import { Component, OnInit, Output, EventEmitter, Input } from '@angular/core';
import {FormGroup, FormBuilder, Validators, AbstractControl} from '@angular/forms';
import { Member } from '@overflow/commons-typescript/model/member';

@Component({
  selector: 'of-member-signin',
  templateUrl: './member-signin.component.html',
})
export class MemberSigninComponent implements OnInit {
  @Input() member: Member;
  @Input() signinError: string;

  @Output() resetPassword = new EventEmitter();
  @Output() signup = new EventEmitter();
  @Output() signin = new EventEmitter<{email: string, password: string}>();

  errorMessage: string | null;

  email: AbstractControl;
  password: AbstractControl;

  signinForm: FormGroup;

  constructor(
    private formBuilder: FormBuilder,
  ) {
  }

  ngOnInit() {
    this.initForm();
  }

  initForm() {
    this.signinForm = this.formBuilder.group({
      'email': [
        '',
        [
          Validators.required,
          Validators.email
        ]
      ],
      'password': [
        '',
        [
          Validators.required
        ]
      ],
    });
    this.email = this.signinForm.controls['email'];
    this.password = this.signinForm.controls['password'];
  }

  signinFormSubmit() {
    const formValue = Object.assign({}, this.signinForm.value);
    this.signin.emit(formValue);
  }

  onResetPassword() {
    this.resetPassword.emit();
  }

  onSignup() {
    this.signup.emit();
  }
}