func TestDraw(t *testing.T) {
game := core.NewGame()
output := captureOutput(func() {
draw(game)
})
shouldBeString := `/===========================\
| 0 | 0 | 0 | 0 |
|===========================|
| 0 | 0 | 2 | 0 |
|===========================|
| 0 | 0 | 0 | 0 |
|===========================|
| 0 | 0 | 0 | 0 |
|===========================|
| Next number: | 2 |
| Score: | 0 |
\===========================/
`
if output != shouldBeString {
t.Errorf("Expected things to be drawn as %v, but got %v.", output, shouldBeString)
}
}
func StartGameUI() {
fmt.Println("Game goes here")
game := core.NewGame()
draw(game)
mainloop:
for {
loss, _ := game.HaveLost()
if loss {
fmt.Println("Thank you for playing!")
fmt.Printf("Your score is %d.", game.GetScore())
fmt.Println("")
break mainloop
}
charCode, controlCode, _ := getChar()
switch controlCode {
case 0: //KeyEsc:
if (charCode == 27 /* ESC */) || (charCode == 113 /* q */) || (charCode == 3 /* ctrl-c */) {
fmt.Println("Thank you for playing!")
break mainloop
}
case 37: //KeyArrowLeft:
if game.Move(core.LEFT) == nil { // no errors means move was OK
game.SpawnVertical()
}
case 39: //KeyArrowRight:
if game.Move(core.RIGHT) == nil { // no errors means move was OK
game.SpawnVertical()
}
case 38: //KeyArrowUp:
if game.Move(core.UP) == nil { // no errors means move was OK
game.SpawnVertical()
}
case 40: //KeyArrowDown:
if game.Move(core.DOWN) == nil { // no errors means move was OK
game.SpawnVertical()
}
default:
}
// Clearing screen
fmt.Print("\033[H\033[2J")
draw(game)
}
}
func handleRequest(conn net.Conn) {
defer conn.Close()
game := core.NewGame()
conn.Write([]byte("To play - use commands 'up', 'down', 'left', 'right' to move.\r\n"))
conn.Write([]byte("To quit - type 'quit' and press Enter.\r\n"))
conn.Write(DrawField(game))
for {
buf := make([]byte, 1024)
_, err := conn.Read(buf)
if err == io.EOF {
return
}
if err != nil {
fmt.Println("Error reading:", err.Error())
}
command := strings.TrimSpace(string(buf))
command = strings.Trim(command, "\x00")
command = strings.Trim(command, "\n")
command = strings.Trim(command, "\r")
switch command {
case "up":
if game.Move(core.UP) == nil {
game.SpawnVertical()
} else {
conn.Write([]byte("Move failed.\r\n"))
conn.Write(DrawField(game))
}
case "down":
if game.Move(core.DOWN) == nil {
game.SpawnVertical()
} else {
conn.Write([]byte("Move failed.\r\n"))
conn.Write(DrawField(game))
}
case "left":
if game.Move(core.LEFT) == nil {
game.SpawnVertical()
} else {
conn.Write([]byte("Move failed.\r\n"))
conn.Write(DrawField(game))
}
case "right":
if game.Move(core.RIGHT) == nil {
game.SpawnVertical()
} else {
conn.Write([]byte("Move failed.\r\n"))
conn.Write(DrawField(game))
}
case "quit":
conn.Write([]byte(fmt.Sprintf("Your score is %d, re-connect to play again!\n", game.GetScore())))
conn.Close()
return
default:
conn.Write([]byte("Unknown command. Please use 'up', 'down', 'left' or 'right' to make move or 'quit' to stop game.\n\r"))
}
conn.Write(DrawField(game))
loss, _ := game.HaveLost()
if loss {
conn.Write([]byte(fmt.Sprintf("Game has ended. Your score is %d, re-connect to play again!\n", game.GetScore())))
conn.Close()
}
}
}