Big update.

src/strategy/generic/CastTimeStrategy.cpp

@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2016+ AzerothCore <www.azerothcore.org>, released under GNU GPL v2 license, you may redistribute it and/or modify it under version 2 of the License, or (at your option), any later version.
+ */
+
+#include "CastTimeStrategy.h"
+#include "GenericSpellActions.h"
+#include "Playerbots.h"
+
+float CastTimeMultiplier::GetValue(Action* action)
+{
+    if (action == nullptr)
+        return 1.0f;
+
+    uint8 targetHealth = AI_VALUE2(uint8, "health", "current target");
+    std::string const name = action->getName();
+
+    if (action->GetTarget() != AI_VALUE(Unit*, "current target"))
+        return 1.0f;
+
+    if (targetHealth < sPlayerbotAIConfig->criticalHealth && dynamic_cast<CastSpellAction*>(action))
+    {
+        uint32 spellId = AI_VALUE2(uint32, "spell id", name);
+        SpellInfo const* spellInfo = sSpellMgr->GetSpellInfo(spellId);
+        if (!spellInfo)
+            return 1.0f;
+
+        if ((spellInfo->Targets & TARGET_FLAG_DEST_LOCATION) != 0|| (spellInfo->Targets & TARGET_FLAG_SOURCE_LOCATION) != 0)
+            return 1.0f;
+
+        uint32 castTime = spellInfo->CalcCastTime();
+        if (castTime >= 3000)
+            return 0.0f;
+
+        if (castTime >= 1500)
+            return 0.5f;
+
+        if (castTime >= 1000)
+            return 0.25f;
+    }
+
+    return 1.0f;
+}
+
+void CastTimeStrategy::InitMultipliers(std::vector<Multiplier*> &multipliers)
+{
+    multipliers.push_back(new CastTimeMultiplier(botAI));
+}