<template>
  <div class="app-container customer-control">
    <div class="container-custom">
      <!-- 搜索栏 -->
      <div ref="searchBarRef" class="search-box">
        <div class="search-bar">
          <div class="search-bar-left">
            <div class="order-tab" style="margin-top: -10px">
              <el-tabs v-model="activeCurrent" @tab-click="tabChange">
                <el-tab-pane
                  v-for="t in bottomList"
                  :key="t.id"
                  :label="t.title + t.value"
                  :name="t.id"
                >
                </el-tab-pane>
              </el-tabs>
            </div>
            <el-form
              ref="searchForm"
              :inline="true"
              :model="formInline"
              class="demo-form-inline"
              :label-width="'auto'"
            >
              <el-form-item label="商品名称" prop="goodName">
                <el-input
                  v-model="formInline.goodName"
                  placeholder="请输入商品名称"
                  clearable
                />
              </el-form-item>
              <el-form-item
                label="商品分类"
                prop="goodCategoryId"
                class="custom-form-inline"
              >
                <!-- <el-select v-model="formInline.goodCategoryId" placeholder="请选择" clearable>
                  <el-option v-for="item in goodsCategoryList" :key="item.id" :value="item.id" :label="item.name" />
                </el-select> -->
                <el-cascader
                  v-model="formInline.goodCategoryId"
                  :options="goodsOptions"
                  :props="cascaderProps"
                  placeholder="请选择省市区"
                  clearable
                />
              </el-form-item>
              <!-- <el-form-item label="商品品牌" prop="storeId">
                <el-select v-model="formInline.storeId" placeholder="请选择" clearable>
                  <el-option v-for="item in goodsBrandList" :key="item.id" :value="item.id" :label="item.name" />
                </el-select>
              </el-form-item> -->
            </el-form>
          </div>
          <div class="search-bar-right">
            <el-button type="primary" icon="Search" @click="onSubmit"
              >查询</el-button
            >
            <el-button
              icon="Refresh"
              style="margin: 16px 0 0 0"
              @click="resetForm"
              >重置</el-button
            >
          </div>
        </div>
      </div>
      <!-- 表格 -->
      <div class="table-cont" :style="{ height: tableViewportHeight + 'px' }">
        <div class="table-toolbar">
          <el-button
            icon="delete"
            @click="batchDelete"
            :disabled="btnStatus"
            style="margin-right: 10px"
            >批量删除</el-button
          >
          <router-link to="/goods/goodsManage/addGoods">
            <el-button type="primary" icon="plus" @click="onSubmit"
              >新增商品</el-button
            >
          </router-link>
        </div>
        <tableComponent
          :table-data="tableData"
          :columns="columns"
          :show-border="false"
          :show-selection="true"
          :header-cell-class-name="getHeaderClass"
          @page-change="handlePaginationChange"
          :loading="tableLoading"
          @selection-change="handleSelectionChange"
          :total="tableTotal"
          :current-page="formInline.current"
          :page-size="formInline.size"
          :showSort="true"
          :rowkey="'goodId'"
        >
          <!-- 自定义-图片 -->
          <template #goodUrl="slotProps">
            <div class="table-cell-img-box">
              <img :src="slotProps.row.goodUrl" class="table-cell-img" alt="" />
            </div>
          </template>
          <!-- 自定义 - 序号 -->
          <template #sort="slotProps">
            <span v-if="slotProps.row.goodPrice"
              >￥{{ slotProps.row.goodPrice }}</span
            >
          </template>

          <!-- 自定义-状态 -->
          <template #isListed="slotProps">
            <span v-if="slotProps.row.isListed == 0" class="color-blue"
              >待上架</span
            >
            <span v-else-if="slotProps.row.isListed == 1" class="color-black"
              >已上架</span
            >
            <span v-else-if="slotProps.row.isListed == 2" class="color-green"
              >上架</span
            >
            <span v-else-if="slotProps.row.isListed == 3" class="color-red"
              >下架</span
            >
            <span v-else-if="slotProps.row.isListed == 4" class="color-orange"
              >审核中</span
            >
          </template>

          <!-- 自定义-操作 -->
          <template #action="slotProps">
            <el-button
              text
              class="el-button-custom"
              @click="seeDetails(slotProps.row)"
              >详情</el-button
            >
            <el-button
              text
              v-if="slotProps.row.isListed == 0"
              class="el-button-custom"
              @click="toUpload(slotProps.row)"
              >上架</el-button
            >
            <el-button
              text
              v-if="slotProps.row.isListed == 1"
              class="el-button-custom"
              @click="toDownload(slotProps.row)"
              >下架</el-button
            >
            <el-button
              text
              class="el-button-custom"
              @click="handleEdit(slotProps.row)"
              >编辑</el-button
            >
            <el-button
              text
              class="el-button-delete"
              @click="handleDelete(slotProps.row)"
              >删除</el-button
            >
          </template>
        </tableComponent>
      </div>
    </div>
  </div>
</template>
<script setup>
import { ref, reactive, computed, onMounted, onBeforeUnmount } from "vue";
import tableComponent from "@/components/tableComponent.vue";
import Mock from "mockjs";
import {
  getGoodManageInfo,
  getGoodType,
  goodDelete,
  getGoodManageCount,
  goodUpAndDown,
} from "@/api/goods/info";
import { id } from "element-plus/es/locales.mjs";
import { ElMessage } from "element-plus";
const route = useRoute();
const router = useRouter();
const { proxy } = getCurrentInstance();

