/*

YUI 3.10.3 (build 2fb5187)

Copyright 2013 Yahoo! Inc. All rights reserved.

Licensed under the BSD License.

http://yuilibrary.com/license/

*/

YUI.add('datasource-jsonschema', function (Y, NAME) {

/**

 * Extends DataSource with schema-parsing on JSON data.

 *

 * @module datasource

 * @submodule datasource-jsonschema

 */

/**

 * Adds schema-parsing to the DataSource Utility.

 * @class DataSourceJSONSchema

 * @extends Plugin.Base

 */    

var DataSourceJSONSchema = function() {

    DataSourceJSONSchema.superclass.constructor.apply(this, arguments);

};

Y.mix(DataSourceJSONSchema, {

    /**

     * The namespace for the plugin. This will be the property on the host which

     * references the plugin instance.

     *

     * @property NS

     * @type String

     * @static

     * @final

     * @value "schema"

     */

    NS: "schema",

    /**

     * Class name.

     *

     * @property NAME

     * @type String

     * @static

     * @final

     * @value "dataSourceJSONSchema"

     */

    NAME: "dataSourceJSONSchema",

    /////////////////////////////////////////////////////////////////////////////

    //

    // DataSourceJSONSchema Attributes

    //

    /////////////////////////////////////////////////////////////////////////////

    ATTRS: {

        schema: {

            //value: {}

        }

    }

});

Y.extend(DataSourceJSONSchema, Y.Plugin.Base, {

    /**

    * Internal init() handler.

    *

    * @method initializer

    * @param config {Object} Config object.

    * @private

    */

    initializer: function(config) {

        this.doBefore("_defDataFn", this._beforeDefDataFn);

    },

    /**

     * Parses raw data into a normalized response. To accommodate XHR responses,

     * will first look for data in data.responseText. Otherwise will just work

     * with data.

     *

     * @method _beforeDefDataFn

     * @param tId {Number} Unique transaction ID.

     * @param request {Object} The request.

     * @param callback {Object} The callback object with the following properties:

     *     <dl>

     *         <dt>success (Function)</dt> <dd>Success handler.</dd>

     *         <dt>failure (Function)</dt> <dd>Failure handler.</dd>

     *     </dl>

     * @param data {Object} Raw data.

     * @protected

     */

    _beforeDefDataFn: function(e) {

        var data = e.data && (e.data.responseText || e.data),

            schema = this.get('schema'),

            payload = e.details[0];

        payload.response = Y.DataSchema.JSON.apply.call(this, schema, data) || {

            meta: {},

            results: data

        };

        this.get("host").fire("response", payload);

        return new Y.Do.Halt("DataSourceJSONSchema plugin halted _defDataFn");

    }

});

Y.namespace('Plugin').DataSourceJSONSchema = DataSourceJSONSchema;

}, '3.10.3', {"requires": ["datasource-local", "plugin", "dataschema-json"]});