从山证v2.3.0拷贝

2024-05-09 14:06:26 +08:00
parent 566ff33259
commit f9d8a256a6
4471 changed files with 1203456 additions and 9 deletions
@@ -0,0 +1,62 @@
+namespace YLErp.Modules.DataCacheModule
+{
+    public static partial class DataCacheManager
+    {
+        class VarietyDataSource : GenericeCachedDataSource<Variety>, Abstract.IDataSourceKey2<Variety>
+        {
+            public override string TableName => nameof(Variety);
+
+            readonly Dictionary<string, Variety> _dicEx;
+
+            private VarietyDataSource()
+            {
+                _dicEx = new Dictionary<string, Variety>(StringComparer.OrdinalIgnoreCase);
+            }
+
+            public Variety GetData(string varietyCode)
+            {
+                if (string.IsNullOrWhiteSpace(varietyCode))
+                {
+                    return null;
+                }
+
+                lock (this)
+                {
+                    if (_dicEx.TryGetValue(varietyCode, out var variety))
+                    {
+                        var clone = variety.Clone();
+                        return clone;
+                    }
+
+                    using (var db = DbContextFactory.GetYLDbContext())
+                    {
+                        var va = db.variety.AsNoTracking().FirstOrDefault(n => n.VarietyCode == varietyCode);
+                        if (va != null)
+                        {
+                            _dic[va.id] = va;
+                            AfterUpdateHandle(va);
+                        }
+                        return va?.Clone();
+                    }
+                }
+            }
+
+            private void AfterUpdateHandle(Variety data)
+            {
+                if (string.IsNullOrWhiteSpace(data.VarietyCode))
+                {
+                    return;
+                }
+
+                _dicEx[data.VarietyCode] = data;
+            }
+
+            public static readonly VarietyDataSource Default;
+
+            static VarietyDataSource()
+            {
+                Default = new VarietyDataSource();
+            }
+        }
+    }
+}