From 4080fba0bfd60dfd1a2e957933a118a32330b7cb Mon Sep 17 00:00:00 2001
From: Serge Gao <gaosj1993@foxmail.com>
Date: Fri, 15 Feb 2019 11:06:02 +0800
Subject: [PATCH] feat role management

---
 src/api/role.js                 |  31 +++++
 src/mock/index.js               |   9 +-
 src/mock/role.js                | 174 +++++++++++++++++++++++
 src/mock/routes.js              |  45 +++---
 src/store/modules/permission.js |   2 +
 src/views/permission/role.vue   | 240 ++++++++++++++++++++++++++++++++
 6 files changed, 483 insertions(+), 18 deletions(-)
 create mode 100644 src/api/role.js
 create mode 100644 src/mock/role.js
 create mode 100644 src/views/permission/role.vue

diff --git a/src/api/role.js b/src/api/role.js
new file mode 100644
index 00000000..b1720835
--- /dev/null
+++ b/src/api/role.js
@@ -0,0 +1,31 @@
+import request from '@/utils/request'
+
+export function fetchRoles() {
+  return request({
+    url: '/roles',
+    method: 'get'
+  })
+}
+
+export function deleteRole(id) {
+  return request({
+    url: `/roles/${id}`,
+    method: 'delete'
+  })
+}
+
+export function newRole(data) {
+  return request({
+    url: '/roles',
+    method: 'post',
+    data
+  })
+}
+
+export function updateRole(id, data) {
+  return request({
+    url: `/roles/${id}`,
+    method: 'put',
+    data
+  })
+}
diff --git a/src/mock/index.js b/src/mock/index.js
index 08afec3b..45d64eaf 100644
--- a/src/mock/index.js
+++ b/src/mock/index.js
@@ -4,6 +4,7 @@ import articleAPI from './article'
 import remoteSearchAPI from './remoteSearch'
 import transactionAPI from './transaction'
 import routesAPI from './routes'
+import roleAPI from './role'
 
 // 修复在使用 MockJS 情况下，设置 withCredentials = true，且未被拦截的跨域请求丢失 Cookies 的问题
 // https://github.com/nuysoft/Mock/issues/300
@@ -19,7 +20,7 @@ Mock.XHR.prototype.send = function() {
 //   timeout: '350-600'
 // })
 
-// 路由表相关
+// 路由相关
 Mock.mock(/\/routes/, 'get', routesAPI.getAsyncRoutesMap)
 
 // 登录相关
@@ -27,6 +28,12 @@ Mock.mock(/\/login\/login/, 'post', loginAPI.loginByUsername)
 Mock.mock(/\/login\/logout/, 'post', loginAPI.logout)
 Mock.mock(/\/user\/info\.*/, 'get', loginAPI.getUserInfo)
 
