添加model
<template>
<div>
<!-- 麪包屑導航區域 -->
<el-breadcrumb separator-class="el-icon-arrow-right">
<el-breadcrumb-item :to="{ path: '/home' }">首頁</el-breadcrumb-item>
<el-breadcrumb-item>權限管理</el-breadcrumb-item>
<el-breadcrumb-item>角色列表</el-breadcrumb-item>
</el-breadcrumb>
<!-- 卡片視圖 -->
<el-card>
<!-- 添加角色按鈕區域 -->
<el-row>
<el-col>
<el-button type="primary">添加角色</el-button>
</el-col>
</el-row>
</el-card>
</div>
</template>
<script>
export default {
data() {
return {
rolesList: []
}
},
created() {
this.getRolesList()
},
methods: {
// 獲取所有角色的列表
async getRolesList() {
const { data: res } = await this.$http.get('roles')
if (res.meta.status !== 200) {
return this.$message.error('獲取角色列表失敗!')
}
this.rolelist = res.data
console.log(this.rolelist)
}
}
}
</script>
<style lang="less" scoped>
</style>
sss添加ui
最外層是: 面報跳轉導航breadcrumb 卡片card
card中有:添加按鈕行row 顯示列表table 對話框dialog
table中 有5列column
第一列column有1行row
一行有兩列,表頭是通過model層的值控制的
第一行第一列會監聽彈出刪除dialog
第一行第二列又根據model層數據劃分多個行row
第一行第2列每一行裏面分爲兩個列
第一行第2列裏面的第一行裏面的第二列裏面有多個按鈕tag
最終代碼是:
<template>
<div>
<!-- 麪包屑導航區域 -->
<el-breadcrumb separator-class="el-icon-arrow-right">
<el-breadcrumb-item :to="{ path: '/home' }">首頁</el-breadcrumb-item>
<el-breadcrumb-item>權限管理</el-breadcrumb-item>
<el-breadcrumb-item>角色列表</el-breadcrumb-item>
</el-breadcrumb>
<!-- 卡片視圖 -->
<el-card>
<!-- 添加角色按鈕區域 -->
<el-row>
<el-col>
<el-button type="primary">添加角色</el-button>
</el-col>
</el-row>
<!-- 角色列表區域 -->
<el-table :data="rolelist" border stripe>
<!-- 展開列 -->
<el-table-column type="expand">
<template slot-scope="scope">
<el-row
:class="['bdbottom', i1 === 0 ? 'bdtop' : '', 'vcenter']"
v-for="(item1, i1) in scope.row.children"
:key="item1.id"
>
<!-- 渲染一級權限 -->
<el-col :span="5">
<el-tag closable @close="removeRightById(scope.row, item1.id)">{{item1.authName}}</el-tag>
<i class="el-icon-caret-right"></i>
</el-col>
<!-- 渲染二級和三級權限 -->
<el-col :span="19">
<!-- 通過 for 循環 嵌套渲染二級權限 -->
<el-row
:class="[i2 === 0 ? '' : 'bdtop', 'vcenter']"
v-for="(item2, i2) in item1.children"
:key="item2.id"
>
<el-col :span="6">
<el-tag
type="success"
closable
@close="removeRightById(scope.row, item2.id)"
>{{item2.authName}}</el-tag>
<i class="el-icon-caret-right"></i>
</el-col>
<el-col :span="18">
<!-- v-for="(item3, i3) in item2.children" -->
<el-tag
type="warning"
v-for="(item3) in item2.children"
:key="item3.id"
closable
@close="removeRightById(scope.row, item3.id)"
>{{item3.authName}}</el-tag>
</el-col>
</el-row>
</el-col>
</el-row>
<!-- <pre>
{{scope.row}}
</pre>-->
</template>
</el-table-column>
<!-- 索引列 -->
<el-table-column type="index"></el-table-column>
<el-table-column label="角色名稱" prop="roleName"></el-table-column>
<el-table-column label="角色描述" prop="roleDesc"></el-table-column>
<el-table-column label="操作" width="300px">
<template slot-scope="scope">
<el-button size="mini" type="primary" icon="el-icon-edit">編輯</el-button>
<el-button size="mini" type="danger" icon="el-icon-delete">刪除</el-button>
<el-button
size="mini"
type="warning"
