'use strict';

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

    GET_BIRTH_PRODUCT_REQUEST,
    GET_BIRTH_PRODUCT_SUCCESS,
    GET_BIRTH_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 getBirthProductList() {
	return (dispatch, getState) => {
		let {app, birth} = getState();

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

        let userLevel = app.userLevel;
        let page = birth.get('currentPage') + 1;

		dispatch(getBirthProductRequest());

		return new BirthService(app.host).getBirthProductList(userLevel, page)
        .then(json => {
            let payload = parseUtils.parsePageInfoList(json);

            if (payload.currentPage > 1) {
                let oldList = birth.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(getBirthProductSuccess(payload));
		})
		.catch(error => {
			dispatch(getBirthProductFailure());
		});
	};
}


export function getBirthProductRequest() {
    return {
        type: GET_BIRTH_PRODUCT_REQUEST,
    };
}

export function getBirthProductSuccess(json) {
    return {
        type: GET_BIRTH_PRODUCT_SUCCESS,
        payload: json
    }
}

export function getBirthProductFailure(error) {
    return {
        type: GET_BIRTH_PRODUCT_FAILURE,
        payload: error
    }
}