import { HttpClient } from '@angular/common/http';
import { Component, OnInit, AfterViewInit, ViewChild, ViewContainerRef } from '@angular/core';
import { TreeService } from 'src/app/service/tree.service';
import { NzFormatEmitEvent, NzTreeComponent, NzTreeNodeOptions } from 'ng-zorro-antd/tree';
import { FormBuilder, FormGroup, Validators } from '@angular/forms';
import { NzModalService } from 'ng-zorro-antd/modal';
import { NzMessageService } from 'ng-zorro-antd/message';
import { AddorComponent } from './addor/addor.component';
import { EditorComponent } from './editor/editor.component';

import { NzFormatBeforeDropEvent } from 'ng-zorro-antd/tree';
import { Observable, of } from 'rxjs';
import { delay } from 'rxjs/operators';
import { CustomReuseStrategy } from 'src/app/CustomReuseStrategy';
@Component({
  selector: 'app-organization',
  templateUrl: './organization.component.html',
  styleUrls: ['./organization.component.scss']
})
export class OrganizationComponent implements OnInit {
  validateForm!: FormGroup;
  constructor(private fb: FormBuilder, private http: HttpClient, private toTree: TreeService, private modal: NzModalService, private message: NzMessageService, private viewContainerRef: ViewContainerRef) { }

  ngOnInit(): void {
    this.validateForm = this.fb.group({
      search: [null]
    });
    this.getAllOrganization()

    this.deleteRouteSnapshot();
  }
  deleteRouteSnapshot() {
    CustomReuseStrategy.deleteRouteSnapshot('/system/host');
  }
  //搜索框提交
  submitForm(): void {
    for (const i in this.validateForm.controls) {
      this.validateForm.controls[i].markAsDirty();
      this.validateForm.controls[i].updateValueAndValidity();
    }
  }

  //获取所有组织机构
  searchValue = '';
  nzExpandAll = false;
  totalCount: string

  allOrList: any
  getAllOrganization() {
    let OrganizationUnitId = ''
    let params = {
      // OrganizationUnitId: OrganizationUnitId,
      // IsContainsChildren: "true"
      ContainsChildren: true,
      pageSize: 9999
    }
    this.http.get('/api/Organizations', {
      params: params
    }).subscribe((data: any) => {
      console.log('组织机构列表', data)
      this.totalCount = data.totalCount
      data.items.forEach(element => {
        element.key = element.id
        element.title = element.name
        element.selectable = false
        if (element.isGasStation) {
          element.isLeaf = true
        }
      });
      this.allOrList = data.items
      this.nodes = [...this.toTree.toTree(data.items)]
      this.defaultExpandedKeys.length == 0 ? this.defaultExpandedKeys = [this.nodes[0].id] : this.defaultExpandedKeys = [...this.defaultExpandedKeys]

    })
  }


  @ViewChild('nzTreeComponent', { static: false }) nzTreeComponent!: NzTreeComponent;

  defaultExpandedKeys = [];

  nodes: any[] = []


  addOr(node?: any) {
    // console.log(node.key)
    const modal = this.modal.create({
      nzTitle: node ? '新增组织机构' : '新增一级组织机构',
      nzContent: AddorComponent,
      nzViewContainerRef: this.viewContainerRef,
      nzWidth: 288,
      nzComponentParams: {},
      nzOnOk: async () => {
        if (instance.validateForm.valid) {
          await new Promise(resolve => {
            let body = {
              name: instance.validateForm.value.name,
              parentId: node ? node.key : null,
              isGasStation: instance.validateForm.value.isGasStation
            }
            this.http.post('/api/Organizations', body).subscribe(data => {
              resolve(data)
              this.message.create('success', '创建成功！');
              this.nzTreeComponent.getExpandedNodeList().forEach((item) => {
                this.defaultExpandedKeys.push(item.key)
              })
              this.getAllOrganization()
              return true
            }, err => {
              resolve(err)
              this.message.create('warning', '创建失败');
              return false
            })
          })
        } else {
          this.message.create('warning', '请填写完整！');
          return false
        }
      }
    });
    const instance = modal.getContentComponent();

  }
  editOr(node) {
    console.log(node)
    const modal = this.modal.create({
      nzTitle: '编辑组织机构',
      nzContent: EditorComponent,
      nzViewContainerRef: this.viewContainerRef,
      nzWidth: 288,
      nzComponentParams: {
        data: node.origin,
      },
      nzOnOk: async () => {
        if (instance.validateForm.valid) {
          await new Promise(resolve => {
            let body = {
              name: instance.validateForm.value.name,
              isGasStation: instance.validateForm.value.isGasStation,
              parentId: node.origin.parentId
            }
            this.http.put(`/api/Organizations/${node.origin.id}`, body).subscribe(data => {
              resolve(data)
              this.message.create('success', '编辑成功！');
              this.nzTreeComponent.getExpandedNodeList().forEach((item) => {
                this.defaultExpandedKeys.push(item.key)
              })
              this.getAllOrganization()
              return true
            }, err => {
              resolve(err)
              this.message.create('warning', '编辑失败');
              return false
            })
          })
        } else {
          this.message.create('warning', '请填写完整！');
          return false
        }
      }
    });
    const instance = modal.getContentComponent();
  }
  deleteOr(item) {
    console.log(item)
    if (item.origin.children && item.origin.children.length != 0) {
      this.message.create('warning', '请先删除所有子节点');
    } else {
      this.modal.confirm({
        nzTitle: `确定要删除${item.title}这个机构吗?`,
        nzOkText: '确定',
        nzOkType: 'primary',
        nzOnOk: () => {
          this.http.delete(`/api/Organizations/${item.origin.id}`).subscribe(data => {
            this.nzTreeComponent.getExpandedNodeList().forEach((item) => {
              this.defaultExpandedKeys.push(item.key)
            })
            this.getAllOrganization()
            this.message.create('success', '删除成功！');
          })
        },
        nzCancelText: '取消',
        nzOnCancel: () => {

        }
      });
    }

  }


  nzEvent(event: NzFormatEmitEvent): void {
    console.log('event', event)
    if (this.isDrag) {
      let parentId
      if (this.pos == 0) {//目标节点内部
        parentId = event.node.key
      } else {
        if (event.node.level == 0) {
          parentId = null
        } else {
          parentId = event.node.origin.parentId
        }
      }
      let body = {
        parentId: parentId,
        name: event.dragNode.origin.name,
        isGasStation: event.dragNode.origin.isGasStation
      }
      this.http.put(`/api/Organizations/${event.dragNode.origin.id}`, body).subscribe(data => {
        this.message.create('success', '拖拽成功！');
        this.nzTreeComponent.getExpandedNodeList().forEach((item) => {
          this.defaultExpandedKeys.push(item.key)
        })
        this.getAllOrganization()
        return true
      }, err => {
        this.message.create('warning', '拖拽失败');
        return false
      })

    }
  }
  isDrag //是否可以拖动
  pos//放置位置
  beforeDrop = (arg: NzFormatBeforeDropEvent) => {
    console.log('arg', arg)
    if (arg.pos != 0 && arg.node.level === 0) {//如果为数据节点则不允许拖到一级节点
      this.message.create('warning', '不允许拖拽到一级节点');
      this.isDrag = false
      return of(false);
    } else {
      return of(true)
    }
  }
}