import { Component, OnInit, ViewChild } from '@angular/core';
import { InstalmentVewModel } from '../../store/store-model';
import { Subject, Subscription } from 'rxjs';
import { debounceTime } from 'rxjs/operators';
import { StoreService } from '../../store/store.services';
import { NotificationService } from '../../../_services/notification.service';
import { AccountService } from '../accounts-services';
import { ActivatedRoute } from '@angular/router';
import { LocalService } from '../../../_services/local.service';
import { NgForm } from '@angular/forms';
import { FormCanDeactivate } from '../../../_guards/form-can-deactivate';

@Component({
  selector: 'app-day-book',
  templateUrl: './day-book.component.html',

})
export class DayBookComponent extends FormCanDeactivate implements OnInit {
  @ViewChild('f')
  form: NgForm;

  public instalment: InstalmentVewModel;
  public accountList: any[] = [];
  public allAccountList: any[] = [];
  public dayBookList: any[] = [];
  public maxDate = new Date();

  public saving = false;
  public TotalTo = 0;
  public TotalFrom = 0;
  public showSave = false;
  public searchEvent = new Subject<any>();
  public searchSubcription: Subscription = null;
  public isEdit = false;

  constructor(
    public _accountService: AccountService,
    public _storeService: StoreService,
    public _notificationService: NotificationService,
    private activatedRoute: ActivatedRoute,
    private _localService: LocalService
  ) { super(); }

  ngOnInit() {
    this.activatedRoute.queryParams.subscribe(params => {
      const accId = params['id'];
      if (accId != null) {

        this.getDayBookDetail(accId);
        this.isEdit = true;
      } else {
        this.instalment = new InstalmentVewModel();
        this.instalment.SP_Date = new Date();
        this.instalment.IsDayBook = true;
        this.instalment.Type = 'C';
        this.isEdit = false;
      }

    });

    this.maxDate = new Date();
    this.maxDate.setHours(this.maxDate.getHours() + 2);
    this.handleSearchEvents();
  }
  public attachfile(event) {
    this.instalment.file = event.target.files[0];
  }
  public getDayBookDetail(e) {
    this._storeService.getDayBookDetail(e).subscribe((res: any) => {
      if (res) {
        // debugger;
        console.log(res)
        this.instalment = new InstalmentVewModel();
        this.instalment = res;
        this.instalment.SP_Date = new Date(res.SP_Date);
        this.getAccount(" ", "CaB");
        this.getAccount(this.instalment.FK_From_Account.Name, "A");
        this.maxDate = new Date(res.SP_Date);
        this.maxDate.setHours(this.maxDate.getHours() + 2);
      }
    }, err => {
      this._notificationService.notify("danger", err.msg);

    });
  }
  public onSubmit() {
    debugger;
    this.dayBookList.push(this.instalment);
    console.log(this.dayBookList);
    if (this.instalment.Type == 'D') {
      this.TotalFrom += this.instalment.Amount;
    } else {
      this.TotalTo += this.instalment.Amount;
    }

    this.instalment = new InstalmentVewModel();
    this.instalment.SP_Date = new Date();
    this.instalment.IsDayBook = true;
    this.instalment.Type = 'C';
    this.showSave = true;
    this.updateMaxTime();
  }
  RemoveItem(item) {
    if (item.Type == 'D') {
      this.TotalFrom -= item.Amount;
    } else {
      this.TotalTo -= item.Amount;
    }

    this.dayBookList.splice(this.dayBookList.indexOf(item), 1);

    this.showSave = this.dayBookList.length == 0 ? false : true;
  }

  public saveBayBookList() {
    this.saving = true;
    let count = this.dayBookList.length;
    let itemsSaved = 0;
    this.dayBookList.forEach(element => {

      let emp: any = Object.assign({}, element);

      if (element.SP_Date) {
        emp.SP_Date = element.SP_Date.toDateString();
      }

      this._accountService.saveDayBook(emp).subscribe((res: any) => {
        itemsSaved = itemsSaved + 1;
        if (itemsSaved == count) {
          this.daybooksaveComplete();
        }
      }, err => {
        this._notificationService.notify("danger", err.error);
        this.saving = false;

      });
    });

  }
  daybooksaveComplete() {
    this._notificationService.notify("success", "Save Successfully");
    this.showSave = false;
    this.saving = false;
    this.updateMaxTime();
  }
  public ClearList() {
    this.dayBookList = [];
    this.TotalFrom = 0;
    this.TotalTo = 0;
  }
  public getAccount(x: string, event: string) {

    this._storeService.getAccountBySearch(x, event).subscribe((res: any) => {
      if (res) {
        if (event == "CaB") {
          this.accountList = res;
        } else {
          this.allAccountList = res;
        }
      }
    }, err => {
      this._notificationService.notify("danger", err.msg);

    });
  }
  clearDaybookRecordsIfSaved($event) {
    if (this.showSave == false) {
      this.ClearList();
    }
  }

  public handleSearchEvents() {

    this.searchSubcription = this.searchEvent.pipe(
      debounceTime(400)).subscribe((x: any) => {
        console.log(x);

        if (x) {
          debugger;

          if (x.filter == "FK_Account") {
            this.getAccount(x.event, "CaB");
          }
          if (x.filter == "allAccount") {
            this.getAccount(x.event, "A");
          }
        }
      });
  }

  private updateMaxTime() {
    this.maxDate.setHours(this.maxDate.getHours() + 1);
  }
}