yylib-quick-mobile/source/utils/ReduxUtils.js

yylib-quick-mobile

'use strict';

var _require = require('react-redux'),
    _connect = _require.connect;

var isFunction = require('lodash/isFunction');
var assign = require('lodash/assign');

function _mapDispatchToProps(dispatch) {
    return {
        dispatch: dispatch,

        sendAction: function sendAction() {
            dispatch(ReduxUtils.createAction.apply(this, arguments));
        }
    };
}
var ReduxUtils = {
    ACTION_KEY: "__REDUX_SEND_ACTION_DATA__",
    UNKNOW_ACTION_KEY: "__REDUX_SEND_ACTION_UNKNOW__",
    connect: function connect(reactClass, mapStateToProps, mapDispatchToProps) {
        return _connect(mapStateToProps, function (dispatch) {
            var _props = _mapDispatchToProps(dispatch);
            if (isFunction(mapDispatchToProps)) {
                _props = assign(_props, mapDispatchToProps(dispatch));
            }
            return _props;
        })(reactClass);
    },
    createAction: function createAction(key) {
        var actionKey = arguments[0];
        if (!actionKey) {
            console.error('调用sendAction方法，需要将动作指令名称{string}作为第一个参数值');
            return { "type": ReduxUtils.UNKNOW_ACTION_KEY };
        }

        var actionArgs = [];
        for (var i = 1; i < arguments.length; i++) {
            actionArgs.push(arguments[i]);
        }

        var newAction = {};
        newAction.type = ReduxUtils.ACTION_KEY;
        newAction.actionKey = actionKey;
        newAction.actionArgs = actionArgs;
        return newAction;
    },
    listen: function listen(actions) {
        return function () {
            var state = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
            var action = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : { type: type, actionKey: actionKey, actionArgs: [] };

            if (action.type == ReduxUtils.ACTION_KEY) {
                var actionFunc = actions[action.actionKey];
                if (isFunction(actionFunc)) {
                    var callArgs = [state].concat(action.actionArgs);

                    var newState = actionFunc.apply(this, callArgs);

                    return newState == undefined ? state : newState;
                } else {
                    return state;
                }
            } else {
                return state;
            }
        };
    }
};

module.exports = ReduxUtils;