<script setup lang="ts">
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import { IconifyIcon } from '..\..\..\..\..\packages\icons\src';
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import { cloneDeep } from '..\..\..\..\..\packages\utils\src';
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import { useVModel } from '@vueuse/core';
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import { Button, Tooltip } from 'ant-design-vue';
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import VueDraggable from 'vuedraggable';
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/** 拖拽组件封装 */
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defineOptions({ name: 'Draggable' });
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/** 定义属性 */
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const props = defineProps({
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modelValue: {
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type: Array,
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default: () => [],
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}, // 绑定值
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emptyItem: {
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type: Object,
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default: () => ({}),
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}, // 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
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limit: {
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type: Number,
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default: Number.MAX_VALUE,
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}, // 数量限制：默认为 0，表示不限制
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min: {
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type: Number,
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default: 1,
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}, // 最小数量：默认为1
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});
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const emit = defineEmits(['update:modelValue']);
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const formData = useVModel(props, 'modelValue', emit);
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/** 处理添加 */
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function handleAdd() {
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return formData.value.push(cloneDeep(props.emptyItem || {}));
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}
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/** 处理删除 */
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const handleDelete = function (index: number) {
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return formData.value.splice(index, 1);
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};
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</script>
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<template>
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<div class="text-sm text-gray-500">拖动左上角的小圆点可对其排序</div>
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<VueDraggable
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:list="formData"
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:force-fallback="true"
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:animation="200"
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handle=".drag-icon"
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class="mt-2"
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item-key="index"
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>
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<template #item="{ element, index }">
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<div class="mb-1 flex flex-col gap-1 rounded border border-gray-200 p-2">
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<!-- 操作按钮区 -->
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<div
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class="-m-2 mb-1 flex flex-row items-center justify-between rounded-t bg-secondary p-2"
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>
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<Tooltip title="拖动排序">
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<IconifyIcon
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icon="lucide:move"
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class="drag-icon cursor-move text-gray-500"
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/>
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</Tooltip>
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<Tooltip title="删除">
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<IconifyIcon
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icon="ep:delete"
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class="cursor-pointer text-red-500"
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v-if="formData.length > min"
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@click="handleDelete(index)"
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/>
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</Tooltip>
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</div>
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<!-- 内容区 -->
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<slot :element="element" :index="index"></slot>
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</div>
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</template>
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</VueDraggable>
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<Tooltip :title="limit < Number.MAX_VALUE ? `最多添加${limit}个` : undefined">
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<Button
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type="primary"
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ghost
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class="mt-1 w-full"
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:disabled="limit > 0 && formData.length >= limit"
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@click="handleAdd"
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>
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<template #icon>
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<IconifyIcon icon="lucide:plus" />
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</template>
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添加
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</Button>
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</Tooltip>
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</template>
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