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

namespace Cielonos.MainGame.Characters.Inventory
{
    public enum ItemType
    {
        MainWeapon,
        Support,
        Passive,
        Consumable
    }
        
    public enum ItemRarity
    {
        None,
        Tera,
        Moser,
        Graham,
        Epsilon,
        Aleph
    }
    
    [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;
        
        [ReadOnly]
        public string displayNameKey;
        [ReadOnly]
        public string descriptionKey;

        [ShowIf("isMainWeapon")]
        public Sprite rectIcon;
        [HideIf("isMainWeapon")]
        public Sprite squareIcon;

        [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 itemType = this.itemType.ToString();
            string className = this.itemClass.Name;
            
            displayNameKey = $"{itemType}_{className}_Name";
            descriptionKey = $"{itemType}_{className}_Desc";
        }
    }

    public partial class ContentData
    {
        #if UNITY_EDITOR
        private List<string> GetAllTags()
        {
            return new List<string>
            {
                "Melee",
                "Ranged",
                "Burn",
                "Freeze",
                "Electric"
            };
        }

        /// <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。可以根据需要添加命名空间过滤等逻辑。
        /// </summary>
        /// <returns></returns>
        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;
        }
        
        #endif
    }
}