import type { TurboModule } from 'react-native'
import { TurboModuleRegistry } from 'react-native'

export interface GoogleSignInUser {
  id: string
  name: string | null
  givenName: string | null
  familyName: string | null
  photo: string | null
  email: string
}

export interface GoogleSignInResult {
  user: GoogleSignInUser
  idToken: string
  serverAuthCode: string | null
  scopes: string[]
}

export interface GoogleTokens {
  idToken: string
  accessToken: string
}

export interface GoogleSignInConfig {
  iosClientId?: string
  webClientId?: string
  scopes?: string[]
  hostedDomain?: string
  openIDRealm?: string
  profileImageSize?: number
  googleServicePlistPath?: string
  accountName?: string
  offlineAccess?: boolean
  forceCodeForRefreshToken?: boolean
}

export interface GoogleSignInOptions {
  loginHint?: string
}

export interface AddScopesOptions {
  scopes: string[]
}

export interface Spec extends TurboModule {
  /**
   * Configures Google Sign-In with the provided options
   */
  configure(config: GoogleSignInConfig): Promise<null>

  /**
   * Attempts to sign in silently using previously stored credentials
   */
  signInSilently(): Promise<GoogleSignInResult>

  /**
   * Initiates the sign-in flow with UI
   */
  signIn(options: GoogleSignInOptions): Promise<GoogleSignInResult>

  /**
   * Adds additional scopes to the current user
   */
  addScopes(options: AddScopesOptions): Promise<GoogleSignInResult>

  /**
   * Signs out the current user
   */
  signOut(): Promise<null>

  /**
   * Revokes access and signs out
   */
  revokeAccess(): Promise<null>

  /**
   * Checks if a user is currently signed in
   */
  isSignedIn(): Promise<boolean>

  /**
   * Gets the current signed-in user information
   */
  getCurrentUser(): Promise<GoogleSignInResult | null>

  /**
   * Gets fresh tokens for the current user
   */
  getTokens(): Promise<GoogleTokens>

  /**
   * Clears the cached access token (Android only)
   */
  clearCachedAccessToken(token: string): Promise<null>

  /**
   * Checks if Play Services are available (Android only)
   */
  playServicesAvailable(showPlayServicesUpdateDialog: boolean): Promise<boolean>

  /**
   * Returns constants for button sizes, colors, and error codes
   */
  getConstants(): {
    BUTTON_SIZE_ICON: number
    BUTTON_SIZE_STANDARD: number
    BUTTON_SIZE_WIDE: number
    BUTTON_COLOR_LIGHT: number
    BUTTON_COLOR_DARK: number
    SIGN_IN_CANCELLED: string
    SIGN_IN_REQUIRED: string
    IN_PROGRESS: string
    PLAY_SERVICES_NOT_AVAILABLE: string
  }
}

export default TurboModuleRegistry.getEnforcing<Spec>('PortalGoogleSignIn')