321 lines
13 KiB
TypeScript
321 lines
13 KiB
TypeScript
import {Image, ScrollView, View } from "@tarojs/components"
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import Popup from "@/components/popup"
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import classnames from "classnames";
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import MCheckbox from "@/components/checkbox";
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import LoadingCard from "@/components/loadingCard";
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import InfiniteScroll from "@/components/infiniteScroll";
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import styles from "./index.module.scss"
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import { useCallback, useEffect, useMemo, useRef, useState } from "react";
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import Taro from "@tarojs/taro";
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import { alert, goLink } from "@/common/common";
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import {GetShoppingCartApi, DelShoppingCartApi, UpdateShoppingCartApi} from "@/api/shopCart"
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import { formatHashTag, formatImgUrl, formatPriceDiv } from "@/common/fotmat";
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import { setParam } from "@/common/system";
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import { debounce } from "@/common/util";
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import Counter from "../counter";
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type param = {
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show?: true|false,
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onClose?: () => void
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}
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export default ({show = false, onClose}: param) => {
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const selectList = [
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{value:0, title:'大货', unit:'条', eunit:'kg', step:1, digits:0, minNum:1, maxNum:100000, defaultNum:1},
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{value:1,title:'剪板', unit:'米', eunit:'m', step:1, digits:2, minNum:0.5, maxNum:9.99, defaultNum:1},
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{value:2,title:'散剪', unit:'米', eunit:'kg', step:1, digits:2, minNum:5, maxNum:100000, defaultNum:10},
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]
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const [selectIndex, setSelectIndex] = useState(0)
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const selectProduct = (index:number) => {
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setSelectIndex(index)
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}
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useEffect(() => {
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resetList()
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setSelectStatus(true)
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}, [selectIndex])
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//重置勾选数据
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const resetList = () => {
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list?.map(item => {
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if(selectIndex == item.sale_mode || selectIndex == -1) {
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item.select = true
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} else {
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item.select = false
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}
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})
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setList([...list])
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}
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//获取数据
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const [list, setList] = useState<any[]>([])
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const [loading, setLoading] = useState(false)
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const {fetchData} = GetShoppingCartApi()
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const getShoppingCart = async () => {
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const {data} = await fetchData()
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let color_list = data.color_list||[]
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initList(color_list)
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setList(color_list)
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setLoading(false)
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}
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//初始化全部数据
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const initList = (color_list) => {
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color_list?.map(item => {
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if(selectIndex == item.sale_mode) item.select = true
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item.count = formatCount(item)
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})
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}
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//显示是展示数据
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useEffect(() => {
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if(!show) {
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setList([])
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setSelectIndex(0)
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} else {
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setLoading(true)
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getShoppingCart()
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}
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}, [show])
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useEffect(() => {
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return () => {
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setList([])
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}
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}, [])
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const [showPopup, setShowPopup] = useState(false)
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useEffect(() => {
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setShowPopup(show)
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}, [show])
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//全选反选
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const [selectStatus, setSelectStatus] = useState(false)
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const selectAll = () => {
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list.map(item => {
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if(selectIndex == item.sale_mode || selectIndex == -1)
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item.select = !selectStatus
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})
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setSelectStatus(!selectStatus)
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setList([...list])
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}
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//checkbox选中回调
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const selectCallBack = (item) => {
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item.select = true
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checkSelect()
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setList([...list])
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}
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//checkbox选中判断是否全部选中，全部选中后是全选，否则反选
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const checkSelect = () => {
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let list_count = 0
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let select_count = 0
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list?.map(item => {
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if(selectIndex == -1 || selectIndex == item.sale_mode) {
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list_count ++
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if(item.select) select_count++
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}
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})
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setSelectStatus(select_count == list_count)
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}
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//checkbox关闭回调
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const colseCallBack = (item) => {
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item.select = false
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checkSelect()
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setList([...list])
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}
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//popup关闭
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const closePopup = () => {
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onClose?.()
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setShowPopup(false)
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}
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//删除购物车内容
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const {fetchData:delShopFetchData} = DelShoppingCartApi()
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const delSelect = () => {
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getSelectId()
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if(selectIds.current.length <= 0) return alert.none('请选择要删除的面料!')
