import { CommonModule } from '@angular/common';
import { Component, OnInit, ViewChild } from '@angular/core';
import { AbstractControl, FormBuilder, FormControl, FormGroup, FormsModule, ReactiveFormsModule, ValidationErrors, Validators } from '@angular/forms';
import { TranslateModule } from '@ngx-translate/core';
import { PasswordHideShowComponent } from '../../shared/components/password-hide-show/password-hide-show.component';
import { HttpURIService } from '../../app.http.uri.service';
import { URIKey } from '../../utils/uri-enums';
import { StorageService } from '../../shared/services/storage.service';

@Component({
  selector: 'app-change-password',
  imports: [TranslateModule, FormsModule, ReactiveFormsModule, CommonModule, PasswordHideShowComponent,],
  templateUrl: './change-password.component.html',
  styleUrl: './change-password.component.scss'
})

export class ChangePasswordComponent implements OnInit{
  isFirstLogin = false;
  firstTimeLoginForm!: FormGroup;
  changePasswordForm!: FormGroup;
  currentLanguage = new FormControl();
  httpService: any;

passwordType: string = 'password';
passwordType1: string = 'password';
passwordType2: string = 'password';

@ViewChild('psh') passwordHideShow?: PasswordHideShowComponent;
@ViewChild('psh1') passwordHideShow1 ?: PasswordHideShowComponent;
@ViewChild('psh2') passwordHideShow2 ?: PasswordHideShowComponent;
constructor(private fb: FormBuilder, private httpURIService: HttpURIService, private storageService: StorageService){}

 togglePasswordType() {
    this.passwordType = this.passwordHideShow?.showPassword ? 'password' : 'text';
  }
 togglePasswordType1() {
    this.passwordType1 = this.passwordHideShow1?.showPassword ? 'password' : 'text';
  }
 togglePasswordType2() {
    this.passwordType2 = this.passwordHideShow2?.showPassword ? 'password' : 'text';
  }

  passwordMatchValidator(group: AbstractControl): ValidationErrors | null {
    const newPassword = group.get('newPassword')?.value;
    const confirmPassword = group.get('confirmPassword')?.value;
    return newPassword === confirmPassword ? null : { passwordMismatch: true };
  }

   ngOnInit(): void { 
  this.checkIfFirstTimeChangePasswordOrNot();

  if (this.isFirstLogin) {
    this.firstTimeLoginForm = this.fb.group({
      newPassword: ['', [Validators.required, Validators.minLength(6)]],
      confirmPassword: ['', [Validators.required, Validators.minLength(6)]]
    }, { validators: this.passwordMatchValidator });
  } else {
    this.changePasswordForm = this.fb.group({
  oldPassword: ['', Validators.required],
  newPassword: ['', [Validators.required, Validators.minLength(6)]],
  confirmPassword: ['', [Validators.required, Validators.minLength(6)]]
}, { validators: this.passwordMatchValidator });

  }
}

  checkIfFirstTimeChangePasswordOrNot(): void {
    const fromMenu = history.state?.['fromMenu'];

    if (fromMenu) {
      this.isFirstLogin = false;
      return;
    }

    try {
      const currentUser: any = JSON.parse(
        this.storageService.getItem('user') || '{}'
      );

      this.isFirstLogin = !!currentUser?.user?.isFirstLogin;
    } catch (error) {
      console.error('Error parsing user data:', error);
      this.isFirstLogin = false;
    }
  }

  initChangePasswordForm(): void {
    this.changePasswordForm = this.fb.group(
      {
        oldPassword: ['', Validators.required],
        enterNewPassword: ['', [Validators.required, Validators.minLength(6)]],
        confirmPassword: ['', [Validators.required, Validators.minLength(6)]],
      },
      { validators: this.passwordMatchValidator }
    );
  }


  get newPasswordError$() {
    const control = this.changePasswordForm.get('newPassword');
    if (!control || !control.touched) return null;

    if (control.hasError('required')) return 'fieldRequired';
    if (control.hasError('minlength')) return 'passwordTooShort';
    return null;
  }

   get confirmPasswordError$() {
    const control = this.changePasswordForm.get('confirmPassword');
    if (!control || !control.touched) return null;

    if (control.hasError('required')) return 'fieldRequired';
    if (control.hasError('minlength')) return 'passwordTooShort';
    if (this.changePasswordForm.hasError('passwordMismatch')) return 'passwordsDoNotMatch';

    return null;
  }
 getFormPayload() {
  const form = this.isFirstLogin ? this.firstTimeLoginForm : this.changePasswordForm;
  
  return {
    oldPassword: form.get('oldPassword')?.value || null,
    // confirmPassword: form.get('confirmPassword')?.value || null,
    newPassword: form.get('newPassword')?.value,
    userId: this.storageService.getItem('USER_ID'),
    porOrgaCode: this.storageService.getItem('POR_ORGACODE')
  };
}
  onSubmit(){
    const payload = this.getFormPayload();

    this.httpURIService.requestPOST(URIKey.CHANGE_PASSWORD_URI, payload)
      .subscribe();
  }

}