The enemies are a threat (sort of)

[koperkapel.git] / koperkapel / gamelib / enemy_roach.py

diff --git a/koperkapel/gamelib/enemy_roach.py b/koperkapel/gamelib/enemy_roach.py
index 91b404b12bbdea431c1161298edda1a6f9e88d16..2201c586f389e51193bc9c6851c9f5ea6b2a116e 100644 (file)
--- a/koperkapel/gamelib/enemy_roach.py
+++ b/koperkapel/gamelib/enemy_roach.py
@@ -2,7 +2,7 @@
 
 import random
 
-from pgzero.clock import each_tick
+from pgzero.clock import each_tick, unschedule
 from functools import partial
 
 from ..roaches import t32_roaches, WorldRoach
@@ -10,19 +10,73 @@ from ..roaches import t32_roaches, WorldRoach
 
 def get_enemy_roach(level):
     roach = t32_roaches.assemble(WorldRoach(), color=(255, 0, 0, 255))
-    roach.anchor = (0, 0)
+    roach.anchor = (-16, -16)  # this should center them on the tile
     roach.game_pos = (0, 0)
     roach.health = 5
+    roach.angle = 0
     roach.level = level
     roach.move = partial(move, roach)
     roach.last_moved = 0
+    roach.last_attacked= 0
+    roach.start_pos = None
     each_tick(roach.move)
+    roach.attack = partial(attack, roach)
     return roach
 
 
+def attack(roach, player_pos, player_layer, dt):
+    """Attack the player if close enough"""
+    roach.last_attacked += dt
+    if roach.last_attacked > 0.3:
+        roach.last_attacked = 0
+        if player_layer != 'floor':
+            return None
+        if abs(player_pos[0] - roach.game_pos[0]) > 1:
+            return None
+        if abs(player_pos[1] - roach.game_pos[1]) > 1:
+            return None
+        # Attacking, so turn towards the player
+        if player_pos[0] - roach.game_pos[0] < 0:
+            roach.angle = 270
+        elif player_pos[1] - roach.game_pos[1] < 0:
+            roach.angle = 0
+        elif player_pos[0] - roach.game_pos[0] > 0:
+            roach.angle = 90
+        else:
+            roach.angle = 270
+        # Do 1 damage
+        return 1
+
 def move(roach, dt):
     """Enemy roach move method"""
     roach.last_moved += dt
+    if not roach in roach.level.enemies:
+        unschedule(roach.move)
+        return
     if roach.last_moved > 0.5:
-        print('Moving')
+        if not roach.start_pos:
+            roach.start_pos = roach.game_pos
         roach.last_moved = 0
+        attempt = 0
+        while attempt < 4:
+            attempt += 1
+            dx = random.randint(-1, 1)
+            dy = random.randint(-1, 1)
+            if abs(roach.game_pos[0] + dx - roach.start_pos[0]) > 2:
+                continue
+            if abs(roach.game_pos[1] + dy - roach.start_pos[1]) > 2:
+                continue
+            if roach.level.can_walk(roach.game_pos[0] + dx, roach.game_pos[1] + dy, 'floor'):
+                enemy = roach.level.get_enemy(roach.game_pos[0] + dx, roach.game_pos[1] + dy)
+                if enemy and enemy is not roach:
+                    continue
+                roach.game_pos = (roach.game_pos[0] + dx, roach.game_pos[1] + dy)
+                if dy == 1:
+                    roach.angle = 180
+                elif dy == -1:
+                    roach.angle = 0
+                elif dx == 1:
+                    roach.angle = 270
+                else:
+                    roach.angle = 90
+                break