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<div class=\"app-container\">\n <el-button type=\"primary\" @click=\"handleAddRole\">New Role</el-button>\n\n <el-table :data=\"rolesList\" style=\"width: 100%;margin-top:30px;\" border>\n <el-table-column align=\"center\" label=\"Role Key\" width=\"220\">\n <template slot-scope=\"scope\">\n {{ scope.row.key }}\n </template>\n </el-table-column>\n <el-table-column align=\"center\" label=\"Role Name\" width=\"220\">\n <template slot-scope=\"scope\">\n {{ scope.row.name }}\n </template>\n </el-table-column>\n <el-table-column align=\"header-center\" label=\"Description\">\n <template slot-scope=\"scope\">\n {{ scope.row.description }}\n </template>\n </el-table-column>\n <el-table-column align=\"center\" label=\"Operations\">\n <template slot-scope=\"scope\">\n <el-button type=\"primary\" size=\"small\" @click=\"handleEdit(scope)\">Edit</el-button>\n <el-button type=\"danger\" size=\"small\" @click=\"handleDelete(scope)\">Delete</el-button>\n </template>\n </el-table-column>\n </el-table>\n\n <el-dialog :visible.sync=\"dialogVisible\" :title=\"dialogType==='edit'?'Edit Role':'New Role'\">\n <el-form :model=\"role\" label-width=\"80px\" label-position=\"left\">\n <el-form-item label=\"Name\">\n <el-input v-model=\"role.name\" placeholder=\"Role Name\" />\n </el-form-item>\n <el-form-item label=\"Desc\">\n <el-input\n v-model=\"role.description\"\n :autosize=\"{ minRows: 2, maxRows: 4}\"\n type=\"textarea\"\n placeholder=\"Role Description\"\n />\n </el-form-item>\n <el-form-item label=\"Menus\">\n <el-tree\n ref=\"tree\"\n :check-strictly=\"checkStrictly\"\n :data=\"routesData\"\n :props=\"defaultProps\"\n show-checkbox\n node-key=\"path\"\n class=\"permission-tree\"\n />\n </el-form-item>\n </el-form>\n <div style=\"text-align:right;\">\n <el-button type=\"danger\" @click=\"dialogVisible=false\">Cancel</el-button>\n <el-button type=\"primary\" @click=\"confirmRole\">Confirm</el-button>\n </div>\n </el-dialog>\n </div>\n</template>\n\n<script>\nimport path from 'path'\nimport { deepClone } from '@/utils'\nimport { getRoutes, getRoles, addRole, deleteRole, updateRole } from '@/api/role'\n\nconst defaultRole = {\n key: '',\n name: '',\n description: '',\n routes: []\n}\n\nexport default {\n data() {\n return {\n role: Object.assign({}, defaultRole),\n routes: [],\n rolesList: [],\n dialogVisible: false,\n dialogType: 'new',\n checkStrictly: false,\n defaultProps: {\n children: 'children',\n label: 'title'\n }\n }\n },\n computed: {\n routesData() {\n return this.routes\n }\n },\n created() {\n // Mock: get all routes and roles list from server\n this.getRoutes()\n this.getRoles()\n },\n methods: {\n async getRoutes() {\n const res = await getRoutes()\n this.serviceRoutes = res.data\n this.routes = this.generateRoutes(res.data)\n },\n async getRoles() {\n const res = await getRoles()\n this.rolesList = res.data\n },\n\n // Reshape the routes structure so that it looks the same as the sidebar\n generateRoutes(routes, basePath = '/') {\n const res = []\n\n for (let route of routes) {\n // skip some route\n if (route.hidden) { continue }\n\n const onlyOneShowingChild = this.onlyOneShowingChild(route.children, route)\n\n if (route.children && onlyOneShowingChild && !route.alwaysShow) {\n route = onlyOneShowingChild\n }\n\n const data = {\n path: path.resolve(basePath, route.path),\n title: route.meta && route.meta.title\n\n }\n\n // recursive child routes\n if (route.children) {\n data.children = this.generateRoutes(route.children, data.path)\n }\n res.push(data)\n }\n return res\n },\n generateArr(routes) {\n let data = []\n routes.forEach(route => {\n data.push(route)\n if (route.children) {\n const temp = this.generateArr(route.children)\n if (temp.length > 0) {\n data = [...data, ...temp]\n }\n }\n })\n return data\n },\n handleAddRole() {\n this.role = Object.assign({}, defaultRole)\n if (this.