<template>
  <div class="app-container">
    <el-form
      :model="queryParams"
      ref="queryRef"
      :inline="true"
      v-show="showSearch"
    >
      <el-form-item label="广告标题" prop="title">
        <el-input
          v-model="queryParams.title"
          placeholder="请输入广告标题"
          clearable
          style="width: 200px"
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="广告位置" prop="positionId">
        <el-select
          v-model="queryParams.positionId"
          placeholder="广告类型"
          clearable
          style="width: 200px"
        >
          <el-option
            v-for="dict in adSelectList"
            :key="dict.value"
            :label="dict.label"
            :value="dict.value"
          />
        </el-select>
      </el-form-item>
      <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-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button type="primary" plain icon="Plus" @click="handleAdd"
          >新增</el-button
        >
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          >删除</el-button
        >
      </el-col>
      <right-toolbar
        v-model:showSearch="showSearch"
        @queryTable="getList"
      ></right-toolbar>
    </el-row>

    <el-table
      v-loading="loading"
      :data="adList"
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="序号" align="center" prop="id" width="100" />
      <el-table-column
        label="广告标题"
        align="center"
        prop="title"
        :show-overflow-tooltip="true"
      />
      <el-table-column
        label="广告位置"
        align="center"
        prop="positionId"
        width="100"
      >
        <template #default="scope">
          <template v-for="dict in adSelectList" :key="dict.value">
            <el-tag v-if="dict.value == scope.row.positionId">{{
              dict.label
            }}</el-tag>
          </template>
        </template>
      </el-table-column>
      <el-table-column
        label="广告链接"
        align="center"
        prop="link"
        width="220"
      />
      <el-table-column label="排序" align="center" prop="sort" width="100" />
      <el-table-column label="状态" align="center" prop="status" width="100">
        <template #default="scope">
          <dict-tag :options="sys_normal_disable" :value="scope.row.status" />
        </template>
      </el-table-column>
      <el-table-column
        label="创建者"
        align="center"
        prop="createBy"
        width="100"
      />
      <el-table-column
        label="创建时间"
        align="center"
        prop="createTime"
        width="160"
      />
      <el-table-column
        label="操作"
        align="center"
        class-name="small-padding fixed-width"
      >
        <template #default="scope">
          <el-button
            link
            type="primary"
            icon="Edit"
            @click="handleUpdate(scope.row)"
            >修改</el-button
          >
          <el-button
            link
            type="primary"
            icon="Delete"
            @click="handleDelete(scope.row)"
            >删除</el-button
          >
        </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"
    />

    <!-- 添加或修改广告对话框 -->
    <el-dialog :title="title" v-model="open" width="780px" append-to-body>
      <el-form ref="adRef" :model="form" :rules="rules" label-width="100px">
        <el-row>
          <el-col :span="12">
            <el-form-item label="广告标题" prop="title">
              <el-input v-model="form.title" placeholder="请输入广告标题" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="广告位置" prop="positionId">
              <el-select v-model="form.positionId" placeholder="请选择">
                <el-option
                  v-for="dict in adSelectList"
                  :key="dict.value"
                  :label="dict.label"
                  :value="dict.value"
                ></el-option>
              </el-select>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="广告链接" prop="link">
              <el-input v-model="form.link" placeholder="请输入广告链接" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="状态">
              <el-radio-group v-model="form.status">
                <el-radio
                  v-for="dict in sys_normal_disable"
                  :key="dict.value"
                  :value="dict.value"
                  >{{ dict.label }}</el-radio
                >
              </el-radio-group>
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="12">
            <el-form-item label="排序" prop="sort">
              <el-input-number
                v-model="form.sort"
                controls-position="right"
                :min="0"
              />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="备注">
              <el-input
                v-model="form.remark"
                :rows="3"
                resize="none"
                type="textarea"
                placeholder="请输入备注"
              />
            </el-form-item>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="24">
            <el-form-item label="广告图片" prop="image">
              <el-upload
                class="avatar-uploader"
                action="/dev-api/dh/ad/upload"
                :headers="{
                  Authorization: 'Bearer ' + getToken(),
                }"
                :show-file-list="false"
                :on-success="handleAvatarSuccess"
              >
                <img v-if="imageUrl" :src="imageUrl" class="avatar" />
                <el-icon v-else class="avatar-uploader-icon"><Plus /></el-icon>
              </el-upload>
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button 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="Notice">
import {
  getAdList,
  updateAd,
  addAd,
  delAd,
  getAdPosition,
} from "@/api/advertising";
import { ref } from "vue";
import { getToken } from "@/utils/auth";
const { proxy } = getCurrentInstance();
const { sys_normal_disable } = proxy.useDict("sys_normal_disable");
const imageUrl = ref("");
const adSelectList = ref([
  { label: "顶部轮播", value: 0 },
  { label: "中部轮播", value: 1 },
  { label: "底部轮播", value: 2 },
  { label: "左侧悬浮区", value: 3 },
  { label: "右侧悬浮区", value: 4 },
  { label: "图片广告", value: 5 },
  { label: "文字广告", value: 6 },
  { label: "视频广告", value: 7 },
]);

