import { View } from '@tarojs/components'
import Taro, { useDidShow, usePullDownRefresh, useRouter } from '@tarojs/taro'
import type { ReactNode } from 'react'
import React, { memo, useCallback, useEffect, useMemo, useRef, useState } from 'react'
import classnames from 'classnames'
import styles from './index.module.scss'
import AddressDetailBox from './components/addressDetailBox'
import GoodsItem from './components/GoodsItem'
import Remark from '@/components/textareaEnhance'
import Popup from '@/components/popup'
import { debounce } from '@/common/util'
import {
  MpSaleOrder,
  MpSaleOrderPut,
  MpsaleOrderaddProductList,
  MpsaleOrdersubmit,
} from '@/api/order'
import { alert, goLink } from '@/common/common'
import { formatDateTime, formatHashTag, formatPriceDiv, formatRemoveHashTag, formatWeightDiv } from '@/common/format'
import { MpPurchaserAddressList } from '@/api/addressList'

// 卡片盒子元素
interface Obs {
  title?: string
  modeName?: string
  showMode?: boolean
  children?: ReactNode
  clickNode?: () => void
}

const DefaultBox = (props: Obs) => {
  const {
    title = '标题',
    modeName = '大货',
    showMode = false,
    children,
    clickNode,
  } = props

  return (
    <View className={styles.defaltBox}>
      <View className={styles.titleBox}>
        <View className={styles.title}>{title}</View>
        {
          showMode && <View className={styles.modeName} onClick={() => clickNode?.()}>{modeName}</View>
        }
      </View>
      <View className={styles.modeLine}></View>
      {children}
    </View>
  )
}
const DefaultBoxWithMemo = memo(DefaultBox)

const OrderDetails = () => {
  const router = useRouter()
  const addrssRef = useRef<any>([])
  const pages = Taro.getCurrentPages()
  const currPage = pages[pages.length - 1] // 获取当前页面
  const { fetchData: addressFetch } = MpPurchaserAddressList()
  let selectId = -1

  // 收货方法,1:自提，2物流
  const [receivingStatus, setReceivingStatus] = useState<any>(null)
  // 切换自提或者物流
  const onReceivingStatus = debounce(async(e, value) => {
    e.stopPropagation()
    if (receivingStatus === value) {
      alert.error('不能选择相同的方式')
      return false
    }
    Taro.showLoading({
      title: '请稍等...',
      mask: true,
    })
    // 判断是否有默认地址
    if (value === 2 && addrssRef.current.length > 0 && !currPage.data?.addressObj) {
      setInfoObj(val => ({
        ...val,
        province_name: addrssRef.current[0]?.province_name,
        address_id: addrssRef.current[0]?.id,
        city_name: addrssRef.current[0]?.city_name,
        address_detail: addrssRef.current[0]?.address_detail,
        district_name: addrssRef.current[0]?.district_name,
        target_user_name: addrssRef.current[0]?.name,
        purchaser_phone: addrssRef.current[0]?.phone,
      }))
    }
    // 没有默认地址提示进去选择地址
    if (value === 2 && !addrssRef.current.length && !infoObj?.address_id) {
      alert.error('请选择地址')
    }
    setReceivingStatus(value)
    Taro.hideLoading()
  }, 300)

  // 获取客户地址
  // 获取地址
  const getAddress = async(id) => {
    const result = await addressFetch({ purchaser_id: id })
    addrssRef.current = result?.data?.list.filter((item) => { return item.is_default })
  }

