<template>
	<s-layout title="确认订单">
		<!-- TODO：这个判断先删除 v-if="state.orderInfo.need_address === 1" -->
		<view class="bg-white address-box ss-m-b-14 ss-r-b-10" @tap="onSelectAddress">
			<s-address-item :item="state.addressInfo" :hasBorderBottom="false">
				<view class="ss-rest-button">
					<text class="_icon-forward" />
				</view>
			</s-address-item>
		</view>

		<!-- 商品信息 -->
		<view class="order-card-box ss-m-b-14" v-for="(items, name) in shopsByNames" :key="name">
			<view class="title-text ss-p-x-20 ss-p-t-20">
				{{name}}
			</view>
			<s-goods-item v-for="item in items.items" :key="item?.skuId" :img="item?.picUrl"
				:title="item?.spuName" :skuText="item?.properties.map((property) => property.valueName).join(' ')"
				:price="item?.price" :num="item?.count" />
			<view class="order-item ss-flex ss-col-center ss-row-between ss-p-x-20 bg-white ss-r-10">
				<view class="item-title">运费</view>
				<view class="ss-flex ss-col-center">
					{{items.price.deliveryPrice?"￥"+fen2yuan(items.price.deliveryPrice):"包邮"}}
				</view>
			</view>
			
			<!-- 暂不做开发票 -->
			<!-- <view class="order-item ss-flex ss-col-center ss-row-between ss-p-x-20 bg-white ss-r-10">
				<view class="item-title">开具发票</view>
				<view class="ss-flex ss-col-center">

					<text class="item-value" :class="state.couponInfo.length > 0 ? 'text-red' : 'text-disabled'">
						{{
			    state.couponInfo.length > 0 ? state.couponInfo.length + ' 张可用' : '不开具发票'
			  }}
					</text>
					<text class="_icon-forward item-icon" />
				</view>
			</view> -->
			<view class="order-item ss-flex ss-col-center ss-row-between ss-p-x-20 bg-white ss-r-10">
				<view class="item-title">订单备注</view>
				<view class="ss-flex ss-col-center">
					<uni-easyinput maxlength="20" placeholder="建议留言前先与商家沟通" v-model="state.orderPayload.remark"
						:inputBorder="false" :clearable="false" />
				</view>
			</view>
			<view class="order-item ss-flex ss-col-center ss-row-between ss-p-x-20 bg-white ss-r-10">
				<view class="item-title">总价</view>
				<view class="ss-flex ss-col-center">
					{{"￥"+fen2yuan(items.price.payPrice)}}
				</view>
			</view>
		</view>

		<!-- 价格信息 -->
		<view class="bg-white total-card-box ss-p-20 ss-m-b-14 ss-r-10">
			<view class="title-text">
				价格明细
			</view>
			<view class="total-box-content border-bottom">
				<view class="order-item ss-flex ss-col-center ss-row-between">
					<view class="item-title">商品总价 共{{state.orderInfo.items.length}}件商品</view>
					<view class="ss-flex ss-col-center">
						<text class="item-value ss-m-r-24">
							￥{{ fen2yuan(state.orderInfo.price.totalPrice) }}
						</text>
					</view>
				</view>
				<!-- TODO 非繁人：接入积分 -->
				<!-- <view
          class="order-item ss-flex ss-col-center ss-row-between"
          v-if="state.orderPayload.order_type === 'score'"
        >
          <view class="item-title">扣除积分</view>
          <view class="ss-flex ss-col-center">
            <image
              :src="sheep.$url.static('/static/img/shop/goods/score1.svg')"
              class="score-img"
            />
            <text class="item-value ss-m-r-24">{{ state.orderInfo.score_amount }}</text>
          </view>
        </view> -->
				<view class="order-item ss-flex ss-col-center ss-row-between">
					<view class="item-title">运费</view>
					<view class="ss-flex ss-col-center">
						<text class="item-value ss-m-r-24">
							￥{{ fen2yuan(state.orderInfo.price.deliveryPrice) }}
						</text>
					</view>
				</view>
				<view class="order-item ss-flex ss-col-center ss-row-between" v-if="state.orderInfo.type === 0">
					<view class="item-title">积分抵扣</view>
					<view class="ss-flex ss-col-center" @tap="state.showPoints = true">
						<!-- <text class="item-value text-red">
		      
		    </text> -->
						<text class="item-value" :class="state.usedPoint > 0 ? 'text-red' : 'text-disabled'">
							{{
		        state.usedPoint > 0 ?  ' 可抵扣' + state.usedPoint + '元' : '不使用积分'
		      }}
						</text>
						<text class="_icon-forward item-icon" />
					</view>
				</view>

