增加摄像头中控台项目

SHH.CameraDashboard/Services/StorageService.cs

@@ -0,0 +1,52 @@
+using System.IO;
+using Newtonsoft.Json;
+
+namespace SHH.CameraDashboard.Services
+{
+    public static class StorageService
+    {
+        // 基础目录：C:\Users\Name\AppData\Local\SHH_Dashboard\
+        private static readonly string BaseDir = Path.Combine(
+            Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+            "SHH_CameraDashboard");
+
+        /// <summary>
+        /// 泛型保存：将数据 T 序列化为指定文件名的 JSON
+        /// </summary>
+        public static void Save<T>(T data, string fileName) where T : class
+        {
+            try
+            {
+                if (!Directory.Exists(BaseDir)) Directory.CreateDirectory(BaseDir);
+
+                string filePath = Path.Combine(BaseDir, fileName);
+                string json = JsonConvert.SerializeObject(data, Formatting.Indented);
+                File.WriteAllText(filePath, json);
+            }
+            catch (Exception ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"存储失败 [{fileName}]: {ex.Message}");
+            }
+        }
+
+        /// <summary>
+        /// 泛型读取：从指定 JSON 文件反序列化为数据 T
+        /// </summary>
+        public static T Load<T>(string fileName) where T : class, new()
+        {
+            try
+            {
+                string filePath = Path.Combine(BaseDir, fileName);
+                if (!File.Exists(filePath)) return new T();
+
+                string json = File.ReadAllText(filePath);
+                return JsonConvert.DeserializeObject<T>(json) ?? new T();
+            }
+            catch (Exception ex)
+            {
+                System.Diagnostics.Debug.WriteLine($"读取失败 [{fileName}]: {ex.Message}");
+                return new T();
+            }
+        }
+    }
+}