#7 Moved score into its own struct. Print score and reason of death at game over.
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parent
53e6bfdf4d
commit
763ed9b38a
24
game.go
24
game.go
@ -31,26 +31,19 @@ func quit(screen tcell.Screen) {
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}
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}
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func gameDirector(screen tcell.Screen, style tcell.Style, keypresses chan int, gamestate chan int) {
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func gameDirector(screen tcell.Screen, style tcell.Style, keypresses chan int, gamestate chan int, score *Score) {
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// Destined to die, even before I was born.
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defer quit(screen)
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var score int = 0
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var scoreCounter int = 1
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// Board size
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var screenx = 80
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var screeny = 24
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// Have snake start at the center of the board
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var snakex int = (screenx / 2) - 1
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var snakey int = (screeny / 2) - 1
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// Last direction we went in
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var lastpress int = 1
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var snake Snake = initSnake(&snakex, &snakey)
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var snake Snake = initSnake((screenx/2)-1, (screeny/2)-1)
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var apple Apple = placeApple(&snake)
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for {
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@ -68,22 +61,25 @@ func gameDirector(screen tcell.Screen, style tcell.Style, keypresses chan int, g
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if snake.head.x == apple.x && snake.head.y == apple.y {
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apple = placeApple(&snake)
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score += scoreCounter
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scoreCounter++
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snake.length = 3 + score
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score.score += score.scoreCounter
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score.scoreCounter++
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snake.length = 3 + score.score
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}
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// Call it quits once the snake hits the border.
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if snake.head.x == 0 || snake.head.x == screenx-1 {
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score.reason = 2
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close(gamestate)
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return
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} else if snake.head.y == 0 || snake.head.y == screeny-1 {
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score.reason = 2
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close(gamestate)
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return
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}
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// Check if head intersects with any parts of the body
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if hitsTail(&snake, snake.head.x, snake.head.y) {
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score.reason = 3
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close(gamestate)
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return
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}
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@ -105,7 +101,7 @@ func gameDirector(screen tcell.Screen, style tcell.Style, keypresses chan int, g
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}
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func keyboardProcessor(screen tcell.Screen, keypresses chan int, gamestate chan int) {
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func keyboardProcessor(screen tcell.Screen, keypresses chan int, gamestate chan int, score *Score) {
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defer close(keypresses)
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for {
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@ -117,8 +113,10 @@ func keyboardProcessor(screen tcell.Screen, keypresses chan int, gamestate chan
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switch ev := ev.(type) {
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case *tcell.EventKey:
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if ev.Key() == tcell.KeyEscape || ev.Key() == tcell.KeyCtrlC {
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score.reason = 1
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return
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} else if ev.Rune() == 'q' || ev.Rune() == 'Q' {
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score.reason = 1
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return
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} else if ev.Key() == tcell.KeyCtrlL {
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screen.Sync()
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28
main.go
28
main.go
@ -2,6 +2,7 @@
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package main
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import (
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"fmt"
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"log"
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)
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@ -12,19 +13,40 @@ func main() {
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keypresses := make(chan int)
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gamestate := make(chan int)
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// Score tracker
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score := Score{
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score: 0,
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scoreCounter: 1,
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reason: 0,
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}
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// Initialize tcell and clean up when needed.
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screen, style, err := initilize()
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if err != nil {
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log.Fatalln("Initlization error: ", err)
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}
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defer quit(screen)
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//defer quit(screen)
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// Spawn the Game Director in its own go routine
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// We give it channels to control...
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go gameDirector(screen, style, keypresses, gamestate)
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go gameDirector(screen, style, keypresses, gamestate, &score)
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// A simple function that captures keyboard presses...
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// ...and sends it to the GameDirector.
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keyboardProcessor(screen, keypresses, gamestate)
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keyboardProcessor(screen, keypresses, gamestate, &score)
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// Quit the screen
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quit(screen)
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// Print the score
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fmt.Println("Score: ", score.score)
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switch score.reason {
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case 1:
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fmt.Println("Reason: You quit")
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case 2:
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fmt.Println("Reason: You hit a wall")
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case 3:
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fmt.Println("Reason: You ate your tail")
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}
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}
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@ -7,9 +7,9 @@ import (
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)
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// drawScore Print the score
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func drawScore(screen tcell.Screen, style tcell.Style, score int) {
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func drawScore(screen tcell.Screen, style tcell.Style, score *Score) {
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var x, y int = 5, 24
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for _, r := range []rune("[ Score: " + strconv.FormatInt(int64(score), 10) + " ]") {
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for _, r := range []rune("[ Score: " + strconv.FormatInt(int64(score.score), 10) + " ]") {
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screen.SetContent(x, y-1, r, nil, style)
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x++
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}
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4
snake.go
4
snake.go
@ -5,8 +5,8 @@ import (
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)
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// initSnake Initialize the snake
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func initSnake(snakex *int, snakey *int) Snake {
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var x, y int = *snakex, *snakey
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func initSnake(snakex int, snakey int) Snake {
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var x, y int = snakex, snakey
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snake := Snake{
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head: Position{
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x: x,
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