using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using HarmonyLib;
using RimWorld;
using Verse;
using rjw;

namespace Rimworld_Animations {

    [HarmonyPatch(typeof(JobDriver_SexBaseInitiator), "Start")]
    static class HarmonyPatch_JobDriver_SexBaseInitiator_Start {
        public static void Postfix(ref JobDriver_SexBaseInitiator __instance) {

			if(__instance is JobDriver_JoinInBed) {
				Log.Warning("Tried to start wrong JobDriver with Rimworld-Animations installed. If you see this warning soon after installing this mod, it's fine and animated sex will start soon. If you see this a long time after installing, that's a problem.");	
				return;
			}

			Pawn Target = __instance.Target;
			Pawn pawn = __instance.pawn;

			Building_Bed bed = __instance.Bed;

			if (__instance is JobDriver_BestialityForFemale)
				bed = (__instance as JobDriver_BestialityForFemale).Bed;
			else if (__instance is JobDriver_WhoreIsServingVisitors) {
				bed = (__instance as JobDriver_WhoreIsServingVisitors).Bed;
			}
			else if(__instance is JobDriver_SexCasualForAnimation) {
				bed = (__instance as JobDriver_SexCasualForAnimation).Bed;
			}

			if (__instance.Target.jobs?.curDriver is JobDriver_SexBaseReciever) {

				if (!(Target.jobs.curDriver as JobDriver_SexBaseReciever).parteners.Contains(pawn)) {
					(Target.jobs.curDriver as JobDriver_SexBaseReciever).parteners.Add(pawn);
				}

				if (bed != null) {
					RerollAnimations(Target, __instance.duration, bed as Thing);
				}
				else {
					RerollAnimations(Target, __instance.duration);
				}
			}
		}

		public static void RerollAnimations(Pawn pawn, int duration, Thing bed = null) {

			if(pawn == null || !(pawn.jobs?.curDriver is JobDriver_SexBaseReciever)) {
				Log.Message("Error: Tried to reroll animations when pawn isn't sexing");
				return;
			}

			List<Pawn> pawnsToAnimate = (pawn.jobs.curDriver as JobDriver_SexBaseReciever).parteners.ToList();

			if (!pawnsToAnimate.Contains(pawn)) {
				pawnsToAnimate = pawnsToAnimate.Append(pawn).ToList();
			}

			AnimationDef anim = AnimationUtility.tryFindAnimation(ref pawnsToAnimate);

			if (anim != null) {

				Log.Message("Now playing " + anim.defName);

				bool mirror = GenTicks.TicksGame % 2 == 0;

				IntVec3 pos = pawn.Position;

				for (int i = 0; i < pawnsToAnimate.Count; i++) {

					if (bed != null)
						pawnsToAnimate[i].TryGetComp<CompBodyAnimator>().setAnchor(bed);
					else {

						pawnsToAnimate[i].TryGetComp<CompBodyAnimator>().setAnchor(pos);
					}
						

					pawnsToAnimate[i].TryGetComp<CompBodyAnimator>().StartAnimation(anim, i, mirror);
					(pawnsToAnimate[i].jobs.curDriver as JobDriver_Sex).ticks_left = anim.animationTimeTicks;
					(pawnsToAnimate[i].jobs.curDriver as JobDriver_Sex).ticksLeftThisToil = anim.animationTimeTicks;
					(pawnsToAnimate[i].jobs.curDriver as JobDriver_Sex).duration = anim.animationTimeTicks;
					(pawnsToAnimate[i].jobs.curDriver as JobDriver_Sex).ticks_remaining = anim.animationTimeTicks;

				}
			}
			else {
				Log.Message("Anim not found");
				//if pawn isn't already animating,
				if (!pawn.TryGetComp<CompBodyAnimator>().isAnimating) {
					(pawn.jobs.curDriver as JobDriver_SexBaseReciever).increase_time(duration);
					//they'll just do the thrusting anim
				}
			}


		}
	}

	[HarmonyPatch(typeof(JobDriver_SexBaseInitiator), "End")]
	static class HarmonyPatch_JobDriver_SexBaseInitiator_End {

		public static void Postfix(ref JobDriver_SexBaseInitiator __instance) {

			//Stolen from vanilla lovin
			//to make sure vanilla lovin variables are set
			if(__instance.pawn?.mindState?.canLovinTick != null) {

				SimpleCurve LovinIntervalHoursFromAgeCurve = new SimpleCurve
				{
					new CurvePoint(16f, 1.5f),
					new CurvePoint(22f, 1.5f),
					new CurvePoint(30f, 4f),
					new CurvePoint(50f, 12f),
					new CurvePoint(75f, 36f)
				};

				int ticksToNextLovin;
				if (DebugSettings.alwaysDoLovin) {

					ticksToNextLovin = 100;

				} else {

					float centerX = LovinIntervalHoursFromAgeCurve.Evaluate(__instance.pawn.ageTracker.AgeBiologicalYearsFloat);

					centerX = Rand.Gaussian(centerX, 0.3f);
					if (centerX < 0.5f) {
						centerX = 0.5f;
					}
					ticksToNextLovin = (int)(centerX * 2500f);
				}
				__instance.pawn.mindState.canLovinTick = Find.TickManager.TicksGame + ticksToNextLovin;
			}

			if (__instance.Target.jobs?.curDriver is JobDriver_SexBaseReciever) {
				if (__instance.pawn.TryGetComp<CompBodyAnimator>().isAnimating) {

					List<Pawn> parteners = (__instance.Target.jobs.curDriver as JobDriver_SexBaseReciever).parteners;

					for (int i = 0; i < parteners.Count; i++) {

						//prevents pawns who started a new anim from stopping their new anim
						if (!((parteners[i].jobs.curDriver as JobDriver_SexBaseInitiator) != null && (parteners[i].jobs.curDriver as JobDriver_SexBaseInitiator).Target != __instance.pawn))
							parteners[i].TryGetComp<CompBodyAnimator>().isAnimating = false;

					}

					__instance.Target.TryGetComp<CompBodyAnimator>().isAnimating = false;

					if (xxx.is_human(__instance.Target)) {
						__instance.Target.Drawer.renderer.graphics.ResolveApparelGraphics();
						PortraitsCache.SetDirty(__instance.Target);
					}
				}

				(__instance.Target.jobs.curDriver as JobDriver_SexBaseReciever).parteners.Remove(__instance.pawn);

			}

			if (xxx.is_human(__instance.pawn)) {
				__instance.pawn.Drawer.renderer.graphics.ResolveApparelGraphics();
				PortraitsCache.SetDirty(__instance.pawn);
			}
		}
	}
}