+// 角色相关
+Mock.mock(/\/roles/, 'get', roleAPI.getRoles)
+Mock.mock(/\/roles$/, 'post', roleAPI.newRole)
+Mock.mock(/\/roles\/[A-Za-z0-9]+/, 'put', roleAPI.updateRole)
+Mock.mock(/\/roles\/[A-Za-z0-9]+/, 'delete', roleAPI.deleteRole)
+
 // 文章相关
 Mock.mock(/\/article\/list/, 'get', articleAPI.getList)
 Mock.mock(/\/article\/detail/, 'get', articleAPI.getArticle)
diff --git a/src/mock/role.js b/src/mock/role.js
new file mode 100644
index 00000000..615a3859
--- /dev/null
+++ b/src/mock/role.js
@@ -0,0 +1,174 @@
+import Mock from 'mockjs'
+
+// admin 角色可以访问所有菜单
+const roles = [
+  {
+    id: 'editor', // 角色id
+    name: 'editor',
+    description: '编辑',
+    accessibleRoutes: [
+      '1',
+      '2',
+      '3',
+      '4',
+      '5',
+      '6',
+      '7',
+      '8',
+      '9',
+      '10',
+      '11',
+      '12',
+      '13',
+      '14',
+      '15',
+      '16',
+      '17',
+      '18',
+      '19',
+      '20',
+      '21',
+      '22',
+      '23',
+      '24',
+      '25',
+      '26',
+      '27',
+      '28',
+      '29',
+      '30',
+      '31',
+      '32',
+      '33',
+      '34',
+      '35',
+      '36',
+      '37',
+      '38',
+      '39',
+      '40',
+      '41',
+      '42',
+      '43',
+      '44',
+      '45',
+      '46',
+      '47',
+      '48',
+      '49',
+      '50',
+      '51',
+      '52',
+      '53',
+      '54',
+      '55',
+      '56',
+      '57',
+      '58',
+      '59',
+      '60',
+      '61',
+      '62',
+      '63',
+      '64',
+      '65',
+      '66',
+      '67'
+    ] // 可访问的菜单id列表
+  },
+  {
+    id: '2', // 角色id
+    name: 'operator',
+    description: '运营',
+    accessibleRoutes: [
+      '1',
+      '3',
+      '4',
+      '5',
+      '6',
+      '7',
+      '8',
+      '9',
+      '10',
+      '11',
+      '12',
+      '13',
+      '14',
+      '15',
+      '16',
+      '17',
+      '18',
+      '19',
+      '20',
+      '21',
+      '22',
+      '23',
+      '24',
+      '25',
+      '26',
+      '27',
+      '28',
+      '29',
+      '30',
+      '31',
+      '32',
+      '33',
+      '34',
+      '35',
+      '36',
+      '37',
+      '38',
+      '39',
+      '40',
+      '41',
+      '42',
+      '43',
+      '44',
+      '45',
+      '46',
+      '47',
+      '48',
+      '49',
+      '50',
+      '51',
+      '52',
+      '53',
+      '54',
+      '55',
+      '56',
+      '57',
+      '58',
+      '59',
+      '60',
+      '61',
+      '62',
+      '63',
+      '64',
+      '65'
+    ] // 可访问的菜单id列表
+  }
+]
+
+export default {
+  getRoles() {
+    return roles
+  },
+  newRole() {
+    const res = {
+      data: Mock.mock('id')
+    }
+    return res
+  },
+  updateRole() {
+    const res = {
+      data: 'success'
+    }
+    return res
+  },
+  deleteRole() {
+    const res = {
+      data: 'success'
+    }
+    return res
+  }
+}
diff --git a/src/mock/routes.js b/src/mock/routes.js
index 330e903f..480334a4 100644
--- a/src/mock/routes.js
+++ b/src/mock/routes.js
@@ -30,6 +30,16 @@ const asyncRoutesMap = [
           title: 'directivePermission',
           roles: ['admin', 'editor']
         }
+      },
+      {
+        id: '66',
+        path: 'role',
+        component: 'permission/role',
+        name: 'role',
+        meta: {
+          title: 'roleManagement',
+          roles: ['admin']
+        }
       }
     ]
   },
@@ -406,6 +416,7 @@ const asyncRoutesMap = [
     redirect: 'noredirect',
     children: [
       {
+        id: '67',
         path: 'log',
         component: 'errorLog/index',
         name: 'ErrorLog',
@@ -450,23 +461,23 @@ const asyncRoutesMap = [
     ]
   },
 
-  // {
-  //   id: '53',
-  //   path: '/zip',
-  //   component: 'layout/Layout',
-  //   redirect: '/zip/download',
-  //   alwaysShow: true,
-  //   meta: { title: 'zip', icon: 'zip', roles: ['admin', 'editor'] },
-  //   children: [
-  //     {
-  //       id: '54',
-  //       path: 'download',
-  //       component: 'zip/index',
-  //       name: 'ExportZip',
-  //       meta: { title: 'exportZip', roles: ['admin', 'editor'] }
-  //     }
-  //   ]
-  // },
+  {
+    id: '53',
+    path: '/zip',
+    component: 'layout/Layout',
+    redirect: '/zip/download',
+    alwaysShow: true,
+    meta: { title: 'zip', icon: 'zip', roles: ['admin', 'editor'] },
+    children: [
+      {
+        id: '54',
+        path: 'download',
+        component: 'zip/index',
+        name: 'ExportZip',
+        meta: { title: 'exportZip', roles: ['admin', 'editor'] }
+      }
+    ]
+  },
 
