From 98a85951798545071ceafd9d43a18520465d21c5 Mon Sep 17 00:00:00 2001
From: Christian Heller <c.heller@plomlompom.de>
Date: Tue, 8 Sep 2015 13:26:02 +0200
Subject: [PATCH] Improve try_healing() chance.

---
 SERVER_COMMANDS  | 10 ++++------
 roguelike-server | 27 +++++++++++----------------
 2 files changed, 15 insertions(+), 22 deletions(-)

diff --git a/SERVER_COMMANDS b/SERVER_COMMANDS
index 0900b17..f030d29 100644
--- a/SERVER_COMMANDS
+++ b/SERVER_COMMANDS
@@ -170,12 +170,10 @@ T_LIFEPOINTS [0 to 255]
 Set selected thing's lifepoints to argument.
 
 T_SATIATION [-32768 to 32767]
-Set selected thing's satiation score. If above zero, and thing's lifepoints are
-below its thing type's initial lifepoints, there is a 1/32 chance each turn of
-waiting action that the thing's lifepoints will rise. Each turn, there is a
-chance of hitpoint loss that grows with the satiation score's absolute value.
-Each turn, T_SATIATION lessens by the square root of the thing's type's start
-hitpoints (see TT_LIFEPOINTS).
+Set selected thing's satiation score. Each turn, there is a chance of hitpoint
+loss that grows with the satiation score's absolute value, and one of hitpoint
+gain that lowers with it. Each turn, T_SATIATION lessens by the square root of
+the thing's type's start hitpoints (see TT_LIFEPOINTS).
 
 T_CARRIES [0 to infinity]
 Add thing of ID in argument to inventory of selected thing, if said thing is
diff --git a/roguelike-server b/roguelike-server
index 28f9078..462a342 100755
--- a/roguelike-server
+++ b/roguelike-server
@@ -744,22 +744,17 @@ def thingproliferation(t, prol_map):
 
 
 def try_healing(t):
-    """Grow t's HP to a 1/32 chance if < HP max, satiation > 0, and waiting.
-
-    On success, decrease satiation score by 32.
-    """
-    if t["T_SATIATION"] > 0 \
-       and t["T_LIFEPOINTS"] < \
-        world_db["ThingTypes"][t["T_TYPE"]]["TT_LIFEPOINTS"] \
-       and 0 == (rand.next() % 31) \
-       and t["T_COMMAND"] == [id for id in world_db["ThingActions"]
-                              if world_db["ThingActions"][id]["TA_NAME"] ==
-                              "wait"][0]:
-        t["T_LIFEPOINTS"] += 1
-        t["T_SATIATION"] -= 32
-        if t == world_db["Things"][0]:
-            strong_write(io_db["file_out"], "LOG You heal.\n")
-
+    """If t's HP < max, increment them if well-nourished, maybe waiting."""
+    if t["T_LIFEPOINTS"] < \
+       world_db["ThingTypes"][t["T_TYPE"]]["TT_LIFEPOINTS"]:
+        wait_id = [id for id in world_db["ThingActions"]
+                      if world_db["ThingActions"][id]["TA_NAME"] == "wait"][0]
+        wait_divider = 8 if t["T_COMMAND"] == wait_id else 1
+        testval = int(abs(t["T_SATIATION"]) / wait_divider)
+        if (testval <= 1 or 1 == (rand.next() % testval)):
+            t["T_LIFEPOINTS"] += 1
+            if t == world_db["Things"][0]:
+                strong_write(io_db["file_out"], "LOG You heal.\n")
 
 def hunger(t):
     """Decrement t's satiation,dependent on it trigger lifepoint dec chance."""
-- 
2.30.2