<!-- 购物车的详细页面 包含服务类和商品类 -->
<template>
	<view class="flex-col page">
	  <view class="flex-col">
	    <view class="flex-col justify-start items-end text-wrapper"><text class="font text" @click="changeState">{{ stateText.topBtn }}</text></view>
			<!-- <view class="flex-col justify-start items-end text-wrapper"><text class="font text">完成</text></view> -->
	    <view class="flex-col section">
	      <view class="flex-row justify-between self-stretch group">
	        <text class="font text_2" :style="getTextStyle(1)" @click="changeType(1)">商品类</text>
	        <text class="font"  :style="getTextStyle(2)" @click="changeType(2)">服务类</text>
	      </view>
	    </view>
	    <view class="flex-col list">
				<checkbox-group @change="checkBoxChange">
	      <view class="flex-col list-item mt-8" v-for="(item, index) in products" :key="index">
					<!-- 实体类商品 -->
	        <view class="flex-row section_1" v-if="current == 1">
						<!-- 多选框 -->
						<checkbox class="shrink-0 self-center image_2" :value="index" :checked="item.checked"/>
	          <view class="flex-row flex-1 self-center group_2">
	            <image
	              class="shrink-0 image"
	              :src="item.cartGoodVO.goodImg.split(';')[0]"
								@click="jump_product(item.goodId)"
	            />
	            <view class="flex-col flex-1 group_3 ml-12">
	              <view class="flex-row group_4">
	                <text class="font_2" @click="jump_product(item.goodId)">{{ item.cartGoodVO.name }}</text>
	                <text class="font_2 ml-4" @click="jump_product(item.goodId)">【{{ item.cartGoodVO.type }}】</text>
	              </view>
	              <view class="flex-row items-center mt-47">
	                <view class="flex-row items-center self-stretch group_5">
	                  <text class="font_3 text_3" @click="jump_product(item.goodId)"><text class="font_4">￥</text>{{ item.cartGoodVO.price }}</text>
	                  <!-- <image
	                    class="image_6"
	                    src="https://carbon2.obs.cn-north-4.myhuaweicloud.com:443/feiyi%2Ftest%2F0%2FJipaVPoQ-storeRmb.png"
	                  /> -->
	                </view>
	              </view>
	            </view>
	          </view>
						<!-- 减少数量 -->
	          <image
	            class="shrink-0 self-start image_3 image_4"
	            src="https://carbon2.obs.cn-north-4.myhuaweicloud.com:443/feiyi%2Ftest%2F0%2FosWvYyNx-short1.png"
							@click="decrease(index , item.checked)"
						/>
	          <view class="flex-row shrink-0 self-start group_9">
	            <view class="flex-col justify-start items-center text-wrapper_2"><text class="font_5 text_4">{{ item.quantity }}</text></view>
	            <!-- 添加数量 -->
							<image
	              class="image_5 ml-2"
	              src="https://carbon2.obs.cn-north-4.myhuaweicloud.com:443/feiyi%2Ftest%2F0%2FGbdSQDul-add1.png"
								@click="increase(index , item.checked)"
	            />
	          </view>
	        </view>
					<!-- 服务类商品 -->
	       <view class="flex-col list-item_2 mt-8" v-if="current == 2">
	          <view class="flex-row">
	            <image
	              class="shrink-0 self-start image_2 image_8"
	              src="https://ide.code.fun/api/image?token=672db25dc471750012de4901&name=radio.png"
	            />
	            <image
	              class="shrink-0 image_7"
