Enemies now chase the player, but no combat yet.

main.go

@@ -21,6 +21,7 @@ const (
   RENDER = true
   SHOW_RENDER = false
   SHOW_PATHS = true
+  HEARING_DISTANCE = 6
 )
 
 type Map [][]rune
@@ -399,6 +400,26 @@ func (game *Game) PathEnemies() {
   dbg.Println("pathing is", game.paths)
 }
 
+func (game *Game) EnemyMovement() {
+
+  for pos, _ := range game.enemies {
+    p_enemy := game.paths[pos.y][pos.x]
+
+    for _, path_at := range compass(pos.x, pos.y, 1) {
+      p_num := game.paths[path_at.y][path_at.x]
+
+      can_hear := p_num < HEARING_DISTANCE
+      is_open := !game.Occupied(path_at.x, path_at.y)
+      lower := p_num < p_enemy
+
+      if can_hear && is_open && lower {
+        game.MoveEnemy(pos, path_at)
+        break
+      }
+    }
+  }
+}
+
 func (game *Game) AddRooms(dead_ends []Position, size int) {
   rand.Shuffle(len(dead_ends), func(i, j int) {
     dead_ends[i], dead_ends[j] = dead_ends[j], dead_ends[i]
@@ -445,6 +466,7 @@ func main() {
 
   for game.HandleEvents() {
     game.PathEnemies()
+    game.EnemyMovement()
     game.Render()
   }