/**
 * Copyright 2017 Google Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { FirebaseApp, FirebaseNamespace } from '@firebase/app-types';
import { Observer, Unsubscribe } from '@firebase/util';

export interface User extends UserInfo {
  delete(): Promise<void>;
  emailVerified: boolean;
  getIdTokenResult(forceRefresh?: boolean): Promise<IdTokenResult>;
  getIdToken(forceRefresh?: boolean): Promise<string>;
  isAnonymous: boolean;
  linkAndRetrieveDataWithCredential(
    credential: AuthCredential
  ): Promise<UserCredential>;
  linkWithCredential(credential: AuthCredential): Promise<User>;
  linkWithPhoneNumber(
    phoneNumber: string,
    applicationVerifier: ApplicationVerifier
  ): Promise<ConfirmationResult>;
  linkWithPopup(provider: AuthProvider): Promise<UserCredential>;
  linkWithRedirect(provider: AuthProvider): Promise<void>;
  metadata: UserMetadata;
  phoneNumber: string | null;
  providerData: (UserInfo | null)[];
  reauthenticateAndRetrieveDataWithCredential(
    credential: AuthCredential
  ): Promise<UserCredential>;
  reauthenticateWithCredential(credential: AuthCredential): Promise<void>;
  reauthenticateWithPhoneNumber(
    phoneNumber: string,
    applicationVerifier: ApplicationVerifier
  ): Promise<ConfirmationResult>;
  reauthenticateWithPopup(provider: AuthProvider): Promise<UserCredential>;
  reauthenticateWithRedirect(provider: AuthProvider): Promise<void>;
  refreshToken: string;
  reload(): Promise<void>;
  sendEmailVerification(
    actionCodeSettings?: ActionCodeSettings | null
  ): Promise<void>;
  toJSON(): Object;
  unlink(providerId: string): Promise<User>;
  updateEmail(newEmail: string): Promise<void>;
  updatePassword(newPassword: string): Promise<void>;
  updatePhoneNumber(phoneCredential: AuthCredential): Promise<void>;
  updateProfile(profile: {
    displayName: string | null;
    photoURL: string | null;
  }): Promise<void>;
}

export interface UserInfo {
  displayName: string | null;
  email: string | null;
  phoneNumber: string | null;
  photoURL: string | null;
  providerId: string;
  uid: string;
}

export interface ActionCodeInfo {
  data: {
    email?: string | null;
    fromEmail?: string | null;
  };
  operation: string;
}

export type ActionCodeSettings = {
  android?: {
    installApp?: boolean;
    minimumVersion?: string;
    packageName: string;
  };
  handleCodeInApp?: boolean;
  iOS?: { bundleId: string };
  url: string;
  dynamicLinkDomain?: string;
};

export type AdditionalUserInfo = {
  isNewUser: boolean;
  profile: Object | null;
  providerId: string;
  username?: string | null;
};

export interface ApplicationVerifier {
  type: string;
  verify(): Promise<string>;
}

export interface AuthCredential {
  providerId: string;
  signInMethod: string;
}

export interface AuthProvider {
  providerId: string;
}

export interface ConfirmationResult {
  confirm(verificationCode: string): Promise<UserCredential>;
  verificationId: string;
}

export class EmailAuthProvider extends EmailAuthProvider_Instance {
  static PROVIDER_ID: string;
  static EMAIL_PASSWORD_SIGN_IN_METHOD: string;
  static EMAIL_LINK_SIGN_IN_METHOD: string;
  static credential(email: string, password: string): AuthCredential;
  static credentialWithLink(email: string, emailLink: string): AuthCredential;
}
export class EmailAuthProvider_Instance implements AuthProvider {
  providerId: string;
}

export interface Error {
  code: string;
  message: string;
}

export class FacebookAuthProvider extends FacebookAuthProvider_Instance {
  static PROVIDER_ID: string;
  static FACEBOOK_SIGN_IN_METHOD: string;
  static credential(token: string): AuthCredential;
}
export class FacebookAuthProvider_Instance implements AuthProvider {
  addScope(scope: string): AuthProvider;
  providerId: string;
  setCustomParameters(customOAuthParameters: Object): AuthProvider;
}

