'use strict';

import React, { Component } from 'react';
import Immutable, {List, Record} from 'immutable';

import StockStats from '../components/StockStats'

import {
    StyleSheet,
    View,
    Text,
    ListView,
    Dimensions,
    Platform,
} from 'react-native';

import {bindActionCreators} from 'redux';
import {connect} from 'react-redux';

import {Map} from 'immutable';

import * as stockStatsActions from '../reducers/stockStats/stockStatsActions';

const actions = [
    stockStatsActions,
];


function mapStateToProps(state) {
    return {
        ...state
    }
};

function mapDispatchToProps(dispatch) {

    const creators = Map()
            .merge(...actions)
            .filter(value => typeof value === 'function')
            .toObject();

    return {
        actions: bindActionCreators(creators, dispatch),
        dispatch
    };
}

export default class StockStatsContainer extends Component {

	constructor(props) {
		super(props);
		this._requestData = this._requestData.bind(this);
	}

	componentDidMount() {
        this._requestData();
	}

	_requestData() {
        let params = {
            page: this.props.stockStats.currentPage + 1,
            size: 12,
            brandId: this.props.home.get('brandId'),
        };
        this.props.actions.requestData(params);
	}

	render() {

        let date = new Date();
        let section1 = date.getFullYear() + '年' + (date.getMonth() + 1) + '月' + date.getDate() + '日';
        let section2 = [
            {
                top: '库存总数',
                bottom: `${this.props.stockStats.sum}`,
            },
            {
                top: '库存总金额(元)',
                bottom: `${this.props.stockStats.totalAmount}`,
            }
        ];
        let dataBlob = {
            'SECTION_TIME': [{section1}],
            'SECTION_HEADER': [{section2}],
			'SECTION_CONTENT': this.props.stockStats.jsonData,
        }
        let mapBlob = Immutable.fromJS(dataBlob);
        let end = this.props.stockStats.currentPage >= this.props.stockStats.pageCount;

		return (
            <View style={styles.container}>
                <StockStats
                    section={mapBlob}
                    requestData={this._requestData}
                    isFetching={this.props.stockStats.isFetching}
                    hideLoadingFooter={this.props.stockStats.currentPage<1}
                    reachEnd={end}
                />
            </View>
		);
	}
}

let {width, height} = Dimensions.get('window');
let navbarHeight = (Platform.OS === 'android') ? 50 : 64;

let styles = StyleSheet.create({
    container: {
        top: navbarHeight,
        height: height - navbarHeight,
    },

});

export default connect(mapStateToProps, mapDispatchToProps)(StockStatsContainer);