  const { fetchData: infoFetch } = MpSaleOrder()
  const [infoObj, setInfoObj] = useState<any>({})
  const [goodList, setgoodList] = useState<any>([])
  // 获取订单详情
  const getDetail = async() => {
    Taro.showLoading({
      title: '加载中...',
      mask: true,
    })
    const res = await infoFetch({ id: router.params.orderId })
    setInfoObj(res.data)
    res.data.product_list.forEach((item) => {
      item.product_colors.map((it) => {
        it.nums = res.data?.sale_mode == 0 ? it.roll : it.length / 100
        return it
      })
    })
    setgoodList([...res.data.product_list])
    orderMsg.map((it) => {
      if (it.leftTitle === '订单编号：') {
        it.rightTitle = res.data.order_no
      }
      if (it.leftTitle === '创建时间：') {
        it.rightTitle = formatDateTime(res.data.create_time)
      }
      if (it.leftTitle === '发货时间：') {
        it.rightTitle = formatDateTime(res.data.delivery_time)
      }
      if (it.leftTitle === '业务员：') {
        it.rightTitle = res.data.sale_user_name
      }
    })
    setOrderMsg([...orderMsg])
    setReceivingStatus(res.data.shipment_mode)
    // 小程序提供的api，通知页面停止下拉刷新效果
    Taro.stopPullDownRefresh()
    Taro.hideLoading()
    getAddress(res.data?.purchaser_id)
  }

  // 订单信息文字数组
  const [orderMsg, setOrderMsg] = useState<any[]>([
    {
      leftTitle: '订单编号：',
      rightTitle: '------',
      showBtn: true,
    },
    {
      leftTitle: '创建时间：',
      rightTitle: '------',
    },
    {
      leftTitle: '发货时间：',
      rightTitle: '------',
    },
    {
      leftTitle: '业务员：',
      rightTitle: '------',
    },
  ])

  // 备注操作
  const [showDesc, setShowDesc] = useState(false)
  const { fetchData: remarkFetch } = MpSaleOrderPut()
  const getRemark = async() => {
    const res = await remarkFetch({ remark: infoObj.remark, id: Number(router.params.orderId) })
    if (res.msg === 'success') {
      Taro.showToast({
        title: '成功',
        icon: 'success',
      })
      setShowDesc(false)
      getDetail()
    }
  }

  useEffect(() => {
    getDetail()
  }, [])

  // 面料修改获取金额列表接口
  const { fetchData: editFetch } = MpsaleOrderaddProductList()

  useDidShow(() => {
    //   getDetail()
    const pages = Taro.getCurrentPages()
    const currPage = pages[pages.length - 1] // 获取当前页面
    // 获取选择回来的地址
    if (currPage.data?.addressObj) {
      setInfoObj(val => ({
        ...val,
        province_name: currPage.data?.addressObj?.province_name ? currPage.data?.addressObj?.province_name : '',
        address_id: currPage.data?.addressObj?.id ? currPage.data?.addressObj?.id : '',
        city_name: currPage.data?.addressObj?.city_name ? currPage.data?.addressObj?.city_name : '',
        address_detail: currPage.data?.addressObj?.address_detail ? currPage.data?.addressObj?.address_detail : '',
        district_name: currPage.data?.addressObj?.district_name ? currPage.data?.addressObj?.district_name : '',
        target_user_name: currPage.data?.addressObj?.name ? currPage.data?.addressObj?.name : '',
        purchaser_phone: currPage.data?.addressObj?.phone ? currPage.data?.addressObj?.phone : '',
      }))
    }

    selectId = currPage.data?.addressObj?.id
    const obj = currPage?.data?.ids?.filter((item) => { return item == selectId })
    if (currPage?.data?.ids && obj.length === 0 && infoObj?.address_id == 0) {
      setInfoObj(val => ({
        ...val,
        province_name: '',
        address_id: '',
        city_name: '',
        address_detail: '',
        district_name: '',
        target_user_name: '',
        purchaser_phone: '',
      }))
    }
    if (!currPage.data?.addressObj && infoObj?.address_id == 0) {
      setReceivingStatus(1)
    }
    else {
      setReceivingStatus(2)
    }
    // 获取选择回来的商品
    if (currPage.data?.selectGoodsList && currPage.data?.selectGoodsList.length > 0) {
      for (let i = 0; i < currPage.data?.selectGoodsList.length; i++) {
        let flag = true
        for (let j = 0; j < goodList.length; j++) {
          if (goodList[j].id === currPage.data?.selectGoodsList[i].id) {
            flag = false
            goodList[j].product_colors.push(...currPage.data?.selectGoodsList[i].product_colors)
          }
        }
        if (flag) { goodList.push(currPage.data?.selectGoodsList[i]) }
      }
      handEditMoney(1)
    }
  })

  const goodsObjRef = useRef<any>()
  useEffect(() => {
    goodsObjRef.current = goodList
  }, [goodList])