export class GithubAuthProvider extends GithubAuthProvider_Instance {
  static PROVIDER_ID: string;
  static GITHUB_SIGN_IN_METHOD: string;
  static credential(token: string): AuthCredential;
}
export class GithubAuthProvider_Instance implements AuthProvider {
  addScope(scope: string): AuthProvider;
  providerId: string;
  setCustomParameters(customOAuthParameters: Object): AuthProvider;
}

export class GoogleAuthProvider extends GoogleAuthProvider_Instance {
  static PROVIDER_ID: string;
  static GOOGLE_SIGN_IN_METHOD: string;
  static credential(
    idToken?: string | null,
    accessToken?: string | null
  ): AuthCredential;
}
export class GoogleAuthProvider_Instance implements AuthProvider {
  addScope(scope: string): AuthProvider;
  providerId: string;
  setCustomParameters(customOAuthParameters: Object): AuthProvider;
}

export interface IdTokenResult {
  token: string;
  expirationTime: string;
  authTime: string;
  issuedAtTime: string;
  signInProvider: string | null;
  claims: {
    [key: string]: any;
  };
}

export class OAuthProvider implements AuthProvider {
  providerId: string;
  addScope(scope: string): AuthProvider;
  credential(idToken?: string, accessToken?: string): OAuthCredential;
  setCustomParameters(customOAuthParameters: Object): AuthProvider;
}

export class SAMLAuthProvider implements AuthProvider {
  providerId: string;
}

export class PhoneAuthProvider extends PhoneAuthProvider_Instance {
  static PROVIDER_ID: string;
  static PHONE_SIGN_IN_METHOD: string;
  static credential(
    verificationId: string,
    verificationCode: string
  ): AuthCredential;
}
export class PhoneAuthProvider_Instance implements AuthProvider {
  constructor(auth?: FirebaseAuth | null);
  providerId: string;
  verifyPhoneNumber(
    phoneNumber: string,
    applicationVerifier: ApplicationVerifier
  ): Promise<string>;
}

export class RecaptchaVerifier extends RecaptchaVerifier_Instance {}
export class RecaptchaVerifier_Instance implements ApplicationVerifier {
  constructor(
    container: any | string,
    parameters?: Object | null,
    app?: FirebaseApp | null
  );
  clear(): void;
  render(): Promise<number>;
  type: string;
  verify(): Promise<string>;
}

export class TwitterAuthProvider extends TwitterAuthProvider_Instance {
  static PROVIDER_ID: string;
  static TWITTER_SIGN_IN_METHOD: string;
  static credential(token: string, secret: string): AuthCredential;
}
export class TwitterAuthProvider_Instance implements AuthProvider {
  providerId: string;
  setCustomParameters(customOAuthParameters: Object): AuthProvider;
}

export type UserCredential = {
  additionalUserInfo?: AdditionalUserInfo | null;
  credential: AuthCredential | null;
  operationType?: string | null;
  user: User | null;
};

export interface UserMetadata {
  creationTime?: string;
  lastSignInTime?: string;
}

export type Persistence = string;

export interface OAuthCredential extends AuthCredential {
  idToken?: string;
  accessToken?: string;
  secret?: string;
}

export interface AuthSettings {
  appVerificationDisabledForTesting: boolean;
}

export class FirebaseAuth {
  private constructor();

  static Persistence: {
    LOCAL: Persistence;
    NONE: Persistence;
    SESSION: Persistence;
  };

