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