				<!-- 优惠劵：只有 type = 0 普通订单（非拼团、秒杀、砍价），才可以使用优惠劵 -->
				<!-- 暂时隐藏优惠卷 -->
				<!-- <view
          class="order-item ss-flex ss-col-center ss-row-between"
          v-if="state.orderInfo.type === 0"
        >
          <view class="item-title">优惠券</view>
          <view class="ss-flex ss-col-center" @tap="state.showCoupon = true">
            <text class="item-value text-red" v-if="state.orderPayload.couponId > 0">
              -￥{{ fen2yuan(state.orderInfo.price.couponPrice) }}
            </text>
            <text
              class="item-value"
              :class="state.couponInfo.length > 0 ? 'text-red' : 'text-disabled'"
              v-else
            >
              {{
                state.couponInfo.length > 0 ? state.couponInfo.length + ' 张可用' : '暂无可用优惠券'
              }}
            </text>
            <text class="_icon-forward item-icon" />
          </view>
        </view> -->
				<!-- <view
          class="order-item ss-flex ss-col-center ss-row-between"
          v-if="state.orderInfo.price.discountPrice > 0"
        >
          <view class="item-title">活动优惠</view>
          <view class="ss-flex ss-col-center">
                           @tap="state.showDiscount = true" TODO 非繁人：后续要把优惠信息打进去 
            <text class="item-value text-red">
              -￥{{ fen2yuan(state.orderInfo.price.discountPrice) }}
            </text>
            <text class="_icon-forward item-icon" />
          </view>
        </view> -->
			</view>
			<view class="total-box-footer ss-font-28 ss-flex ss-row-right ss-col-center ss-m-r-28">
				<view class="total-num ss-m-r-20">
					共{{ state.orderInfo.items.reduce((acc, item) => acc + item.count, 0) }}件
				</view>
				<view>合计：</view>
				<view class="total-num text-red"> ￥{{ fen2yuan(state.orderInfo.price.payPrice) }} </view>
			</view>
		</view>

		<!-- 积分-->
		<s-points-pop v-model="state.couponInfo" :currentMemberPoints="state.currentMemberPoints" :currentTotalPrice="fen2yuan(state.orderInfo.price.payPrice)" :show="state.showPoints" @confirm="onInputPoints"
			@close="state.showPoints = false" />

		<!-- 满额折扣弹框 TODO 非繁人：后续要把优惠信息打进去 -->
		<!-- <s-discount-list
      v-model="state.orderInfo"
      :show="state.showDiscount"
      @close="state.showDiscount = false"
    /> -->

		<!-- 底部 -->
		<su-fixed bottom :opacity="false" bg="bg-white" placeholder :noFixed="false" :index="200">
			<view class="footer-box border-top ss-flex ss-row-between ss-p-x-20 ss-col-center">
				<view class="total-box-footer ss-flex ss-col-center">
					<view class="total-num ss-font-30 text-red">
						￥{{ fen2yuan(state.orderInfo.price.payPrice) }}
					</view>
				</view>
				<button class="ss-reset-button ui-BG-Main-Gradient ss-r-40 submit-btn ui-Shadow-Main" @tap="onConfirm">
					提交订单
				</button>
			</view>
		</su-fixed>
	</s-layout>
</template>

<script setup>
	import {
		reactive,
		computed 
	} from 'vue';
	import {
		onLoad
	} from '@dcloudio/uni-app';
	import sheep from '@/sheep';
	import {
		isEmpty
	} from 'lodash';
	import OrderApi from '@/sheep/api/trade/order';
	import CouponApi from '@/sheep/api/promotion/coupon';
	import {
		fen2yuan,
		points2point
	} from '@/sheep/hooks/useGoods';

	const state = reactive({
		orderPayload: {},
		orderInfo: {
			items: [], // 商品项列表
			price: {}, // 价格信息
		},
		addressInfo: {}, // 选择的收货地址
		showPoints: false, // 是否积分抵扣
		couponInfo: [], // 优惠劵列表
		showDiscount: false, // 是否展示营销活动
		currentMemberPoints:0 ,//用户当前可用积分
		usedPoint:0
	});

	// 选择地址
	function onSelectAddress() {
		uni.$once('SELECT_ADDRESS', (e) => {
			changeConsignee(e.addressInfo);
		});
		sheep.$router.go('/pages/user/address/list');
	}

	// 更改收货人地址&计算订单信息
	async function changeConsignee(addressInfo = {}) {
		if (!isEmpty(addressInfo)) {
			state.addressInfo = addressInfo;
		}
		await getOrderInfo();
	}

	// 使用积分
	async function onInputPoints(points) {
		console.log(points)
		// state.orderPayload.couponId = couponId || 0;
		
		state.usedPoint = points
		await getOrderInfo();
		state.showPoints = false;
	}

	// 提交订单
	function onConfirm() {
		if (!state.addressInfo.id) {
			sheep.$helper.toast('请选择收货地址');
			return;
		}
		submitOrder();
	}