	              src="https://ide.code.fun/api/image?token=672db25dc471750012de4901&name=service.png"
	            />
	            <view class="flex-col flex-1 group_1">
	              <text class="font_6">【非遗手工艺体验】纸笺加工技艺-流沙笺团扇制作体验</text>
	              <view class="flex-row justify-between items-center section_3 mt-7">
	                <view class="flex-col items-start">
	                  <text class="font_7">仿真丝团扇;上午场(09:30-12:00)</text>
	                  <text class="font_8 text_5 mt-6">预约日期：2024-10-15</text>
	                </view>
	                <image
	                  class="image_9"
	                  src="https://ide.code.fun/api/image?token=672db25dc471750012de4901&name=pull.png"
	                />
	              </view>
	            </view>
	          </view>
	          <view class="flex-row justify-end items-center group_7 mt-14">
	            <view class="flex-row items-center">
	              <text class="font_3 text_6">138.</text>
	              <image
	                class="shrink-0 image_6"
	                src="https://ide.code.fun/api/image?token=672db25dc471750012de4901&name=storeRmb.png"
	              />
	              <text class="font_4 text_7">00</text>
	            </view>
	            <view class="flex-row ml-82">
	              <image
	                class="image_3"
	                src="https://ide.code.fun/api/image?token=672db25dc471750012de4901&name=short1.png"
	              />
	              <view class="flex-col justify-start items-center text-wrapper_2 ml-2">
	                <text class="font_5 text_8">1</text>
	              </view>
	              <image
	                class="image_5 ml-2"
	                src="https://ide.code.fun/api/image?token=672db25dc471750012de4901&name=add1.png"
	              />
	            </view>
	          </view>
	        </view>
	      </view>
				</checkbox-group>
			</view>
			
		</view>
	  <view class="flex-row justify-between items-center section_4 mt-569">
	    <view class="flex-row items-center">
				<checkbox class="shrink-0 image_2" :checked="allCheck" @tap="allChecked"/>
	      <text class="ml-10 font text_10">全选</text>
	    </view>
	    <view class="flex-row items-center group_3">
	      <text class="font">合计：</text>
	      <image
	        class="shrink-0 image_7 image_9"
	        src="https://carbon2.obs.cn-north-4.myhuaweicloud.com:443/feiyi%2Ftest%2F0%2FJipaVPoQ-storeRmb.png"
	      />
	      <text class="font text_12">{{ totalPrice }}</text>
	      <view class="flex-col justify-start items-center shrink-0 text-wrapper_3" @click="editOrSettle"><text class="text_11">{{ stateText.bottomBtn }}</text></view>
				<!-- <view class="flex-col justify-start items-center shrink-0 text-wrapper_3"><text class="text_11">删除</text></view> -->
	    </view>
	  </view> 
	</view>
</template>

<script setup>
import { ref , onMounted , toRaw} from 'vue'
import { onShow , onLoad } from "@dcloudio/uni-app";
import { baseUrl , testUrl ,suiUrl} from '../../../api/request';
import * as math from 'mathjs'
const products = ref([])
const current = ref(1)  //用于判断是实体类商品还是服务类商品
const allCheck = ref(false)  //全选
const checkedData = ref([])  //选择的暂存保存数组
const totalPrice = ref(0)
// const userInfo = wx.getStorageSync('userInfo')
const stateText = ref({
	topBtn: '编辑',
	bottomBtn: '去结算'
})
onShow(()=>{
	getProductCart() //获取商品类
})
onLoad(()=>{
	getProductCart() //再获取一次实体类商品的列表
})
//小程序刷新根据用户id获取购物车信息
const getProductCart = async ()=>{