  // 面料修改或者添加获取实时金额
  const handEditMoney = async(toastEnum) => {
    let toastMsg = ''
    if (toastEnum == 1) {
      toastMsg = '添加商品成功'
    }
    else {
      toastMsg = '修改商品成功'
    }
    Taro.showLoading({
      title: '请稍等...',
    })
    const arr: any = []
    goodsObjRef.current.forEach((ec) => {
      ec.product_colors.forEach((v) => {
        const colorsArr: any[] = []
        colorsArr.push({
          product_color_id: v.id,
          length: infoObj?.sale_mode == 0 ? 0 : Number(v.nums) * 100,
          roll: infoObj?.sale_mode != 0 ? 0 : Number(v.nums),
          sale_price: v.sale_price,
        })
        arr.push({
          product_id: ec.id,
          sale_mode: Number(infoObj?.sale_mode),
          color_list: colorsArr,
        })
      })
    })
    // 合并相同的数据
    const idArray: any[] = []
    const newAarray: any[] = []

    arr.forEach((ele, i) => {
      if (!idArray.includes(ele.product_id)) {
        newAarray.push({
          product_id: ele.product_id,
          name: ele.name,
          sale_mode: Number(infoObj?.sale_mode),
          color_list: ele.color_list,
        })

        idArray.push(ele.product_id)
      }
      else {
        newAarray.map((dom, k) => {
          if (dom.product_id == ele.product_id) {
            dom.color_list = [...ele.color_list, ...dom.color_list]
          }
        })
      }
    })

    const res = await editFetch({ add_product_list_param: newAarray, sale_order_id: infoObj?.id })
    if (res.data) {
      Taro.hideLoading()
      Taro.showToast({
        title: toastMsg,
        icon: 'none',
      })
      goodList.map((item) => {
        res.data.list?.map((v) => {
          if (item.id == v.id) {
            item.product_colors?.forEach((edg) => {
              v.product_colors?.forEach((ac) => {
                if (edg.id == ac.id) {
                  edg.total_sale_price = ac.total_sale_price
                }
              })
            })
          }
        })
        return item
      })
      setgoodList([...goodList])
    }
    else {
      Taro.hideLoading()
    }
  }

  // 页面下拉刷新
  usePullDownRefresh(() => {
    getDetail()
  })

  // 选择地址
  const handSelect = (obj) => {
    Taro.navigateTo({
      url: `/pages/addressManager/index?orderId=${-100}&purchaser_id=${obj.purchaser_id}`,
    })
  }

  // 是否显示按钮
  const showBtn = useMemo(() => {
    if ((infoObj.status === 8 || infoObj.status === 9 || infoObj.status === 4 || infoObj.status === 5 || infoObj.status === 11 || infoObj.status === 3)) {
      return false
    }
    else {
      return true
    }
  }, [infoObj])

  const showWhatFont = useMemo(() => {
    if (infoObj.shipment_mode === 1) {
      return '自提商品'
    }
    else {
      return '物流'
    }
  }, [infoObj])

  const onChange = (e) => {
    setInfoObj(val => ({ ...val, remark: e }))
  }

  useEffect(() => {
    setInfoObj(infoObj)
  }, [infoObj])

  const showRemarkFont = useMemo(() => {
    if (infoObj.status === 10 || infoObj.status == 0 || infoObj.status == 1 || infoObj.status == 2 || infoObj.status == 7) {
      return `${'填写/修改备注'} >`
    }
    else {
      return ''
    }
  }, [infoObj])

  // 待接单、配布中、已配布状态时，叫预估金额，其他状态叫合计金额。
  const payFont = useMemo(() => {
    if (infoObj?.status === 0 || infoObj?.status === 1 || infoObj?.status === 2) {
      return '预估金额'
    }
    else {
      return '合计金额'
    }
  }, [infoObj])

  // 复制功能
  const clipboardData = () => {
    Taro.setClipboardData({
      data: infoObj?.order_no || '',
      success(res) {
        Taro.showToast({
          icon: 'none',
          title: '复制成功',
        })
      },
    })
  }

