import React, { Component } from 'react'
import { Flex, WingBlank, WhiteSpace, List, Radio, Toast, Checkbox } from 'antd-mobile'
import { http, getParam, is_weixin, browser } from 'src/utils'
import { OrderItem, HeaderBar } from 'src/common/index'
import { Link } from 'react-router-dom'
import './index.scss'
import { VList } from 'src/common'
import { WithFullSize } from 'src/HOCs'
import classnames from 'classnames'

const RadioItem = Radio.RadioItem

let mockData = []
if (browser.isWeixin) {
    mockData = [
        {value: 1, label: '微信支付', icon: 'iconweixinzhifu'}
    ]
} else {
    mockData = [
        {value: 1, label: '微信支付', icon: 'iconweixinzhifu'},
        {value: 0, label: '支付宝', icon: 'iconalipay'},
    ]
}


class PayOrder extends Component {
    constructor(props) {
        super(props)
        this.state = {
            pay_amount: 0,
            payType: 1,
            stageNumber: 0,
            checkPeriod: false,
            singleMoney: 0,
            periodNumber: 0,
            orderId: getParam('oid'),
            huabei: false,
            fenqiList: [
                {value: 'zhifubao', qishu: '3', lilv: '2.30%', everyMoney: 300, feiyong: 2.3},
                {value: 'weixin', qishu: '6', lilv: '4.50%', everyMoney: 150, feiyong: 4.5},
                {value: 'huabei', qishu: '9', lilv: '7.50%', everyMoney: 100, feiyong: 7.5},
            ],
            categoryList: [],
            agree: false
        }
    }

    onChange = (value) => {
        this.setState({
            payType: value,
            checkPeriod: false,
        })
        if (value === 2) {
            this.setState({
                huabei: true,
            })
        }
    }
    // 确定购买
    pay = () => {
        const {payType, orderId} = this.state
        if(!this.state.agree){
            return
        }
        if (payType === 0) {
            this.alipayPay(orderId)
        } else if (payType === 1) {
            this.weixinPay(orderId)
        }
    }
    // 微信支付
    weixinPay = (orderId) => {
        // 微信内部-支付
        if (is_weixin()) {
            window.location.href = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=wx23dac6775ac82877&redirect_uri=" + encodeURIComponent(window.location.href + "&aa=bb").toLowerCase() + "&response_type=code&scope=snsapi_userinfo&state=STATE#wechat_redirect"
        } else {
            // 微信外部-支付
            http.get(`${API['base-api']}/pay/wxpay/wap_charge/oid/${orderId}`).then((res) => {
                if (res.data.errno === 0) {
                    window.location.href = res.data.data.url + "&redirect_url=" + encodeURIComponent(window.location.href + "&weixinpay=1").toLowerCase()
                } else {
                    Toast.info(res.data.msg, 2)
                }
            })
        }
    }
    // 微信内部支付
    isweixinPay = () => {
        let _this = this
        let weixin_code = getParam('code')
        if (weixin_code) {
            if (getParam('oid') === undefined) {
                return
            } else {
                http.get(`${API['base-api']}/pay/wxpay/pub_charge/oid/${getParam('oid')}/code/${weixin_code}`).then((res) => {
                    if (res.data.errno === 0) {
                        let data = res.data.data

                        function onBridgeReady() {
                            WeixinJSBridge.invoke(
                                'getBrandWCPayRequest', {
                                    appId: data.appId,                //公众号名称，由商户传入
                                    timeStamp: data.timeStamp,        //时间戳，自1970年以来的秒数
                                    nonceStr: data.nonceStr,          //随机串
                                    package: data.package,
                                    signType: data.signType,          //微信签名方式：
                                    paySign: data.paySign             //微信签名
                                },
                                function (res) {
                                    if (res.err_msg == "get_brand_wcpay_request:ok") {
                                        Toast.info('支付成功', 2)
                                        _this.intervalPayStatus = setInterval(function () {
                                            http.get(`${API['base-api']}/m/orderState/oid/${getParam('oid')}`).then(res => {
                                                if (res.data.errno === 401) {
                                                    clearInterval(_this.intervalPayStatus)
                                                    _this.intervalPayStatus = null
                                                    _this.props.history.replace(`/expand/callback?order_id=${getParam('oid')}`)
                                                }
                                            })
                                        }, 1000)
                                    } else {
                                        alert('支付失败')
                                    }
                                }
                            )
                        }

                        if (typeof WeixinJSBridge == "undefined") {
                            if (document.addEventListener) {
                                document.addEventListener('WeixinJSBridgeReady', onBridgeReady, false)
                            } else if (document.attachEvent) {
                                document.attachEvent('WeixinJSBridgeReady', onBridgeReady)
                                document.attachEvent('onWeixinJSBridgeReady', onBridgeReady)
                            }
                        } else {
                            onBridgeReady()
                        }
                    } else {
                        Toast.info(res.data.msg, 2)
                    }
                })
            }
        }
    }
    // 支付完成之后获取状态
    payCallback = () => {
        const _this = this
        // 支付回调
        // 定时器轮训获取订单状态
        _this.intervalPayStatus = setInterval(function () {
            http.get(`${API['base-api']}/m/orderState/oid/${getParam('oid')}`).then(res => {
                if (res.data.errno === 401) {
                    clearInterval(_this.intervalPayStatus)
                    _this.intervalPayStatus = null
                    window.location.href = '/expand/callback?order_id=' + getParam('oid')
                }
            })
        }, 1000)
    }

    onBridgeReady1 = (data) => {
        let _this = this
        data = data || _this.BridgeData

