'use strict';

import ReactNative from 'react-native';
import yearActivityService from '../../services/yearActivityService';
import Immutable, {Map} from 'immutable';
const {
	SET_TYPE,
    SET_SIMILAR_PRODUCT_INDEX,

    GET_YEARACTIVITY_PRODUCT_REQUEST,
    GET_YEARACTIVITY_PRODUCT_SUCCESS,
    GET_YEARACTIVITY_PRODUCT_FAILURE,

} = require('../../constants/actionTypes').default;

import parseUtils from '../../utils/parseUtils';



export function setSimilarIndex(rowID) {
    return (dispatch, getState) => {
        dispatch( {
            type: SET_SIMILAR_PRODUCT_INDEX,
            payload: {rowID},
        });
    }
}


export function getYearActivityProductList() {
	return (dispatch, getState) => {
		let {app, yearActivity} = getState();

        if (yearActivity.get('isFetching') || yearActivity.get('endReached')) {
            return;
        }

        let channel = app.channel;
        let page = yearActivity.get('currentPage') + 1;
        let pageSize = yearActivity.get('pageSize');

		dispatch(getYearProductRequest());

		return new yearActivityService(app.host).getYearProductList(channel, pageSize, page)
        .then(json => {
            let payload = parseUtils.parsePageInfoList(json);

            if (payload.currentPage > 1) {
                let oldList = yearActivity.get('list').toJS();
                let newList = [...oldList, ...payload.list];
                payload.list = newList;
            }

            //商品列表是否到末页
            payload.endReached = (payload.list.length == 0) || (payload.currentPage == payload.pageCount);

			dispatch(getYearProductSuccess(payload));
		})
		.catch(error => {
			dispatch(getYearProductFailure());
		});
	};
}


export function getYearProductRequest() {
    return {
        type: GET_YEARACTIVITY_PRODUCT_REQUEST,
    };
}

export function getYearProductSuccess(json) {
    return {
        type: GET_YEARACTIVITY_PRODUCT_SUCCESS,
        payload: json
    }
}

export function getYearProductFailure(error) {
    return {
        type: GET_YEARACTIVITY_PRODUCT_FAILURE,
        payload: error
    }
}