   {
     id: '55',
diff --git a/src/store/modules/permission.js b/src/store/modules/permission.js
index 96038dc2..f52287b8 100644
--- a/src/store/modules/permission.js
+++ b/src/store/modules/permission.js
@@ -8,6 +8,8 @@ const _import = path => () => import(`@/views/${path}`)
  * @param route
  */
 function hasPermission(roles, route) {
+  // 如果是隐藏的菜单, 都是可访问的, 因为隐藏的菜单不会出现在左侧菜单栏, 不可编辑权限
+  if (route.hidden) return true
   if (route.meta && route.meta.roles) {
     return roles.some(role => route.meta.roles.includes(role))
   } else {
diff --git a/src/views/permission/role.vue b/src/views/permission/role.vue
new file mode 100644
index 00000000..b6023a55
--- /dev/null
+++ b/src/views/permission/role.vue
@@ -0,0 +1,240 @@
+<template>
+  <div class="app-container wrapper">
+    <el-button type="primary" @click="handleNewRole">新增角色</el-button>
+
+    <el-table :data="rolesData" style="width: 100%" class="roles-table">
+      <el-table-column label="角色名称" width="220">
+        <template slot-scope="scope">{{ scope.row.name }}</template>
+      </el-table-column>
+      <el-table-column label="角色描述">
+        <template slot-scope="scope">{{ scope.row.describe }}</template>
+      </el-table-column>
+      <el-table-column label="操作">
+        <template slot-scope="scope">
+          <el-button type="primary" size="small" @click="handleEdit(scope)">修改权限</el-button>
+          <el-button type="danger" size="small" @click="handleDelete(scope)">删除</el-button>
+        </template>
+      </el-table-column>
+    </el-table>
+
+    <el-dialog :visible.sync="newRoleDialogVisible" title="新增角色">
+      <el-form :model="newRole" class="new-role-form">
+        <el-form-item label="角色名称">
+          <el-input v-model="newRole.name" placeholder="角色名称"/>
+        </el-form-item>
+        <el-form-item label="角色描述">
+          <el-input v-model="newRole.describe" placeholder="角色描述"/>
+        </el-form-item>
+      </el-form>
+
+      <el-button type="primary" @click="confirmNewRole">确定</el-button>
+      <el-button type="danger" @click="cancleNewRole">取消</el-button>
+    </el-dialog>
+
+    <el-dialog :visible.sync="permissionDialogVisible" title="修改权限">
+      <el-form label-width="100px">
+        <el-form-item label="角色名称">
+          <span>{{ checkedRole.data.name }}</span>
+        </el-form-item>
+        <el-form-item label="菜单列表">
+          <el-tree ref="tree" :check-strictly="checkStrictly" :data="MapRoutesData" :props="defaultProps" :filter-node-method="filterNode" show-checkbox node-key="id" class="permission-tree"/>
+        </el-form-item>
+        <el-form-item>
+          <el-button type="primary" @click="confirmPermission">确定</el-button>
+          <el-button type="danger" @click="canclePermission">取消</el-button>
+        </el-form-item>
+      </el-form>
+    </el-dialog>
+  </div>
+
+</template>
+
+<script>
+import { deepClone } from '@/utils'
+import { generateTitle } from '@/utils/i18n'
+import { newRole, deleteRole, updateRole, fetchRoles } from '@/api/role'
+import { fetchAsyncRoutes } from '@/api/routes'
+
+export default {
+  data() {
+    return {
+      checkStrictly: false,
+      routesData: [],
+      newRoleDialogVisible: false,
+      permissionDialogVisible: false,
+      defaultProps: {
+        children: 'children',
+        label: 'name'
+      },
+      newRole: {
+        id: '',
+        name: '',
+        describe: '',
+        accessibleRoutes: []
+      },
+      checkedRole: {
+        index: null,
+        data: {
+          id: '',
+          name: '',
+          describe: '',
+          accessibleRoutes: []
+        }
+      },
+      rolesData: []
+    }
+  },
+  computed: {
+    MapRoutesData() {
+      const traverseRoutes = routes => {
+        return routes.map(route => {
+          if (route.children && this.onlyOneShowingChild(route.children, route) && !route.alwaysShow) {
+            route = this.onlyOneShowingChild(route.children, route)
+          }
+          route.children && (route.children = traverseRoutes(route.children))