const formInline = reactive({
  goodName: "",
  goodCategoryId: [],
  storeId: "",
  type: "1",
  current: 1,
  size: 10,
});
const goodsCategoryList = ref([
  { name: "蔬菜", id: 1 },
  { name: "肥料", id: 2 },
  { name: "农药", id: 3 },
]);
const goodsBrandList = ref([
  { name: "品牌1", id: 1 },
  { name: "品牌2", id: 2 },
  { name: "品牌3", id: 3 },
]);

const searchForm = ref(null);
const onSubmit = () => {
  console.log("submit!");
  formInline.current = 1;
  console.log(formInline);
  loadData();
};
const resetForm = () => {
  searchForm.value.resetFields();
};

let activeCurrent = ref("1");
let bottomList = reactive([
  { title: "全部", id: "1", value: "" },
  { title: "已上架", id: "2", value: "" },
  { title: "已下架", id: "3", value: "" },
]);
const tabChange = (Event) => {
  console.log(Event.index);
  if (Event.index == "0") {
    // 请求全部
    formInline.type = "1";
  } else if (Event.index == "1") {
    // 请求已上架
    formInline.type = "2";
  } else if (Event.index == "2") {
    // 请求已下架
    formInline.type = "3";
  }
  loadData();
};

// 表格数据
const tableData = ref([]);
const selectedIds = ref([]);
const btnStatus = computed(() => {
  return selectedIds.value.length <= 0;
});
const tableLoading = ref(false);
const tableTotal = ref(0);
let nowClickRow = ref({});
// 列配置
const columns = ref([]);
const columns1 = ref([
  { prop: "goodId", label: "ID", width: "150" },
  { prop: "goodUrl", label: "商品图片", slotName: "goodUrl" },
  { prop: "goodName", label: "商品名称", width: "120" },
  { prop: "categoryName", label: "分类名称" },
  { prop: "goodPrice", label: "商品售价" },
  { prop: "salesVolume", label: "销量" },
  { prop: "pageView", label: "浏览量" },
  { prop: "stock", label: "库存" },
  { prop: "isListed", label: "状态", slotName: "isListed" },
  {
    prop: "action",
    label: "操作",
    slotName: "action",
    width: 200,
    fixed: "right",
  },
]);

// 生成食物主题昵称
const generateFoodNickname = () => {
  // 食物名词（仅限食物）
  const foods = [
    "辣椒",
    "西瓜",
    "土豆",
    "番茄",
    "黄瓜",
    "苹果",
    "蛋糕",
    "面包",
    "披萨",
    "冰淇淋",
    "奶茶",
    "咖啡",
    "啤酒",
    "炸鸡",
  ];

  // 随机组合：形容词 + 食物
  return Mock.mock(`@pick(${foods})`);
};
// 生成模拟数据
const generateMockData = () => {
  return Mock.mock({
    "list|10": [
      {
        "id|+1": 10000,
        "goodId|+1": 10000,
        "sort|+1": 1,
        goodUrl: " @image", //商品图片
        goodName: () => generateFoodNickname(), //商品名称
        categoryName: '@pick(["蔬菜", "肥料", "农药"])', //分类名称
        goodPrice: "@float(10, 200, 2, 2)", //商品售价
        salesVolume: "@integer(1000, 20000)", //销量
        pageView: Mock.mock("@id").toString().slice(0, 6), //浏览量
        stock: "@integer(5000, 90000)", //库存
        isListed: "@pick([0, 1, 2, 3, 4])", //状态
        ordersNums: "@integer(10, 200)",
      },
    ],
  }).list;
};
// 加载数据
const loadData = async () => {
  tableLoading.value = true;
  // 测试
  // tableData.value = generateMockData();
  // tableTotal.value = tableData.value.length;
  // console.log(tableData.value);

  let prams = { ...formInline };
  prams.goodCategoryId =
    formInline.goodCategoryId[prams.goodCategoryId.length - 1];

  try {
    let response = await getGoodManageInfo(prams);
    console.log(response);
    if (response.code == 200) {
      tableData.value = response.data.records;
      tableTotal.value = response.data.total;
    }
  } catch (error) {
    console.log(error);
  }
  tableLoading.value = false;
};

