Init

scripts/data/GameData.cs

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+using Godot;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+
+public partial class GameData : Node
+{
+    // 物品分类枚举
+    public enum ItemCategory
+    {
+        RawMaterial,    // 原材料
+        ProcessedMaterial,  // 冶炼成品
+        Building,       // 建筑
+        Component,      // 组件
+        Product        // 产品
+    }
+
+    // 物品数据结构
+    public class ItemData
+    {
+        public string Id { get; set; }           // 物品ID
+        public string Name { get; set; }         // 物品名称
+        public ItemCategory Category { get; set; } // 物品分类
+        public string Description { get; set; }  // 物品描述
+        public Dictionary<string, int> Recipe { get; set; } // 合成配方
+        public float CraftTime { get; set; }     // 合成时间
+        public float PowerConsumption { get; set; } // 耗电量
+        public string IconPath { get; set; }     // 图标路径
+    }
+
+    // 单例实例
+    private static GameData instance;
+    public static GameData Instance
+    {
+        get
+        {
+            return instance;
+        }
+    }
+
+    // 物品数据字典
+    private Dictionary<string, ItemData> items = new Dictionary<string, ItemData>();
+
+    public override void _Ready()
+    {
+        instance = this; // 设置单例实例
+        LoadItemsFromCSV();
+    }
+
+    // 从CSV文件加载物品数据
+    private void LoadItemsFromCSV()
+    {
+        try
+        {
+            // 读取CSV文件
+            string csvPath = "res://data/config/items.csv";
+            if (!Godot.FileAccess.FileExists(csvPath))
+            {
+                GD.PrintErr("物品数据文件不存在: " + csvPath);
+                return;
+            }
+
+            var file = Godot.FileAccess.Open(csvPath, Godot.FileAccess.ModeFlags.Read);
+            if (file == null)
+            {
+                GD.PrintErr("无法打开物品数据文件: " + csvPath);
+                return;
+            }
+
+            // 读取标题行
+            string header = file.GetLine();
+            string[] headers = header.Split(',');
+
+            // 读取数据行
+            while (!file.EofReached())
+            {
+                string line = file.GetLine();
+                if (string.IsNullOrEmpty(line)) continue;
+
+                string[] values = line.Split(',');
+                if (values.Length != headers.Length) continue;
+
+                // 创建物品数据
+                var item = new ItemData
+                {
+                    Id = values[0],
+                    Name = values[1],
+                    Category = (ItemCategory)Enum.Parse(typeof(ItemCategory), values[2]),
+                    Description = values[3],
+                    Recipe = ParseRecipe(values[4]),
+                    CraftTime = float.Parse(values[5]),
+                    PowerConsumption = float.Parse(values[6]),
+                    IconPath = values[7]
+                };
+
+                AddItem(item);
+            }
+
+            file.Close();
+            GD.Print("成功加载物品数据");
+        }
+        catch (Exception e)
+        {
+            GD.PrintErr("加载物品数据时出错: " + e.Message);
+        }
+    }
+
+    // 解析配方字符串
+    private Dictionary<string, int> ParseRecipe(string recipeStr)
+    {
+        if (string.IsNullOrEmpty(recipeStr) || recipeStr == "null")
+            return null;
+
+        var recipe = new Dictionary<string, int>();
+        string[] pairs = recipeStr.Split(';');
+        
+        foreach (string pair in pairs)
+        {
+            string[] parts = pair.Split(':');
+            if (parts.Length == 2)
+            {
+                string itemId = parts[0];
+                int amount = int.Parse(parts[1]);
+                recipe[itemId] = amount;
+            }
+        }
+
+        return recipe;
+    }
+
+    // 添加物品
+    private void AddItem(ItemData item)
+    {
+        items[item.Id] = item;
+    }
+
+    // 获取物品数据
+    public ItemData GetItem(string id)
+    {
+        if (items.ContainsKey(id))
+        {
+            return items[id];
+        }
+        return null;
+    }
+
+    // 获取所有物品
+    public Dictionary<string, ItemData> GetAllItems()
+    {
+        return items;
+    }
+
+    // 获取指定分类的所有物品
+    public Dictionary<string, ItemData> GetItemsByCategory(ItemCategory category)
+    {
+        var result = new Dictionary<string, ItemData>();
+        foreach (var item in items)
+        {
+            if (item.Value.Category == category)
+            {
+                result[item.Key] = item.Value;
+            }
+        }
+        return result;
+    }
+
+    // 检查是否有足够的材料进行合成
+    public bool HasEnoughMaterials(string itemId, Dictionary<string, int> inventory)
+    {
+        var item = GetItem(itemId);
+        if (item == null || item.Recipe == null) return false;
+
+        foreach (var requirement in item.Recipe)
+        {
+            if (!inventory.ContainsKey(requirement.Key) || 
+                inventory[requirement.Key] < requirement.Value)
+            {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    // 计算合成所需时间
+    public float GetCraftTime(string itemId)
+    {
+        var item = GetItem(itemId);
+        return item?.CraftTime ?? 0f;
+    }
+
+    // 计算合成所需电力
+    public float GetPowerConsumption(string itemId)
+    {
+        var item = GetItem(itemId);
+        return item?.PowerConsumption ?? 0f;
+    }
+}