import { Component, Input, Output, EventEmitter, OnInit } from '@angular/core';
import { Router } from '@angular/router';
import { Menu, User, Module, ILoaderService, Panel, Message, IMessageService } from 'sigma-ng/admin-panel';

@Component({
  selector: 'admin-panel',
  templateUrl: './panel.component.html',
  styleUrls: ['./panel.component.css'],
  exportAs: 'admin-panel',
  providers: []
})
export class PanelComponent implements OnInit {
  @Input() panel: Panel;
  @Input('message-service') messageService: IMessageService;


  @Output() onload: EventEmitter<boolean> = new EventEmitter; 

  toggle: boolean = false;
  modules: Module[];
  messages: Message[];

  public constructor(private router: Router) { }
  ngOnInit(): void {
    if(!localStorage.getItem('token')) this.router.navigateByUrl(this.panel.links.logout);
    if(this.panel.service != null) {
      this.panel.service.get().subscribe(result => {
        this.initialMenus(result.menus);
        this.panel.module = result.module;
        this.panel.user = result.user;
        this.onload.emit(true);
      },() => { this.onload.emit(false); });
    }
  }
  initialMenus(menus: Menu[])
  {
    this.panel.menus = [];
    for(let i = 0;i < menus.length;i++)
    {
      if(!menus[i].parentId)
      {
        let menu = new Menu(menus[i]);
        for(let j = 0;j < menus.length;j++)
        {
          if(menus[j].parentId == menus[i].id) {
            let child = new Menu(menus[j]);
            child.parent = menu;
            menu.childs.push(child);
          }
        }
        this.panel.menus.push(menu);
      }
    }
  }
  openMenu(menu: Menu) {
    for(let i = 0;i < this.panel.menus.length;i++)
      this.panel.menus[i].close();
  }
  getMenusByParentId(parentId: number) {
    let list: any[] = [];
    if(this.panel.menus) {
      for(let i = 0;i < this.panel.menus.length;i++) {
        if(this.panel.menus[i].parentId == parentId) list.push(this.panel.menus[i]);
      }
    }
    return list;
  }
  loadModule() {

  }
  loadTask() {

  }
  loadMessage() {
    
  }
}