// 自定义表头类名,也可以在columns指定列中添加headerClassName: 'custom-header'
const getHeaderClass = ({ column }) => {
  return "custom-header";
};
// 分页变化
const handlePaginationChange = ({ page, pageSize }) => {
  console.log("分页变化:", page, pageSize);
  formInline.current = page;
  formInline.size = pageSize;
  // 这里可以调用API获取新数据
  loadData();
};
// 多选框变化
const handleSelectionChange = (selection, ids) => {
  console.log("选中项:", selection, ids);
  selectedIds.value = ids;
};

// 查看详情
const seeDetails = (row) => {
  nowClickRow.value = row;
  console.log("要查看详情的行:", row);
};
const toUpload = async (row) => {
  console.log("上架:", row);
  goodsUpAndDown(row.goodId, 2);
};
const toDownload = (row) => {
  console.log("下架:", row);
  goodsUpAndDown(row.goodId, 3);
};
const goodsUpAndDown = async (id, isListed) => {
  // 2->上架，3->下架
  let res = await goodUpAndDown({ id: id, isListed: isListed });
  let text = isListed == 2 ? "上架" : "下架";
  if (res.code == 200) {
    ElMessage.success(`${text}成功`);
    loadData();
  } else {
    ElMessage.error(res.msg);
  }
};
// 编辑操作
const handleEdit = (row) => {
  nowClickRow.value = row;
  console.log("要编辑的行:", row);
  // 跳转路由并携带参数，行数据，和query的值edit
  router.push({
    path: "/goods/goodsManage/editGoods",
    query: { goodId: row.goodId },
  });
};
// 删除操作
const handleDelete = async (row) => {
  deleteGoods(row.goodId)
};
// 批量删除
const batchDelete = async () => {
  console.log("要删除的行:", selectedIds.value);
  deleteGoods(selectedIds.value.join(","))
};
const deleteGoods = async (param) => { 
  try {
    tableLoading.value = true;
    let res = await goodDelete(param);
    tableLoading.value = false;
    if (res.code == 200) {
      ElMessage.success("删除成功");
      loadData();
    } else {
      ElMessage.error(res.msg);
    }
  } catch (error) {
    tableLoading.value = false;
  }
};

// 级联选择器配置
const cascaderProps = ref({
  label: "name", // 选项标签字段名
  value: "id", // 选项值字段名
  children: "children", // 子选项字段名
  emitPath: true,
  expandTrigger: "hover",
});
const goodsOptions = ref([]);
const getGoodTypeList = async () => {
  try {
    let response = await getGoodType();
    console.log(response);
    if (response.code == 200) {
      goodsOptions.value = response.data;
    }
  } catch (error) {
    console.log(error);
  }
};

const getGoodsManageCount = async () => {
  try {
    let response = await getGoodManageCount();
    if (response.code == 200) {
      bottomList[0].value = `(${response.data?.allGoodCount ?? ""})`;
      bottomList[1].value = `(${response.data?.alreadyListedCount ?? ""})`;
      bottomList[2].value = `(${response.data?.removedCount ?? ""})`;
    }
  } catch (error) {
    console.log(error);
  }
};

const titleRef = ref(null);
const searchBarRef = ref(null);
const tableViewportHeight = ref(0);
// 精确计算可用高度
const calculateTableHeight = () => {
  // 获取窗口总高度
  const windowHeight = window.innerHeight;

  // 获取各组件高度
  const headerHeight = titleRef.value?.$el?.offsetHeight || 0;
  const searchBarHeight = searchBarRef.value?.offsetHeight || 0;

  // 计算容器内边距补偿（根据实际样式调整）
  const paddingCompensation = 130;

  // 最终计算
  tableViewportHeight.value =
    windowHeight - headerHeight - searchBarHeight - paddingCompensation;
  // console.log(tableViewportHeight.value);
};
// 组件挂载时加载数据
onMounted(() => {
  columns.value = columns1.value;
  loadData();
  getGoodTypeList();
  getGoodsManageCount();

  calculateTableHeight();

  // 添加响应式监听
  window.addEventListener("resize", calculateTableHeight);

  // 监听DOM变化（适用于动态变化的header/searchbar）
  const observer = new ResizeObserver(calculateTableHeight);
  if (titleRef.value?.$el) observer.observe(titleRef.value.$el);
  if (searchBarRef.value) observer.observe(searchBarRef.value);
});
onBeforeUnmount(() => {
  window.removeEventListener("resize", calculateTableHeight);
});
</script>
<style lang="scss" scoped>
.table-toolbar {
  width: 300px;
  height: 50px;
  position: absolute;
  right: 0;
  top: 0;
  display: flex;
  justify-content: end;
  padding: 14px 16px 0 0;
}
</style>
