<template>
    <div v-if="showShopList" class="shop-list">
        <div class="shop-prompt">
            <van-cell title="请选择机柜地址：" center />
        </div>
        <van-row :gutter="[10, 10]" class="shop-row" justify="start">
            <van-col v-for="shop in shopList" :key="shop.shopId" span="12" class="shop-col">
                <div class="shop-item" @click="handleShopSelect(shop.shopId)">
                    <div class="shop-info">
                        <van-icon name="shop-o" size="20" class="shop-icon" />
                        <div class="shop-name van-ellipsis">{{ shop.shopName }}</div>
                    </div>
                </div>
            </van-col>
            <van-col v-if="shopList.length % 2 === 0" span="12" class="shop-col"></van-col>
        </van-row>
    </div>
    <div v-else class="cabinet-container van-safe-area-bottom">
        <div class="left-container">
            <van-button icon="revoke" type="default" class="showShopListBtn" @click="handleBackToShopList">重选地址</van-button>
            <van-sidebar v-model="activeCabinet" class="cabinet-sidebar" @change="onCabinetChange">
                <van-sidebar-item v-for="cabinet in cabinetList" :key="cabinet.cabinetId" :title="cabinet.cabinetName" />
            </van-sidebar>
        </div>

        <div class="product-list">
            <van-cell v-for="locker in lockerList" :key="locker.lockerId" class="product-item">
                <template #icon>
                    <div class="image-container">
                        <van-image width="80" height="80"
                            :src="locker.coverImg ? locker.coverImg : `${publicPath}` + 'img/product-image.svg'"
                            fit="cover" radius="4" class="product-image"
                            :style="{ filter: locker.stock === 0 ? 'grayscale(100%)' : 'none' }">
                        </van-image>
                        <div v-if="locker.stock >= 0" class="stock-overlay">
                            库存: {{ locker.stock }}
                        </div>
                    </div>
                </template>
                <div class="product-info">
                    <div class="goods-info">
                        <div v-if="locker.goodsName">
                            <div class="info-row">
                                <div class="locker-number">格口 {{ locker.cellNo }}</div>
                                <div class="goods-price">¥{{ (locker.price || 0).toFixed(2) }}</div>
                            </div>
                            <div class="goods-name">{{ locker.goodsName }}</div>
                        </div>
                        <div v-else>
                            <div class="info-row">
                                <div class="locker-number">格口 {{ locker.cellNo }}</div>
                                <div class="goods-price">¥0.00</div>
                            </div>
                            <div class="goods-name">空闲</div>
                        </div>
                    </div>
                    <div class="button-group">
                        <van-button size="small" type="primary" class="detail-btn" @click="showBindGoods(locker)">
                            绑定商品
                        </van-button>

                        <van-button size="small" plain hairline :loading="openingLockerId === locker.lockerId"
                            @click="handleOpenLocker(locker)">
                            立即开启
                        </van-button>
                    </div>
                </div>
            </van-cell>
        </div>
        
        <VanPopup v-model:show="showBindGoodsPopup" position="bottom" :style="{ height: '95%' }" round>
            <BindGoods 
    v-if="currentLocker" 
    :shop-id="shopId" 
    :locker-id="currentLocker.lockerId" 
    :visible="showBindGoodsPopup" 
    :current-stock="currentLocker.stock" 
    :current-goods-name="currentLocker.goodsName" 
    :mode="selectedShop?.mode"
    @cancel="showBindGoodsPopup = false" 
    @success="handleBindSuccess" 
    @unbind="handleBindSuccess" 
    @update:currentStock="handleStockUpdate" 
/>
        </VanPopup>
    </div>
</template>

<script setup lang="ts">
import { throttle } from 'lodash-es';
import { ref, onMounted, onBeforeUnmount, watch } from 'vue';
import { getShopListApi } from '@/common/apis/shop';
import { ShopEntity } from '@/common/apis/shop/type';
import { getCabinetDetailApi, openCabinet, changeGoodsCellsStock, clearGoodsCells } from '@/common/apis/cabinet';
import type { CabinetDetailDTO } from '@/common/apis/cabinet/type';
import { useWxStore, useWxStoreOutside } from '@/pinia/stores/wx';
import { publicPath } from "@/common/utils/path";
import BindGoods from './components/BindGoods.vue';
import VanPopup from 'vant/es/popup';
import { showDialog, showToast } from 'vant';

const wxStore = useWxStore();
const { userid: qyUserid, name: qyName } = storeToRefs(wxStore);

