storage

type Storage interface {
	// Insert adds a new TinyURL record to the storage.
	Insert(ctx context.Context, short uint64, longURL []byte) (*TinyURL, error)
	// GetByLongURL retrieves a TinyURL record by its original URL.
	GetByLongURL(ctx context.Context, long []byte) (*TinyURL, error)
	// GetByShortID retrieves a TinyURL record by its short ID.
	GetByShortID(ctx context.Context, short uint64) (*TinyURL, error)
	// Delete a short link by short id
	Delete(ctx context.Context, short uint64) error
	// Close closes the storage.
	Close() error
}

type TinyURL struct {
	gorm.Model
	LongURL []byte `gorm:"type:VARCHAR(500);uniqueIndex;not null" json:"long_url"` // The original URL.
	Short   uint64 `gorm:"type:BIGINT;uniqueIndex;not null" json:"short"`          // The shortened URL ID.
}