mall：优惠券 商品选择组件

src/views/mall/product/spu/components/SpuTableSelect.vue

@@ -1,5 +1,6 @@
 <template>
   <Dialog v-model="dialogVisible" :appendToBody="true" title="选择商品" width="70%">
+    <ContentWrap>
       <el-row :gutter="20" class="mb-10px">
         <el-col :span="6">
           <el-input
@@ -43,10 +44,26 @@
           </el-button>
         </el-col>
       </el-row>
-    <el-table ref="spuListRef" v-loading="loading" :data="list" show-overflow-tooltip>
+      <el-table v-loading="loading" :data="list" show-overflow-tooltip>
-      <el-table-column label="#" width="55">
+        <!-- 多选模式 -->
+        <el-table-column key="2" type="selection" width="55" v-if="multiple">
+          <template #header>
+            <el-checkbox
+              :value="allChecked && checkedPageNos.indexOf(queryParams.pageNo) > -1"
+              @change="handleCheckAll"
+            />
+          </template>
+          <template #default="{ row }">
+            <el-checkbox
+              :value="checkedSpuIds.indexOf(row.id) > -1"
+              @change="(checked: boolean) => handleCheckOne(checked, row)"
+            />
+          </template>
+        </el-table-column>
+        <!-- 单选模式 -->
+        <el-table-column label="#" width="55" v-else>
           <template #default="{ row }">
-          <el-radio :label="row.id" v-model="selectedSpuId" @change="handleSelected(row)"
+            <el-radio :label="row.id" v-model="selectedSpuId" @change="handleSingleSelected(row)"
               >&nbsp;</el-radio
             >
           </template>
@@ -65,7 +82,7 @@
         <el-table-column label="商品名称" min-width="200" prop="name" />
         <el-table-column label="商品分类" min-width="100" prop="categoryId">
           <template #default="{ row }">
-          <span>{{ categoryList.find((c) => c.id === row.categoryId)?.name }}</span>
+            <span>{{ categoryList?.find((c) => c.id === row.categoryId)?.name }}</span>
           </template>
         </el-table-column>
       </el-table>
@@ -76,6 +93,11 @@
         :total="total"
         @pagination="getList"
       />
+    </ContentWrap>
+    <template #footer v-if="multiple">
+      <el-button type="primary" @click="handleEmitChange">确 定</el-button>
+      <el-button @click="dialogVisible = false">取 消</el-button>
+    </template>
   </Dialog>
 </template>
 
@@ -85,12 +107,19 @@ import { defaultProps, handleTree } from '@/utils/tree'
 
 import * as ProductCategoryApi from '@/api/mall/product/category'
 import * as ProductSpuApi from '@/api/mall/product/spu'
+import { propTypes } from '@/utils/propTypes'
+
+type Spu = Required<ProductSpuApi.Spu>
 
 defineOptions({ name: 'SpuTableSelect' })
 
-const message = useMessage() // 消息弹窗
+const props = defineProps({
+  // 多选
+  multiple: propTypes.bool.def(false)
+})
+
 const total = ref(0) // 列表的总页数
-const list = ref<any[]>([]) // 列表的数据
+const list = ref<Spu[]>([]) // 列表的数据
 const loading = ref(false) // 列表的加载中
 const dialogVisible = ref(false) // 弹窗的是否展示
 const queryParams = ref({
@@ -101,26 +130,24 @@ const queryParams = ref({
   categoryId: null,
   createTime: []
 }) // 查询参数
-const spuListRef = ref<InstanceType<typeof ElTable>>()
 
 const selectedSpuId = ref() // 选中的商品 spuId
 
-/** 选中时触发 */
+/** 打开弹窗 */
-const handleSelected = (row: ProductSpuApi.Spu) => {
+const open = (spus?: Spu[]) => {
-  emits('change', row)
+  if (spus && spus.length > 0) {
-  // 关闭弹窗
+    // todo check-box不显示选中？
-  dialogVisible.value = false
+    checkedSpus.value = [...spus]
-  selectedSpuId.value = undefined
+    checkedSpuIds.value = spus.map((spu) => spu.id)
+  } else {
+    checkedSpus.value = []
+    checkedSpuIds.value = []
   }
+  allChecked.value = false
+  checkedPageNos.value = []
 
-// 确认选择时的触发事件
-const emits = defineEmits<{
-  (e: 'change', spu: ProductSpuApi.Spu): void
-}>()
-
-/** 打开弹窗 */
-const open = () => {
   dialogVisible.value = true
+  resetQuery()
 }
 defineExpose({ open }) // 提供 open 方法，用于打开弹窗
 