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Taro.showModal({
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content: '删除所选商品？',
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success: async function (res) {
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if (res.confirm) {
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const res = await delShopFetchData({id:selectIds.current})
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if(res.success) {
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getShoppingCart()
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Taro.showToast({
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title: '成功',
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icon: 'success',
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})
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} else {
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Taro.showToast({
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title: res.msg,
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icon: 'none',
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})
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}
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} else if (res.cancel) {
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console.log('用户点击取消')
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}
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}
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})
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}
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//获取面料选中的id
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const selectIds = useRef<number[]>([])
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const getSelectId = () => {
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selectIds.current = []
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list?.map(item => {
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if(selectIndex == -1 || selectIndex == item.sale_mode) {
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item.select&&selectIds.current.push(item.id)
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}
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})
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}
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//格式化金额
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const formatPirce = useCallback((price) => {
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return Number(formatPriceDiv(price))
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}, [])
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//格式化数量
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const formatCount = useCallback((item) => {
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console.log('item:::',item)
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return item.sale_mode == 0? item.roll : (item.length/100)
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}, [])
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//格式化单位
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const formatUnit = useCallback((item) => {
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return item.sale_mode == 0? '条':'米'
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}, [])
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//预估金额和总条数
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const estimatePrice = useMemo(() => {
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let estimate_amount = 0
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let product_list = new Set() //面料
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let color_count = 0 //颜色数量
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let all_count = 0 //总数量
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list.map(item => {
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if(item.select) {
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estimate_amount += item.estimate_amount
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product_list.add(item.product_id)
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color_count++
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all_count += item.sale_mode == 0?item.roll: (item.length)
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}
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})
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let all_count_text = selectIndex == 0?all_count + '条': (all_count/100) + '米'
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return {price: Number(formatPriceDiv(estimate_amount)).toFixed(2), countText: `已选${product_list.size}种面料，${color_count}个颜色，共${all_count_text}`, color_count}
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},[list])
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//去结算
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const orderDetail = debounce(() => {
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getSelectId()
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if(selectIds.current.length == 0) {
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alert.error('请选择面料')
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} else {
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let ids = selectIds.current.join('-')
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setParam({ids, sale_mode:selectIndex}) //临时存储
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closePopup()
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goLink('/pages/order/comfirm')
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}
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}, 500)
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//计数组件-当后端修改完成才修改前端显示
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const {fetchData: fetchDataUpdateShoppingCart} = UpdateShoppingCartApi()
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const [UpdateShoppingCartLoading, setUpdateShoppingCartLoading] = useState(false)
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const getInputValue = debounce(async (num, item) => {
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let roll = item.sale_mode == 0?parseFloat(num):0
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let length = item.sale_mode != 0?(parseFloat(num)*100):0
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setUpdateShoppingCartLoading(() => true)
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let res = await fetchDataUpdateShoppingCart({id: item.id, roll, length})
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setUpdateShoppingCartLoading(() => false)
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if(res.success) {
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getShoppingCart()
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}
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}, 300)
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return (
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<View className={styles.shop_cart_main}>
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<Popup showTitle={false} show={showPopup} onClose={() => closePopup()} >
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<View className={styles.popup_con}>
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<View className={styles.header}>
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<View onClick={selectAll}>{!selectStatus?'全选':'反选'}</View>
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<View onClick={delSelect}>
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<text className={classnames('iconfont', 'icon-shanchu', styles.miconfont)}></text>
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删除所选
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</View>
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</View>
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<View className={styles.count_all}>{estimatePrice.countText}</View>
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<View className={styles.search}>
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{selectList.map((item) => {
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return <View key={item.value} onClick={() => selectProduct(item.value)} className={classnames(styles.search_item, (selectIndex==item.value)&&styles.search_item_select)}>{item.title}</View>
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})}
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</View>
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<View className={styles.con}>
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{loading&&<LoadingCard/>}
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{!loading&&list?.length > 0&&<InfiniteScroll moreStatus={false} >
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<View className={styles.product_list}>
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{list?.map((item, index) => {
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return <View key={index} className={classnames(styles.product_item, (selectIndex!=-1&&selectIndex!= item.sale_mode)&&styles.no_product_item_select)}>
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<View className={styles.checkbox}>
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<MCheckbox disabled={selectIndex!=-1&&selectIndex!=item.sale_mode} status={item.select} onSelect={() => selectCallBack(item)} onClose={() => colseCallBack(item)}/>
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</View>
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<View className={styles.img}>
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<Image mode="aspectFill" src={formatImgUrl(item.texture_url)}/>
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</View>
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<View className={styles.des}>
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<View className={styles.title}>{formatHashTag(item.product_code, item.product_name)}</View>
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<View className={styles.subtitle}>{item.product_color_code +' ' + item.product_color_name}</View>
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<View className={styles.tag}>{item.sale_mode_name}</View>
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</View>
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<View className={styles.count}>
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<View className={styles.price}><text>￥</text>{formatPirce(item.sale_price)}<text>/{selectList[selectIndex].eunit}</text></View>
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{/* <View className={styles.long}>×{formatCount(item)}{selectList[selectIndex].unit}</View> */}
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<View className={styles.btn_count}>
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<Counter
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onBlue={(e) => getInputValue(e, item)}
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defaultNum={item.count}
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step={selectList[selectIndex].step}
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digits={selectList[selectIndex].digits}
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onClickBtn={(e) => getInputValue(e, item)}
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unit={formatUnit(item)}
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minNum={selectList[selectIndex].minNum}
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maxNum={selectList[selectIndex].maxNum}
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disable={UpdateShoppingCartLoading}
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/>
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</View>
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</View>
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</View>
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})}
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</View>
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</InfiniteScroll>}
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{!loading&&list?.length == 0 &&<View className={styles.empty}>
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<View className={styles.title}>暂未选择商品</View>
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<View className={styles.btn}>去选购</View>
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</View>}
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</View>
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<View className={styles.buy_btn}>
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<View className={styles.buy_con}>
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<View className={styles.icon}>
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<View className={classnames('iconfont', 'icon-gouwuche', styles.miconfont)}></View>
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</View>
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<View className={styles.price_con}>
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<View className={styles.price_real}><text>￥</text>{estimatePrice.price}</View>
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<View className={styles.price_forecast}>预估金额</View>
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</View>
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<View className={styles.goPay} onClick={() => orderDetail()}>
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去结算({estimatePrice.color_count})
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</View>
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</View>
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</View>
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</View>
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</Popup>
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</View>
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)
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}
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