import { Text, View } from "@tarojs/components";
import { memo, useCallback, useEffect, useMemo, useState } from "react";
import AmountShow from "../amountShow";
import classnames from "classnames";
import styles  from './index.module.scss'

import MCheckbox from "@/components/checkbox";
import Popup from "@/components/popup";
import OfflinePay from "../offlinePay";
import ScanPay from "../scanPay";
import { GetOrderPayApi, SubmitOrderPayApi, GetPrepayOrderPayApi, SubmitPrepayOrderPayApi } from "@/api/orderPay";
import { formatPriceDiv } from "@/common/fotmat";
import {alert} from "@/common/common"
import { ORDER_STATUS, PAYMENT_METHOD, SUBSCRIPTION_MESSAGE_SCENE } from "@/common/enum";
import { UseSubscriptionMessage } from "@/use/useCommon";
import { throttle } from "@/common/util";

type Param = {
    show?: true|false,
    onClose?: () => void,
    onSubmitSuccess?: () => void, //支付成功
    orderInfo?: OrderInfo,
}

type OrderInfo = {
    id?: number, //销售单id
    should_collect_order_id?: number, //应付单id
    pre_collect_order_id?: number, //预付单id
    status?: number, //订单状态
    payment_method?: number, //支付方式
    sale_mode?: number, //订单类型 0：大货 1剪板 2散剪
    actual_weight?: number, //实际重量
    estimate_weight?: number, //预估重量
    [val: string]: any
}

type PayStatus = 1|2|3|4|5|null //1:预存款， 2:账期，3：线下汇款， 4：扫码支付, 5:货到付款
export default memo(({show = false, onClose, orderInfo, onSubmitSuccess}:Param) => {

    //支付方式枚举
    const {PaymentMethodPreDeposit, PaymentMethodAccountPeriod, PaymentMethodCashOnDelivery} = PAYMENT_METHOD
    //订单状态枚举
    const {SaleorderstatusWaitingPrePayment} = ORDER_STATUS

    //提交参数
    const [submitData, setSubmitData] = useState<{id:number, payment_method: PayStatus}>({
        id:0,
        payment_method: null
    })

    //线下付款
    const [offlinePayShow, setofflinePayShow] = useState(false)
    const onShowOfflinePay = () => {
        setofflinePayShow(true)
        // onClose?.()
    }

    //扫码支付
    const [scanPayShow, setScanPayShow] = useState(false)
    const onShowScanPay = () => {
        setScanPayShow(true)
        onClose?.()
    }

    //获取支付方式数据
    const [payInfo, setPayInfo] = useState<any>()
    const {fetchData: orderFetchData} = GetOrderPayApi()
    const {fetchData: prepayOrderFetchData} = GetPrepayOrderPayApi()
    const getOrderPay = async () => {
        if(orderInfo&&orderInfo.should_collect_order_id) {
            //有应收单id时用应收单获取数据
            let {data} = await orderFetchData({id: orderInfo?.should_collect_order_id})
            setPayInfo(() => data)
        } else {
            //用预付单id获取支付信息
            let {data} = await prepayOrderFetchData({id: orderInfo?.pre_collect_order_id})
            setPayInfo(() => data)
        }
    }
    useEffect(() => {
        if(show&&orderInfo&&(orderInfo?.should_collect_order_id||orderInfo?.pre_collect_order_id)) {
            let id = orderInfo.should_collect_order_id||orderInfo.pre_collect_order_id
            setSubmitData((val) => ({...val, id:id as number}))
            getOrderPay()
        }
    }, [show, orderInfo]) 

    //预存款选择
    const advanceSelectData = useCallback((val) => {
        setSubmitData((e) => ({...e, payment_method:val}))
    }, [])

    //账期选择
    const periodSelectData = (val) => {
        setSubmitData((e) => ({...e, payment_method:val}))
    }
    
    //订阅消息
    const {ToPay} = SUBSCRIPTION_MESSAGE_SCENE
    const {openSubscriptionMessage} = UseSubscriptionMessage()

    //提交支付
    const {fetchData: submitFetchData} = SubmitOrderPayApi() //应收单提交
    const {fetchData: submitPrepayOrderFetchData} = SubmitPrepayOrderPayApi() //预付单提交
    const submitPay = throttle(async () => {
            if(submitData.payment_method === null) {
                alert.error('请选择支付方式')
                return false
            }
            //账期支付，或预付款并且不是剪板才会订阅
            if((submitData.payment_method == PaymentMethodAccountPeriod.value || orderInfo?.status == SaleorderstatusWaitingPrePayment.value)&& orderInfo?.sale_mode != 1) {
                await openSubscriptionMessage({orderId: orderInfo?.id, scenes: ToPay.value})
            } 
            alert.loading('正在支付')
            let res:any = null
            if(orderInfo?.should_collect_order_id) {
                res = await submitFetchData(submitData)
            } else {
                res = await submitPrepayOrderFetchData(submitData)
            }
            if(res.success) {
                alert.success('支付成功')
                onSubmitSuccess?.()
            } else {
                alert.none(res.msg)
            }
    }, 800)

    //预付款
    const advance_payment = useMemo(() => {
        const price = payInfo?.should_collect_money - payInfo?.amount_paid
        return (
            <View className={styles.payment_list_item_left_price}>{(payInfo?.advance_deposit_balance < price)&&'余额不足，' }剩余 ¥{formatPriceDiv(payInfo?.advance_deposit_balance)}</View>
        )
    }, [payInfo])

