import { ChangeDetectorRef, Component } from '@angular/core';
import { FormsModule } from '@angular/forms';
import { TORUS_SAPPHIRE_NETWORK } from '@toruslabs/constants';
import { UX_MODE } from '@toruslabs/customauth';

import {
  FormData,
  networkOptions,
  sapphireDevnetVerifierOptions,
  testnetVerifierOptions,
  WEB3AUTH_EMAIL_PASSWORDLESS,
  WEB3AUTH_SMS_PASSWORDLESS,
} from '../config';
import { CustomAuthService } from '../custom-auth';

@Component({
  selector: 'app-popup-mode-login',
  imports: [FormsModule],
  templateUrl: './popup-mode-login.html',
  styleUrl: './popup-mode-login.css',
})
export class PopupModeLogin {
  formData: FormData;
  status: 'idle' | 'loading' | 'success' | 'error' = 'idle';
  result = '';
  private readonly popupTimeoutMs = 15000;
  readonly networkOptions = networkOptions;
  readonly sapphireDevnetVerifierOptions = sapphireDevnetVerifierOptions;
  readonly testnetVerifierOptions = testnetVerifierOptions;
  readonly emailPasswordless = WEB3AUTH_EMAIL_PASSWORDLESS;
  readonly smsPasswordless = WEB3AUTH_SMS_PASSWORDLESS;

  constructor(
    private readonly authService: CustomAuthService,
    private readonly cdr: ChangeDetectorRef,
  ) {
    this.formData = this.authService.getDefaultFormData(UX_MODE.POPUP);
  }

  get verifierOptions(): string[] {
    return this.formData.network === TORUS_SAPPHIRE_NETWORK.SAPPHIRE_DEVNET
      ? this.sapphireDevnetVerifierOptions
      : this.testnetVerifierOptions;
  }

  async login(): Promise<void> {
    this.status = 'loading';
    this.result = '';
    try {
      const loginResult = await this.authService.triggerLogin(this.formData);
      if (!loginResult) {
        throw new Error('Popup login finished without returning a result.');
      }

      this.authService.saveLoginResult(loginResult);
      this.result = this.authService.stringifyForDisplay(loginResult);
      this.status = 'success';
      this.cdr.detectChanges();
    } catch (error) {
      this.result = (error as Error).message;
      this.status = 'error';
      this.cdr.detectChanges();
    }
  }
}