const activeCabinet = ref(0)
const cabinetList = ref<CabinetItem[]>([])
const lockerList = ref<LockerItem[]>([])
const openingLockerId = ref<number | null>(null)
const showBindGoodsPopup = ref(false)
const currentLocker = ref<LockerItem | null>(null)
const cabinetData = ref<CabinetDetailDTO[]>([]);
const scrollContainer = ref<HTMLElement>();
// 机柜地址选择相关状态
const showShopList = ref(true);
const shopList = ref<ShopEntity[]>([]);
const shopId = ref<number>(0);
const selectedShop = ref<ShopEntity | null>(null);
const headerHeight = ref(150);
let scrollListener: any[] = [];

interface CabinetItem {
    cabinetId: number
    cabinetName: string
    lockControlNo: number
}

interface LockerItem {
    lockerId: number
    cellNo: number
    lockerNumber: number
    stock: number
    status: 0 | 1
    statusClass: 'available' | 'occupied'
    goodsName?: string
    price?: number
    coverImg?: string
}

// 获取机柜列表
const loadCabinetDetail = async (selectedShopId?: number) => {
    const targetShopId = selectedShopId || shopId.value;
    if (!targetShopId) return;
    try {
        const { data } = await getCabinetDetailApi(targetShopId);
        cabinetData.value = data;
        cabinetList.value = data.map(cabinet => ({
            cabinetId: cabinet.cabinetId,
            cabinetName: cabinet.cabinetName,
            lockControlNo: cabinet.lockControlNo
        }))

        // 根据当前选中柜机加载格口数据
        if (data.length > 0) {
            updateLockerList(data[activeCabinet.value])
        }
    } catch (error) {
        console.error('获取柜机详情失败:', error)
    }
}

// 更新格口列表数据
const updateLockerList = (cabinet: CabinetDetailDTO) => {
    lockerList.value = cabinet.cells.map(cell => ({
        lockerId: cell.cellId,
        cellNo: cell.cellNo,
        lockerNumber: cell.pinNo,
        stock: cell.stock,
        status: cell.product ? 1 : 0,
        statusClass: cell.product ? 'occupied' : 'available',
        goodsName: cell.product?.goodsName,
        price: cell.product?.price,
        coverImg: cell.product?.coverImg
    }))
}

// 监听侧边栏切换事件
const onCabinetChange = (index: number) => {
    activeCabinet.value = index
    if (cabinetList.value.length > index) {
        updateLockerList(cabinetData.value[index]);
    }
}

const showBindGoods = (locker: LockerItem) => {
    currentLocker.value = locker;
    showBindGoodsPopup.value = true;
}

const handleBindSuccess = () => {
    showBindGoodsPopup.value = false;
    loadCabinetDetail();
};

const handleOpenLocker = async (locker: LockerItem) => {
    openingLockerId.value = locker.lockerId
    try {
        // 调用打开柜口接口
        await openCabinet(cabinetList.value[activeCabinet.value].cabinetId, locker.lockerNumber, {
            cellId: locker.lockerId,
            userid: qyUserid.value,
            isInternal: 2,
            name: qyName.value,
            mobile: '',
            operationType: 2
        })
    } catch (error) {
        console.error('打开柜口失败:', error)
    } finally {
        openingLockerId.value = null
    }
}

// 初始化方法
const init = async () => {
    if (showShopList.value) {
        await getShopList();
    } else if (shopId.value) {
        await loadCabinetDetail();
    }
};

// 获取商店列表
const getShopList = async () => {
    try {
        const res = await getShopListApi(wxStore.corpid, -1);
        if (res?.code === 0 && res?.data?.length > 0) {
            shopList.value = res.data;
        }
    } catch (error) {
        console.error('获取商店列表失败:', error);
    }
};

// 选择商店
const handleShopSelect = (selectedShopId: number) => {
    const shop = shopList.value.find(s => s.shopId === selectedShopId);
    if (shop) {
        selectedShop.value = shop;
        shopId.value = selectedShopId;
    }
    showShopList.value = false;
    loadCabinetDetail(selectedShopId);
};

// 返回商店列表
const handleBackToShopList = () => {
    showShopList.value = true;
    shopId.value = 0;
};

