新增 FlowScope Git 包雏形

Packages/com.flowscope.gamecore/Runtime/Save/SaveService.cs

@@ -0,0 +1,81 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using UnityEngine;
+
+namespace FlowScope.Save
+{
+    public sealed class SaveService : ISaveService
+    {
+        private readonly ISaveStorage _storage;
+        private readonly ISaveSerializer _serializer;
+
+        public SaveService(ISaveStorage storage, ISaveSerializer serializer)
+        {
+            _storage = storage ?? throw new ArgumentNullException(nameof(storage));
+            _serializer = serializer ?? throw new ArgumentNullException(nameof(serializer));
+        }
+
+        public async Task SaveAsync<T>(string key, T data, CancellationToken cancellationToken)
+        {
+            cancellationToken.ThrowIfCancellationRequested();
+            try
+            {
+                var bytes = _serializer.Serialize(data);
+                await _storage.WriteAsync(key, bytes, cancellationToken);
+            }
+            catch (OperationCanceledException)
+            {
+                throw;
+            }
+            catch (Exception exception)
+            {
+                throw new InvalidOperationException($"Failed to write save key '{key}'.", exception);
+            }
+        }
+
+        public async Task<T> LoadAsync<T>(string key, T defaultValue, CancellationToken cancellationToken)
+        {
+            cancellationToken.ThrowIfCancellationRequested();
+            byte[] bytes;
+            try
+            {
+                bytes = await _storage.ReadAsync(key, cancellationToken);
+            }
+            catch (OperationCanceledException)
+            {
+                throw;
+            }
+            catch (Exception exception)
+            {
+                Debug.LogWarning($"Failed to read save key '{key}': {exception.Message}");
+                return defaultValue;
+            }
+
+            if (bytes == null)
+            {
+                return defaultValue;
+            }
+
+            try
+            {
+                return _serializer.Deserialize<T>(bytes);
+            }
+            catch (Exception exception)
+            {
+                Debug.LogWarning($"Failed to deserialize save key '{key}': {exception.Message}");
+                return defaultValue;
+            }
+        }
+
+        public void Delete(string key)
+        {
+            _storage.Delete(key);
+        }
+
+        public bool Exists(string key)
+        {
+            return _storage.Exists(key);
+        }
+    }
+}