        WeixinJSBridge.invoke(
            'getBrandWCPayRequest', {
                "appId": "wx23dac6775ac82877",                //公众号名称，由商户传入
                "timeStamp": data.timeStamp,        //时间戳，自1970年以来的秒数
                "nonceStr": data.nonceStr,          //随机串
                "package": data.package,
                "signType": data.signType,          //微信签名方式：
                "paySign": data.paySign             //微信签名
            },
            function (res) {
                if (res.err_msg == "get_brand_wcpay_request:ok") {
                    Toast.info('支付成功', 2)
                    _this.payCallback()
                } else {
                    alert('支付失败')
                }
            }
        )
    }
    // 支付宝支付
    alipayPay = (orderId) => {
        http.get(`${API['base-api']}/pay/alipay/wap_charge_new/oid/${orderId}`).then((res) => {
            if (res.data.errno === 0) {
                this.payCallback()
                window.location = res.data.data.url
            } else {
                Toast.info(res.data.msg, 2)
            }
        })
    }

    componentDidMount() {

        if (getParam('weixinpay')) {
            this.payCallback()
        }

        if (browser.isWeixin) {
            this.isweixinPay(getParam('oid'))
        }


        http.post(`${API["base-api"]}/m/deposit/detail`, {
            order_id: this.state.orderId
        }).then(res => {
            const {data} = res
            if (data.errno == 200) {
                this.setState({
                    categoryList: [data.data.course_info],
                    salePrice: data.data.course_info.sale_price
                })
            } else {
                Toast.info(data.msg)
            }
        })

    }

    changeAgreement = () => {
        this.setState((prevState) => ({agree: !prevState.agree}))
    }

    render() {
        const {
            orderId,
            salePrice,
            payType,
            checkPeriod,
            singleMoney,
            periodNumber,
            categoryList,
            agree
        } = this.state
        return (
            <div className='pay-order'>
                <HeaderBar title='确认支付' arrow={true}></HeaderBar>
                <WhiteSpace size='sm'></WhiteSpace>
                <div className='order-number'>
                    <WingBlank>
                        <Flex justify='between' align='center' style={{height: '44px'}}>
                            <span>订单号</span>
                            <span className='number'>{orderId}</span>
                        </Flex>
                    </WingBlank>
                </div>
                <WhiteSpace size='md'></WhiteSpace>
                {
                    categoryList.map((item, index) => {
                        const Info = (
                            <div className="order-info">
                                <p className='order-title text-overflow-one'>
                                    <Link to={`/detail?id=${item.course_id}`}>{item.course_title}</Link>
                                </p>
                                <p className='order-content text-overflow-2'>{item.simpledescription}</p>
                                <p className='order-des'>
                                    <span className='order-newprice'>¥{item.sale_price}</span>
                                    <span className={'price-des'}>（预付定金）</span>
                                </p>
                            </div>
                        )
                        return (
                            <VList key={index} img={item.image_name}
                                   id={item.course_id}
                                   info={Info}></VList>
                        )
                    })
                }
                <WhiteSpace size='md'></WhiteSpace>
                <div className='order-number'>
                    <WingBlank>
                        <Flex justify='between' align='center' style={{height: '44px'}}>
                            <span>支付金额</span>
                            <span className='money'>{`￥${salePrice}`}</span>
                        </Flex>
                    </WingBlank>
                </div>

                <WhiteSpace size='md'></WhiteSpace>
                <List renderHeader={() => '支付方式'} className='pay-type-list'>
                    {mockData.map(i => (
                        <RadioItem
                            thumb={<i className={`iconfont ${i.icon} ${payType === i.value ? 'checked' : ''}`}></i>}
                            key={i.value}
                            checked={payType === i.value}
                            onChange={() => this.onChange(i.value)}>
                            {
                                i.value === 2 ? (
                                    <Flex direction='column' align='start' style={{width: '100%', marginTop: '6px'}}>
                                        <Flex direction='row' justify='between'
                                              style={{width: '100%', paddingRight: '30px'}}>
                                            <span style={{color: '#555555', fontSize: '14px'}}>{i.label}</span>
                                            {
                                                checkPeriod ? (
                                                    <span style={{
                                                        color: '#333333',
                                                        fontSize: '12px'
                                                    }}>{`${singleMoney}元 × ${periodNumber}期`}</span>
                                                ) : null
                                            }
                                        </Flex>
                                        <Flex justify='start'>
                                            <span style={{color: '#999999', fontSize: '12px'}}>支付上限受限于您的花呗额度</span>
                                        </Flex>
                                    </Flex>
                                ) : (i.label)
                            }
                        </RadioItem>
                    ))}
                </List>
                <Flex>
                    <Flex.Item className={'agreement'}>
                        <Checkbox.AgreeItem onChange={this.changeAgreement}>
                            我已同意定金不退
                        </Checkbox.AgreeItem>
                    </Flex.Item>
                </Flex>
                {/*<div className='pay-tip'>请在15分钟内完成支付，否则届时系统将关闭该订单。</div>*/}

                <div className={classnames(['pay-button', !agree && 'invalid'])} onClick={this.pay}>确认支付</div>
            </div>
        )
    }
}

export default WithFullSize(PayOrder)
