<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="filters">
				<el-form-item>
					<el-input v-model="filters.name" placeholder="权限名称"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="getTableList()">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="tableList" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%;"
				  row-key="permissionId"
				  border
				  :tree-props="{children: 'children', hasChildren: 'hasChildren'}"
		>
			<el-table-column type="selection" width="55">
			</el-table-column>
			<!--<el-table-column type="index" width="60">-->
			<!--</el-table-column>-->
			<el-table-column prop="permissionId" label="ID" width="130" sortable>
			</el-table-column>
			<el-table-column prop="name" label="权限名称" min-width="150" sortable>
			</el-table-column>
			<el-table-column prop="description" label="描述" min-width="120" sortable>
			</el-table-column>
			<el-table-column prop="ismenu" label="是否目录" width="100" :formatter="formatState" sortable>
			</el-table-column>
			<el-table-column prop="url" label="访问路径" width="300" sortable>
			</el-table-column>
			<el-table-column label="操作" min-width="100">
				<template slot-scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="total, prev, pager, next" @current-change="handleCurrentChange" :page-size="pageSize" :total="total" style="float:right;">
			</el-pagination>
		</el-col>


		<!--新增界面-->
		<el-dialog :title="dialogMap[dialogStatus]" :visible.sync="addFormVisible" :close-on-click-modal="false">
			<el-form :model="addForm" label-width="110px" :rules="addFormRules" ref="addForm">

				<el-form-item label="ID">
					<span>{{addForm.permissionId}}</span>
				</el-form-item>
				<el-row :gutter="20">
					<el-col :span="12">
						<el-form-item label="权限名称" prop="name">
							<el-input v-model="addForm.name" auto-complete="off" placeholder="请输入权限名称：例如:用户新增权限"></el-input>
						</el-form-item>
					</el-col>
					<el-col :span="12">
						<el-form-item label="权限描述" prop="description">
							<el-input v-model="addForm.description" auto-complete="off" placeholder="请输入权限描述：例如:用户管理员"></el-input>
						</el-form-item>
					</el-col>
				</el-row>
				<el-row :gutter="20">
					<el-col>
						<el-form-item label="权限总路径" prop="path">
							<el-input v-model="addForm.path" auto-complete="off" placeholder="设置为前端router的path值"></el-input>
							<el-cascader-panel
									v-model="addForm.path"
									:options="cascaderOptions"
									:props="pannelProps"
							></el-cascader-panel>
						</el-form-item>
					</el-col>
				</el-row>
				<el-form-item label="具体访问路径" prop="url">
					<el-input v-model="addForm.url" auto-complete="off" placeholder="设置为后端微服务路径：例如:/cloud-user-center/user/update"></el-input>
					<el-cascader-panel
							v-model="addForm.url"
							:options="tableList"
							:props="pannelUrlProps"
					></el-cascader-panel>
				</el-form-item>
				<el-row :gutter="20">
					<el-col :span="8">
						<el-form-item label="权限排序" prop="permissionOrder">
							<el-input v-model="addForm.permissionOrder" auto-complete="off" placeholder="请输入权限排序：例如:123"></el-input>
						</el-form-item>
					</el-col>
					<el-col :span="8">
						<el-form-item label="设置权限上级" prop="parentId">
							<el-input v-model="addForm.parentId" auto-complete="off" placeholder="请输入或者选择适配权限"></el-input>
						</el-form-item>
					</el-col>
					<el-col :span="8">
						<el-button type="info" size="mini" @click="drawer = true">设置权限上级</el-button>
					</el-col>
				</el-row>


				<el-form-item label="是否是目录" prop="ismenu">
					<el-switch
							v-model="addForm.ismenu"
							active-color="#13ce66"
							inactive-color="#ff4949"
							active-text="是"
							inactive-text="否"
					>
					</el-switch>
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="addFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="dialogStatus==='create'?addSubmit():editSubmit()" :loading="addLoading">提交</el-button>
			</div>
		</el-dialog>

		<el-drawer
				title="设置权限上级"
				:visible.sync="drawer"
				append-to-body
				withHeader>
			<el-row>
				<el-col :span="7" :offset="1">
					<span style="color:#E6A23C">不设置为顶级权限</span>
				</el-col>
				<el-col :span="8" >
					<el-button type="primary" @click.native="treeMerge(false)">合并节点</el-button>
				</el-col>
				<el-col :span="8">
					<el-button type="primary" @click.native="treeMerge(true)">展开节点</el-button>
				</el-col>




			</el-row>
			<el-tree :data="tableList" :props="treeDefaultProps"
					 @check="clickDeal"
					 :default-expand-all = "treeExpand"
					 show-checkbox
					 highlight-current
					 check-strictly
					 node-key="permissionId" ref="tree">
			</el-tree>
		</el-drawer>
	</section>
</template>