  app: FirebaseApp;
  applyActionCode(code: string): Promise<void>;
  checkActionCode(code: string): Promise<ActionCodeInfo>;
  confirmPasswordReset(code: string, newPassword: string): Promise<void>;
  createUserWithEmailAndPassword(
    email: string,
    password: string
  ): Promise<UserCredential>;
  createUserAndRetrieveDataWithEmailAndPassword(
    email: string,
    password: string
  ): Promise<UserCredential>;
  currentUser: User | null;
  fetchProvidersForEmail(email: string): Promise<Array<string>>;
  fetchSignInMethodsForEmail(email: string): Promise<Array<string>>;
  isSignInWithEmailLink(emailLink: string): boolean;
  getRedirectResult(): Promise<UserCredential>;
  languageCode: string | null;
  settings: AuthSettings;
  onAuthStateChanged(
    nextOrObserver: Observer<any> | ((a: User | null) => any),
    error?: (a: Error) => any,
    completed?: Unsubscribe
  ): Unsubscribe;
  onIdTokenChanged(
    nextOrObserver: Observer<any> | ((a: User | null) => any),
    error?: (a: Error) => any,
    completed?: Unsubscribe
  ): Unsubscribe;
  sendSignInLinkToEmail(
    email: string,
    actionCodeSettings: ActionCodeSettings
  ): Promise<void>;
  sendPasswordResetEmail(
    email: string,
    actionCodeSettings?: ActionCodeSettings | null
  ): Promise<void>;
  setPersistence(persistence: Persistence): Promise<void>;
  signInAndRetrieveDataWithCredential(
    credential: AuthCredential
  ): Promise<UserCredential>;
  signInAnonymously(): Promise<UserCredential>;
  signInAnonymouslyAndRetrieveData(): Promise<UserCredential>;
  signInWithCredential(credential: AuthCredential): Promise<User>;
  signInWithCustomToken(token: string): Promise<UserCredential>;
  signInAndRetrieveDataWithCustomToken(token: string): Promise<UserCredential>;
  signInWithEmailAndPassword(
    email: string,
    password: string
  ): Promise<UserCredential>;
  signInAndRetrieveDataWithEmailAndPassword(
    email: string,
    password: string
  ): Promise<UserCredential>;
  signInWithEmailLink(
    email: string,
    emailLink?: string
  ): Promise<UserCredential>;
  signInWithPhoneNumber(
    phoneNumber: string,
    applicationVerifier: ApplicationVerifier
  ): Promise<ConfirmationResult>;
  signInWithPopup(provider: AuthProvider): Promise<UserCredential>;
  signInWithRedirect(provider: AuthProvider): Promise<void>;
  signOut(): Promise<void>;
  updateCurrentUser(user: User | null): Promise<void>;
  useDeviceLanguage(): void;
  verifyPasswordResetCode(code: string): Promise<string>;
}

declare module '@firebase/app-types' {
  interface FirebaseNamespace {
    auth?: {
      (app?: FirebaseApp): FirebaseAuth;
      Auth: typeof FirebaseAuth;
      EmailAuthProvider: typeof EmailAuthProvider;
      EmailAuthProvider_Instance: typeof EmailAuthProvider_Instance;
      FacebookAuthProvider: typeof FacebookAuthProvider;
      FacebookAuthProvider_Instance: typeof FacebookAuthProvider_Instance;
      GithubAuthProvider: typeof GithubAuthProvider;
      GithubAuthProvider_Instance: typeof GithubAuthProvider_Instance;
      GoogleAuthProvider: typeof GoogleAuthProvider;
      GoogleAuthProvider_Instance: typeof GoogleAuthProvider_Instance;
      OAuthProvider: typeof OAuthProvider;
      SAMLAuthProvider: typeof SAMLAuthProvider;
      PhoneAuthProvider: typeof PhoneAuthProvider;
      PhoneAuthProvider_Instance: typeof PhoneAuthProvider_Instance;
      RecaptchaVerifier: typeof RecaptchaVerifier;
      RecaptchaVerifier_Instance: typeof RecaptchaVerifier_Instance;
      TwitterAuthProvider: typeof TwitterAuthProvider;
      TwitterAuthProvider_Instance: typeof TwitterAuthProvider_Instance;
    };
  }
  interface FirebaseApp {
    auth?(): FirebaseAuth;
  }
}