package storage

import "context"

// Repository defines the interface for user storage operations
// This abstraction allows swapping SQLite for PostgreSQL or other databases
type Repository interface {
	// User operations
	GetUserByEmail(ctx context.Context, email string) (*User, error)
	GetUserByGiteaUsername(ctx context.Context, username string) (*User, error)
	GetUserBySlackID(ctx context.Context, slackID string) (*User, error)
	UpsertUser(ctx context.Context, user *User) error
	ListUsers(ctx context.Context) ([]*User, error)

	// Migrations
	Migrate(ctx context.Context) error

	// Close the connection
	Close() error
}

// ErrNotFound is returned when a user is not found
type ErrNotFound struct {
	Message string
}

func (e *ErrNotFound) Error() string {
	return e.Message
}

// IsNotFound checks if an error is a not found error
func IsNotFound(err error) bool {
	_, ok := err.(*ErrNotFound)
	return ok
}