	const res = await uni.request({
		url: baseUrl + '/cart/list',
		method: 'POST',
		header: {
			'cookie': wx.getStorageSync('cookie')
		}
	})
	// console.log('res--->',res.data);
	if(res.data.code === 1) {
		products.value = res.data.data
		products.value.forEach((item)=>{
			item.checked = false
		})
	}
	console.log('products-->',products.value);
}
const deleteProduct = async (idArr) =>{  //删除商品
	const res = await uni.request({
		url: baseUrl + '/cart/delete',
		method: 'POST',
		data:  idArr ,
		header: {
			'cookie': wx.getStorageSync('cookie')
		}
	})
	console.log(res.data);
	if(res.data.code === 1) {
		// getProductCart() //重新获取购物车信息
		uni.reLaunch({
			url: '/pages/Shopping-cart/productmain/productmain'
		})
		totalPrice.value = 0
	}
}
const getServiceCart =()=>{
	console.log('获取服务类商品方法被触发');
}
//更改实体商品和服务类方法
const changeType = async (num)=>{
	current.value = num;
	if(num ===1 ) { //为一的时候就获取用户商品购物车
		
	}
}
//更改下划线
const getTextStyle = (num) => ({
		'border-bottom' : current.value === num ? '2px solid orange' : '2px solid  #ffffff'
});
//复选框绑定方法
const checkBoxChange =(event)=>{
	//如果选中的checkbox的value的数组长度和后端传过来的数组长度相等则为全选状态 allCheck为true
	console.log('length---->',event.detail.value.length);
	// console.log('product--->',products.value);
	if(event.detail.value.length == products.value.length) {
		allCheck.value = true
	} else {
		allCheck.value = false
	}
	checkedData.value = [] //每次都要重置一下
	totalPrice.value = 0;
	let count = 0; //用于记录checkedData不为null的个数
	console.log('event--->',event.detail);
	if(event.detail.value.length) {
		products.value[parseInt(event.detail.value)].checked = true;  //勾选
	} else {
		products.value.forEach((item)=>{
			item.checked = false
		})
	}
	//计算一下总金额
	for(let key in event.detail.value) {
		let temp = parseInt(event.detail.value[parseInt(key)]) //相当于商品数组下标
		computed(products.value[temp].cartGoodVO.price , products.value[temp].quantity)
	}
	event.detail.value.forEach((item)=>{
		products.value[parseInt(item)].checked = true
	})
  //然后假如checkboxGroup传过来的 detail.value中有某个id则把这些元素的checked属性置为true(选中状态)
	products.value.forEach((x)=>{
		event.detail.value.forEach((y)=>{
			if(x.value == y) {
				x.checked = true
			}
		})
	})
	event.detail.value.forEach((item)=>{  //将选中的商品信息赋值给checkedData
		console.log('products.value[parseInt(item)].goodId',products.value[parseInt(item)].goodId);
		if(products.value[parseInt(item)] !== null) {
			checkedData.value.push(products.value[parseInt(item)].id)
			// console.log(products.value[parseInt(item)].goodId);
			count += 1
		}
	})
	console.log('checkedData--->',checkedData.value);
	//将选中的数组保存在某一个ref中
	// checkedData.value = event.detail.value
	// console.log('checkedData--->',checkedData.value);
}
//全选方法
const allChecked = ()=>{
	allCheck.value = !allCheck.value
	totalPrice.value = 0
	if ( allCheck.value == true ) {
		products.value.forEach((item)=>{
			item.checked = true //将全部选项选上
			computed(item.cartGoodVO.price , item.quantity)
		})
		checkedData.value = products.value.map((item)=>( item.id ))
		console.log('checkedData--->',checkedData.value);
	} else {
		products.value.forEach((item)=>{
			item.checked = false  //将全部都取消选择
		})
	}
}
//减少商品
const decrease =(index , item)=>{  //item用于监测是否选中
	console.log('decrease,index-->',index);
	console.log('decrease,item-->',item);
	if(products.value[index].quantity > 1) {
		products.value[index].quantity -= 1
