Make any hex shooting possibility configurable

config/gameConfig.json

@@ -335,6 +335,8 @@
 			"defensePointDamageFactorCap": 0.7,
 			// If set to true, double-wide creatures will trigger obstacle effect when moving one tile forward or backwards
 			"oneHexTriggersObstacles": false,
+			// Allow area shooters with SPELL_LIKE_ATTACK bonus such as liches or magogs to target empty hexes
+			"areaShotCanTargetEmptyHex" : false,
 			
 			// Positions of units on start of the combat
 			// If battle does not defines specific configuration, 'default' configuration will be used

lib/GameSettings.cpp

@@ -40,6 +40,7 @@ const std::vector<GameSettings::SettingOption> GameSettings::settingProperties =
 		{EGameSettings::BANKS_SHOW_GUARDS_COMPOSITION,          "banks",     "showGuardsComposition"            },
 		{EGameSettings::BONUSES_GLOBAL,                         "bonuses",   "global"                           },
 		{EGameSettings::BONUSES_PER_HERO,                       "bonuses",   "perHero"                          },
+		{EGameSettings::COMBAT_AREA_SHOT_CAN_TARGET_EMPTY_HEX,  "combat",    "areaShotCanTargetEmptyHex"        },
 		{EGameSettings::COMBAT_ATTACK_POINT_DAMAGE_FACTOR,      "combat",    "attackPointDamageFactor"          },
 		{EGameSettings::COMBAT_ATTACK_POINT_DAMAGE_FACTOR_CAP,  "combat",    "attackPointDamageFactorCap"       },
 		{EGameSettings::COMBAT_BAD_LUCK_DICE,                   "combat",    "badLuckDice"                      },

lib/IGameSettings.h

@@ -18,6 +18,7 @@ enum class EGameSettings
 	BANKS_SHOW_GUARDS_COMPOSITION,
 	BONUSES_GLOBAL,
 	BONUSES_PER_HERO,
+	COMBAT_AREA_SHOT_CAN_TARGET_EMPTY_HEX,
 	COMBAT_ATTACK_POINT_DAMAGE_FACTOR,
 	COMBAT_ATTACK_POINT_DAMAGE_FACTOR_CAP,
 	COMBAT_BAD_LUCK_DICE,

lib/battle/CBattleInfoCallback.cpp

@@ -17,6 +17,7 @@
 #include "BattleInfo.h"
 #include "CObstacleInstance.h"
 #include "DamageCalculator.h"
+#include "IGameSettings.h"
 #include "PossiblePlayerBattleAction.h"
 #include "../entities/building/TownFortifications.h"
 #include "../spells/ObstacleCasterProxy.h"
@@ -729,6 +730,9 @@ bool CBattleInfoCallback::battleCanTargetEmptyHex(const battle::Unit * attacker)
 {
 	RETURN_IF_NOT_BATTLE(false);
 
+	if(!VLC->engineSettings()->getBoolean(EGameSettings::COMBAT_AREA_SHOT_CAN_TARGET_EMPTY_HEX))
+		return false;
+
 	if(attacker->hasBonusOfType(BonusType::SPELL_LIKE_ATTACK))
 	{
 		auto bonus = attacker->getBonus(Selector::type()(BonusType::SPELL_LIKE_ATTACK));