From dbf4ea119100f571b3710568dfdc2e09dcec2a61 Mon Sep 17 00:00:00 2001
From: chai <215380520@qq.com>
Date: Wed, 31 May 2023 09:21:51 +0800
Subject: *misc

---
 WorldlineKeepers/Assets/Scripts/Tools/CSVReader.cs | 133 +++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 WorldlineKeepers/Assets/Scripts/Tools/CSVReader.cs

(limited to 'WorldlineKeepers/Assets/Scripts/Tools/CSVReader.cs')

diff --git a/WorldlineKeepers/Assets/Scripts/Tools/CSVReader.cs b/WorldlineKeepers/Assets/Scripts/Tools/CSVReader.cs
new file mode 100644
index 0000000..0ce796e
--- /dev/null
+++ b/WorldlineKeepers/Assets/Scripts/Tools/CSVReader.cs
@@ -0,0 +1,133 @@
+using JetBrains.Annotations;
+using LitJson;
+using Newtonsoft.Json.Serialization;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Net.Mime;
+using System.Reflection;
+using UnityEngine;
+using yutokun;
+using static UnityEngine.Rendering.DebugUI;
+
+public class CSVReader
+{
+    private static Dictionary<string/*key*/, int/*index*/> m_KeyMapping = new Dictionary<string, int>();
+    private static List<List<string>> m_Rows = new List<List<string>>();
+
+    /// <summary>
+    /// 解析csv表格，并返回列表
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    /// <param name="content"></param>
+    /// <returns></returns>
+    public static List<T> Read<T>(string content) where T : new() 
+    {
+        List<T> result = new List<T>();
+        Read<T>(result, content);
+        return result;
+    }
+
+    /// <summary>
+    /// 解析csv表格，并返回数量
+    /// </summary>
+    /// <typeparam name="T"></typeparam>
+    /// <param name="content"></param>
+    /// <returns></returns>
+    public static int Read<T>(List<T> target, string content) where T : new()
+    {
+        m_KeyMapping.Clear();
+        m_Rows.Clear();
+
+        m_Rows = CSVParser.LoadFromString(content);
+        // 第一行是key
+        List<string> keys = m_Rows[0];
+        for (int i = 0; i < keys.Count; ++i)
+        {
+            m_KeyMapping.Add(keys[i], i);
+        }
+        int count = 0;
+        Type type = typeof(T);
+        for (int i = 1; i < m_Rows.Count; ++i)
+        {
+            if (m_Rows[i][0][0] == '#') // 注释
+                continue;
+            List<string> row = m_Rows[i];
+            T obj = new T();
+            foreach (var key in m_KeyMapping)
+            {
+                int index = key.Value;
+                var fieldInfo = type.GetField(key.Key);
+                if (fieldInfo != null)
+                {
+                    Type fieldType = fieldInfo.FieldType;
+                    if (fieldType.IsEnum) // 如果是枚举，先转成int
+                    {
+                        int value = int.Parse(row[index]);
+                        fieldInfo.SetValue(obj, value);
+                    }
+                    else
+                    {
+                        fieldInfo.SetValue(obj, Convert.ChangeType(row[index], fieldInfo.FieldType));
+                    }
+                }
+            }
+            target.Add(obj);
+            count++;
+        }
+        return count;
+    }
+
+    /// <summary>
+    /// 解析csv表格，并按key存储到字典里，返回数量
+    /// </summary>
+    /// <typeparam name="TKey"></typeparam>
+    /// <typeparam name="TValue"></typeparam>
+    /// <param name="target"></param>
+    /// <param name="content"></param>
+    /// <param name="keyName"></param>
+    /// <returns></returns>
+    public static int ReadDictionary<TKey, TValue>(Dictionary<TKey, TValue> target, string content, string keyName) where TValue : new()
+    {
+        List<TValue> data = CSVReader.Read<TValue>(content);
+        if (data == null || data.Count == 0)
+            return 0;
+        Type type_key = typeof(TKey);
+        Type type_value = typeof(TValue);
+        FieldInfo field = type_value.GetField(keyName);
+        Type type_field = field.FieldType;
+        int count = 0;
+        for (int i = 0; i < data.Count; ++i)
+        {
+            TValue d = data[i];
+
+            TKey key = default(TKey);
+            if (type_key.IsEnum)
+            {
+                if(type_field == typeof(string))
+                {
+                    key = (TKey)Enum.Parse(type_key, field.GetValue(d).ToString());
+                }
+                else if(type_field == typeof(int))
+                {
+                    key = (TKey)field.GetValue(d);
+                }
+            }
+            else
+            {
+                key = (TKey)field.GetValue(d);
+            }
+            if (key == null)
+            {
+                LogHelper.LogError("CSVReader.ReadDictionary(): key is null");
+                continue;
+            }
+
+            target.Add(key, d);
+            count++;
+        }
+        return count;
+    }
+
+}
+
-- 
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