using System.IO;
using System.Linq;
using artcfg.ArtDesign;
using Framework;
using MagicaCloth2;
using UnityEditor;
using UnityEngine;

// ReSharper disable IdentifierTypo

namespace Art.temp.Editor.PrefabTool
{
    public class CharacterAssetInfo
    {
        private readonly string nameId;
        private readonly string personId;
        private readonly string folderId;
        private readonly string category;

        public CharacterAssetInfo(string nameId, string category)
        {
            this.nameId = nameId; // AA01001
            this.category = category;
            char[] chars = nameId.ToCharArray();
            chars[nameId.Length - 4] = '0';
            personId = new string(chars);
            folderId = new string(chars)[^6..];
        }

        private const string Head = "Root/Bip001/Bip001 Spine/Bip001 Spine1/Bip001 Neck/Bip001 Head/";

        private const string Grip01 =
            "Root/Bip001/Bip001 Spine/Bip001 Spine1/Bip001 R Clavicle/Bip001 R UpperArm/Bip001 R Forearm/Bip001 R Hand/Grip_point01/";

        private const string Mount01 = "Root/Bip001/Bip001 Spine/Mount_point01/";

        private const string AnimPath = "Assets/Art/Animations/Battle/Skill/ani_{0}_skill01.fbx";
        private const string AutoPath = "Assets/Art_Out/AutoGen/Characters/character_{0}_{1}/character_{0}.prefab";
        private const string ModelPath = "Assets/Art/Character/Models/{0}/{1}/{2}.fbx";
        private const string PrefabPath = "Assets/Art/Character/Prefabs/{0}/P_{1}.prefab";
        private const string DisplayPath = "Assets/Art/Character/Prefabs/{0}_S/P_S_{1}.prefab";
        private const string BodyMaterialPath = "Assets/Art/Character/Models/{0}/{1}/Mat/M_{2}_body_01_Display.mat";

        private DataPerson DataPerson =>
            ArtTableManager.instance.tables.PersonConfig.DataList.FirstOrDefault(a => a.NameId == personId);

        public GameObject Model =>
            AssetDatabase.LoadAssetAtPath<GameObject>(string.Format(ModelPath, category, folderId, nameId));

        private Material DisplayBodyMaterial =>
            AssetDatabase.LoadAssetAtPath<Material>(string.Format(BodyMaterialPath, category, folderId, nameId));

        public GameObject Prefab =>
            AssetDatabase.LoadAssetAtPath<GameObject>(string.Format(PrefabPath, category, nameId));

        public GameObject DisplayPrefab =>
            AssetDatabase.LoadAssetAtPath<GameObject>(string.Format(DisplayPath, category, nameId));

        public GameObject AutoPrefab =>
            AssetDatabase.LoadAssetAtPath<GameObject>(string.Format(AutoPath, nameId, DataPerson.WeaponId));

        public Object Skill => AssetDatabase.LoadAssetAtPath<Object>(string.Format(AnimPath, personId));

        public GameObject objInstance;

        // rebuild prefab and display prefab
        public void Rebuild()
        {
            if (Model == null)
            {
                Debug.LogWarning("基础信息不正确，找不到模型文件");
                return;
            }

            // preset model
            var objPath = AssetDatabase.GetAssetPath(Model);
            var modelImporter = AssetImporter.GetAtPath(objPath) as ModelImporter;
            if (modelImporter != null)
            {
                modelImporter.avatarSetup = ModelImporterAvatarSetup.CreateFromThisModel;
                AssetDatabase.Refresh();
                modelImporter.SaveAndReimport();
            }

            // Create empty GameObject and parent instantiate asset to it.
            GameObject prefab = new("P_S_" + nameId);
            GameObject prefabInstance = (GameObject)PrefabUtility.InstantiatePrefab(Model, prefab.transform);

            // Add emoji 
            Transform head = prefabInstance.transform.Find(Head);
            GameObject emoji =
                AssetDatabase.LoadAssetAtPath<GameObject>("Assets/Art/Character/Models/Emoji/G_emoji.FBX");
            GameObject emojiInstance = (GameObject)PrefabUtility.InstantiatePrefab(emoji);
            emojiInstance.transform.parent = head;

            // Add magicaCloth component.
            AddMagicaCloth(prefab);

            if (DataPerson is null)
            {
                Debug.LogWarning("无配置信息");
            }
            else
            {
                // add gun
                if (DataPerson.WeaponId != "")
                {
                    GunInfo gun = new("G" + DataPerson.WeaponId.PadLeft(5, '0'));
                    Transform grip = prefabInstance.transform.Find(Grip01);
                    if (grip == null)
                    {
                        Debug.LogError("没有武器挂点，终止");
                        return;
                    }

                    PrefabUtility.InstantiatePrefab(gun.Prefab, grip);
                }
                else
                {
                    Debug.LogWarning("未配置武器，跳过");
                }

                // add bag AA01001
                var bagNameId = nameId[^4] == '0' ? DataPerson.Bag1 : DataPerson.Bag2;

                if (bagNameId != "")
                {
                    BagInfo bag = new(bagNameId);
                    Transform mount01 = prefabInstance.transform.Find(Mount01);
                    var bagInstance = (GameObject)PrefabUtility.InstantiatePrefab(bag.Prefab, mount01);
                    bagInstance.transform.GetChild(0).Find("B_Root").localEulerAngles = Vector3.zero;
                }

