import { SaleOrderPreViewApi, SaleOrderApi } from "@/api/order";
import { formatPriceDiv } from "@/common/fotmat";
import Popup from "@/components/popup";
import SearchInput from "@/components/searchInput";
import { Text, Textarea, View } from "@tarojs/components"
import Taro, { useDidShow, useRouter } from "@tarojs/taro";
import classnames from "classnames";
import { useCallback, useEffect, useMemo, useRef, useState } from "react";
import AddressInfo,{AddressInfoParam} from "./components/addressInfo";
import EstimatedAmount from "./components/estimatedAmount";
import KindList from "./components/kindList";
import OrderState from "./components/orderState";
import Remark from "./components/remark";
import styles  from './comfirm.module.scss'
import { getParam } from "@/common/system";
import useLogin from "@/use/useLogin";
import { alert, goLink } from "@/common/common";
import ShipmentMode from "../editOrder/components/shipmentMode";
import SubmitOrderBtn from "./components/submitOrderBtn";
 
 export default () => {
    const {checkLogin} = useLogin()
    
    const [showDesc, setShowDesc] = useState(false)
    //下单信息
    type OrderParams = {address_id?: number, remark?: string, sale_mode?: number, shipment_mode?: number, list?: any[]}
    const [submitOrderData, setSubmitOrderData] = useState<OrderParams>()

    //获取购物车传过来的id
    type orderPreParam = {shopping_cart_product_color_list:{shopping_cart_product_color_id:number}[], sale_mode:number}
    const param = getParam()
    const idsAndSaleModel = useRef<orderPreParam>({shopping_cart_product_color_list:[], sale_mode:0})
    useDidShow(async () => {
        await checkLogin()
        idsAndSaleModel.current.sale_mode =  Number(param?.sale_mode)
        param?.ids?.split('-')?.map(item => {
            return idsAndSaleModel.current.shopping_cart_product_color_list?.push({
                shopping_cart_product_color_id: Number(item)
            })
        })
        getSaleOrderPreView()
        setSubmitOrderData((val) => ({...val, sale_mode:param?.sale_mode}))
    })

    //获取销售预览订单
    type preViewOrderParam = {estimate_amount:number, estimate_weight:number, product_color_list:any[], sale_mode:number, sale_mode_name:string, default_address:AddressInfoParam}
    const [preViewOrder, setPreViewOrder] = useState<preViewOrderParam>() //获取到的原始数据
    const {fetchData} = SaleOrderPreViewApi()
    const getSaleOrderPreView = async () => {
        if(idsAndSaleModel.current.shopping_cart_product_color_list?.length > 0) {
            let res = await fetchData(idsAndSaleModel.current)
            setPreViewOrder(res.data)
        }       
    }

    //监听获取到的数据
    useEffect(() => {
        if(preViewOrder) {
            formatData()
            //当有默认地址时设置默认地址id
            preViewOrder.default_address&&setSubmitOrderData((val) => ({...val, address_id:preViewOrder.default_address.id}))
        }
    }, [preViewOrder])

    //格式化数据格式
    const [formatPreViewOrder, setFormatPreViewOrder] = useState<any>() //格式化后的数据
    const formatData = () => {  
        if(preViewOrder?.product_color_list&&preViewOrder?.product_color_list.length > 0) {
            let dataList = {}
            let num_count = 0 //总数量
            let orderList:{shopping_cart_product_color_id:number}[] = [] //提交订单时的格式
            preViewOrder?.product_color_list.map(item => {
                dataList[item.product_code] =  dataList[item.product_code]||{}
                dataList[item.product_code].product_code = item.product_code
                dataList[item.product_code].product_name = item.product_name
                dataList[item.product_code].sale_mode_name = preViewOrder.sale_mode_name
                dataList[item.product_code].color_list =  dataList[item.product_code]?.color_list||[]
                dataList[item.product_code].color_list.push(item)
                //大货
                if (preViewOrder.sale_mode == 0) num_count += item.roll
                //剪板或散件
                if (preViewOrder.sale_mode == 1 || preViewOrder.sale_mode == 2) num_count += item.length
                orderList.push({shopping_cart_product_color_id:item.id})
            })
            if (preViewOrder.sale_mode == 1 || preViewOrder.sale_mode == 2) num_count = Number(num_count / 100);
            setFormatPreViewOrder({
                estimate_amount: preViewOrder.estimate_amount, //预估金额
                estimate_weight: preViewOrder.estimate_weight,
                sale_mode: preViewOrder.sale_mode,
                sale_mode_name: preViewOrder.sale_mode_name, 
                colo_count: preViewOrder.product_color_list.length, //颜色数量
                num_count: num_count, //总数量
                unit: preViewOrder.sale_mode == 0?'条':'m', //单位
                list: Object.values(dataList)
            })
            setSubmitOrderData({...submitOrderData, list: orderList})
        }
    }
    const formatPreViewOrderMemo = useMemo(() => {
        console.log('formatPreViewOrder::',formatPreViewOrder)
        return formatPreViewOrder
    }, [formatPreViewOrder])

