mall: 完善后台发送优惠券

src/views/mall/promotion/coupon/components/CouponSend.vue

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+<template>
+  <Dialog v-model="dialogVisible" :appendToBody="true" title="发送优惠券" width="70%">
+    <el-form
+      ref="queryFormRef"
+      :inline="true"
+      :model="queryParams"
+      class="-mb-15px"
+      label-width="82px"
+    >
+      <el-form-item label="优惠券名称" prop="name">
+        <el-input
+          v-model="queryParams.name"
+          class="!w-240px"
+          placeholder="请输入优惠劵名"
+          clearable
+          @keyup="handleQuery"
+        />
+      </el-form-item>
+      <el-form-item>
+        <el-button @click="handleQuery">
+          <Icon class="mr-5px" icon="ep:search" />
+          搜索
+        </el-button>
+        <el-button @click="resetQuery">
+          <Icon class="mr-5px" icon="ep:refresh" />
+          重置
+        </el-button>
+      </el-form-item>
+    </el-form>
+    <el-table v-loading="loading" :data="list" show-overflow-tooltip>
+      <el-table-column align="center" label="优惠券名称" prop="name" min-width="60" />
+      <el-table-column
+        label="优惠金额 / 折扣"
+        align="center"
+        prop="discount"
+        :formatter="discountFormat"
+        min-width="60"
+      />
+      <el-table-column
+        align="center"
+        label="最低消费"
+        prop="usePrice"
+        min-width="60"
+        :formatter="userPriceFormat"
+      />
+      <el-table-column
+        align="center"
+        label="有效期限"
+        prop="validityType"
+        min-width="140"
+        :formatter="validityTypeFormat"
+      />
+      <el-table-column
+        align="center"
+        label="剩余数量"
+        min-width="60"
+        :formatter="remainedCountFormat"
+      />
+      <el-table-column label="操作" align="center" min-width="60px" fixed="right">
+        <template #default="scope">
+          <el-button
+            link
+            type="primary"
+            :disabled="sendLoading"
+            :loading="sendLoading"
+            @click="handleSendCoupon(scope.row.id)"
+            v-hasPermi="['member:level:update']"
+          >
+            发送
+          </el-button>
+        </template>
+      </el-table-column>
+    </el-table>
+    <!-- 分页 -->
+    <Pagination
+      v-model:limit="queryParams.pageSize"
+      v-model:page="queryParams.pageNo"
+      :total="total"
+      @pagination="getList"
+    />
+  </Dialog>
+</template>
+
+<script lang="ts" setup>
+import * as CouponTemplateApi from '@/api/mall/promotion/coupon/couponTemplate'
+import * as CouponApi from '@/api/mall/promotion/coupon/coupon'
+import {
+  discountFormat,
+  remainedCountFormat,
+  userPriceFormat,
+  validityTypeFormat
+} from '@/views/mall/promotion/coupon/formatter'
+
+defineOptions({ name: 'PromotionCouponSend' })
+
+const message = useMessage() // 消息弹窗
+const total = ref(0) // 列表的总页数
+const list = ref<any[]>([]) // 列表的数据
+const loading = ref(false) // 列表的加载中
+const sendLoading = ref(false) // 发送按钮的加载中
+const dialogVisible = ref(false) // 弹窗的是否展示
+const queryParams = ref({
+  pageNo: 1,
+  pageSize: 10,
+  name: null
+}) // 查询参数
+const queryFormRef = ref() // 搜索的表单
+// 领取人的编号列表
+let userIds: number[] = []
+
+/** 打开弹窗 */
+const open = (ids: number[]) => {
+  userIds = ids
+  // 打开时重置查询，防止发送列表剩余数量未更新的问题
+  resetQuery()
+
+  dialogVisible.value = true
+}
+defineExpose({ open }) // 提供 open 方法，用于打开弹窗
+
+/** 查询列表 */
+const getList = async () => {
+  loading.value = true
+  try {
+    const data = await CouponTemplateApi.getCanTakeCouponTemplatePage(queryParams.value)
+    list.value = data.list
+    total.value = data.total
+  } finally {
+    loading.value = false
+  }
+}
+
+/** 搜索按钮操作 */
+const handleQuery = () => {
+  queryParams.pageNo = 1
+  getList()
+}
+
+/** 重置按钮操作 */
+const resetQuery = () => {
+  queryFormRef?.value?.resetFields()
+  handleQuery()
+}
+
+/** 发送操作 **/
+const handleSendCoupon = async (templateId: number) => {
+  try {
+    sendLoading.value = true
+    await CouponApi.sendCoupon({ templateId, userIds })
+
+    message.success('发送成功')
+    dialogVisible.value = false
+  } finally {
+    sendLoading.value = false
+  }
+}
+
+/** 初始化 **/
+// onMounted(async () => {
+// await getList()
+// })
+</script>