const adList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    title: undefined,
    createBy: undefined,
    status: undefined,
    positionId: undefined,
  },
  rules: {
    title: [{ required: true, message: "广告标题不能为空", trigger: "blur" }],
    positionId: [
      { required: true, message: "广告类型不能为空", trigger: "change" },
    ],
  },
});

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

/** 查询广告列表 */
function getList() {
  loading.value = true;
  getAdList(queryParams.value).then((response) => {
    adList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

/** 取消按钮 */
function cancel() {
  open.value = false;
  reset();
}

function getPositionList() {
  getAdPosition().then((response) => {
    adSelectList.value = response.rows?.map((item) => {
      return {
        label: item.name,
        value: item.id,
      };
    });
    console.log(adSelectList.value);
  });
}

// 上传广告封面成功回调
function handleAvatarSuccess(res, file) {
  imageUrl.value = URL.createObjectURL(file.raw);
  form.value.image = res.imgUrl;
}

/** 表单重置 */
function reset() {
  form.value = {
    id: undefined,
    image: undefined,
    link: undefined,
    positionId: undefined,
    status: "0",
    title: undefined,
    sort: 0,
  };
  imageUrl.value = "";
  proxy.resetForm("adRef");
}

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

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

/** 多选框选中数据 */
function handleSelectionChange(selection) {
  ids.value = selection.map((item) => item.noticeId);
  single.value = selection.length != 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加广告";
}

/**修改按钮操作 */
function handleUpdate(row) {
  reset();
  form.value = proxy.deepClone(row);
  imageUrl.value = "/dev-api" + row.image;
  open.value = true;
  title.value = "修改广告";
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["adRef"].validate((valid) => {
    if (valid) {
      if (form.value.id != undefined) {
        updateAd(form.value).then((response) => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addAd(form.value).then((response) => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const noticeIds = row.id;
  proxy.$modal
    .confirm('是否确认删除广告编号为"' + noticeIds + '"的数据项？')
    .then(function () {
      return delAd(noticeIds);
    })
    .then(() => {
      getList();
      proxy.$modal.msgSuccess("删除成功");
    })
    .catch(() => {});
}

getList();
getPositionList();
</script>

<style lang="scss" scoped>
.avatar-uploader .avatar {
  max-width: 300px;
  height: auto;
  display: block;
  object-fit: contain;
}
.avatar-uploader .el-upload {
  border: 1px dashed var(--el-border-color);
  border-radius: 6px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: var(--el-transition-duration-fast);
}

.avatar-uploader .el-upload:hover {
  border-color: var(--el-color-primary);
}

.el-icon.avatar-uploader-icon {
  font-size: 28px;
  color: #8c939d;
  width: 178px;
  height: 178px;
  text-align: center;
  border: 1px dashed var(--el-border-color);
}
</style>