@@ -138,6 +165,7 @@ const getList = async () => {
 
 /** 搜索按钮操作 */
 const handleQuery = () => {
+  queryParams.value.pageNo = 1
   getList()
 }
 
@@ -154,9 +182,65 @@ const resetQuery = () => {
   getList()
 }
 
+const allChecked = ref(false) //是否全选
+const checkedPageNos = ref<number[]>([]) //选中的页码
+const checkedSpuIds = ref<number[]>([]) //选中的商品ID
+const checkedSpus = ref<Spu[]>([]) //选中的商品
+
+/** 单选中时触发 */
+const handleSingleSelected = (row: Spu) => {
+  emits('change', row)
+  // 关闭弹窗
+  dialogVisible.value = false
+  // 记住上次选择的ID
+  selectedSpuId.value = row.id
+}
+
+/** 多选完成 */
+const handleEmitChange = () => {
+  // 关闭弹窗
+  dialogVisible.value = false
+  emits('change', [...checkedSpus.value])
+}
+
+/** 确认选择时的触发事件 */
+const emits = defineEmits<{
+  (e: 'change', spu: Spu | Spu[] | any): void
+}>()
+
+/** 全选 */
+const handleCheckAll = (checked: boolean) => {
+  //todo 不触发？
+  console.log('checkAll', checked)
+  allChecked.value = checked
+  const index = checkedPageNos.value.indexOf(queryParams.value.pageNo)
+  checkedPageNos.value.push(queryParams.value.pageNo)
+  if (index > -1) {
+    checkedPageNos.value.splice(index, 1)
+  }
+
+  list.value.forEach((item) => handleCheckOne(checked, item))
+}
+
+/** 选中一行 */
+const handleCheckOne = (checked: boolean, spu: Spu) => {
+  if (checked) {
+    const index = checkedSpuIds.value.indexOf(spu.id)
+    if (index === -1) {
+      checkedSpuIds.value.push(spu.id)
+      checkedSpus.value.push(spu)
+    }
+  } else {
+    const index = checkedSpuIds.value.indexOf(spu.id)
+    if (index > -1) {
+      checkedSpuIds.value.splice(index, 1)
+      checkedSpus.value.splice(index, 1)
+    }
+  }
+}
+
 const categoryList = ref() // 分类列表
 const categoryTreeList = ref() // 分类树
-
 /** 初始化 **/
 onMounted(async () => {
   await getList()

src/views/mall/promotion/coupon/template/CouponTemplateForm.vue

@@ -29,7 +29,7 @@
         <el-input-number
           v-model="formData.discountPrice"
           placeholder="请输入优惠金额，单位：元"
-          style="width: 400px"
+          class="!w-400px mr-2"
           :precision="2"
           :min="0"
         />
@@ -43,7 +43,7 @@
         <el-input-number
           v-model="formData.discountPercent"
           placeholder="优惠券折扣不能小于 1 折，且不可大于 9.9 折"
-          style="width: 400px"
+          class="!w-400px mr-2"
           :precision="1"
           :min="1"
           :max="9.9"
@@ -58,7 +58,7 @@
         <el-input-number
           v-model="formData.discountLimitPrice"
           placeholder="请输入最多优惠"
-          style="width: 400px"
+          class="!w-400px mr-2"
           :precision="2"
           :min="0"
         />
@@ -68,7 +68,7 @@
         <el-input-number
           v-model="formData.usePrice"
           placeholder="无门槛请设为 0"
-          style="width: 400px"
+          class="!w-400px mr-2"
           :precision="2"
           :min="0"
         />
@@ -84,7 +84,7 @@
         <el-input-number
           v-model="formData.totalCount"
           placeholder="发放数量，没有之后不能领取或发放，-1 为不限制"
-          style="width: 400px"
+          class="!w-400px mr-2"
           :precision="0"
           :min="-1"
         />
@@ -94,7 +94,7 @@
         <el-input-number
           v-model="formData.takeLimitCount"
           placeholder="设置为 -1 时，可无限领取"
-          style="width: 400px"
+          class="!w-400px mr-2"
           :precision="0"
           :min="-1"
         />
@@ -133,7 +133,7 @@
         <el-input-number
           v-model="formData.fixedStartTerm"
           placeholder="0 为今天生效"
-          style="width: 165px"
+          class="mx-2"
           :precision="0"
           :min="0"
         />
@@ -141,7 +141,7 @@
         <el-input-number
           v-model="formData.fixedEndTerm"
           placeholder="请输入结束天数"
-          style="width: 165px"
+          class="mx-2"
           :precision="0"
           :min="0"
         />
@@ -162,21 +162,15 @@
         v-if="formData.productScope === PromotionProductScopeEnum.SPU.scope"
         prop="productSpuIds"
       >
-        <el-select
+        <div class="flex items-center gap-1 flex-wrap">
-          v-model="formData.productSpuIds"
+          <div class="select-box spu-pic" v-for="(spu, index) in productSpus" :key="spu.id">
-          placeholder="请选择活动商品"
+            <el-image :src="spu.picUrl" />
-          clearable
+            <Icon icon="ep:circle-close-filled" class="del-icon" @click="handleRemoveSpu(index)" />
-          multiple
+          </div>
-          filterable
+          <div class="select-box" @click="openSpuTableSelect">
-          style="width: 400px"
+            <Icon icon="ep:plus" />
-        >
+          </div>
-          <el-option v-for="item in productSpus" :key="item.id" :label="item.name" :value="item.id">
+        </div>
-            <span style="float: left">{{ item.name }}</span>
-            <span style="float: right; font-size: 13px; color: #8492a6">
-              ￥{{ (item.minPrice / 100.0).toFixed(2) }}
-            </span>
-          </el-option>
-        </el-select>
       </el-form-item>
     </el-form>
     <template #footer>
@@ -184,6 +178,7 @@
       <el-button @click="dialogVisible = false">取 消</el-button>
     </template>
   </Dialog>
+  <SpuTableSelect ref="spuTableSelectRef" multiple @change="handleSpuSelected" />
 </template>
 <script lang="ts" setup>
 import { DICT_TYPE, getIntDictOptions } from '@/utils/dict'
@@ -194,6 +189,7 @@ import {
   PromotionDiscountTypeEnum,
   PromotionProductScopeEnum
 } from '@/utils/constants'
+import SpuTableSelect from '@/views/mall/product/spu/components/SpuTableSelect.vue'
 