		if(item && products.value[index].quantity >= 1) {
			computed(-products.value[index].cartGoodVO.price, 1)
		}
	}
}
//增加商品的方法
const increase =(index , item) =>{  //item用于监测是否选中
	console.log('increase,index-->',index);
	console.log('increase,item-->',item);
	if(products.value[index].quantity < products.value[index].cartGoodVO.inventory) { 
		if(item && products.value[index].quantity <= products.value[index].cartGoodVO.inventory) {
			computed(products.value[index].cartGoodVO.price, 1)
		}
		products.value[index].quantity += 1
	}
}
//计算方法
const computed =( price , quantity )=>{
	totalPrice.value = math.round(totalPrice.value+price * quantity,2)
	return totalPrice.value
}
const jump_product =(gid)=>{
	uni.navigateTo({
		url:'../../../pages/store-home/ProductDetails/ProductDetails?gid=' + JSON.stringify(gid) 
	})
}
const editOrSettle = async ()=>{   //去结算或者删除状态方法
	// console.log('要传到订单详情页面的checked--->',checkedData.value);
	if(stateText.value.bottomBtn === '去结算') {
		if(checkedData.value.length === 0) {  //在没有勾选的时候禁止发请求
			return;
		}
		const res = await uni.request({
			url: baseUrl + '/cart/submit/error',
			method: 'POST',
			header: {
				'cookie': wx.getStorageSync('cookie')
			}
		})
		console.log(res.data);
		if(res.data.data.length != 0) {
			uni.showModal({
				title: '提示',
				content: '购物车商品发生改变，点击移除变化商品',
				showCancel: false,
				success: (e)=>{
					if(e.confirm) {
						// getProductCart() //重新获取购物车信息
						uni.reLaunch({
							url: '/pages/Shopping-cart/productmain/productmain'
						})
					}
				}
			})
		} else {
			uni.navigateTo({
				url: '/pages/order/product-waitpay/product-waitpay?cartInfo=' + JSON.stringify(checkedData.value)
			})
			checkedData.value.splice(0,checkedData.value.length)
		}
	} else {
		uni.showModal({
			title: '提示',
			content: '是否删除商品?',
			success: (e) => {
				if(e.confirm) {
					deleteProduct(checkedData.value)
				}
				else if(e.cancel)
					return;
			}
		})
	}
}
const changeState =()=>{   //修改购物车订单方法
	if(stateText.value.topBtn === '编辑') {
		stateText.value.topBtn = '完成',
		stateText.value.bottomBtn = '删除'
	} else {
		stateText.value.topBtn = '编辑',
		stateText.value.bottomBtn = '去结算'
	}
}
</script>

<style lang="scss" scoped>
.mt-47 {
  margin-top: 88.13rpx;
}
.mt-7 {
  margin-top: 13.13rpx;
}
.mt-173 {
  margin-top: 324.38rpx;
}
.page {
  background-color: #f8e8c1;
  width: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  height: 100vh;
}
.text-wrapper {
	position: fixed;
	left: 0;
	right: 0;
	top: 0;
  padding: 25.46rpx 0 25.5rpx;
  background-color: #f5f5dc;
}
.font {
  font-size: 30rpx;
  font-family: Open Sans;
  line-height: 27.69rpx;
  color: #323232;
}
.text {
  margin-right: 30.86rpx;
  line-height: 27.79rpx;
}
.section {
	position: fixed;
	left: 0;
	right: 0;
	top: 74rpx;
  padding: 0 121.88rpx;
  background-color: #fffef8;
}
.group {
  padding: 21.64rpx 4.63rpx 18.17rpx 11.42rpx;
}
.text_2 {
  line-height: 27.6rpx;
}
.section_2 {
  background-color: #fb8b05;
  width: 112.5rpx;
  height: 5.63rpx;
}
.list {
  padding: 155rpx 15rpx 110rpx;
}
.list-item:first-child {
  margin-top: 0;
}
.section_1 {
  padding: 35.63rpx 20.63rpx 28.13rpx;
  background-color: #fffef8;
  border-radius: 18.75rpx;
}
.image_2 {
  width: 37.5rpx;
  height: 37.5rpx;
}
.group_2 {
  margin-left: 41.25rpx;
}
.image {
  border-radius: 9.38rpx;
  width: 146.25rpx;
  height: 144.38rpx;
}
