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

namespace Rimworld_Animations_Patch
{
    public static class ApparelAnimationUtility
    {
		public static float apparelScale = 0.75f;

		public static void TryToDrawApparelOnFloor(Pawn pawn)
        {
            if (pawn?.apparel?.WornApparel != null)
			{
                CompBodyAnimator compBodyAnimator = pawn.TryGetComp<CompBodyAnimator>();

                if (ApparelSettings.clothesThrownOnGround == false || Find.CurrentMap != pawn.Map || compBodyAnimator == null || compBodyAnimator.isAnimating == false)
				{ return; }
     
                foreach (Apparel apparel in pawn.apparel.WornApparel)
				{
					CompApparelVisibility compApparelVisibility = apparel.TryGetComp<CompApparelVisibility>();

                    if (compApparelVisibility != null && compApparelVisibility.position != default && compApparelVisibility.isBeingWorn == false)
					{
						Graphic apparelGraphic = apparel.Graphic;
						apparelGraphic.drawSize.x *= apparelScale;
						apparelGraphic.drawSize.y *= apparelScale;

						GenDraw.DrawMeshNowOrLater(mesh: apparelGraphic.MeshAt(rot: apparel.Rotation),
							loc: compApparelVisibility.position,
							quat: Quaternion.AngleAxis(angle: compApparelVisibility.rotation, axis: Vector3.up),
							mat: apparelGraphic.MatAt(rot: apparel.Rotation),
							false);

						apparelGraphic.drawSize.x *= 1f / apparelScale;
						apparelGraphic.drawSize.y *= 1f / apparelScale;
                        
                        //DebugMode.Message("Drawing " + apparel.def.defName + " on ground");
					}
				}
			}
		}

        public static bool PrivatePartCoveredByApparel(Apparel apparel, string bodyPart)
        {
            CompApparelVisibility comp = apparel.TryGetComp<CompApparelVisibility>();

            if (comp == null || comp.rimNudeDataStatus == RimNudeDataStatus.Unavailable)
            { return false; }

            if (comp.isBeingWorn == false)
            { return false; }

            if (bodyPart == "Genitals")
            { return comp.coversGroin; }

            if (bodyPart == "Chest")
            { return comp.coversChest; }

            if (bodyPart == "Torso")
            { return comp.coversBelly; }

            return false;
        }

        public static RJWPreferenceSettings.Clothing GetClothingPreference(Pawn pawn)
        {
            var clothingPreference = pawn.IsInBed(out Building bed) ? RJWPreferenceSettings.sex_wear : ApparelSettings.apparelWornForQuickies;

            if (xxx.has_quirk(pawn, "Endytophile"))
            { clothingPreference = RJWPreferenceSettings.Clothing.Clothed; }

            return clothingPreference;
        }

        public static void DetermineApparelToKeepOn(Pawn pawn)
        {
            if (pawn?.apparel?.WornApparel == null) return;

            foreach (Apparel apparel in pawn.apparel.WornApparel)
            {
                CompApparelVisibility comp = apparel.TryGetComp<CompApparelVisibility>();
                if (comp != null) comp.isBeingWorn = true;
            }

            ActorAnimationData animData = pawn.GetAnimationData();
            var clothingPreference = GetClothingPreference(pawn);

            // Get naked for rituals and parties
            bool undressForRitual = pawn.GetLord() != null && pawn.GetLord().LordJob is LordJob_Ritual;
            bool undressForParty = pawn.GetLord() != null && pawn.GetLord().LordJob is LordJob_Joinable_Party;

            // Determine any obstructing apparel that must be removed
            foreach (Apparel apparel in pawn.apparel.WornApparel)
            {
                CompApparelVisibility comp = apparel.TryGetComp<CompApparelVisibility>();
                
                if (comp == null) continue;
                if (apparel.def is bondage_gear_def) continue; 
                if (ApparelSettingsUtility.GetRimNudeData(apparel)?.sexWear == true) continue;

                if (clothingPreference == RJWPreferenceSettings.Clothing.Nude || undressForRitual || undressForParty)
                { 
                    comp.isBeingWorn = false;
                    continue;
                }

                bool isHat = apparel.def.apparel.bodyPartGroups.NullOrEmpty() == false && (apparel.def.apparel.bodyPartGroups.Contains(BodyPartGroupDefOf.FullHead) || apparel.def.apparel.bodyPartGroups.Contains(BodyPartGroupDefOf.UpperHead));
                
                if (clothingPreference == RJWPreferenceSettings.Clothing.Headgear && isHat == false)
                {
                    comp.isBeingWorn = false;
                    continue;
                }

                if (animData != null && ApparelCoversPawnRequiredBodyParts(pawn, apparel, animData.animationDef, animData.actorID))
                { 
                    comp.isBeingWorn = false;
                    continue; 
                }
            }
        }

        public static bool ApparelCoversPawnRequiredBodyParts(Pawn pawn, Apparel apparel, AnimationDef anim, int actorID)
        {
            bool bodyPartCovered = false;

            IEnumerable<BodyPartRecord> bodyParts = pawn.RaceProps.body.AllParts;

            var requiredGenitals = anim.actors[actorID].requiredGenitals;

            if (requiredGenitals.NullOrEmpty())
            { requiredGenitals = new List<string>(); }

            if (anim.actors[actorID].isFucking || requiredGenitals.Contains("Penis"))
            { bodyPartCovered = bodyPartCovered || PrivatePartCoveredByApparel(apparel, "Genitals"); }

            if (anim.actors[actorID].isFucked || requiredGenitals.Contains("Vagina"))
            { bodyPartCovered = bodyPartCovered || PrivatePartCoveredByApparel(apparel, "Genitals"); }

            if (anim.actors[actorID].isFucked || requiredGenitals.Contains("Anus"))
            { bodyPartCovered = bodyPartCovered || PrivatePartCoveredByApparel(apparel, "Genitals"); }

            if (requiredGenitals.Contains("Breasts"))
            { bodyPartCovered = bodyPartCovered || PrivatePartCoveredByApparel(apparel, "Chest"); }

            if (requiredGenitals.Contains("Mouth"))
            { bodyPartCovered = bodyPartCovered || apparel.def.apparel.CoversBodyPart(bodyParts.FirstOrDefault(x => x.def.defName.ContainsAny("mouth", "teeth", "jaw", "beak", "Mouth", "Teeth", "Jaw", "Beak"))); }

            return bodyPartCovered;
        }
    }
}