	// 创建订单&跳转
	async function submitOrder() {
		const {
			code,
			data
		} = await OrderApi.createOrder({
			items: state.orderPayload.items,
			couponId: state.orderPayload.couponId,
			addressId: state.addressInfo.id,
			deliveryType: 1, // TODO 非繁人：需要支持【门店自提】
			pointStatus: false, // TODO 非繁人：需要支持【积分选择】
			combinationActivityId: state.orderPayload.combinationActivityId,
			combinationHeadId: state.orderPayload.combinationHeadId,
			seckillActivityId: state.orderPayload.seckillActivityId
		});
		if (code !== 0) {
			return;
		}
		// 更新购物车列表，如果来自购物车
		if (state.orderPayload.items[0].cartId > 0) {
			sheep.$store('cart').getList();
		}
		// 跳转到支付页面
		sheep.$router.redirect('/pages/pay/index', {
			id: data.payOrderId,
		});
	}

	// 检查库存 & 计算订单价格
	async function getOrderInfo() {
		// 计算价格
		const {
			data,
			code
		} = await OrderApi.settlementOrder({
			items: state.orderPayload.items,
			couponId: state.orderPayload.couponId,
			addressId: state.addressInfo.id,
			deliveryType: 1, // TODO 非繁人：需要支持【门店自提】
			pointStatus: false, // TODO 非繁人：需要支持【积分选择】
			combinationActivityId: state.orderPayload.combinationActivityId,
			combinationHeadId: state.orderPayload.combinationHeadId,
			seckillActivityId: state.orderPayload.seckillActivityId,
			usedPoint:state.usedPoint
		});
		if (code !== 0) {
			return;
		}
		state.orderInfo = data;
		// 设置收货地址
		if (state.orderInfo.address) {
			state.addressInfo = state.orderInfo.address;
		}
		state.currentMemberPoints = points2point(state.orderInfo.currentMemberPoints)
	}
	// 计算属性，重构数据以店铺名称为键
	const shopsByNames = computed(() => {
	  const shops = {};
	  Object.keys(state.orderInfo.shopRespVOMap).forEach(shopId => {
	    const shopName = state.orderInfo.shopNameMap[shopId];
	    if (shopName) {
	      shops[shopName] = state.orderInfo.shopRespVOMap[shopId];
	    }
	  });
	  return shops;
	});
	
	
	// 获取可用优惠券
	async function getCoupons() {
		const {
			code,
			data
		} = await CouponApi.getMatchCouponList(
			state.orderInfo.price.payPrice,
			state.orderInfo.items.map((item) => item.spuId),
			state.orderPayload.items.map((item) => item.skuId),
			state.orderPayload.items.map((item) => item.categoryId),
		);
		if (code === 0) {
			state.couponInfo = data;
		}
	}
	
	onLoad(async (options) => {
		if (!options.data) {
			sheep.$helper.toast('参数不正确，请检查！');
			return;
		}
		state.orderPayload = JSON.parse(options.data);
		await getOrderInfo();
		console.log(state)
		// await getCoupons();
	});
</script>

<style lang="scss" scoped>
	:deep() {
		.uni-input-wrapper {
			width: 320rpx;
		}

		.uni-easyinput__content-input {
			font-size: 28rpx;
			height: 72rpx;
			text-align: right !important;
			padding-right: 0 !important;

			.uni-input-input {
				font-weight: 500;
				color: #333333;
				font-size: 26rpx;
				height: 32rpx;
				margin-top: 4rpx;
			}
		}

		.uni-easyinput__content {
			display: flex !important;
			align-items: center !important;
			justify-content: right !important;
		}
	}

	.order-card-box,
	.address-box,
	.total-card-box {
		background: white;
		margin: 20rpx;
		border-radius: 20rpx;
	}

	.title-text {
		font-size: 30rpx;
		font-weight: bold;
		line-height: 42rpx;
	}

	.score-img {
		width: 36rpx;
		height: 36rpx;
		margin: 0 4rpx;
	}

	.order-item {
		height: 80rpx;

		.item-title {
			font-size: 28rpx;
			font-weight: 400;
		}

		.item-value {
			font-size: 28rpx;
			font-weight: 500;
			font-family: OPPOSANS;
		}

		.text-disabled {
			color: #bbbbbb;
		}

		.item-icon {
			color: $dark-9;
		}

		.remark-input {
			text-align: right;
		}

		.item-placeholder {
			color: $dark-9;
			font-size: 26rpx;
			text-align: right;
		}
	}

	.total-box-footer {
		height: 90rpx;

		.total-num {
			color: #333333;
			font-family: OPPOSANS;
		}
	}

	.footer-box {
		height: 100rpx;

		.submit-btn {
			width: 240rpx;
			height: 70rpx;
			font-size: 28rpx;
			font-weight: 500;

			.goto-pay-text {
				line-height: 28rpx;
			}
		}

		.cancel-btn {
			width: 240rpx;
			height: 80rpx;
			font-size: 26rpx;
			background-color: #e5e5e5;
			color: $dark-9;
		}
	}

	.title {
		font-size: 36rpx;
		font-weight: bold;
		color: #333333;
	}

	.subtitle {
		font-size: 28rpx;
		color: #999999;
	}

	.cicon-checkbox {
		font-size: 36rpx;
		color: var(--ui-BG-Main);
	}

	.cicon-box {
		font-size: 36rpx;
		color: #999999;
	}
</style>