  // 判断是否整数类型
  function isInteger(obj) {
    return (obj | 0) === obj
  }

  // 删除面料的ids数组
  const [deleteProductIds, setdeleteProductIds] = useState<any[]>([])

  // 删除商品弹窗
  const handCancelToast = (item) => {
    // const deletIds: any[] = []
    for (let i = 0; i < goodList?.length; i++) {
      if (goodList.length === 1 && goodList[i].product_colors?.length === 1) {
        return Taro.showToast({
          icon: 'none',
          title: '至少保留一个面料',
        })
      }
    }
    Taro.showModal({
      content: '删除所选商品？',
      async success(res) {
        if (res.confirm) {
          // 删除某项商品
          goodList.forEach((edg) => {
            edg?.product_colors.map((it, index) => {
              if (item.id == it.id) {
                deleteProductIds.push(item.id)
                edg?.product_colors.splice(index, 1)
              }
              return it
            })
            return edg
          })
          // 子商品没有了大商品也删除
          goodList.forEach((edg, index) => {
            if (!edg?.product_colors.length) {
              goodList.splice(index, 1)
            }
          })
          setgoodList([...goodList])
          setdeleteProductIds([...deleteProductIds])
        }
        else if (res.cancel) {
          console.log('用户点击取消')
        }
      },
    })
  }

  // 输入框减
  const clickReduce = useCallback((item) => {
    goodList.forEach((edg) => {
      edg?.product_colors.map((it) => {
        if (item.id == it.id) {
          if (infoObj?.sale_mode == 0 && item.nums == 1) {
            return handCancelToast(item)
          }
          if (infoObj?.sale_mode == 1 && item.nums == 0.3) {
            return handCancelToast(item)
          }
          if (infoObj?.sale_mode == 2 && item.nums == 3) {
            return handCancelToast(item)
          }
          if (isInteger(item.nums)) {
            it.nums--
            handEditMoney(2)
          }
          else {
            it.nums = Math.trunc(item.nums)
            handEditMoney(2)
          }
        }
        return it
      })
      return edg
    })
    setgoodList([...goodList])
    // if ((infoObj?.sale_mode == 0 && item.nums > 1) || (infoObj?.sale_mode == 1 && item.nums > 0.3) || (infoObj?.sale_mode == 2 && item.nums > 3)) {
    //   handEditMoney(2)
    // }
  }, [goodList])

  // 输入框加
  const handPlus = useCallback((item) => {
    goodList.forEach((edg) => {
      edg?.product_colors.map((it) => {
        if (item.id == it.id) {
          if (isInteger(item.nums)) {
            item.nums++
          }
          else {
            item.nums++
            item.nums = Math.trunc(item.nums)
          }
        }
        return it
      })
      return edg
    })
    setgoodList([...goodList])
    handEditMoney(2)
  }, [goodList])

  // 输入框监听
  const onBlur = useCallback((e, item) => {
    goodList.forEach((edg) => {
      edg?.product_colors.map((it) => {
        if (it.id == item.id) {
          if (infoObj.sale_mode == 0 && (e.detail.value == '' || Number(e.detail.value) == 0)) {
            it.nums = 1
          }
          else if (infoObj.sale_mode == 0 && (e.detail.value != '' || Number(e.detail.value) > 0)) {
            it.nums = Number(e.detail.value)
          }

          if (infoObj.sale_mode == 1 && Number(e.detail.value) < 0.3) {
            it.nums = 0.3
          }
          else if (infoObj.sale_mode == 1 && Number(e.detail.value) >= 0.3) {
            if (isInteger(Number(e.detail.value))) {
              it.nums = Number(e.detail.value)
            }
            else {
              it.nums = Number(e.detail.value).toFixed(2)
            }
          }

          if (infoObj.sale_mode == 2 && Number(e.detail.value) < 3) {
            it.nums = 3
          }
          else if (infoObj.sale_mode == 2 && Number(e.detail.value) >= 3) {
            if (isInteger(Number(e.detail.value))) {
              it.nums = Number(e.detail.value)
            }
            else {
              it.nums = Number(e.detail.value).toFixed(2)
            }
          }
        }
        return it
      })
      return edg
    })
    setgoodList([...goodList])
    handEditMoney(2)
  }, [goodList])

