Merge branch 'summon_ai_fix' into 'master'

Summon AI fix

A bug which became much more prominent with introduction of temporal clones (which have high chance to have access to less-than-a-turn talents) and Temporal Fugue in particular (where turns not ticking down AT ALL when AI is far from player becomes a serious concern.)

This commit makes for a more predictable and accurate summon_time behaviour, making it tick down in NPC.actBase if ai is "summoned" and the creature isn't out of timeflow.

IMPORTANT: considerations need to be made for Mucus Oozes (which have 70% global speed) and Bloated Oozes (50%), as it effectively brings their summon time to what's advertised (6-10 turns.) Whether this is desirable needs to be decided.

game/modules/tome/ai/summon.lua

@@ -17,19 +17,8 @@
 -- Nicolas Casalini "DarkGod"
 -- darkgod@te4.org
 
+-- "summoned" AI is checked in mod.class.NPC to count down summon timer.
 newAI("summoned", function(self)
-	-- Run out of time ?
-	if self.summon_time then
-		self.summon_time = self.summon_time - 1
-		if self.summon_time <= 0 then
-			if not self.summon_quiet then
-				game.logPlayer(self.summoner, "#PINK#Your summoned %s disappears.", self.name)
-			end
-			self:die()
-			self.dead_by_unsummon = true
-		end
-	end
-
 	if self:runAI(self.ai_state.ai_target or "target_simple") then
 		return self:runAI(self.ai_real)
 	end

game/modules/tome/class/NPC.lua

@@ -45,6 +45,17 @@ function _M:actBase()
 			self.shove_pressure = self.shove_pressure / 2
 		end
 	end
+	-- Run out of time ?
+	if self.ai and self.ai == "summoned" and not self:attr("no_timeflow") and self.summon_time then
+		self.summon_time = self.summon_time - 1
+		if self.summon_time <= 0 then
+			if not self.summon_quiet then
+				game.logPlayer(self.summoner, "#PINK#Your summoned %s disappears.", self.name)
+			end
+			self:die()
+			self.dead_by_unsummon = true
+		end
+	end
 	return mod.class.Actor.actBase(self)
 end