<template>
  <div class="p-2">
    <transition :enter-active-class="proxy?.animate.searchAnimate.enter" :leave-active-class="proxy?.animate.searchAnimate.leave">
      <div v-show="showSearch" class="mb-[10px]">
        <el-card shadow="hover">
          <el-form ref="queryFormRef" :model="queryParams" :inline="true">
            <el-form-item>
              <el-form-item label="商品" prop="productId">
                <el-select v-model="queryParams.productId" placeholder="请选择关联的商品" filterable clearable style="width: 100%">
                  <el-option v-for="item in productOptions" :key="item.id" :label="item.name" :value="item.id" />
                </el-select>
              </el-form-item>
              <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
              <el-button icon="Refresh" @click="resetQuery">重置</el-button>
            </el-form-item>
          </el-form>
        </el-card>
      </div>
    </transition>

    <el-card shadow="never">
      <template #header>
        <el-row :gutter="10" class="mb8">
          <el-col :span="1.5">
            <el-button type="primary" plain icon="Plus" @click="handleAdd" v-hasPermi="['physical:productBanner:add']">新增</el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button type="success" plain icon="Edit" :disabled="single" @click="handleUpdate()" v-hasPermi="['physical:productBanner:edit']"
              >修改</el-button
            >
          </el-col>
          <el-col :span="1.5">
            <el-button type="danger" plain icon="Delete" :disabled="multiple" @click="handleDelete()" v-hasPermi="['physical:productBanner:remove']"
              >删除</el-button
            >
          </el-col>
          <!--          <el-col :span="1.5">
            <el-button type="warning" plain icon="Download" @click="handleExport" v-hasPermi="['system:productBanner:export']">导出</el-button>
          </el-col>-->
          <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
        </el-row>
      </template>

      <el-table v-loading="loading" border :data="productBannerList" @selection-change="handleSelectionChange">
        <el-table-column type="selection" width="55" align="center" />
        <el-table-column label="编号" align="center" prop="id" v-if="true" />
        <el-table-column label="图片" align="center" width="90">
          <template #default="scope">
            <el-image
              v-if="scope.row.imageUrl"
              :src="scope.row.imageUrl"
              style="width: 40px; height: 40px; border-radius: 4px; cursor: zoom-in"
              :preview-src-list="[scope.row.imageUrl]"
              :preview-teleported="true"
              fit="cover"
            />
            <span v-else></span>
          </template>
        </el-table-column>
        <el-table-column label="关联的商品" align="center" prop="productName" />
        <el-table-column label="状态" align="center" prop="status">
          <template #default="scope">
            <el-tag :type="scope.row.status === 'online' ? 'success' : 'danger'" style="cursor: pointer">
              {{ scope.row.status === 'online' ? '上线' : '下线' }}
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column label="排序序号" align="center" prop="sortOrder" />
        <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-tooltip content="修改" placement="top">
              <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['physical:productBanner:edit']"></el-button>
            </el-tooltip>
            <el-tooltip content="删除" placement="top">
              <el-button
                link
                type="primary"
                icon="Delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['physical:productBanner:remove']"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>

      <pagination v-show="total > 0" :total="total" v-model:page="queryParams.pageNum" v-model:limit="queryParams.pageSize" @pagination="getList" />
    </el-card>
    <!-- 添加或修改实物商品轮播广告图对话框 -->
    <el-dialog :title="dialog.title" v-model="dialog.visible" width="500px" append-to-body>
      <el-form ref="productBannerFormRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="图片" prop="imageUrl">
          <div class="upload-container">
            <el-upload
              class="upload-icon"
              action="#"
              :on-change="handleImageUrlChange"
              :on-remove="handleImageUrlRemove"
              :file-list="imageUrlFileList"
              :auto-upload="false"
              :limit="1"
              accept="image/*"
            >
              <template #trigger>
                <el-button type="primary">点击选择图片</el-button>
              </template>