 defineOptions({ name: 'CouponTemplateForm' })
 
@@ -242,7 +238,7 @@ const formRules = reactive({
   productSpuIds: [{ required: true, message: '商品范围不能为空', trigger: 'blur' }]
 })
 const formRef = ref() // 表单 Ref
-const productSpus = ref([]) // 商品列表
+const productSpus = ref<ProductSpuApi.Spu[]>([]) // 商品列表
 
 /** 打开弹窗 */
 const open = async (type: string, id?: number) => {
@@ -265,12 +261,12 @@ const open = async (type: string, id?: number) => {
         usePrice: data.usePrice !== undefined ? data.usePrice / 100.0 : undefined,
         validTimes: [data.validStartTime, data.validEndTime]
       }
+      // 获得商品范围
+      await getProductScope()
     } finally {
       formLoading.value = false
     }
   }
-  // 获得商品列表
-  productSpus.value = await ProductSpuApi.getSpuSimpleList()
 }
 defineExpose({ open }) // 提供 open 方法，用于打开弹窗
 
@@ -344,5 +340,59 @@ const resetForm = () => {
     productSpuIds: []
   }
   formRef.value?.resetFields()
+  productSpus.value = []
+}
+
+/** 获得商品范围 */
+const getProductScope = async () => {
+  switch (formData.value.productScope) {
+    case PromotionProductScopeEnum.SPU.scope:
+      // 获得商品列表
+      productSpus.value = await ProductSpuApi.getSpuDetailList(formData.value.productSpuIds)
+      break
+    default:
+      break
+  }
+}
+
+/** 活动商品 按钮 */
+const spuTableSelectRef = ref()
+const openSpuTableSelect = () => {
+  spuTableSelectRef.value.open(productSpus.value)
+}
+
+/** 选择商品后触发 */
+const handleSpuSelected = (spus: ProductSpuApi.Spu[]) => {
+  productSpus.value = spus
+  formData.value.productSpuIds = spus.map((spu) => spu.id) as []
+}
+
+/** 选择商品后触发 */
+const handleRemoveSpu = (index: number) => {
+  productSpus.value.splice(index, 1)
+  formData.value.productSpuIds.splice(index, 1)
 }
 </script>
+
+<style scoped lang="scss">
+.select-box {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  border: 1px dashed var(--el-border-color-darker);
+  border-radius: 8px;
+  width: 60px;
+  height: 60px;
+}
+.spu-pic {
+  position: relative;
+}
+.del-icon {
+  position: absolute;
+  z-index: 1;
+  width: 20px !important;
+  height: 20px !important;
+  right: -10px;
+  top: -10px;
+}
+</style>