  // 添加面料
  const navTo = () => {
    const arr = JSON.stringify(goodList).replace(/%/g, '%25')
    Taro.navigateTo({
      url: `/pages/addFabric/index?goodList=${arr}&purchaser_id=${infoObj?.purchaser_id}&sale_mode=${infoObj?.sale_mode}`,
    })
  }

  const { fetchData: submitFetch } = MpsaleOrdersubmit()
  // 提交修改
  const handSubmit = () => {
    if ((infoObj?.address_id == 0 || !infoObj?.address_id) && receivingStatus == 2) {
      return Taro.showToast(
        {
          title: '请选择收货地址',
          icon: 'error',
        },
      )
    }
    const quertArr: any[] = []

    goodList.forEach((item) => {
      item.product_colors?.forEach((edc) => {
        quertArr.push({
          length: infoObj?.sale_mode != 0 ? edc.nums * 100 : 0,
          product_color_id: edc.id,
          product_id: item.id,
          roll: infoObj?.sale_mode == 0 ? edc.nums : 0,
          // sale_order_detail_id: edc.sale_order_detail_id ? edc.sale_order_detail_id : 0,
        })
      })
    })

    const query = {
      address_id: infoObj?.address_id,
      commodity_list: quertArr,
      delete_detail_list: filterArr(deleteProductIds),
      remark: infoObj?.remark,
      sale_order_id: infoObj?.id,
      shipment_mode: receivingStatus,
    }
    console.log(query, 'quertArrquertArr')
    Taro.showModal({
      content: '是否确认提交修改',
      async success(res) {
        if (res.confirm) {
          Taro.showLoading({
            title: '加载中...',
          })
          const res = await submitFetch(query)
          if (res.data) {
            Taro.hideLoading()
            Taro.redirectTo({
              url: `/pages/orderDetails/index?id=${res.data.id}`,
            })
          }
          else {
            Taro.showToast({
              title: res.data.msg,
              icon: 'none',
            })
            Taro.hideLoading()
          }
        }
        else if (res.cancel) {
          console.log('用户点击取消')
        }
      },
    })
  }

  // 数组去重
  const filterArr = (arr) => {
    const newArr: any[] = []
    // 控制外循环
    for (let i = 0; i < arr.length; i++) {
      for (let j = i + 1; j < arr.length; j++) {
        if (arr[i] == arr[j]) {
          arr[j] = 0
        }
      }
      // 去除值为0的
      if (arr[i] == 0) {
        continue
      }
      else {
        // 放入新的数组
        newArr.push(arr[i])
      }
    }
    return newArr
  }

  // 计算预估金额
  const totalMoney = useMemo(() => {
    const arr: any = []
    goodList.forEach((item) => {
      item.product_colors.forEach((it) => {
        arr.push(Number(it.total_sale_price))
      })
    })
    const hate = sum(arr)
    return hate
  }, [goodList])

  // 计算总面料
  const totalProduct = useMemo(() => {
    const arr: any = []
    goodList.forEach((item) => {
      arr.push(item)
    })
    return arr.length
  }, [goodList])

  // 计算总颜色
  const totalColors = useMemo(() => {
    const arr: any = []
    goodList.forEach((item) => {
      item.product_colors.forEach((it) => {
        arr.push(it)
      })
    })
    return arr.length
  }, [goodList])

