ppx/lib/provider.js

ppx flux redux react

'use strict';

exports.__esModule = true;
exports.default = undefined;

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

var _class, _temp; /**
                    * Created by tianwu on 2017/3/17.
                    */

var _store2 = require('./store');

var _store3 = _interopRequireDefault(_store2);

var _react = require('react');

var _react2 = _interopRequireDefault(_react);

var _propTypes = require('prop-types');

var _propTypes2 = _interopRequireDefault(_propTypes);

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

function _objectWithoutProperties(obj, keys) { var target = {}; for (var i in obj) { if (keys.indexOf(i) >= 0) continue; if (!Object.prototype.hasOwnProperty.call(obj, i)) continue; target[i] = obj[i]; } return target; }

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

/**
 * 目前只包了react版本
 */
var Provider = (_temp = _class = function (_React$Component) {
    _inherits(Provider, _React$Component);

    function Provider(props, context) {
        _classCallCheck(this, Provider);

        var _this = _possibleConstructorReturn(this, _React$Component.call(this, props, context));

        var models = props.models,
            force = props.force;

        if (models) {
            _this.models = models instanceof Array ? models : [models];
            _this.namespace = _store3.default.model(_this.models, force);
        }
        _this.subscribe();
        _this.state = _this.filterState();
        return _this;
    }

    Provider.prototype.getChildContext = function getChildContext() {
        var dispatch = _store3.default.dispatch;

        return {
            dispatch: dispatch.bind(_store3.default)
        };
    };

    Provider.prototype.filterState = function filterState() {
        var _store = _store3.default._store;

        var filterStore = _extends({}, _store);
        if (this.namespace) {
            this.namespace.map(function (modelKey) {
                if (_store[modelKey]) {
                    filterStore[modelKey] = _store[modelKey];
                }
            });
        }
        // 过滤state;
        var state = {};
        for (var i in filterStore) {
            state[i] = filterStore[i].state;
        }
        return state;
    };

    /**
     * 监听store 变化
     */


    Provider.prototype.subscribe = function subscribe() {
        var _this2 = this;

        this.unSubscribe = _store3.default.subscribe(function (action, data) {
            if (_this2.namespace) {
                // 只对关注的models监听
                var _action$type$split = action.type.split('/'),
                    namespace = _action$type$split[0],
                    reduce = _action$type$split[1];

                if (_this2.namespace.indexOf(namespace) > -1) {
                    _this2.setState(data);
                }
                return;
            }
            // 空关注全监听
            if (data) {
                _this2.setState(data);
            }
        });
    };

    Provider.prototype.componentWillUnmount = function componentWillUnmount() {
        this.unSubscribe();
    };

    Provider.prototype.render = function render() {
        var _props = this.props,
            children = _props.children,
            others = _objectWithoutProperties(_props, ['children']);

        var state = _objectWithoutProperties(this.state, []);

        var dispatch = _store3.default.dispatch;

        return _react2.default.cloneElement(children, _extends({}, others, { dispatch: dispatch.bind(_store3.default) }, state));
    };

    return Provider;
}(_react2.default.Component), _class.childContextTypes = {
    dispatch: _propTypes2.default.func
}, _temp);
exports.default = Provider;
module.exports = exports['default'];