private void CreateLogicByType(LogicManagerBase <TContext> logicManager, Type type)
{
if (!Maps.ContainsKey(type))
{
throw new NotSupportedException($"Not support type {type.Name}");
}
//建構組件
AssemblyBuilder tempAssemblyBuilder = AssemblyBuilder.DefineDynamicAssembly(new AssemblyName()
{
Name = "TempAssembly_" + Guid.NewGuid().ToString().Replace('-', '_')
}, AssemblyBuilderAccess.RunAndCollect);
//建構模組
ModuleBuilder tempModuleBuilder = tempAssemblyBuilder
.DefineDynamicModule("TempModule_" + Guid.NewGuid().ToString().Replace('-', '_'));
var logicType = typeof(LogicBase <, ,>).MakeGenericType(typeof(TContext), type, type.GetProperty(Maps[type]).PropertyType);
//建構實作介面類別
TypeBuilder tempTypeBuilder = tempModuleBuilder.DefineType(
$"Anon_{Guid.NewGuid().ToString().Replace("-", "_")}",
TypeAttributes.Class,
logicType, Type.EmptyTypes);
CreatePassThroughConstructors(tempTypeBuilder, logicType);
var tempType = tempTypeBuilder.CreateTypeInfo();
var ctor = tempType.GetConstructors().Single(x => x.GetParameters().Length > 1 && x.GetParameters()[1].ParameterType == typeof(string));
runtimeLogicMaps[type]
= ctor.Invoke(new object[] { logicManager, Maps[type] });
}
/// <summary>
/// 基礎邏輯操作器基礎建構子
/// </summary>
/// <param name="logicManager">資料庫操作邏輯管理器實例</param>
/// <param name="identityPropertyName">唯一識別號屬性選擇器</param>
public LogicBase(LogicManagerBase <TContext> logicManager, string identityPropertyName)
{
this.Manager = logicManager;
var idProperties = typeof(TEntity).GetProperties().Where(x => x.PropertyType == typeof(TId));
if (idProperties.Count() == 0)
{
throw new InvalidOperationException("在指定類型中找不到指定的主鍵類型");
}
var idProperty = idProperties.FirstOrDefault(x => x.Name.ToLower() == identityPropertyName);
if (idProperty == null)
{
idProperty = idProperties.FirstOrDefault(x => x.Name.ToLower() == (typeof(TEntity).Name + identityPropertyName).ToLower());
}
if (idProperty == null && idProperties.Count() == 1)
{
idProperty = idProperties.First();
}
if (idProperties == null)
{
throw new InvalidOperationException("在指定類型中找不到名稱為Id的屬性作為預設主鍵");
}
this.IdentityPropertyName = identityPropertyName;
}
/// <summary>
/// 取得或建立指定型別的Logic
/// </summary>
/// <param name="logicManager">邏輯管理器</param>
/// <param name="type">型別</param>
/// <returns>指定型別的Logic實例</returns>
public object GetLogicByType(LogicManagerBase <TContext> logicManager, Type type)
{
if (!runtimeLogicMaps.ContainsKey(type))
{
CreateLogicByType(logicManager, type);
}
return(runtimeLogicMaps[type]);
}
public DisableCascadeScope(LogicManagerBase <TContext> manager) : base(manager)
{
}
/// <summary>
/// 基礎邏輯操作器基礎建構子
/// </summary>
/// <param name="logicManager">資料庫操作邏輯管理器實例</param>
/// <param name="identitySelector">唯一識別號屬性選擇器</param>
public LogicBase(LogicManagerBase <TContext, object[]> logicManager, Expression <Func <TEntity, TId> > identitySelector) : base(logicManager, identitySelector)
{
}
/// <summary>
/// 基礎邏輯操作器基礎建構子
/// </summary>
/// <param name="logicManager">資料庫操作邏輯管理器實例</param>
/// <param name="identityPropertyName">唯一識別號屬性選擇器</param>
public LogicBase(LogicManagerBase <TContext, object[]> logicManager, string identityPropertyName) : base(logicManager, identityPropertyName)
{
}
/// <summary>
/// 基礎邏輯操作器基礎建構子，預設的主鍵為Id
/// </summary>
/// <param name="logicManager">資料庫操作邏輯管理器實例</param>
public LogicBase(LogicManagerBase <TContext, object[]> logicManager) : base(logicManager, "Id")
{
}
/// <summary>
/// 基礎邏輯操作器基礎建構子
/// </summary>
/// <param name="logicManager">資料庫操作邏輯管理器實例</param>
/// <param name="identitySelector">唯一識別號屬性選擇器</param>
public LogicBase(LogicManagerBase <TContext> logicManager, Expression <Func <TEntity, TId> > identitySelector)
{
this.Manager = logicManager;
this.IdentityPropertyName = (identitySelector.Body as MemberExpression).Member.Name;
}
/// <summary>
/// 基礎邏輯操作器基礎建構子，預設的主鍵為Id
/// </summary>
/// <param name="logicManager">資料庫操作邏輯管理器實例</param>
public LogicBase(LogicManagerBase <TContext> logicManager) : this(logicManager, "Id")
{
}
public SafeRemoveCascadeScope(
LogicManagerBase <TContext> manager,
params Type[] types) : base(manager, types)
{
}