import {
  User,
  Medication,
  UserSettings,
  TakenDoses,
  CustomReminder,
} from '../../types';

export interface DatabaseStrategy {
  // User operations
  createUser(user: Omit<User, '_id' | '_rev'>): Promise<User>;
  updateUser(user: User): Promise<User>;
  getUserById(id: string): Promise<User | null>;
  findUserByEmail(email: string): Promise<User | null>;
  deleteUser(id: string): Promise<boolean>;
  getAllUsers(): Promise<User[]>;

  // Medication operations
  createMedication(
    userId: string,
    medication: Omit<Medication, '_id' | '_rev'>
  ): Promise<Medication>;
  updateMedication(medication: Medication): Promise<Medication>;
  getMedications(userId: string): Promise<Medication[]>;
  deleteMedication(id: string): Promise<boolean>;

  // User settings operations
  getUserSettings(userId: string): Promise<UserSettings>;
  updateUserSettings(settings: UserSettings): Promise<UserSettings>;

  // Taken doses operations
  getTakenDoses(userId: string): Promise<TakenDoses>;
  updateTakenDoses(takenDoses: TakenDoses): Promise<TakenDoses>;

  // Custom reminders operations
  createCustomReminder(
    userId: string,
    reminder: Omit<CustomReminder, '_id' | '_rev'>
  ): Promise<CustomReminder>;
  updateCustomReminder(reminder: CustomReminder): Promise<CustomReminder>;
  getCustomReminders(userId: string): Promise<CustomReminder[]>;
  deleteCustomReminder(id: string): Promise<boolean>;

  // User operations with password
  createUserWithPassword(
    email: string,
    hashedPassword: string,
    username?: string
  ): Promise<User>;
  createUserFromOAuth(
    email: string,
    username: string,
    provider: string
  ): Promise<User>;
}

export class DatabaseError extends Error {
  status: number;
  constructor(message: string, status: number = 500) {
    super(message);
    this.name = 'DatabaseError';
    this.status = status;
  }
}