#include "CppUnitTest.h"
#include "olcUTIL_Geometry2D.h"
#include "AdventuresInLestoria.h"
#include "config.h"
#include "ItemDrop.h"

using namespace Microsoft::VisualStudio::CppUnitTestFramework;
using namespace olc::utils;

INCLUDE_MONSTER_DATA
INCLUDE_game

TEST_MODULE_INITIALIZE(AiLTestSuite)
{
	debugLogger.open("debug.log");
}

namespace MonsterTests
{
	TEST_CLASS(MonsterTest)
	{
	public:
		std::unique_ptr<AiL>testGame;
		#pragma region Setup Functions
		//Makes MONSTER_DATA["TestName"] available.
		void SetupTestMonster(){
			testGame.reset(new AiL());
			testGame->EnableTestingMode();
			ItemAttribute::Initialize();
			ItemInfo::InitializeItems();
			testGame->InitializePlayer();
			Stats::InitializeDamageReductionTable();
			MonsterData testMonsterData{"TestName","Test Monster",30,10,5,{MonsterDropData{"Health Potion",100.f,1,1}},200.f};
			MONSTER_DATA["TestName"]=testMonsterData;
		}
		void SetupMockMap(){
			game->MAP_DATA["CAMPAIGN_1_1"];
		}
		#pragma endregion

		TEST_METHOD_INITIALIZE(MonsterInitialize){
			SetupTestMonster();
			SetupMockMap();
		}
		~MonsterTest(){
			testGame.release();
		}
		TEST_METHOD(DisplayNameCheck){
			Assert::AreEqual("Test Monster",MONSTER_DATA["TestName"].GetDisplayName().c_str());
		}
		TEST_METHOD(InternalNameCheck){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			Assert::AreEqual("TestName",testMonster.GetName().c_str());
		}
		TEST_METHOD(HealthCheck){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			Assert::AreEqual(testMonster.GetHealth(),testMonster.GetMaxHealth());
			Assert::AreEqual(testMonster.GetHealth(),30);
		}
		TEST_METHOD(Deal5Damage)
		{
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.Hurt(5,testMonster.OnUpperLevel(),testMonster.GetZ());
			Assert::AreEqual(testMonster.GetHealth(),testMonster.GetMaxHealth()-5);
		}
		TEST_METHOD(IFrameShouldResultInNoDamage){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.ApplyIframes(0.5f);
			testMonster.Hurt(5,testMonster.OnUpperLevel(),testMonster.GetZ());
			Assert::AreEqual(testMonster.GetHealth(),testMonster.GetMaxHealth());
		}
		TEST_METHOD(BeingInTheAirShouldAvoidAttacksFromTheGround){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.SetZ(2.f);
			testMonster.Hurt(5,testMonster.OnUpperLevel(),0.f);
			Assert::AreEqual(testMonster.GetHealth(),testMonster.GetMaxHealth());
		}
		TEST_METHOD(MonstersDeal10Damage_NoDamageReduction)
		{
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			Monster testMonster2{{},MONSTER_DATA["TestName"]};
			game->GetPlayer()->Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
			testMonster2.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
			Assert::AreEqual(game->GetPlayer()->GetMaxHealth()-10,game->GetPlayer()->GetHealth());
			Assert::AreEqual(testMonster2.GetMaxHealth()-10,testMonster2.GetHealth());
		}
		TEST_METHOD(DoubleAttackPctModifierWorks){
			Monster buffMonster{{},MONSTER_DATA["TestName"]};
			buffMonster.AddBuff(BuffType::STAT_UP,5,100._Pct,{ItemAttribute::Get("Attack %")});

			Monster testMonster2{{},MONSTER_DATA["TestName"]};
			game->GetPlayer()->Hurt(buffMonster.GetAttack(),buffMonster.OnUpperLevel(),buffMonster.GetZ());
			testMonster2.Hurt(buffMonster.GetAttack(),buffMonster.OnUpperLevel(),buffMonster.GetZ());
			Assert::AreEqual(game->GetPlayer()->GetMaxHealth()-20,game->GetPlayer()->GetHealth());
			Assert::AreEqual(testMonster2.GetMaxHealth()-20,testMonster2.GetHealth());
		}
		TEST_METHOD(AttackUpModifierWorks){
			Monster buffMonster{{},MONSTER_DATA["TestName"]};
			buffMonster.AddBuff(BuffType::STAT_UP,5,5.f,{ItemAttribute::Get("Attack")});

