package
 main

import
 (
    "fmt"
    "math/rand"
)

var
 playerPos = Point{rand.
Intn
(10), rand.
Intn
(10)}
var
 goldPos = Point{rand.
Intn
(10), rand.
Intn
(20) + 20}
var
 snakePos = Point{rand.
Intn
(10), rand.
Intn
(10) + 10}
var
 doorPos = Point{rand.
Intn
(5) + 5, rand.
Intn
(10) + 30}

func

main
() {
    collectGold := false
    count := 0

    fmt.
Println
("Dein Ziehl ist das Gold (G) einzusameln und dann durch die Tür (T) zu entkommen (Du bist P). Die Schlange (S) versucht dich zu jagen, wenn sie die berüht hast du verloren. Du bewegst dich mit w/a/s/d.Drücke Enter zum starten vom Spiel. Viel Spaß.")
//Englisch: Your goal is to collect the gold (G) and then escape through the door (T) (You are P). The snake (S) tries to chase you, and if it touches you, you lose. You move with w/a/s/d. Press Enter to start the game. Have fun!

    fmt.
Scanln
()


for
 {

print_gamefield
(collectGold)

playerMovement
()


if
 count%2 == 0 {

snakeMovment
()
        }


if
 playerPos == snakePos {
            fmt.
Println
("Du hast verloren ):")
//Englisch: You lose

break
        }


if
 playerPos == goldPos {
            collectGold = true
        }


if
 playerPos == doorPos && collectGold {

print_gamefield
(collectGold)
            fmt.
Println
("Du hast Gewonnen (:")
//Englisch: You win

break
        }

        count++
    }
}

func

print_gamefield
(collectGold bool) {

for
 x := 0; x < 10; x++ {

for
 y := 0; y < 40; y++ {


if
 x == playerPos.x && y == playerPos.y {
                fmt.
Print
(" P ")
            }
else

if
 x == goldPos.x && y == goldPos.y {

if
 collectGold {
                    fmt.
Print
(" . ")
                }
else
 {
                    fmt.
Print
(" G ")
                }
            }
else

if
 x == snakePos.x && y == snakePos.y {
                fmt.
Print
(" S ")
            }
else

if
 x == doorPos.x && y == doorPos.y {
                fmt.
Print
(" D ")
            }
else
 {
                fmt.
Print
(" . ")
            }
        }
        fmt.
Println
()
    }
}

func

playerMovement
() {

var
 playerInput string
    fmt.
Scanln
(&playerInput)


if
 playerInput == "w" {

if
 playerPos.x != 0 {
            playerPos.x--
        }
    }
else

if
 playerInput == "s" {

if
 playerPos.x != 9 {
            playerPos.x++
        }
    }
else

if
 playerInput == "a" {

if
 playerPos.y != 0 {
            playerPos.y--
        }
    }
else

if
 playerInput == "d" {

if
 playerPos.y != 39 {
            playerPos.y++
        }
    }
}

func

snakeMovment
() {

if
 playerPos.y > snakePos.y {
        snakePos.y++
    }
else

if
 playerPos.y < snakePos.y {
        snakePos.y--
    }
else

if
 playerPos.x > snakePos.x {
        snakePos.x++
    }
else

if
 playerPos.x < snakePos.x {
        snakePos.x--
    }
}

type
 Point
struct
 {
    x int
    y int
}