                // add animator controller
                if (DataPerson.GroupName != "")
                {
                    string groupName = DataPerson.GroupName[..3];
                    // ReSharper disable once StringLiteralTypo
                    string acPath =
                        $"Assets/Art/Animations/animator/display_ovrride_{groupName}.overrideController";
                    Debug.Log(DataPerson.GroupName + "<-set->" + groupName);
                    // config animator controller
                    Animator animator = prefabInstance.GetComponent<Animator>();
                    var controller = AssetDatabase.LoadAssetAtPath<RuntimeAnimatorController>(acPath);
                    if (controller)
                    {
                        animator.runtimeAnimatorController = controller;
                    }
                    else
                    {
                        Debug.LogWarning($"没有找到 controller: {acPath}");
                    }
                }
                else
                {
                    Debug.LogWarning($"缺少武器模组配置，无法指定 controller");
                }
            }


            // save to Player
            string prefabPath = string.Format(PrefabPath, category, nameId);
            PrefabUtility.SaveAsPrefabAsset(prefab, prefabPath);
            Debug.Log(prefabPath);

            // save to Player_S
            if (Model.name.StartsWith("A"))
            {
                Transform body = prefabInstance.transform.Find($"G_{nameId}_body");
                if (body == null)
                {
                    Debug.LogError($"{nameId}: 无法找到 body mesh");
                    return;
                }

                if (DisplayBodyMaterial != null &&
                    DisplayBodyMaterial.shader == Shader.Find("NLD_URP/NLD_Charactor_Display"))
                {
                    body.GetComponent<SkinnedMeshRenderer>().materials = new[] { DisplayBodyMaterial };
                }
                else
                {
                    Debug.LogWarning($"{nameId}: 缺少 display 材质");
                }
            }

            string displayPath = string.Format(DisplayPath, category, nameId);
            PrefabUtility.SaveAsPrefabAssetAndConnect(prefab, displayPath, InteractionMode.AutomatedAction);
            Debug.Log(displayPath);
        }

        // ReSharper disable once IdentifierTypo
        private static void AddMagicaCloth(GameObject go)
        {
            Transform assetInstance = go.transform.GetChild(0);
            // root bone list
            var allBones = assetInstance.GetComponentsInChildren<Transform>();
            var dynamicBones = allBones.Where(x => x.name.Contains("Hair") || x.name.Contains("Fabric"));
            var rootBones = dynamicBones.Where(x => x.parent.name.Contains("Bip001") && x.childCount != 0).ToArray();

            if (!rootBones.Any())
            {
                return;
            }

            // add new
            GameObject magicaCloth = new("Magica Cloth")
            {
                transform =
                {
                    parent = assetInstance.transform
                }
            };
            MagicaCloth magicaClothComp = magicaCloth.AddComponent<MagicaCloth>();

            // set boneCloth
            magicaClothComp.SerializeData.clothType = ClothProcess.ClothType.BoneCloth;
            magicaClothComp.SerializeData.rootBones = rootBones.ToList();

            // Import preset json.
            string presetPath = Application.dataPath + "/Art/Temp/Editor/PrefabTool/MC2_Preset_(hair).json";
            string hairPreset = File.ReadAllText(presetPath);
            magicaClothComp.SerializeData.ImportJson(hairPreset);

            // Add magica wind zone
            GameObject wind = new("Magica Wind Zone")
            {
                transform =
                {
                    parent = assetInstance
                }
            };
            var windComponent = wind.AddComponent<MagicaWindZone>();
            windComponent.directionAngleY = -180f;
            windComponent.main = 3;

            // backstop setting
            MotionConstraint.SerializeData ms = new()
            {
                useBackstop = true,
                backstopRadius = 1f,
                backstopDistance = new(0.05f)
            };
            magicaClothComp.SerializeData.motionConstraint = ms;
        }

        public void ShotShow(int weaponId, AnimationClip clip)
        {
            GameObject prefab = new(nameId + "_" + weaponId);
            GameObject prefabInstance = (GameObject)PrefabUtility.InstantiatePrefab(Model, prefab.transform);
            this.objInstance = prefab;

            // get gun
            GunInfo gun = new("G" + weaponId.ToString().PadLeft(5, '0'));
            Transform grip = prefabInstance.transform.Find(Grip01);
            if (grip == null)
            {
                Debug.LogError("没有武器挂点，终止");
                return;
            }

            // Add emoji 
            Transform head = prefabInstance.transform.Find(Head);
            GameObject emoji =
                AssetDatabase.LoadAssetAtPath<GameObject>("Assets/Art/Character/Models/Emoji/G_emoji.FBX");
            GameObject emojiInstance = (GameObject)PrefabUtility.InstantiatePrefab(emoji);
            emojiInstance.transform.parent = head;

            PrefabUtility.InstantiatePrefab(gun.Prefab, grip);

            // set anim
            AnimationMode.StartAnimationMode();
            AnimationMode.SampleAnimationClip(prefabInstance.gameObject, clip, 0f);
        }
    }


    public static class CharacterFactory
    {
        public static CharacterAssetInfo CreatePlayer(string nameId) => new CharacterAssetInfo(nameId, "Players");
        public static CharacterAssetInfo CreateNpc(string nameId) => new CharacterAssetInfo(nameId, "Npc");
        public static CharacterAssetInfo CreateEmeny(string nameId) => new CharacterAssetInfo(nameId, "Enemy");
    }
}