<template>
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<div>
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<draggable @end="end" v-model="dataArr" item-key="id" style="display: flex">
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<template #item="{ element }">
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<div class="imgDiv">
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<img :src="element.filePath" preview="index" />
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</div>
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</template>
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<template #footer>
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<a-button @click="sureChange" type="primary" style="margin-top: 100px">确定</a-button>
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</template>
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</draggable>
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<a-divider>json数据</a-divider>
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<a-row>
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<a-col :span="12">
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<p>拖拽前：</p>
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<textarea rows="25" style="width: 780px">{{ oldDateSource }}</textarea>
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</a-col>
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<a-col :span="12">
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<p>拖拽后：</p>
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<textarea rows="25" style="width: 780px">{{ newDateSource }}</textarea>
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</a-col>
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</a-row>
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</div>
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</template>
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<script lang="ts" setup>
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import draggable from 'vuedraggable';
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import { defineComponent, ref, unref } from 'vue';
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const mockData = [
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{ id: '000', sort: 0, filePath: 'https://static.jeecg.com/upload/test/1_1588149743473.jpg' },
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{ id: '111', sort: 1, filePath: 'https://static.jeecg.com/upload/test/u27356337152749454924fm27gp0_1588149731821.jpg' },
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{ id: '222', sort: 2, filePath: 'https://static.jeecg.com/upload/test/u24454681402491956848fm27gp0_1588149712663.jpg' },
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{ id: '333', sort: 3, filePath: 'https://static.jeecg.com/temp/国炬软件logo_1606575029126.png' },
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{ id: '444', sort: 4, filePath: 'https://static.jeecg.com/upload/test/u8891206113801177793fm27gp0_1588149704459.jpg' },
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];
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//数据集
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const dataArr = ref(mockData);
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//原始数据
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const oldDateSource = ref(mockData);
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//更改后的数据
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const newDateSource = ref([]);
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/**
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* 拖动结束事件
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* @param evt
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*/
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function end(evt) {
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console.log('拖动前的位置' + evt.oldIndex);
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console.log('拖动后的位置' + evt.newIndex);
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}
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/**
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* 确认更改事件
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* @param evt
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*/
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function sureChange() {
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for (let i = 0; i < unref(dataArr).length; i++) {
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dataArr.value[i].sort = i;
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}
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newDateSource.value = unref(dataArr);
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}
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</script>
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<style scoped lang="less">
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.imgDiv {
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padding: 8px;
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border: 1px solid #d9d9d9;
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border-radius: 4px;
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margin: 0 8px 8px 0;
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img {
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width: 120px;
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height: 120px;
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object-fit: cover;
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}
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}
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</style>
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