
+    this._initBinds();
+  },
+
+  _initBinds: function () {
+    this.bind('add remove change:type change:name', function () {
+      this.reset();
+      this._querySchemaModel.set('status', 'unfetched');
+      this._querySchemaModel.fetch();
+    }, this);
+    this._querySchemaModel.bind('change:status', function (mdl, status) {
+      if (status === 'fetched') {
+        this.reset(this._querySchemaModel.columnsCollection.toJSON());
+      }
+    }, this);
+  },
+
+  setTableName: function (name) {
+    if (!name) return;
+
+    if (this._tableName) {
+      this._tableName = name;
+
+      this.each(function (columnModel) {
+        columnModel._tableName = name;
+      });
+    }
+  },
+
+  addColumn: function (opts) {
+    opts = opts || {};
+    this.create(
+      {
+        name: 'column_' + new Date().getTime(),
+        type: 'string',
+        isNew: true
+      },
+      _.extend(
+        opts,
+        {
+          wait: true,
+          parse: false
+        }
+      )
+    );
+  }
+
+});