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<template>
<div>
<draggable class="home-wrap" v-model="layoutList" :disabled="true" filter=".undraggable" @change="handleChange">
<div
class="cell-item draggable"
ref="cellItem"
v-for="(item, index) in calcLayoutList"
:key="index"
:style="{
'width': `calc((100% - ${(item.rowCount- 1) * 8}px) * ${item.width / 100})`,
'height': `calc(${item.height}% - 8px)`,
'margin-right': item.isRowLastTag ? '0' : '8px'
}"
>
<!-- @adjust="handleAdjust" -->
<component
:is="item.component" :componentName="item.component" style="width:100%; height:100%"
></component>
</div>
</draggable>
</div>
</template>
<script>
import Api from '~/service/Api';
import draggable from "vuedraggable";
import CommonSystem from './components/CommonSystem'
import ForeignExchangeRates from "./components/ForeignExchangeRates";
import NoticeAnnouncement from "./components/NoticeAnnouncement";
import Double from "./components/Double";
import { cloneDeep } from 'lodash'
export default {
name: "home",
components: {
draggable,
CommonSystem,
ForeignExchangeRates,
NoticeAnnouncement,
Double
},
data () {
return {
layoutList: [
{
component: 'Double',
width: 58,
height: 52
},
{
component: 'ForeignExchangeRates',
width: 42,
height: 52
},
{
component: 'NoticeAnnouncement',
width: 58,
height: 48
},
{
component: 'CommonSystem',
width: 42,
height: 48
},
],
calcLayoutList: []
}
},
mounted () {
this.handleCalcLayoutList()
},
methods: {
handleCalcLayoutList () {
let rowIndex = 0
let rowTotalWidth = 0
let list = cloneDeep(this.layoutList)
let curList = []
// 处理当前card处于哪一行，添加行索引
list.map((item) => {
if (rowTotalWidth + item.width < 100) {
rowTotalWidth += item.width
} else if (rowTotalWidth + item.width === 100) {
if (!rowTotalWidth) {
rowIndex++
}
rowTotalWidth = 100
} else {
rowTotalWidth = item.width
rowIndex++
}
item.rowIndex = rowIndex
})
let curInd = 0
// 处理每一行有几个card，为了方便计算显示的宽度和margin
list.map((item, index) => {
if (curInd !== item.rowIndex) {
curInd = item.rowIndex
}
let len = list.filter((fil) => {
return fil.rowIndex === curInd
}).length
item.rowCount = len
})
// 处理每一行最后一项的问题
list.map((item, index) => {
item.isRowLastTag = false
if (index < (list.length - 1) && (item.rowIndex != list[index + 1].rowIndex)) {
item.isRowLastTag = true
}
if (index === list.length - 1) {
item.isRowLastTag = true
}
})
this.calcLayoutList = list
},
async handleChange(e){
// console.log(e);
// console.log(this.layoutList)
// let params = {
// layoutList: this.layoutList
// }
// let res = await Api.post(`/business/home`, params);
// if (res.respCode == SUCCESS) {
// this.$message({type: 'success',message: '操作成功!'});
// }
this.handleCalcLayoutList()
},
// // 传回滑动值及当前组件名称
// handleAdjust(val) {
// // 改变对应组件的宽度
// this.layoutList.forEach(item=>{
// if(val.componentName === item.component) {
// item.width = val.value;
// }
// })
// this.handleCalcLayoutList()
// }
}
};
</script>
<style scoped>
.home-wrap {
width: 100%;
height: calc(100vh - 42px);
display: flex;
align-items: flex-start;
justify-content: flex-start;
flex-wrap: wrap;
overflow: auto;
padding: 8px 0;
box-sizing: border-box;
user-select: none;
min-width: 1000px;
overflow-x: auto;
}
.cell-item {
/* height: calc((100% - 50px) / 2); */
margin-bottom: 8px;
margin-right: 8px;
position: relative;
}
</style>