/**
 * 取得電表總計資料 by baja
 * @param {any} devicePath 
 * @param {any} timeType
 * @param {any} callback
 */
function getElectricMeterTotalByBaja(devicePath, timeType, callback) {
    var _result = "";
    var _ss = "";
    var _index = 0;

    require(['baja!'], function (baja) {
        console.log('transform:slot:/' + devicePath + '/History/' + timeType);
        baja.Ord.make('transform:slot:/' + devicePath + '/History/' + timeType).get()
            .then(function (table) {
                return table.cursor({
                    each: function (record) {
                        if (_index == 0)
                            _ss += '{"timestamp":"' + record.get('timestamp') + '", "MP1":' + record.get('MP1') + '"}';
                        else
                            _ss += ',{"timestamp":"' + record.get('timestamp') + '", "MP1":' + record.get('MP1') + '"}';
                        _index++;
                    },
                    after: function () {
                        _result += '{' + '"count": ' + _index + ', "data":[';
                        _result += _ss;
                        _result += ']}';
                        if (typeof callback === 'function') {
                            callback(_result);
                        }
                    },
                    limit: -1,
                    offset: 0
                });
            });
    });
}