icon="el-icon-setting"
@click="showSetRightDialog(scope.row)"
>分配權限</el-button>
</template>
</el-table-column>
</el-table>
</el-card>
<!-- 分配權限的對話框 -->
<el-dialog
title="分配權限"
:visible.sync="setRightDialogVisible"
width="50%"
@close="setRightDialogClosed"
>
<!-- 樹形控件 -->
<el-tree
:data="rightslist"
:props="treeProps"
show-checkbox
node-key="id"
default-expand-all
:default-checked-keys="defKeys"
ref="treeRef"
></el-tree>
<span slot="footer" class="dialog-footer">
<el-button @click="setRightDialogVisible = false">取 消</el-button>
<el-button type="primary" @click="allotRights">確 定</el-button>
</span>
</el-dialog>
</div>
</template>
<script>
export default {
data() {
return {
// 所有角色列表數據
rolelist: [],
// 控制分配權限對話框的顯示與隱藏
setRightDialogVisible: false,
// 所有權限的數據
rightslist: [],
// 樹形控件的屬性綁定對象
treeProps: {
label: 'authName',
children: 'children'
},
// 默認選中的節點Id值數組
defKeys: [],
// 當前即將分配權限的角色id
roleId: ''
}
},
created() {
this.getRolesList()
},
methods: {
// 獲取所有角色的列表
async getRolesList() {
const { data: res } = await this.$http.get('roles')
if (res.meta.status !== 200) {
return this.$message.error('獲取角色列表失敗!')
}
this.rolelist = res.data
console.log(this.rolelist)
},
// 根據Id刪除對應的權限
async removeRightById(role, rightId) {
// 彈框提示用戶是否要刪除
const confirmResult = await this.$confirm(
'此操作將永久刪除該文件, 是否繼續?',
'提示',
{
confirmButtonText: '確定',
cancelButtonText: '取消',
type: 'warning'
}
).catch(err => err)
if (confirmResult !== 'confirm') {
return this.$message.info('取消了刪除!')
}
const { data: res } = await this.$http.delete(
`roles/${role.id}/rights/${rightId}`
)
if (res.meta.status !== 200) {
return this.$message.error('刪除權限失敗!')
}
// this.getRolesList()
role.children = res.data
},
// 展示分配權限的對話框
async showSetRightDialog(role) {
this.roleId = role.id
// 獲取所有權限的數據
const { data: res } = await this.$http.get('rights/tree')
if (res.meta.status !== 200) {
return this.$message.error('獲取權限數據失敗!')
}
// 把獲取到的權限數據保存到 data 中
this.rightslist = res.data
console.log(this.rightslist)
// 遞歸獲取三級節點的Id
this.getLeafKeys(role, this.defKeys)
this.setRightDialogVisible = true
},
// 通過遞歸的形式,獲取角色下所有三級權限的id,並保存到 defKeys 數組中
getLeafKeys(node, arr) {
// 如果當前 node 節點不包含 children 屬性,則是三級節點
if (!node.children) {
return arr.push(node.id)
}
node.children.forEach(item => this.getLeafKeys(item, arr))
},
// 監聽分配權限對話框的關閉事件
setRightDialogClosed() {
this.defKeys = []
},
// 點擊爲角色分配權限
async allotRights() {
const keys = [
...this.$refs.treeRef.getCheckedKeys(),
...this.$refs.treeRef.getHalfCheckedKeys()
]
const idStr = keys.join(',')
const { data: res } = await this.$http.post(
`roles/${this.roleId}/rights`,
{ rids: idStr }
)
if (res.meta.status !== 200) {
return this.$message.error('分配權限失敗!')
}
this.$message.success('分配權限成功!')
this.getRolesList()
this.setRightDialogVisible = false
}
}
}
</script>
<style lang="less" scoped>
.el-tag {
margin: 7px;
}
.bdtop {
border-top: 1px solid #eee;
}
.bdbottom {
border-bottom: 1px solid #eee;
}
.vcenter {
display: flex;
align-items: center;
}
</style>