			Monster testMonster2{{},MONSTER_DATA["TestName"]};
			game->GetPlayer()->Hurt(buffMonster.GetAttack(),buffMonster.OnUpperLevel(),buffMonster.GetZ());
			testMonster2.Hurt(buffMonster.GetAttack(),buffMonster.OnUpperLevel(),buffMonster.GetZ());
			Assert::AreEqual(game->GetPlayer()->GetMaxHealth()-15,game->GetPlayer()->GetHealth());
			Assert::AreEqual(testMonster2.GetMaxHealth()-15,testMonster2.GetHealth());
		}
		TEST_METHOD(MonsterIsConsideredDeadAt0Health){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.Hurt(testMonster.GetMaxHealth(),testMonster.OnUpperLevel(),testMonster.GetZ());
			Assert::AreEqual(true,testMonster.IsDead());
		}
		TEST_METHOD(ItemDropSpawnsWhenMonsterIsKilled){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.Hurt(testMonster.GetMaxHealth(),testMonster.OnUpperLevel(),testMonster.GetZ());
			Assert::AreEqual(size_t(1),ItemDrop::GetDrops().size());
		}
		TEST_METHOD(MoveSpdSetCorrectly){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			Assert::AreEqual(2.f,testMonster.GetMoveSpdMult());
		}
		TEST_METHOD(SlowdownBuffTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::SLOWDOWN,5.f,0.5f);
			Assert::AreEqual(1.f,testMonster.GetMoveSpdMult());
		}
		TEST_METHOD(SelfInflictedSlowdownTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::SELF_INFLICTED_SLOWDOWN,5.f,0.5f);
			Assert::AreEqual(1.f,testMonster.GetMoveSpdMult());
		}
		TEST_METHOD(SpeedBoostTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::SPEEDBOOST,5.f,0.5f);
			Assert::AreEqual(3.f,testMonster.GetMoveSpdMult());
		}
		TEST_METHOD(LockOnSpeedBoostTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::LOCKON_SPEEDBOOST,5.f,0.5f);
			Assert::AreEqual(3.f,testMonster.GetMoveSpdMult());
		}
		TEST_METHOD(AdditiveMoveSpdBuffsTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::SLOWDOWN,5.f,0.5f);
			testMonster.AddBuff(BuffType::SPEEDBOOST,5.f,0.75f);
			Assert::AreEqual(2.5f,testMonster.GetMoveSpdMult());
		}
		TEST_METHOD(DamageReductionBuffTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,0.25f);

			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
			//25% damage reduction should result in 7.5 health taken, When ceiling'd results in 8 health taken.
			Assert::AreEqual(22,testMonster.GetHealth());
		}
		TEST_METHOD(BarrierBuffTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::BARRIER_DAMAGE_REDUCTION,5.f,0.5f);

			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
			//50% damage reduction should result in 5 health taken
			Assert::AreEqual(25,testMonster.GetHealth());
		}
		TEST_METHOD(AdditiveDamageReductionTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,0.25f);
			testMonster.AddBuff(BuffType::BARRIER_DAMAGE_REDUCTION,5.f,0.5f);

			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
			//25+50% damage reduction should result in 2.5 health taken. When ceiling'd, results in 3 health taken.
			Assert::AreEqual(27,testMonster.GetHealth());
		}
		TEST_METHOD(MaximumDamageReductionTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,INFINITY);

			testMonster.Hurt(testMonster.GetAttack(),testMonster.OnUpperLevel(),testMonster.GetZ());
			//At 100% or more damage reduction, the monster should take 0 damage.
			Assert::AreEqual(30,testMonster.GetHealth());
		}
		TEST_METHOD(TrueDamageTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};

			testMonster._DealTrueDamage(testMonster.GetAttack()*3);
			Assert::AreEqual(0,testMonster.GetHealth());
		}
		TEST_METHOD(TrueDamageTestWith100PctDamageReduction){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.AddBuff(BuffType::DAMAGE_REDUCTION,5.f,INFINITY);

			testMonster._DealTrueDamage(testMonster.GetAttack()*3);
			//Damage reduction should not affect true damage at all.
			Assert::AreEqual(0,testMonster.GetHealth());
		}
		TEST_METHOD(CriticalRateTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};

			game->GetPlayer()->SetBaseStat(ItemAttribute::Get("Crit Rate"),100.f);

			testMonster.Hurt(5,testMonster.OnUpperLevel(),testMonster.GetZ());
			//If crit rate works 100% of the time, getting hurt should deal crit dmg % more damage (which defaults to 50%). Ceiling 7.5 damage to 8.
			Assert::AreEqual(22,testMonster.GetHealth());
		}
		TEST_METHOD(CriticalDamageTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};

			game->GetPlayer()->SetBaseStat(ItemAttribute::Get("Crit Rate"),100.f);
			game->GetPlayer()->SetBaseStat(ItemAttribute::Get("Crit Dmg"),150.f);

			testMonster.Hurt(5,testMonster.OnUpperLevel(),testMonster.GetZ());
			//If crit rate works 100% of the time, getting hurt will deal 150% more damage. Ceiling 12.5 damage to 13.
			Assert::AreEqual(17,testMonster.GetHealth());
		}
		TEST_METHOD(ShouldNotDieNormallyTest){
			Monster testMonster{{},MONSTER_DATA["TestName"]};
			testMonster.diesNormally=false;

			testMonster.Hurt(1000,testMonster.OnUpperLevel(),testMonster.GetZ());
			testMonster.Hurt(1000,testMonster.OnUpperLevel(),testMonster.GetZ());
			testMonster.Hurt(1000,testMonster.OnUpperLevel(),testMonster.GetZ());
			//Health should continue to remain at 1 and the monster should remain alive if the dies normally flag is false.
			Assert::AreEqual(1,testMonster.GetHealth());
			Assert::IsTrue(testMonster.IsAlive());
		}
	};
}

namespace GeometryTests
{
	TEST_CLASS(GeometryTest)
	{
	public:
		
		TEST_METHOD(CircleOverlapTest)
		{
			Assert::IsTrue(geom2d::overlaps(geom2d::circle<float>{vf2d{},10},vf2d{5,5}));
		}
	};
}