using System.Collections.Generic;
using System.Linq;
using Verse;
using Verse.AI;
using Verse.AI.Group;
using RimWorld;
using rjw;
using UnityEngine;
using HarmonyLib;

namespace Privacy_Please
{
    public static class SexInteractionUtility
    {
		public static bool PawnCaughtLovinByWitness(Pawn pawn, Pawn witness)
		{
			return true;

			if (witness == null ||
				pawn == witness ||
				(pawn.IsMasturbating() == false && pawn.IsHavingSex() == false) ||
				witness.IsUnfazedBySex() == false ||
				witness.CanSee(pawn) == false)
			{ return false; }

			List<Pawn> sexParticipants = pawn.GetAllSexParticipants();
			bool witnessIsApproachingSexParticipant = witness.jobs.curDriver is JobDriver_SexBaseInitiator && sexParticipants.Contains((witness.jobs.curDriver as JobDriver_SexBaseInitiator).Partner);

			if (sexParticipants.Contains(witness) || witnessIsApproachingSexParticipant)
			{ return false; }
	
			return true;
		}

		public static bool PawnIsCheatingOnPartner(Pawn pawn, Pawn partner)
		{
			List<Pawn> spouses = pawn.GetSpouses(false);

			if (BasicSettings.worryAboutInfidelity == false || 
				partner.IsLoverOfOther(pawn) == false ||
				pawn.HasTrait("Polygamous") ||
				partner.HasTrait("Polygamous") ||
				partner.IsMasturbating() ||
				partner.IsHavingSex() == false ||
				partner.GetSexPartner()?.Dead == true ||
				partner.GetSexPartner()?.IsAnimal() == true ||
				partner.GetAllSexParticipants().Contains(pawn) ||
				(spouses.NullOrEmpty() == false && partner.GetAllSexParticipants().Any(x => spouses.Contains(x))))
			{ return false; }

			return true;
		}

		public static bool SexParticipantsIncludesACheatingPartner(Pawn pawn, List<Pawn> participants)
		{
			foreach (Pawn participant in participants)
			{
				if (PawnIsCheatingOnPartner(pawn, participant))
				{ return true; }
			}

			return false;
		}

		public static bool CouldInvitePasserbyForSex(Pawn passerby, List<Pawn> participants)
		{
			if (passerby == null || 
				participants.Contains(passerby) || 
				passerby.IsUnfazedBySex() == false || 
				participants.All(x => x.CanSee(passerby) == false))
			{ return false; }

			if (participants.Count > 2 ||
				participants.Any(x => x.IsForbidden(passerby) || x.HostileTo(passerby) || PawnIsCheatingOnPartner(x, passerby)) ||
				CasualSex_Helper.CanHaveSex(passerby) == false ||
				xxx.IsTargetPawnOkay(passerby) == false)				
			{ return false; }

			if (passerby.MentalState != null ||
				passerby.jobs.curDriver is JobDriver_Flee ||
				passerby.jobs.curDriver is JobDriver_AttackMelee ||
				passerby.jobs.curDriver is JobDriver_Vomit)
			{ return false; }

			if (SexUtility.ReadyForHookup(passerby) &&
				(passerby?.jobs?.curJob == null || (passerby.jobs.curJob.playerForced == false && CasualSex_Helper.quickieAllowedJobs.Contains(passerby.jobs.curJob.def))) &&
				participants.Any(x => SexAppraiser.would_fuck(x, passerby) > 0.1f && SexAppraiser.would_fuck(passerby, x) > 0.1f) &&
				participants.All(x => SexAppraiser.would_fuck(x, passerby, false, false, true) > 0.1f && SexAppraiser.would_fuck(passerby, x, false, false, true) > 0.1f))
			{
				return true;
			}

			return false;
		}

		public static ReactionToSexAct GetReactionToSexAct(Pawn witness, JobDriver_Sex jobDriver, bool applyThoughtDefs = false)
		{
			Pawn pawn = jobDriver.pawn;
			ReactionToSexAct reactionOfWitness = ReactionToSexAct.Acceptance;

			// Determine if there are any issues with the sex event and the witness' morals
			foreach (SexActReactionDef sexActReactionDef in DefDatabase<SexActReactionDef>.AllDefs)
			{
				var methodInfo = AccessTools.Method(typeof(SexInteractionUtility), sexActReactionDef.sexActCheck, null, null);

				if (methodInfo == null)
				{ DebugMode.Message("Method '" + sexActReactionDef.sexActCheck + "' was not found"); continue; }

				if ((bool)methodInfo.Invoke(null, new object[] { jobDriver }))
				{
					DebugMode.Message(sexActReactionDef.defName);
					reactionOfWitness = sexActReactionDef.DetermineReactionOfPawns(pawn, witness, applyThoughtDefs);
				}
			}

			return reactionOfWitness;
		}

		public static bool SexActIsNecrophilia(JobDriver_Sex jobDriver)
		{
			return jobDriver.Partner != null && jobDriver.Partner.Dead;
		}

		public static bool SexActIsBestiality(JobDriver_Sex jobDriver)
		{
			return jobDriver.Partner != null && jobDriver.Partner.RaceProps.Animal;
		}

		public static bool SexActIsRape(JobDriver_Sex jobDriver)
		{
			return jobDriver is JobDriver_Rape || jobDriver is JobDriver_RapeEnemy || jobDriver is JobDriver_SexBaseRecieverRaped;
		}

		public static bool SexActIsXenophilia(JobDriver_Sex jobDriver)
		{
			return jobDriver.Partner != null && jobDriver.Partner.def.defName != jobDriver.pawn.def.defName;
		}

		public static bool SexActIsMasturbation(JobDriver_Sex jobDriver)
		{
			return jobDriver.pawn.IsMasturbating();
		}

		public static bool SexActIsExhibitionism(JobDriver_Sex jobDriver)
		{
			return jobDriver.pawn.IsHavingSex();
		}

		public static bool SexActIsInfidelity(JobDriver_Sex jobDriver)
		{
			return jobDriver.pawn.IsHavingSex();
		}
	}
}