// 监听滚动事件调整头部高度
const throttledScroll = throttle(() => {
    if (!scrollContainer.value) return;
    const scrollTop = scrollContainer.value.scrollTop;
    headerHeight.value = Math.max(150 - scrollTop * 0.5, 60);
}, 100);



const handleStockUpdate = (newStock: number) => {
  if (currentLocker.value) {
    currentLocker.value.stock = newStock;
  }
};

onMounted(() => {
    init();
    scrollListener.push(window.addEventListener('scroll', throttledScroll));
});

onBeforeUnmount(() => {
    scrollListener.forEach(listener => window.removeEventListener('scroll', listener));
    scrollListener = [];
});
</script>

<style lang="scss" scoped>
.image-container {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.stock-overlay {
    position: absolute;
    right: 4px;
    bottom: 4px;
    background-color: rgba(0, 0, 0, 0.6);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
}

.cabinet-container {
    display: flex;
    height: calc(100vh - var(--van-tabbar-height));
}

.left-container {
    width: 90px;
}

/* 机柜选择相关样式 */
.shop {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.shop-header {
    overflow: hidden;
    transition: height 0.3s ease;
}

.shop-cover {
    width: 100%;
    transform: translateY(calc((150px - var(--header-height)) / 2));
    scale: calc(1 + (150 - var(--header-height)) / 150);
}

.shop-list {
    .shop-prompt {
        margin: 8px;
        height: 44px !important;
        background: white;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        transition: transform 0.2s;
    }

    .shop-row {
        margin: 8px 0;
        padding: 0 8px;
    }

    .shop-col {
        margin-bottom: 8px;
    }

    .shop-item {
        height: 60px !important;
        padding: 12px;
        background: white;
        border-radius: 8px;
        overflow: hidden;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        transition: transform 0.2s;

        .shop-info {
            display: flex;
            align-items: center;
            justify-content: start;
            height: 100%;
        }

        .shop-name {
            white-space: normal;
            word-break: break-word;
            font-size: 14px;
            color: #333;
            font-weight: 500;
            margin: 2px 0 4px 4px;
            display: flex;
            align-items: center;
            justify-content: center;
            height: 100%;
        }
    }
}

.showShopListBtn {
    width: 100%;
    padding: 0;
    border: 0;
}

.cabinet-sidebar {
    width: 90px;
    height: 100%;
    overflow-y: auto;
}

.locker-grid {
    flex: 1;
    width: 100%;
    padding: 12px;
    overflow-y: auto;

    :deep(.van-grid) {
        width: 100%;
        max-width: 100%;
        padding: 0;

        .van-grid-item {
            padding: 8px;

            .van-grid-item__content {
                padding: 0;
                margin: 0;
            }
        }
    }
}

.status-overlay {
    display: flex;
    align-items: center;
    justify-content: center;

    .status-text {
        color: white;
        font-size: 16px;
        font-weight: 500;
    }
}

.locker-number {
    font-size: 14px;
    color: #666;
    margin-bottom: 4px;
}

.goods-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;

    .goods-name {
        white-space: normal;
        word-wrap: break-word;
        font-size: 12px;
        color: #666;
        line-height: 1.2;
        width: 70%;
    }

    .goods-price {
        font-size: 14px;
        color: #e95d5d;
        font-weight: bold;
        margin-top: 4px;
    }
}

.button-group {
    display: flex;
    gap: 8px;
    margin-top: 0;

    .detail-btn {
        flex: 1;
        background-color: #e95d5d;
        border: none;
    }

    :deep(.van-button--default) {
        color: #e95d5d;
        border-color: #e95d5d;
    }
}

.product-list {
    flex: 1;
    overflow-y: auto;
    padding: 10px 16px 60px;
    background: #ffffff;
}

.product-item {
    margin-bottom: 10px;
    padding: min(2.667vw, 20px) 0;
}

.product-info {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    padding-left: 3px;
}

.goods-name {
    text-align: left;
}

.button-group {
    padding: 4px;
}

.button-group .van-button {
    font-size: 12px;
    height: 24px;
    line-height: 22px;
}

:deep(.van-button) {
    --van-button-mini-height: 24px;
    --van-button-mini-padding: 0 8px;
}

.locker-number {
    font-size: 14px;
    color: #333;
    line-height: 1.4;
    text-align: left;
}

.goods-price {
    font-size: 16px;
    color: #e95d5d;
    font-weight: bold;
    text-align: left;
}

.button-group {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.detail-btn {
    flex: 1;
    background-color: #e95d5d;
    border: none;
}

:deep(.van-button--default) {
    color: #e95d5d;
    border-color: #e95d5d;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.adjust-btn {
  background-color: #4e80ee;
  border: none;
}

.unbind-btn {
  color: #999;
  border-color: #999;
}
</style>