public override void MemberArrayOnceTypeHandler(BuilderInfo info)
{
MethodHandler.Using(typeof(HashSet <>));
Script.Append(
$@"if({NewInstance}.{info.MemberName}!={OldInstance}.{info.MemberName}){{
if({NewInstance}.{info.MemberName}==null || {OldInstance}.{info.MemberName}==null){{
result.Add(""{info.MemberName}"",new DiffModel(){{ Name=""{info.MemberName}"",Value={OldInstance}.{info.MemberName}}});
}}else{{
HashSet<{info.TypeName}> compareNew = new HashSet<{info.TypeName}>({NewInstance}.{info.MemberName});
HashSet<{info.TypeName}> compareOld = new HashSet<{info.TypeName}>({OldInstance}.{info.MemberName});
compareOld.ExceptWith(compareNew);
result.Add(""{info.MemberName}"",new DiffModel(){{ Name=""{info.MemberName}"",Value=compareOld}});
}}
}}
");
}
/// <summary>
/// 数组分配方法，数组类型会被拆分，例如：class[]或者int[]
/// </summary>
/// <param name="type"></param>
public void ArrayRouter(Type type)
{
Type eleType = type.GetElementType();
BuilderInfo typeInfo = new BuilderInfo();
typeInfo.RealType = type;
typeInfo.Type = eleType;
typeInfo.TypeName = NameReverser.GetName(eleType);
typeInfo.AvailableName = AvailableNameReverser.GetName(type);
if (IsOnceType(eleType))
{
//普通类型处理
ArrayOnceTypeHandler(typeInfo);
}
else
{
//复杂类型交由入口处理
EntityHandler(eleType);
ArrayEntityHandler(typeInfo);
}
}
public override void ArrayEntityHandler(BuilderInfo info)
{
StringBuilder scriptBuilder = new StringBuilder();
scriptBuilder.Append($@"Dictionary<string,DiffModel> result = new Dictionary<string,DiffModel>();");
scriptBuilder.Append(
$@"if({NewInstance}!={OldInstance}){{
if({NewInstance}==null || {OldInstance}==null){{
result.Add(""different"",new DiffModel(){{ Name=""different"",Value={OldInstance}}});
}}else{{
HashSet<{info.TypeName}> compareOld = new HashSet<{info.TypeName}>({OldInstance});
for(int j = 0; j < OldInstance.Length;j+=1){{
for(int i = 0; i < NewInstance.Length;i+=1){{
if(SnapshotOperator.Diff({NewInstance}[i],{OldInstance}[j]).Count==0){{
compareOld.Remove({OldInstance}[j]);
}}
}}
}}
result.Add(""different"",new DiffModel(){{ Name=""different"",Value=compareOld}});
}}
}}
");
//创建委托
var tempBuilder = FastMethodOperator.New;
tempBuilder.ComplierInstance.UseFileComplie();
tempBuilder.Using(info.Type).Using(info.RealType).Using(typeof(HashSet <>));;
SnapshotCache[info.Type] = tempBuilder
.Using("Natasha")
.ClassName("NatashaSnapshot" + info.AvailableName)
.MethodName("Compare")
.Param(info.Type, OldInstance)
.Param(info.Type, NewInstance)
.MethodBody(scriptBuilder.ToString())
.Return <Dictionary <string, DiffModel> >()
.Complie();
}
public override void MemberArrayEntityHandler(BuilderInfo info)
{
MethodHandler.Using(info.Type);
MethodHandler.Using(info.RealType);
MethodHandler.Using(typeof(HashSet <>));
Script.Append(
$@"if({NewInstance}.{info.MemberName}!={OldInstance}.{info.MemberName}){{
if({NewInstance}.{info.MemberName}==null || {OldInstance}.{info.MemberName}==null){{
result.Add(""{info.MemberName}"",new DiffModel(){{ Name=""{info.MemberName}"",Value={OldInstance}.{info.MemberName}}});
}}else{{
HashSet<{info.TypeName}> compareOld = new HashSet<{info.TypeName}>({OldInstance}.{info.MemberName});
for(int j = 0; j < {OldInstance}.{info.MemberName}.Length;j+=1){{
for(int i = 0; i < {NewInstance}.{info.MemberName}.Length;i+=1){{
if(SnapshotOperator.Diff({NewInstance}.{info.MemberName}[i],{OldInstance}.{info.MemberName}[j]).Count==0){{
compareOld.Remove({OldInstance}.{info.MemberName}[j]);
}}
}}
}}
result.Add(""{info.MemberName}"",new DiffModel(){{ Name=""{info.MemberName}"",Value=compareOld}});
}}
}}
");
}
public virtual void FieldEntityHandler(BuilderInfo info)
{
MemberEntityHandler(info);
}
/// <summary>
/// 复杂类型，比如类、接口、集合类型等
/// </summary>
/// <param name="info"></param>
public virtual void ArrayEntityHandler(BuilderInfo info)
{
}
/// <summary>
/// 字典实体类型，Dictionary<TKey,TValue>
/// </summary>
/// <param name="info"></param>
public virtual void DictionaryHandler(BuilderInfo info)
{
}
/// <summary>
/// 复杂类型中，复杂类型的成员操作，
/// 例如public ClassA SubClass;
/// </summary>
/// <param name="info"></param>
public virtual void MemberEntityHandler(BuilderInfo info)
{
}
public virtual void PropertyDictionaryHandler(BuilderInfo info)
