gun-flint/dist/Mixin/ResultStreamMixin.js

Micro-framework for building Gun adapters

'use strict';

Object.defineProperty(exports, "__esModule", {
    value: true
});

var _getPrototypeOf = require('babel-runtime/core-js/object/get-prototype-of');

var _getPrototypeOf2 = _interopRequireDefault(_getPrototypeOf);

var _classCallCheck2 = require('babel-runtime/helpers/classCallCheck');

var _classCallCheck3 = _interopRequireDefault(_classCallCheck2);

var _createClass2 = require('babel-runtime/helpers/createClass');

var _createClass3 = _interopRequireDefault(_createClass2);

var _possibleConstructorReturn2 = require('babel-runtime/helpers/possibleConstructorReturn');

var _possibleConstructorReturn3 = _interopRequireDefault(_possibleConstructorReturn2);

var _inherits2 = require('babel-runtime/helpers/inherits');

var _inherits3 = _interopRequireDefault(_inherits2);

var _baseMixin = require('./base-mixin');

var _baseMixin2 = _interopRequireDefault(_baseMixin);

var _events = require('events');

var _events2 = _interopRequireDefault(_events);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var EVENTS = {
    RESULT: 0,
    DONE: 1,
    ERR: 2
};

var ResultStream = function (_EventEmitter) {
    (0, _inherits3.default)(ResultStream, _EventEmitter);

    function ResultStream(done) {
        (0, _classCallCheck3.default)(this, ResultStream);

        var _this = (0, _possibleConstructorReturn3.default)(this, (ResultStream.__proto__ || (0, _getPrototypeOf2.default)(ResultStream)).call(this));

        _this.done = done;

        _this.EVENTS = EVENTS;

        _this.on(EVENTS.RESULT, _this.in.bind(_this)).on(EVENTS.DONE, _this.done.bind(_this)).on(EVENTS.ERROR, _this.err.bind(_this));
        return _this;
    }

    (0, _createClass3.default)(ResultStream, [{
        key: 'in',
        value: function _in(result) {
            this.done(null, result);
        }
    }, {
        key: 'done',
        value: function done(err, results) {
            this.done(err, results);
        }
    }, {
        key: 'err',
        value: function err(_err) {
            this.done(_err);
        }
    }]);
    return ResultStream;
}(_events2.default);

var ResultStreamMixin = function (_BaseMixin) {
    (0, _inherits3.default)(ResultStreamMixin, _BaseMixin);

    function ResultStreamMixin(context) {
        (0, _classCallCheck3.default)(this, ResultStreamMixin);
        return (0, _possibleConstructorReturn3.default)(this, (ResultStreamMixin.__proto__ || (0, _getPrototypeOf2.default)(ResultStreamMixin)).call(this, context, ['_get']));
    }

    /**
     * @param {string}   key - A gun request context.
     * @param {function} done - Call when results received
     * @param {function} next - Next method in Adapter/Mixin chain
     * @returns {void}
     */


    (0, _createClass3.default)(ResultStreamMixin, [{
        key: '_get',
        value: function _get(key, field, done, next) {
            var stream = new ResultStream(done);
            next(key, field, stream);
        }
    }]);
    return ResultStreamMixin;
}(_baseMixin2.default);

exports.default = ResultStreamMixin;