              <template #default>
                <div class="preview-area" @click="handleImageUrlPreviewClick">
                  <img
                    v-if="imageUrlPreviewUrl || form.imageUrl"
                    :src="imageUrlPreviewUrl || form.imageUrl"
                    alt="预览图"
                    style="max-width: 100px; max-height: 100px; margin-top: 10px; cursor: pointer"
                  />
                  <div v-else style="margin-top: 10px; color: #999">无图片</div>
                </div>
              </template>

              <template #tip>
                <div class="el-upload__tip">
                  <span v-if="imageUrlFileList.length > 0">当前已选文件：{{ imageUrlFileList[0].name }}</span>
                </div>
              </template>
            </el-upload>
          </div>
        </el-form-item>
        <el-form-item label="商品" prop="productId">
          <el-select v-model="form.productId" placeholder="请选择关联的商品" filterable clearable style="width: 100%">
            <el-option v-for="item in productOptions" :key="item.id" :label="item.name" :value="item.id" />
          </el-select>
        </el-form-item>
        <el-form-item label="排序序号" prop="sortOrder">
          <el-input v-model="form.sortOrder" placeholder="请输入排序序号，越小越靠前" />
        </el-form-item>
        <el-form-item label="状态" prop="status">
          <el-select v-model="form.status" placeholder="请选择状态">
            <el-option label="上线" value="online" />
            <el-option label="下线" value="offline" />
          </el-select>
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="ProductBanner" lang="ts">
import { listProductBanner, getProductBanner, delProductBanner, addProductBanner, updateProductBanner } from '@/api/system/physical/productBanner';
import { ProductBannerVO, ProductBannerQuery, ProductBannerForm } from '@/api/system/physical/productBanner/types';
import { uploadTournament } from '@/api/system/business/tournaments';
import { selectPhysicalMerchantProductList } from '@/api/system/physical/merchantItem';
import { MerchantItemVO } from '@/api/system/physical/merchantItem/types';
const { proxy } = getCurrentInstance() as ComponentInternalInstance;

const productBannerList = ref<ProductBannerVO[]>([]);
const buttonLoading = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref<Array<string | number>>([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);

const queryFormRef = ref<ElFormInstance>();
const productBannerFormRef = ref<ElFormInstance>();

// 图片 URL 上传相关
const imageUrlFileList = ref<any[]>([]);
const imageUrlPreviewUrl = ref('');

const dialog = reactive<DialogOption>({
  visible: false,
  title: ''
});

const initFormData: ProductBannerForm = {
  id: undefined,
  imageUrl: undefined,
  productId: undefined,
  sortOrder: undefined,
  status: 'online',
  createdAt: undefined,
  updatedAt: undefined,
  deletedAt: undefined
};
const data = reactive<PageData<ProductBannerForm, ProductBannerQuery>>({
  form: { ...initFormData },
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    imageUrl: undefined,
    productId: undefined,
    sortOrder: undefined,
    status: undefined,
    createdAt: undefined,
    updatedAt: undefined,
    deletedAt: undefined,
    params: {}
  },
  rules: {
    id: [{ required: true, message: '主键ID不能为空', trigger: 'blur' }],
    imageUrl: [{ required: true, message: '图片地址不能为空', trigger: 'blur' }],
    productId: [{ required: true, message: '关联的商品不能为空', trigger: 'blur' }],
    status: [{ required: true, message: '状态不能为空', trigger: 'change' }]
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询实物商品轮播广告图列表 */
const getList = async () => {
  loading.value = true;
  const res = await listProductBanner(queryParams.value);
  productBannerList.value = res.rows;
  total.value = res.total;
  loading.value = false;
};

/** 取消按钮 */
const cancel = () => {
  reset();
  dialog.visible = false;
};

/** 表单重置 */
const reset = () => {
  form.value = { ...initFormData };
  productBannerFormRef.value?.resetFields();
};

/** 搜索按钮操作 */
const handleQuery = () => {
  queryParams.value.pageNum = 1;
  getList();
};

/** 重置按钮操作 */
const resetQuery = () => {
  queryFormRef.value?.resetFields();
  handleQuery();
};