    //格式化初始地址
    const defaultAddress = useMemo(() => {
        const address = preViewOrder?.default_address
        if(address) {
            return  {
                province_name: address.province_name,
                city_name: address.city_name,
                district_name: address.district_name,
                address_detail: address.address_detail,
                id: address.id,
                name: address.name,
                phone: address.phone
            }
        }
        return null
    }, [preViewOrder])

    //获取地址
    const getAddress = (e) => {
        setSubmitOrderData((val) => ({...val, address_id:e.id}))
    }

    const selectShipmentMode = useCallback((value) => {
        setSubmitOrderData((val) => ({...val, shipment_mode:value}))
    }, [])

    //获取备注
    const getRemark = useCallback((e) => {
        setSubmitOrderData((val) => ({...val, remark:e}))
        setShowDesc(() => false)
    }, [])

    //提交按钮是否可用
    const btnStatus = useMemo(() => {
        if(  submitOrderData?.list?.length == 0 || !submitOrderData?.shipment_mode || (submitOrderData?.shipment_mode == 2 && !submitOrderData?.address_id)) {
            return false
        } else {
            return true
        }
    }, [submitOrderData])

    //提交订单
    const {fetchData: saleOrderFetchData} = SaleOrderApi()
    const submitOrderEven =  () => {
        if(!submitOrderData?.address_id) {
            alert.error('请选择地址')
            return false
        }
        if(!submitOrderData?.shipment_mode) {
            alert.error('请选择收货方式')
            return false
        }
        Taro.showModal({
            title: '确定提交？',
            success: async function (res) {
              if (res.confirm) {
                const res = await saleOrderFetchData(submitOrderData)
                if(res.success) {
                    goLink('/pages/order/index',{id: res.data.id})
                } else {
                    alert.none(res.msg)
                }
              } else if (res.cancel) {
                console.log('用户点击取消')
              }
            }
        })
    }
    return (
        <View className={styles.order_main}>
            <ShipmentMode onSelect={selectShipmentMode}/>
            <AddressInfo onSelect={(e) => getAddress(e)} defaultValue={defaultAddress}/>
            <KindList value={formatPreViewOrderMemo}/>
            <View className={styles.order_desc} onClick={() => setShowDesc(true)}>
                <View className={styles.order_desc_con}>订单备注</View>
                {
                    submitOrderData?.remark&&<View className={styles.order_desc_text}>{submitOrderData?.remark}</View>||
                    <View className={styles.order_desc_text_hint}>填写备注</View>
                }
                <View className={classnames(styles.miconfont, 'iconfont icon-a-moreback')}></View>
            </View>
            <View className={styles.submit_order}>
                <View className={styles.submit_order_number}>
                    <SubmitOrderBtn style={{color:'#007AFF'}} number={formatPriceDiv(formatPreViewOrder?.estimate_amount)}/>    
                    <View className={styles.order_number_desc}>{`${formatPreViewOrder?.list.length}种面料，${formatPreViewOrder?.colo_count}种颜色，共${formatPreViewOrder?.num_count + formatPreViewOrder?.unit}`}</View>
                </View>
                <View className={classnames(styles.order_btn, btnStatus&&styles.ok_order_btn)} onClick={() => submitOrderEven()}>提交订单</View>    
            </View>        
            <Popup show={showDesc} showTitle={false} onClose={() => setShowDesc(false)} >
                <Remark onSave={(e) => getRemark(e)}/>
            </Popup>
            <View className="common_safe_area_y"></View>
        </View>
    )
 }