封装拖拽组件，提供移动、新增、删除功能

src/components/Draggable/index.vue

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+<template>
+  <el-text type="info" size="small"> 拖动左上角的小圆点可对其排序 </el-text>
+  <VueDraggable
+    :list="formData"
+    :force-fallback="true"
+    :animation="200"
+    handle=".drag-icon"
+    class="m-t-8px"
+    item-key="index"
+  >
+    <template #item="{ element, index }">
+      <div
+        class="mb-4px flex flex-col gap-4px border border-gray-2 border-rounded rounded border-solid p-8px"
+      >
+        <!-- 操作按钮区 -->
+        <div class="m--8px m-b-4px flex flex-row items-center justify-between bg-gray-1 p-8px">
+          <el-tooltip content="拖动排序">
+            <Icon icon="ic:round-drag-indicator" class="drag-icon cursor-move" />
+          </el-tooltip>
+          <el-tooltip content="删除">
+            <Icon
+              icon="ep:delete"
+              class="cursor-pointer text-red-5"
+              v-if="formData.length > 1"
+              @click="handleDelete(index)"
+            />
+          </el-tooltip>
+        </div>
+        <!-- 内容区 -->
+        <slot :element="element" :index="index"></slot>
+      </div>
+    </template>
+  </VueDraggable>
+  <el-tooltip :disabled="limit < 1" :content="`最多添加${limit}个`">
+    <el-button
+      type="primary"
+      plain
+      class="m-t-4px w-full"
+      :disabled="limit > 0 && formData.length >= limit"
+      @click="handleAdd"
+    >
+      <Icon icon="ep:plus" /><span>添加</span>
+    </el-button>
+  </el-tooltip>
+</template>
+
+<script setup lang="ts">
+// 拖拽组件
+import VueDraggable from 'vuedraggable'
+import { usePropertyForm } from '@/components/DiyEditor/util'
+import { any, array } from 'vue-types'
+import { propTypes } from '@/utils/propTypes'
+import { cloneDeep } from 'lodash-es'
+
+// 拖拽组件封装
+defineOptions({ name: 'Draggable' })
+
+// 定义属性
+const props = defineProps({
+  // 绑定值
+  modelValue: array<any>().isRequired,
+  // 空的元素：点击添加按钮时，创建元素并添加到列表；默认为空对象
+  emptyItem: any<unknown>().def({}),
+  // 数量限制：默认为0，表示不限制
+  limit: propTypes.number.def(0)
+})
+// 定义事件
+const emit = defineEmits(['update:modelValue'])
+const { formData } = usePropertyForm(props.modelValue, emit)
+
+// 处理添加
+const handleAdd = () => formData.value.push(cloneDeep(props.emptyItem || {}))
+// 处理删除
+const handleDelete = (index: number) => formData.value.splice(index, 1)
+</script>
+
+<style scoped lang="scss"></style>