+          route.name = this.generateTitle((route.meta && route.meta.title) || route.name || route.path || Math.random() + '')
+          return route
+        })
+      }
+      return traverseRoutes(this.routesData)
+    }
+  },
+  created() {
+    fetchAsyncRoutes().then(res => {
+      this.routesData = res.data
+    })
+    fetchRoles().then(res => {
+      console.log(res)
+      this.rolesData = res.data
+    })
+  },
+  methods: {
+    generateTitle,
+    // 过滤掉隐藏的菜单
+    filterNode(value, data) {
+      return !data.hidden
+    },
+    // reference: src/view/layout/components/Sidebar/SidebarItem.vue
+    onlyOneShowingChild(children, parent) {
+      let onlyOneChild = null
+      const showingChildren = children.filter(item => {
+        if (item.hidden) {
+          return false
+        } else {
+          return true
+        }
+      })
+
+      // When there is only one child router, the child router is displayed by default
+      if (showingChildren.length === 1) {
+        onlyOneChild = showingChildren[0]
+        return onlyOneChild
+      }
+
+      // Show parent if there are no child router to display
+      if (showingChildren.length === 0) {
+        onlyOneChild = { ... parent, path: '', noShowingChildren: true }
+        return onlyOneChild
+      }
+
+      return false
+    },
+    handleNewRole() {
+      this.newRoleDialogVisible = true
+    },
+    handleEdit(scope) {
+      this.checkedRole.index = scope.$index
+      // 修复setCheckedKeys leaf only情况下, none-leaf node不会被check的bug
+      this.checkStrictly = true
+      this.checkedRole.data = deepClone(scope.row)
+      this.permissionDialogVisible = true
+      this.$nextTick(() => {
+        this.$refs.tree.filter()
+        this.$refs.tree.setCheckedKeys(
+          this.checkedRole.data.accessibleRoutes,
+          true
+        )
+        this.checkStrictly = false
+      })
+      // this.checkStrictly = false
+    },
+    handleDelete(scope) {
+      this.$confirm('此操作将删除角色, 是否继续?', '提示', {
+        confirmButtonText: '确定',
+        cancelButtonText: '取消',
+        type: 'warning'
+      })
+        .then(() => {
+          return deleteRole(scope.row.id)
+        })
+        .then(res => {
+          this.rolesData.splice(scope.$index, 1)
+          this.$message({
+            type: 'success',
+            message: '删除成功!'
+          })
+        })
+        .catch(err => {
+          console.error(err)
+          this.$message({
+            type: 'info',
+            message: '已取消删除'
+          })
+        })
+    },
+    confirmPermission() {
+      let routeIds = this.$refs.tree
+        .getCheckedNodes(false, true).reduce((result, node) => {
+          // 如果父菜单被隐藏(onlyOneShowingChild),需要把父菜单的id也添加进去
+          return result.concat(node.id, node.parentId)
+        }, [])
+      routeIds = Array.from(new Set(routeIds))
+      updateRole(this.checkedRole.data.id, {
+        ...this.rolesData[this.checkedRole.index],
+        accessibleRoutes: routeIds
+      }).then(res => {
+        this.rolesData[this.checkedRole.index].accessibleRoutes = routeIds
+        this.$message({
+          message: '编辑成功',
+          type: 'success'
+        })
+        this.permissionDialogVisible = false
+      })
+    },
+    canclePermission() {
+      this.permissionDialogVisible = false
+    },
+    resetNewRole() {
+      this.newRole = {
+        id: '',
+        name: '',
+        describe: '',
+        accessibleRoutes: []
+      }
+    },
+    confirmNewRole() {
+      newRole(this.newRole).then(res => {
+        this.newRole.id = res.data.id
+        this.rolesData.push(deepClone(this.newRole))
+        this.resetNewRole()
+        this.newRoleDialogVisible = false
+      })
+    },
+    cancleNewRole() {
+      this.resetNewRole()
+      this.newRoleDialogVisible = false
+    }
+  }
+}
+</script>
+
+<style lang="scss" scoped>
+.app-container {
+  .roles-table {
+    margin-top: 40px;
+  }
+  .permission-tree {
+    margin-bottom: 40px;
+  }
+}
+</style>