  // 计算总颜色数量
  const totalColorsNums = useMemo(() => {
    const arr: any = []
    goodList.forEach((item) => {
      item.product_colors.forEach((it) => {
        arr.push(Number(it.nums))
      })
    })
    const hate = sum(arr)
    return hate
  }, [goodList])

  function sum(arr) {
    let s = 0
    for (let i = arr.length - 1; i >= 0; i--) {
      s += arr[i]
    }
    return s
  }

  return (
    <View className={styles.mainBox}>
      <AddressDetailBox
        showBtn={showBtn}
        showWhatFont={showWhatFont}
        navSelect={obj => handSelect(obj)}
        obj={infoObj}
        receivingStatus={receivingStatus}
        onReceivingStatus={(e, value) => onReceivingStatus(e, value)}
      ></AddressDetailBox>
      <DefaultBox
        showMode
        title="客户信息"
        modeName={infoObj.sale_mode_name}
      >
        <View className={styles.pussBox}>
          <View className={styles.pussName}>{infoObj.purchaser_name}</View>
          <View className={styles.pussPhone}>{infoObj.purchaser_phone}</View>
        </View>
      </DefaultBox>
      <View className={styles.addBtn} onClick={() => navTo()}>添加面料</View>
      <View className={styles.total}> {totalProduct} 种面料，{totalColors} 个颜色，共 {totalColorsNums} {infoObj.sale_mode === 0 ? '条' : 'm'}</View>
      <View className={styles.productBox}>
        <GoodsItem
          list={goodList}
          obj={infoObj}
          clickReduce={it => clickReduce(it)}
          handPlus={it => handPlus(it)}
          onBlur={(e, it) => onBlur(e, it)}
          modeFont={infoObj?.sale_mode}
        ></GoodsItem>
        <View className={styles.flexMoney}>
          <View className={styles.flexTotalBox}>
            <View className={styles.totalFont}>{payFont}</View>
          </View>
          <View className={styles.shoudPay}>¥{formatPriceDiv(totalMoney)}</View>
        </View>
        {/* <View className={styles.flexMoney}>
          <View className={styles.flexTotalBox}>
            <View className={styles.totalFont}>实付金额</View>
          </View>
          <View className={styles.shoudPay}>¥{formatPriceDiv(infoObj.actual_amount)}</View>
        </View> */}
        {
          infoObj?.wait_pay_amount < 0 && <View className={styles.flexMoney}>
            <View className={styles.flexTotalBox}>
              <View className={styles.totalFont}>{infoObj?.wait_pay_amount?.toString().indexOf('-') !== -1 ? '退款金额' : '待付金额'}</View>
            </View>
            <View className={styles.shoudPay}>¥{formatPriceDiv(infoObj.wait_pay_amount)}</View>
          </View>
        }
        {
          infoObj?.wait_pay_amount > 0 && <View className={styles.flexMoney}>
            <View className={styles.flexTotalBox}>
              <View className={styles.totalFont}>{infoObj?.wait_pay_amount?.toString().indexOf('-') !== -1 ? '退款金额' : '待付金额'}</View>
            </View>
            <View className={styles.shoudPay}>¥{formatPriceDiv(infoObj.wait_pay_amount)}</View>
          </View>
        }

      </View>
      <DefaultBox title="订单信息">
        {
          orderMsg.map((item, index) => {
            return (
              <View className={styles.detailBox} key={index}>
                <View className={styles.detailFont}>
                  {item.leftTitle}
                </View>
                <View className={styles.detailRightFlex}>
                  <View className={styles.detailRight}>{item.rightTitle}</View>
                  {item.showBtn && <View className={styles.detailBtn} onClick={() => clipboardData()}>复制</View>}
                </View>

              </View>
            )
          })
        }

      </DefaultBox>
      <DefaultBox title="备注信息" showMode modeName={showRemarkFont} clickNode={() => setShowDesc(showRemarkFont != '')}>
        <View className={styles.remarkFont}>{infoObj.remark === '' ? '暂无' : infoObj.remark}</View>
      </DefaultBox>

      <Popup show={showDesc} title="填写/编辑备注" showTitle onClose={() => setShowDesc(false)}>
        <View style={{ margin: '24rpx' }}>
          <Remark
            //  onSave={(e) => getRemark(e)}
            onChange={e => onChange(e)}
            defaultValue={infoObj.remark}
          />
          <View className={styles.order_save_address} onClick={() => getRemark()}>保存</View>
        </View>

      </Popup>
      <View className={styles.safeBottom}></View>
      <View className={styles.bottomBox}>
        <View className={styles.bottomBtn} onClick={() => handSubmit()}>提交修改</View>
      </View>
    </View >
  )
}
export default OrderDetails
