添加项目文件。

2026-06-01 13:42:40 +08:00
parent 435474c5fe
commit bba985f937
56 changed files with 3758 additions and 0 deletions
--- a/QYZH.InteractiveMagazine.Common/Helpers/JsonHelper.cs
+++ b/QYZH.InteractiveMagazine.Common/Helpers/JsonHelper.cs
@ -0,0 +1,91 @@
+using Newtonsoft.Json;
+
+namespace QYZH.InteractiveMagazine.Common.Helpers
+{
+    /// <summary>
+    /// JSON工具类
+    /// </summary>
+    public static class JsonHelper
+    {
+        /// <summary>
+        /// JSON序列化设置
+        /// </summary>
+        private static readonly JsonSerializerSettings _settings = new JsonSerializerSettings
+        {
+            NullValueHandling = NullValueHandling.Ignore,
+            DateFormatString = "yyyy-MM-dd HH:mm:ss",
+            ReferenceLoopHandling = ReferenceLoopHandling.Ignore
+        };
+
+        /// <summary>
+        /// 将对象序列化为JSON字符串
+        /// </summary>
+        /// <param name="obj">对象</param>
+        /// <returns>JSON字符串</returns>
+        public static string Serialize(object obj)
+        {
+            if (obj == null)
+            {
+                return string.Empty;
+            }
+
+            return JsonConvert.SerializeObject(obj, _settings);
+        }
+
+        /// <summary>
+        /// 将对象序列化为格式化的JSON字符串
+        /// </summary>
+        /// <param name="obj">对象</param>
+        /// <returns>格式化的JSON字符串</returns>
+        public static string SerializePretty(object obj)
+        {
+            if (obj == null)
+            {
+                return string.Empty;
+            }
+
+            return JsonConvert.SerializeObject(obj, Formatting.Indented, _settings);
+        }
+
+        /// <summary>
+        /// 将JSON字符串反序列化为指定类型
+        /// </summary>
+        /// <typeparam name="T">目标类型</typeparam>
+        /// <param name="json">JSON字符串</param>
+        /// <returns>反序列化后的对象</returns>
+        public static T? Deserialize<T>(string json)
+        {
+            if (string.IsNullOrWhiteSpace(json))
+            {
+                return default;
+            }
+
+            return JsonConvert.DeserializeObject<T>(json, _settings);
+        }
+
+        /// <summary>
+        /// 将JSON字符串反序列化为指定类型(带异常处理)
+        /// </summary>
+        /// <typeparam name="T">目标类型</typeparam>
+        /// <param name="json">JSON字符串</param>
+        /// <param name="defaultValue">反序列化失败时的默认值</param>
+        /// <returns>反序列化后的对象或默认值</returns>
+        public static T? TryDeserialize<T>(string json, T? defaultValue = default)
+        {
+            if (string.IsNullOrWhiteSpace(json))
+            {
+                return defaultValue;
+            }
+
+            try
+            {
+                T? result = JsonConvert.DeserializeObject<T>(json, _settings);
+                return result ?? defaultValue;
+            }
+            catch
+            {
+                return defaultValue;
+            }
+        }
+    }
+}