game types, deathmatch and melee

game.go

@@ -66,6 +66,13 @@ type game struct {
 	repair_rate       float32
 	tick_duration     int
 	winners           WinnerMap
+	mode              GameMode
+}
+
+type GameMode interface {
+	setup(g *game)
+	tick(gg *game, payload *Boardstate)
+	gameOver(gg *game) (bool, *GameOver)
 }
 
 func NewGame(id string, width, height float32, obstacles, tick, maxPoints int) *game {
@@ -91,7 +98,11 @@ func NewGame(id string, width, height float32, obstacles, tick, maxPoints int) *
 		tick_duration:     tick,
 		players_remaining: 2,
 		winners:           WinnerMap{m: make(map[string]int)},
+		mode:              &melee{respawn: make(map[*Robot]float64)},
 	}
+
+	g.mode.setup(g)
+
 	log.Printf("NewGame: %+v", g)
 	return g
 }
@@ -285,11 +296,12 @@ func (g *game) run() {
 			}
 
 			// UPDATE GAME STATE
-			if end, data := g.gameOver(); end {
+			if end, data := g.mode.gameOver(g); end {
 				g.sendGameOver(data)
 			}
 
 			g.tick(payload)
+			g.mode.tick(g, payload)
 
 			t1 = time.Now()
 			if *verbose {
@@ -307,32 +319,6 @@ func (g *game) run() {
 	}
 }
 
-func (g *game) gameOver() (bool, *GameOver) {
-	over := false
-	var stats *GameOver
-
-	if g.players_remaining <= 1 && len(g.players) > 1 {
-		g.obstacles = GenerateObstacles(g.obstacle_count, g.width, g.height)
-		log.Printf("game %s: game over", g.id)
-		stats = NewGameOver()
-
-		for p := range g.players {
-			for _, r := range p.Robots {
-				if r.Health > 0 {
-					log.Printf("Robot %v Survived", r.Id)
-					g.winners.Lock()
-					g.winners.m[r.Id] += 1
-					g.winners.Unlock()
-					stats.Winners = append(stats.Winners, r.Id)
-				}
-				r.reset(g)
-			}
-		}
-		over = true
-	}
-	return over, stats
-}
-
 func (g *game) sendGameOver(eg *GameOver) {
 	log.Printf("sending out game over message: %+v", eg)
 	for p := range g.players {