gambit/board.go

package main

const (
	dimensions = 8
	firstRow   = 0
	firstCol   = 0
	lastRow    = dimensions - 1
	lastCol    = dimensions - 1
)

const (
	header  = "\n ┌───┬───┬───┬───┬───┬───┬───┬───┐ \n"
	middle  = "\n ├───┼───┼───┼───┼───┼───┼───┼───┤ \n"
	footer  = "\n └───┴───┴───┴───┴───┴───┴───┴───┘ \n"
	divider = " │ "
)

type Board struct {
	Players []Player
	Grid    [dimensions][dimensions]string
}

func (b *Board) Draw() {
	for _, player := range b.Players {
		for _, piece := range player.Pieces {
			b.Grid[piece.Position[0]-1][piece.Position[1]-1] = piece.String()
		}
	}
}

func (b *Board) String() string {
	var s = header
	for row := firstRow; row < dimensions; row++ {
		for col := firstCol; col < dimensions; col++ {
			s += divider
			if b.Grid[row][col] == "" {
				s += " "
			} else {
				s += b.Grid[row][col]
			}
			if col == lastCol {
				s += divider
			}
		}
		if row != lastRow {
			s += middle
		}
	}
	return s + footer
}