.group_3 {
  margin-top: 2.19rpx;
}
.group_4 {
  padding-left: 8.53rpx;
}
.font_2 {
  font-size: 26.25rpx;
  font-family: Open Sans;
  line-height: 24.43rpx;
  color: #323232;
}
.group_5 {
  width: 90.66rpx;
}
.font_3 {
  font-size: 33.75rpx;
  font-family: Open Sans;
  line-height: 24.43rpx;
  font-weight: 600;
  color: #fb8b05;
}
.text_3 {
  margin-left: 25.03rpx;
  line-height: 24.88rpx;
}
.image_6 {
  margin-left: -90.66rpx;
  width: 30rpx;
  height: 26.25rpx;
}
.font_4 {
  font-size: 26.25rpx;
  font-family: Open Sans;
  line-height: 19.29rpx;
  font-weight: 600;
  color: #fb8b05;
}
.image_3 {
  border-radius: 9.38rpx 0rpx 0rpx 9.38rpx;
  width: 45rpx;
  height: 45rpx;
}
.image_4 {
  margin-left: 18.15rpx;
  margin-top: 106.88rpx;
}
.group_9 {
  margin: 106.88rpx 3.77rpx 0 3.75rpx;
}
.text-wrapper_2 {
  padding: 12.39rpx 0 13.88rpx;
  background-color: #f5f5dc;
  width: 58.13rpx;
  height: 45rpx;
}
.font_5 {
  font-size: 26.25rpx;
  font-family: Open Sans;
  line-height: 19.29rpx;
  color: #323232;
}
.text_4 {
  line-height: 18.73rpx;
}
.image_5 {
  border-radius: 0rpx 9.38rpx 9.38rpx 0rpx;
  width: 45rpx;
  height: 45rpx;
}
.list-item_2 {
  padding: 24.38rpx 18.75rpx 18.75rpx;
  background-color: #fffef8;
  border-radius: 18.75rpx;
}
.image_8 {
  margin-top: 108.75rpx;
}
.image_7 {
  margin-left: 39.38rpx;
  width: 121.88rpx;
  height: 172.5rpx;
}
.group_1 {
  margin: 3.07rpx 17.76rpx 7.5rpx 22.5rpx;
}
.font_6 {
  font-size: 26.25rpx;
  font-family: Open Sans;
  line-height: 31.88rpx;
  color: #323233;
}
.section_3 {
  margin-right: 4.74rpx;
  padding: 12.94rpx 9.83rpx 13.09rpx;
  background-color: #f5f5dc;
  border-radius: 9.38rpx;
}
.font_7 {
  font-size: 22.5rpx;
  font-family: Open Sans;
  line-height: 22.5rpx;
  color: #6b6e72;
}
.font_8 {
  font-size: 22.5rpx;
  font-family: Open Sans;
  line-height: 19.29rpx;
  color: #6b6e72;
}
.text_5 {
  line-height: 20.79rpx;
}
.image_9 {
  margin-right: 5.17rpx;
  width: 22.5rpx;
  height: 22.5rpx;
}
.group_7 {
  padding: 0 22.5rpx;
}
.text_6 {
  margin-left: 25.03rpx;
  line-height: 24.88rpx;
}
.text_7 {
  margin-left: 61.14rpx;
}
.text_8 {
  line-height: 18.73rpx;
}
.section_4 {
	position: fixed;
	right: 0;
	left: 0;
	bottom: 0;
  padding: 18.75rpx 18.75rpx 16.88rpx;
  background-color: #fffef8;
}
.text_9 {
  line-height: 27.64rpx;
}
.text-wrapper_3 {
  margin-right: 3.77rpx;
  padding: 22.37rpx 0 23.53rpx;
  background-color: #ffd45a;
  border-radius: 75rpx;
  width: 219.38rpx;
  height: 76.88rpx;
}
.text_10 {
  color: #ffffff;
  font-size: 33.75rpx;
  font-family: Open Sans;
  line-height: 30.97rpx;
}
.mt-569 {
  margin-top: 1066.88rpx;
}
.image_2 {
  width: 37.5rpx;
  height: 37.5rpx;
}
.image_7 {
  width: 30rpx;
  height: 26.25rpx;
}
.section_4 {
  padding: 18.75rpx;
  background-color: #fffef8;
}
.font {
  font-size: 30rpx;
  font-family: Open Sans;
  line-height: 27.54rpx;
  color: #323232;
}
.text_10 {
  line-height: 27.64rpx;
}
.group_3 {
  margin-right: 3.75rpx;
}
.image_9 {
  margin-left: -11.25rpx;
}
.text_12 {
  color: #fb8b05;
  line-height: 22.01rpx;
}
.text-wrapper_3 {
  margin-left: 22.5rpx;
  padding: 22.5rpx 0;
  background-color: #ffd45a;
  border-radius: 75rpx;
  width: 219.38rpx;
  height: 76.88rpx;
}
.text_11 {
  color: #ffffff;
  font-size: 33.75rpx;
  font-family: Open Sans;
  line-height: 31.48rpx;
}
	@import url(../../../common/css/global.css);
</style>