     //是否显示七天账期
     const show_account_payment = useMemo(() => {
        //剪板和散剪不显示
        if(orderInfo?.sale_mode != 0) return false
        //支付方式是账期支付,不显示
        if(orderInfo?.payment_method == PaymentMethodAccountPeriod.value) return false
        //支付方式是货到付款,不显示
        if(orderInfo?.payment_method == PaymentMethodCashOnDelivery.value) return false
        //订单状态是预付款,不显示
        if(orderInfo?.status == SaleorderstatusWaitingPrePayment.value) return false
        return true
     }, [orderInfo])

    //账期
    const account_peyment = useMemo(() => {
        const price = payInfo?.should_collect_money - payInfo?.amount_paid
        return (
            <View className={styles.payment_list_item_left_price}>{(payInfo?.account_period_credit_available_line < price)&&'额度不足, '}剩余 ¥{formatPriceDiv(payInfo?.account_period_credit_available_line)}</View>
        )
    }, [payInfo])

    //选择改变
    const changeSelect = () => {
    }

    //在线支付所需数据
    const onlinePayData = useMemo(() => {
        return {...orderInfo, offline_remittance_information: payInfo?.offline_remittance_information}

    }, [orderInfo, payInfo])

    return (
        <View className={styles.payment_main}>
            <Popup show={show} showTitle={false} onClose={onClose} >
                <View className={styles.payment_con}>
                    <View className={classnames('iconfont icon-a-moreback', styles.miconfont_title)} onClick={onClose}></View>
                    <View className={styles.title}>待支付款项</View>
                    <View className={styles.amount}>
                        <AmountShow status={2} number={formatPriceDiv(payInfo?.amount_to_be_paid) as number}/>
                    </View>
                    {(payInfo?.delivery_payment_name)&&<View className={styles.playMode}>已使用{payInfo?.delivery_payment_name}方式付款</View>}
                    <View className={styles.payment_list}>
                        <View className={styles.payment_list_top_border}></View>
                        <View className={styles.payment_list_title}>
                            {/* <Text>向商家发起支付</Text> */}
                            <View className={styles.payment_list_title_price}>
                                <View className={styles.payment_list_title_price_item}>
                                    <Text>订单金额</Text>
                                    <Text>¥{formatPriceDiv(payInfo?.should_collect_money)}</Text>
                                </View>
                                <View className={styles.payment_list_title_price_item}>
                                    <Text>已付金额</Text>
                                    <Text>¥{formatPriceDiv(payInfo?.amount_paid)}</Text>
                                </View>
                            </View>
                        </View>
                        <View className={styles.payment_list_con}>
                            <View className={styles.payment_list_item} onClick={changeSelect}>
                                <View className={styles.payment_list_item_left}>
                                    <View className={styles.payment_list_item_left_name}>
                                        <View className={classnames('iconfont icon-a-tuikuanshouhou', styles.miconfont, styles.advance_payment)}></View>
                                        <View className={styles.payment_list_item_left_text}>预存款</View>
                                    </View>
                                    {advance_payment}
                                </View>
                                <MCheckbox status={submitData.payment_method == PaymentMethodPreDeposit.value} onSelect={() => advanceSelectData(PaymentMethodPreDeposit.value)} onClose={() => advanceSelectData(null)}/>
                            </View>
                            {show_account_payment&&<View className={styles.payment_list_item}>
                                <View className={styles.payment_list_item_left}>
                                    <View className={styles.payment_list_item_left_name}>
                                        <View className={classnames('iconfont icon-xtianzhangqi', styles.miconfont, styles.account_period)}></View>
                                        <View className={styles.payment_list_item_left_text}>{payInfo?.account_period}天账期</View>
                                    </View>
                                    {account_peyment}
                                </View>
                                <MCheckbox  status={submitData.payment_method == PaymentMethodAccountPeriod.value} onSelect={() => periodSelectData(PaymentMethodAccountPeriod.value)} onClose={() => periodSelectData(null)}/>
                            </View>}
                            <View className={styles.payment_list_item} onClick={onShowOfflinePay}>
                                <View className={styles.payment_list_item_left}>
                                    <View className={styles.payment_list_item_left_name}>
                                        <View className={classnames('iconfont icon-xianxiahuikuan', styles.miconfont)}></View>
                                        <View className={styles.payment_list_item_left_text}>线下汇款</View>
                                    </View>
                                </View>
                                <View className={classnames('iconfont icon-a-moreback', styles.miconfont_more)}></View>
                            </View>
                            <View className={styles.payment_list_item} onClick={onShowScanPay}>
                                <View className={styles.payment_list_item_left}>
                                    <View className={styles.payment_list_item_left_name}>
                                        <View className={classnames('iconfont icon-saomazhifu', styles.miconfont)}></View>
                                        <View className={styles.payment_list_item_left_text}>扫码支付</View>
                                    </View>
                                </View>
                                <View className={classnames('iconfont icon-a-moreback', styles.miconfont_more)}></View>
                            </View>
                        </View>
                    </View>
                    <View className={styles.btns} onClick={submitPay}>确认交易</View>
                </View>
            </Popup>
            <OfflinePay show={offlinePayShow} onClose={() => setofflinePayShow(false)} offlineInfo={payInfo?.offline_remittance_information}/>
            <ScanPay orderInfo={onlinePayData} show={scanPayShow} onClose={() => setScanPayShow(false)} />
        </View>
        
    )
})