using System;
using System.Collections.Generic;
using NUnit.Framework;
using Sirenix.OdinInspector;
using UnityEngine;
using UnityEngine.Serialization;

namespace Cielonos.MainGame.Inventory
{
    public enum ItemType
    {
        MainWeapon,
        Support,
        Passive,
        Consumable
    }
        
    public enum ItemRarity
    {
        None,
        Tera,
        Moser,
        Graham,
        Epsilon,
        Aleph
    }

    [HideReferenceObjectPicker]
    public class ItemDescription
    {
        public string descriptionKey;

        public ItemDescription(string descriptionKey)
        {
            this.descriptionKey = descriptionKey;
        }
    }
    
    [CreateAssetMenu(fileName = "ContentData", menuName = "Cielonos/Items/ContentData")]
    public partial class ContentData : SerializedScriptableObject
    {
        [InlineButton("CreateID", "Create")] 
        [ValueDropdown("GetAllItemTypes", IsUniqueList = true, DropdownHeight = 400)]
        public Type itemClass;
        public ItemType itemType;
        public ItemRarity itemRarity;
        [ValueDropdown("GetAllTags", IsUniqueList = true, DropdownHeight = 400)]
        public List<string> tags;
        [ValueDropdown("GetAllInstitutions", IsUniqueList = true, DropdownHeight = 400)]
        public List<string> institutions;
        
        [ReadOnly]
        public string displayNameKey;
        [ListDrawerSettings(CustomAddFunction = "AddDescription", ListElementLabelName = "descriptionKey")]
        public List<ItemDescription> descriptions;
        
        [FormerlySerializedAs("squareIcon")]
        public Sprite itemIcon;

        [TitleGroup("Drop Settings")]
        [Tooltip("掉落权重，越大越容易被随机选中。设为 0 则不会出现在随机池中。")]
        public float dropWeight = 1f;

        [Tooltip("额外的掉落设置，可以在 Roll 时传入 filter 进行更复杂的筛选逻辑。")]
        public Dictionary<string, float> dropSettings = new Dictionary<string, float>();
    }

    public partial class ContentData
    {
        private bool IsMainWeapon => itemType == ItemType.MainWeapon;

        private void CreateID()
        {
            if(string.IsNullOrEmpty(itemClass?.Name))
            {
                Debug.LogWarning("Class Name is empty. Cannot create Item ID.");
                return;
            }
            
            string className = this.itemClass.Name;
            
            displayNameKey = $"{className}_Name";
            descriptions ??= new List<ItemDescription>();
        }
    }
#if UNITY_EDITOR
    public partial class ContentData
    {
        private List<string> GetAllTags()
        {
            return new List<string>
            {
                "Melee", "Ranged",
                "Burn", "Freeze", "Fusion", "Decay",
                "Shield", "Heal", "Crit", "Overload", "DoT"
            };
        }

        /// <summary>
        /// 获取项目中所有继承自ItemBase的类的名称列表，用于编辑器下拉选择。
        /// </summary>
        private List<Type> GetAllItemTypes()
        {
            List<Type> itemTypes = new List<Type>();
            foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
            {
                foreach (var type in assembly.GetTypes())
                {
                    if (type.IsClass && !type.IsAbstract && typeof(ItemBase).IsAssignableFrom(type))
                    {
                        itemTypes.Add(type);
                    }
                }
            }
            return itemTypes;
        }

        private List<string> GetAllInstitutions()
        {
            return new List<string>
            {
                "MilitaryIndustrialComplex", //Gun san fuku gō tai 軍産複合体 - 通用
                "ShinshuManufacturing", //Shin shu sei zō 新州制造 - 机械扈从
                "SkodaDynamics", //斯柯达 - 动能，爆炸
                "WardenclyffeResonanceHub", //沃登克里夫 - 能量
                "EuropeanOrganizationForNuclearResearch", //欧洲核子研究组织 - 核能
                "DopplerLumierePhotonics", //多普勒-卢米埃尔 - 光子
                "VitalisBiomass", //维塔利斯 - 生物
                "Area6", //大陆技术领 第六区 - 尖端科技
                "AcademyOfMagicalSciences", //魔法科学院 - 魔法
            };
        }

        private void AddDescription()
        {
            int index = descriptions.Count;
            string descriptionKey = $"{itemClass.Name}_Desc{index}";
            descriptions.Add(new ItemDescription(descriptionKey));
        }
    }
#endif
}