model

type DrawableCellsMap = map[coordinate.TetrisModelCoordinate]tcell.Color

type DrawableInfoModel interface {
	DrawableCells() DrawableCellsMap
	Lines() int
	GameOver() bool
	PeriodicUpdateDuration() time.Duration
}

type TetrisModel interface {
	DrawableInfoModel
	Restart()
	MoveCurrentPieceDown()
	MoveCurrentPieceLeft()
	MoveCurrentPieceRight()
	RotateCurrentPiece()
	DropCurrentPiece()
	PeriodicUpdate()
}