"Destiny Draw (Skill)" fix

Also take into account gaining LP when keeping track of how much LP a player has lost.

Author: pyrQ

skill/c300201002.lua

@@ -1,7 +1,7 @@
---Destiny Draw
+--Destiny Draw (Skill)
 local s,id=GetID()
 function s.initial_effect(c)
-	--skill
+	--Activate skill
 	aux.AddPreDrawSkillProcedure(c,1,false,s.flipcon,s.flipop)
 	aux.GlobalCheck(s,function()
 		s[0]=nil
@@ -17,26 +17,23 @@ function s.initial_effect(c)
 end
 function s.checkop()
 	for tp=0,1 do
-		if not s[tp] then s[tp]=Duel.GetLP(tp) end
-		if s[tp]>Duel.GetLP(tp) then
-			s[2+tp]=s[2+tp]+(s[tp]-Duel.GetLP(tp))
-			s[tp]=Duel.GetLP(tp)
+		local current_lp=Duel.GetLP(tp)
+		if not s[tp] then s[tp]=current_lp end
+		if s[tp]>current_lp then
+			s[2+tp]=s[2+tp]+(s[tp]-current_lp)
+			s[tp]=current_lp
+		elseif s[tp]<current_lp then
+			s[tp]=current_lp
 		end
 	end
 end
 function s.flipcon(e,tp,eg,ep,ev,re,r,rp)
-	--condition
-	return Duel.GetCurrentChain()==0 and tp==Duel.GetTurnPlayer() and Duel.GetFieldGroupCount(tp,LOCATION_DECK,0)>0
-		and Duel.GetDrawCount(tp)>0 and Duel.IsExistingMatchingCard(s.thfilter,tp,LOCATION_DECK,0,1,nil)
+	return Duel.GetCurrentChain()==0 and Duel.IsTurnPlayer(tp) and Duel.GetFieldGroupCount(tp,LOCATION_DECK,0)>0
+		and Duel.GetDrawCount(tp)>0 and Duel.IsExistingMatchingCard(Card.IsAbleToHand,tp,LOCATION_DECK,0,1,nil)
 		and s[2+tp]>=2000
 end
-function s.thfilter(c)
-	return c:IsAbleToHand()
-end
 function s.flipop(e,tp,eg,ep,ev,re,r,rp)
-	--ask if you want to activate the skill or not
 	if not Duel.SelectYesNo(tp,aux.Stringid(id,0)) then return end
-	--draw replace
 	local dt=Duel.GetDrawCount(tp)
 	if dt~=0 then
 		_replace_count=0
@@ -53,12 +50,10 @@ function s.flipop(e,tp,eg,ep,ev,re,r,rp)
 	Duel.Hint(HINT_SKILL_FLIP,tp,id|(1<<32))
 	Duel.Hint(HINT_CARD,tp,id)
 	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_ATOHAND)
-	local g=Duel.SelectMatchingCard(tp,s.thfilter,tp,LOCATION_DECK,0,1,1,nil)
-	if #g~=0 then
-		if Duel.SendtoHand(g,nil,REASON_EFFECT)~=0 then
-			Duel.Hint(HINT_SKILL_FLIP,tp,id|(2<<32))
-			s[2+tp]=0
-		end
+	local g=Duel.SelectMatchingCard(tp,Card.IsAbleToHand,tp,LOCATION_DECK,0,1,1,nil)
+	if #g>0 and Duel.SendtoHand(g,nil,REASON_EFFECT)>0 then
 		Duel.ConfirmCards(1-tp,g)
+		Duel.Hint(HINT_SKILL_FLIP,tp,id|(2<<32))
+		s[2+tp]=0
 	end
 end