<!-- 售后列表 -->
<template>
	<s-layout title="售后列表">
		<!-- tab -->
		<su-sticky bgColor="#fff">
			<su-tabs :list="tabMaps" :scrollable="false" @change="onTabsChange" :current="state.currentTab" />
		</su-sticky>
		<s-empty v-if="state.pagination.total === 0" icon="/static/data-empty.png" text="暂无数据" />
		<!-- 列表 -->
		<view v-if="state.pagination.total > 0">
			<view class="list-box ss-m-y-20" v-for="order in state.pagination.list" :key="order.id"
				@tap="sheep.$router.go('/pages/order/aftersale/detail', { id: order.id })">
				<view class="order-head ss-flex ss-col-center ss-row-between">
					<text class="no">服务单号：{{ order.no }}</text>
					<text class="state">{{ formatAfterSaleStatus(order) }}</text>
				</view>
				<s-goods-item
          :img="order.picUrl"
          :title="order.spuName"
					:skuText="order.properties.map((property) => property.valueName).join(' ')"
          :price="order.refundPrice"
        />
				<view class="apply-box ss-flex ss-col-center ss-row-between border-bottom ss-p-x-20">
					<view class="ss-flex ss-col-center">
						<view class="title ss-m-r-20">{{ order.way === 10 ? '仅退款' : '退款退货' }}</view>
						 <view class="value">{{ formatAfterSaleStatusDescription(order) }}</view>
					</view>
					<text class="_icon-forward"></text>
				</view>
				<view class="tool-btn-box ss-flex ss-col-center ss-row-right ss-p-r-20">
          <!-- TODO 功能缺失：填写退货信息 -->
					<view>
						<button class="ss-reset-button tool-btn" @tap.stop="onApply(order.id)"
							v-if="order?.buttons.includes('cancel')">取消申请</button>
					</view>
				</view>
			</view>
		</view>
		<uni-load-more v-if="state.pagination.total > 0" :status="state.loadStatus" :content-text="{
        contentdown: '上拉加载更多',
      }" @tap="loadMore" />
	</s-layout>
</template>

<script setup>
	import sheep from '@/sheep';
	import { onLoad, onReachBottom } from '@dcloudio/uni-app';
	import { reactive } from 'vue';
	import _ from 'lodash';
  import { formatAfterSaleStatus, formatAfterSaleStatusDescription, handleAfterSaleButtons } from '@/sheep/hooks/useGoods';
  import AfterSaleApi from '@/sheep/api/trade/afterSale';

	const paginationNull = {
		list: [],
    total: 0,
    pageNo: 1,
    pageSize: 10
	};

	const state = reactive({
		currentTab: 0,
		showApply: false,
		pagination: {
      list: [],
      total: 0,
      pageNo: 1,
      pageSize: 10
		},
		loadStatus: '',
	});

  // TODO 非繁人：优化点，增加筛选
	const tabMaps = [{
			name: '全部',
			value: 'all',
		},
		// {
		//   name: '申请中',
		//   value: 'nooper',
		// },
		// {
		//   name: '处理中',
		//   value: 'ing',
		// },
		// {
		//   name: '已完成',
		//   value: 'completed',
		// },
		// {
		//   name: '已拒绝',
		//   value: 'refuse',
		// },
	];

	// 切换选项卡
	function onTabsChange(e) {
		state.pagination = paginationNull
		state.currentTab = e.index;
		getOrderList();
	}

	// 获取售后列表
	async function getOrderList() {
		state.loadStatus = 'loading';
		let { data, code } = await AfterSaleApi.getAfterSalePage({
			// type: tabMaps[state.currentTab].value,
      pageNo: state.pagination.pageNo,
      pageSize: state.pagination.pageSize,
		});
		if (code !== 0) {
      return;
		}
    data.list.forEach(order => handleAfterSaleButtons(order));
    state.pagination.list = _.concat(state.pagination.list, data.list);
    state.pagination.total = data.total;
    state.loadStatus = state.pagination.list.length < state.pagination.total ? 'more' : 'noMore';
	}

	function onApply(orderId) {
		uni.showModal({
			title: '提示',
			content: '确定要取消此申请吗？',
			success: async function(res) {
				if (!res.confirm) {
          return;
				}
        const { code } = await AfterSaleApi.cancelAfterSale(orderId);
        if (code === 0) {
          state.pagination = paginationNull
          await getOrderList();
        }
			},
		});
	}

	onLoad(async (options) => {
		if (options.type) {
			state.currentTab = options.type;
		}
		await getOrderList();
	});

	// 加载更多
	function loadMore() {
    if (state.loadStatus === 'noMore') {
      return
    }
    state.pagination.pageNo++;
    getOrderList();
	}

	// 上拉加载更多
	onReachBottom(() => {
		loadMore();
	});
</script>

<style lang="scss" scoped>
	.list-box {
		background-color: #fff;

		.order-head {
			padding: 0 25rpx;
			height: 77rpx;
		}

		.apply-box {
			height: 82rpx;

			.title {
				font-size: 24rpx;
			}

			.value {
				font-size: 22rpx;
				color: $dark-6;
			}
		}

		.tool-btn-box {
			height: 100rpx;

			.tool-btn {
				width: 160rpx;
				height: 60rpx;
				background: #f6f6f6;
				border-radius: 30rpx;
				font-size: 26rpx;
				font-weight: 400;
			}
		}
	}
</style>