<script>
	import util from '../../common/js/util'
	//import NProgress from 'nprogress'
	import { getList, remove, batchRemove, edit, add } from '../../api/perm_api';
	import moment from 'moment'
	export default {
		data() {
			return {
				filters: {
					name: ''
				},
				cascaderOptions:[],
				tableList: [],
				total: 0,
				pageNum: 1,
				pageSize: 500,
				listLoading: false,
				sels: [],//列表选中列
				treeDefaultProps: {
					children: 'children',
					label: 'name',
				},
				pannelProps: {
					children: 'children',
					label: 'name',
					value: 'path',
					checkStrictly: true,
				},
				pannelUrlProps: {
					children: 'children',
					label: 'name',
					value: 'url',
					checkStrictly: true,
					emitPath: false
				},
				treeExpand: true,
				addFormVisible: false,//新增界面是否显示
				dialogMap: {
					update: '编辑',
					create: '新增',
				},
				dialogStatus: 'create',
				drawer: false,
				addLoading: false,
				addFormRules: {
					name: [
						{ required: true, message: '请输入权限名称', trigger: 'blur' }
					],
					path: [
						{ required: true, message: '请输入总路径', trigger: 'blur' }
					],
					url: [
						{ required: true, message: '请输入权限路径', trigger: 'blur' }
					],
					permissionOrder: [
						{ required: true, message: '请输入排序字段', trigger: 'blur' }
					]
				},
				//新增界面数据
				addForm: {
					permissionId:'',
					description: '',
					name: '',
					url: '',
					path: '',
					parentId: 0,
					ismenu: true,
					permissionOrder: '0',
					chidren: [],
					component: '',
					method: ''
				}

			}
		},
		methods: {
			//性别显示转换
			formatSex: function (row, column) {
				return row.sex == 1 ? '男' : row.sex == 0 ? '女' : '未知';
			},
			formatState: function (row, column) {
				return row.ismenu == true ? '是' : row.ismenu == false ? '否' : '未知';
			},
			handleCurrentChange(val) {
				this.pageNum = val;
				this.getTableList();
			},
			//获取列表
			getTableList() {
				let para = {
					pageNum: this.pageNum,
					pageSize: this.pageSize,
					name: this.filters.name
				};
				this.listLoading = true;
				//NProgress.start();
				getList(para).then((res) => {
					this.total = res.data.total;
					this.tableList = res.data.list;
					this.listLoading = false;
					//NProgress.done();
				}).catch((error) => {
					this.listLoading = false;
					if(null!= error.response && error.response!==undefined){
						let status= error.response.status;
						let msg = error.response.statusText;
						alert(status+msg);
					}else {
						alert(error);
					}
				});

			},
			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					//NProgress.start();
					let para = { permissionId: row.permissionId };
					remove(para).then((res) => {
						this.listLoading = false;
						//NProgress.done();
						this.$message({
							message: '删除成功',
							type: 'success'
						});
						this.getTableList();
					}).catch((error) => {
						this.listLoading = false;
						alert(error);
					});
				}).catch();
			},
			/**
			 * 显示编辑界面
			 * @param index
			 * @param row 为这行的数据对象
			 */
			handleEdit: function (index, row) {
				this.addFormVisible = true;
				this.dialogStatus= 'update',
				this.addForm = Object.assign({}, row);
			},
			//显示新增界面，每次点开初始化数据
			handleAdd: function () {
				this.addFormVisible = true;
				this.dialogStatus= 'create',
				this.addForm = {
					description: '',
					name: '',
					url: '',
					path: '',
					parentId: 0,
					ismenu: '',
					permissionOrder:'0'

				};
			},
			//编辑
			editSubmit: function () {
				this.$refs.addForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.addLoading = true;
							//NProgress.start();
							let para = Object.assign({}, this.addForm);
							para.creattime = moment(para.creattime).format('YYYY-MM-DD HH:mm:ss');
							this.addLoading = false;
							edit(para).then((res) => {

								//NProgress.done();
								this.$message({
									message: '提交成功',
									type: 'success'
								});
								this.$refs['addForm'].resetFields();
								this.addFormVisible = false;
								this.getTableList();
							}).catch(error => alert(error));
						});
					}
				});
			},
			//新增
			addSubmit: function () {
				this.$refs.addForm.validate((valid) => {
					if (valid) {
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.addLoading = true;
							//NProgress.start();
							let para = Object.assign({}, this.addForm);
							para.birth = (!para.birth || para.birth == '') ? '' : util.formatDate.format(new Date(para.birth), 'yyyy-MM-dd');
							add(para).then((res) => {
								this.addLoading = false;
								//NProgress.done();
								this.$message({
									message: '提交成功',
									type: 'success'
								});
								this.$refs['addForm'].resetFields();
								this.addFormVisible = false;
								this.getTableList();
							}).catch(error => alert(error));
						});
					}
				});
			},
			selsChange: function (sels) {
				this.sels = sels;
			},
			//批量删除
			batchRemove: function () {
				var ids = this.sels.map(item => item.permissionId).toString();
				this.$confirm('确认删除选中记录吗？', '提示', {
					type: 'warning'
				}).then(() => {
					this.listLoading = true;
					//NProgress.start();
					let para = { ids: ids };
					batchRemove(para).then((res) => {
						this.listLoading = false;
						//NProgress.done();
						this.$message({
							message: '删除成功',
							type: 'success'
						});
						this.getTableList();
					});
				}).catch(() => {

				});
			},
			showDrawer: function(){
				this.drawer = true;
				this.$nextTick(() => {
					//反向适配
					this.$refs.tree.setCheckedKeys([this.addForm.parentId]);
				});
			},
			clickDeal: function (currentObj, treeStatus) {
				this.addForm.parentId = currentObj.permissionId;
				this.$refs.tree.setCheckedKeys([currentObj.permissionId]);
				// this.drawer = false;
			},
			treeMerge: function (expand) {
				this.treeExpand = expand;
				for(var i=0;i<this.$refs.tree.store._getAllNodes().length;i++){
					this.$refs.tree.store._getAllNodes()[i].expanded=this.treeExpand;
				}
			}
		},
		mounted() {
			this.getTableList();
			this.cascaderOptions = this.$router.options.routes;
		}
	}

</script>

<style rel="stylesheet/scss" lang="scss">
	.el-drawer.rtl {
		overflow: scroll
	}
	.el-row{
		.el-col {
			margin-right: 0px;
		}
	}


</style>