services

type ChatService struct {
	// contains filtered or unexported fields
}

type MessageQueryParams struct {
	Limit  int        // 0 = default (50)
	Before *time.Time // nil = latest
}

type Repository interface {
	SaveMessage(ctx context.Context, room, user, content, signature, pubkey string, timestamp int64) (*models.Message, error)
	GetMessages(ctx context.Context, room string, params MessageQueryParams) ([]models.Message, error)
	GetRooms(ctx context.Context) ([]models.Room, error)
	SearchRooms(ctx context.Context, query string) ([]models.Room, error)
	CreateRoom(ctx context.Context, name string, password *string) (*models.Room, error)
	ValidateRoomPassword(ctx context.Context, roomName, password string) error

	// User management
	RegisterUser(ctx context.Context, publicKey string) (*models.User, error)
	GetUser(ctx context.Context, publicKey string) (*models.User, error)
	GetUserByPublicKey(ctx context.Context, publicKey string) (*models.User, error)
	GetUserWithPostCount(ctx context.Context, publicKey string) (*models.UserWithPostCount, error)
	GetAllUsers(ctx context.Context) ([]models.User, error)
	VerifyUser(ctx context.Context, publicKey string) error
	UnverifyUser(ctx context.Context, publicKey string) error
}