$refs.tree) {\n this.$refs.tree.setCheckedNodes([])\n }\n this.dialogType = 'new'\n this.dialogVisible = true\n },\n handleEdit(scope) {\n this.dialogType = 'edit'\n this.dialogVisible = true\n this.checkStrictly = true\n this.role = deepClone(scope.row)\n this.$nextTick(() => {\n const routes = this.generateRoutes(this.role.routes)\n this.$refs.tree.setCheckedNodes(this.generateArr(routes))\n // set checked state of a node not affects its father and child nodes\n this.checkStrictly = false\n })\n },\n handleDelete({ $index, row }) {\n this.$confirm('Confirm to remove the role?', 'Warning', {\n confirmButtonText: 'Confirm',\n cancelButtonText: 'Cancel',\n type: 'warning'\n })\n .then(async() => {\n await deleteRole(row.key)\n this.rolesList.splice($index, 1)\n this.$message({\n type: 'success',\n message: 'Delete succed!'\n })\n })\n .catch(err => { console.error(err) })\n },\n generateTree(routes, basePath = '/', checkedKeys) {\n const res = []\n\n for (const route of routes) {\n const routePath = path.resolve(basePath, route.path)\n\n // recursive child routes\n if (route.children) {\n route.children = this.generateTree(route.children, routePath, checkedKeys)\n }\n\n if (checkedKeys.includes(routePath) || (route.children && route.children.length >= 1)) {\n res.push(route)\n }\n }\n return res\n },\n async confirmRole() {\n const isEdit = this.dialogType === 'edit'\n\n const checkedKeys = this.$refs.tree.getCheckedKeys()\n this.role.routes = this.generateTree(deepClone(this.serviceRoutes), '/', checkedKeys)\n\n if (isEdit) {\n await updateRole(this.role.key, this.role)\n for (let index = 0; index < this.rolesList.length; index++) {\n if (this.rolesList[index].key === this.role.key) {\n this.rolesList.splice(index, 1, Object.assign({}, this.role))\n break\n }\n }\n } else {\n const { data } = await addRole(this.role)\n this.role.key = data.key\n this.rolesList.push(this.role)\n }\n\n const { description, key, name } = this.role\n this.dialogVisible = false\n this.$notify({\n title: 'Success',\n dangerouslyUseHTMLString: true,\n message: `\n <div>Role Key: ${key}</div>\n <div>Role Name: ${name}</div>\n <div>Description: ${description}</div>\n `,\n type: 'success'\n })\n },\n // reference: src/view/layout/components/Sidebar/SidebarItem.vue\n onlyOneShowingChild(children = [], parent) {\n let onlyOneChild = null\n const showingChildren = children.filter(item => !item.hidden)\n\n // When there is only one child route, the child route is displayed by default\n if (showingChildren.length === 1) {\n onlyOneChild = showingChildren[0]\n onlyOneChild.path = path.resolve(parent.path, onlyOneChild.path)\n return onlyOneChild\n }\n\n // Show parent if there are no child route to display\n if (showingChildren.length === 0) {\n onlyOneChild = { ... parent, path: '', noShowingChildren: true }\n return onlyOneChild\n }\n\n return false\n }\n }\n}\n</script>\n\n<style lang=\"scss\" scoped>\n.app-container {\n .roles-table {\n margin-top: 30px;\n }\n .permission-tree {\n margin-bottom: 30px;\n }\n}\n</style>\n"]}]}
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