/** 多选框选中数据 */
const handleSelectionChange = (selection: ProductBannerVO[]) => {
  ids.value = selection.map((item) => item.id);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
};

/** 新增按钮操作 */
const handleAdd = () => {
  reset();
  dialog.visible = true;
  dialog.title = '添加';
};

/** 修改按钮操作 */
const handleUpdate = async (row?: ProductBannerVO) => {
  reset();
  const _id = row?.id || ids.value[0];
  const res = await getProductBanner(_id);
  Object.assign(form.value, res.data);
  dialog.visible = true;
  dialog.title = '修改';
};

/** 提交按钮 */
const submitForm = () => {
  productBannerFormRef.value?.validate(async (valid: boolean) => {
    if (valid) {
      buttonLoading.value = true;
      if (form.value.id) {
        await updateProductBanner(form.value).finally(() => (buttonLoading.value = false));
      } else {
        await addProductBanner(form.value).finally(() => (buttonLoading.value = false));
      }
      proxy?.$modal.msgSuccess('操作成功');
      dialog.visible = false;
      await getList();
    }
  });
};

/** 删除按钮操作 */
const handleDelete = async (row?: ProductBannerVO) => {
  const _ids = row?.id || ids.value;
  await proxy?.$modal.confirm('是否确认删除编号为"' + _ids + '"的数据项？').finally(() => (loading.value = false));
  await delProductBanner(_ids);
  proxy?.$modal.msgSuccess('删除成功');
  await getList();
};

/** 导出按钮操作 */
const handleExport = () => {
  proxy?.download(
    'physical/productBanner/export',
    {
      ...queryParams.value
    },
    `productBanner_${new Date().getTime()}.xlsx`
  );
};

onMounted(() => {
  getList();
  loadProductOptions();
});

// 图片 URL 上传处理
const handleImageUrlChange = async (file: any) => {
  const index = imageUrlFileList.value.findIndex((f) => f.uid === file.uid);
  imageUrlFileList.value = [];

  if (file.raw) {
    imageUrlPreviewUrl.value = URL.createObjectURL(file.raw);
  }

  if (index === -1) {
    imageUrlFileList.value.push(file);
  }

  try {
    const rawFile = file.raw;
    const res = await uploadTournament(rawFile);
    if (res.code === 200) {
      imageUrlFileList.value[index] = {
        ...file,
        status: 'success',
        response: res.data.url
      };
      form.value.imageUrl = imageUrlFileList.value[index].response;
      imageUrlPreviewUrl.value = imageUrlFileList.value[index].response;
      ElMessage.success('上传成功');
    } else {
      throw new Error(res.msg);
    }
  } catch (error) {
    imageUrlFileList.value[index] = {
      ...file,
      status: 'fail',
      error: '上传失败'
    };
    ElMessage.error('上传失败，请重试');
  }
};

// 图片 URL 移除处理
const handleImageUrlRemove = () => {
  imageUrlFileList.value = [];
  imageUrlPreviewUrl.value = '';
  form.value.imageUrl = '';
};

// 图片 URL 预览点击
const handleImageUrlPreviewClick = () => {
  if (imageUrlPreviewUrl.value || form.value.imageUrl) {
    ElMessageBox.alert(`<img src="${imageUrlPreviewUrl.value || form.value.imageUrl}" style="max-width: 100%;" />`, '图片预览', {
      dangerouslyUseHTMLString: true,
      confirmButtonText: '关闭'
    });
  }
};
// 商品选项列表
const productOptions = ref<MerchantItemVO[]>([]);
/** 加载商品选项列表 */
const loadProductOptions = async () => {
  try {
    const res = await selectPhysicalMerchantProductList();
    if (res.code === 200 && Array.isArray(res.data)) {
      productOptions.value = res.data;
    } else if (Array.isArray(res)) {
      productOptions.value = res;
    }
  } catch (error) {
    console.error('加载商品列表失败:', error);
    proxy?.$modal.msgError('加载商品列表失败');
  }
};
// ... existing code ...
</script>