{
MemberDictionaryHandler(info);
}
public virtual void PropertyCollectionHandler(BuilderInfo info)
{
MemberCollectionHandler(info);
}
public override void EntityReturnHandler(BuilderInfo info)
{
Script.Append($@"return result;");
}
public override void EntityStartHandler(BuilderInfo info)
{
Script.Append($@"Dictionary<string,DiffModel> result = new Dictionary<string,DiffModel>();");
}
public override void MemberOnceTypeHandler(BuilderInfo info)
{
Script.Append($@"if({NewInstance}.{info.MemberName}!={OldInstance}.{info.MemberName}){{
result.Add(""{info.MemberName}"",new DiffModel(){{ Name=""{info.MemberName}"",Value={OldInstance}.{info.MemberName} }});
}}");
}
public virtual void FieldDictionaryHandler(BuilderInfo info)
{
MemberDictionaryHandler(info);
}
public virtual void SelfTypeHandler(BuilderInfo info)
{
}
public virtual void PropertyArrayOnceTypeHandler(BuilderInfo info)
{
MemberArrayOnceTypeHandler(info);
}
/// <summary>
/// 复杂类型刚开始时需要处理的，比如初始化
/// </summary>
/// <param name="info"></param>
public virtual void EntityStartHandler(BuilderInfo info)
{
}
public virtual void PropertyEntityHandler(BuilderInfo info)
{
MemberEntityHandler(info);
}
/// <summary>
/// 复杂类型结束时需要处理的，比如返回一个实例
/// </summary>
/// <param name="info"></param>
public virtual void EntityReturnHandler(BuilderInfo info)
{
}
/// <summary>
/// 复杂类型中，一次性数组类型的成员操作，
/// 例如public int[] Scores;public string[] Names{get;set;}
/// </summary>
/// <param name="info"></param>
public virtual void MemberArrayOnceTypeHandler(BuilderInfo info)
{
}
public virtual void FieldArrayOnceTypeHandler(BuilderInfo info)
{
MemberArrayOnceTypeHandler(info);
}
/// <summary>
/// 集合实体类型，比如List<T>
/// </summary>
/// <param name="info"></param>
public virtual void CollectionHandler(BuilderInfo info)
{
}
public virtual void FieldCollectionHandler(BuilderInfo info)
{
MemberCollectionHandler(info);
}
/// <summary>
/// 一次性类型处理，比如int,string,枚举这类的
/// </summary>
/// <param name="info"></param>
public virtual void OnceTypeHandler(BuilderInfo info)
{
}
/// <summary>
/// 实体分配方法，会遍历实体类中的所有成员，不包括方法
/// </summary>
/// <param name="type"></param>
public void EntityRouter(Type type)
{
BuilderInfo typeInfo = new BuilderInfo();
typeInfo.RealType = type;
typeInfo.TypeName = NameReverser.GetName(type);
typeInfo.AvailableName = AvailableNameReverser.GetName(type);
EntityStartHandler(typeInfo);
//字段克隆
var fields = type.GetFields();
for (int i = 0; i < fields.Length; i++)
{
var fieldInfo = fields[i];
//排除不能操作的类型
if (!fieldInfo.IsStatic && !fieldInfo.IsInitOnly)
{
Type fieldType = fieldInfo.FieldType;
if (IsOnceType(fieldType)) //普通字段
{
BuilderInfo info = new BuilderInfo();
info.MemberName = fieldInfo.Name;
info.Type = fieldType;
info.TypeName = NameReverser.GetName(fieldType);
info.AvailableName = AvailableNameReverser.GetName(fieldType);
FieldOnceTypeHandler(info);
}
else if (fieldType.IsArray) //数组
{
Type eleType = fieldType.GetElementType();
BuilderInfo info = new BuilderInfo();
info.MemberName = fieldInfo.Name;
info.RealType = eleType;
info.Type = eleType;
info.TypeName = NameReverser.GetName(eleType);
info.AvailableName = AvailableNameReverser.GetName(fieldType);
if (IsOnceType(eleType))
{
FieldArrayOnceTypeHandler(info);
}
else
{
EntityHandler(eleType);
FieldArrayEntityHandler(info);
}
}
else if (!fieldType.IsNotPublic)
{
//检测集合
BuilderInfo info = new BuilderInfo();
info.MemberName = fieldInfo.Name;
info.Type = fieldType;
info.TypeName = NameReverser.GetName(fieldType);
info.AvailableName = AvailableNameReverser.GetName(fieldType);
EntityHandler(fieldType);
if (fieldType.GetInterface("IEnumerable") != null)
{
if (fieldType.GetInterface("IDictionary") != null)
{
if (fieldType.IsInterface)
{
FieldIDictionaryHandler(info);
}
else
{
FieldDictionaryHandler(info);
}
}
else
{
if (fieldType.IsInterface)
{
FieldICollectionHandler(info);
}
else
{
FieldCollectionHandler(info);
}
}
}
else
{
FieldEntityHandler(info);
}
}
}
}
//属性克隆
var properties = type.GetProperties();
for (int i = 0; i < properties.Length; i++)
{
var propertyInfo = properties[i];
//排除不能操作的属性
if (propertyInfo.CanRead && !propertyInfo.GetGetMethod(true).IsStatic)
{
Type propertyType = propertyInfo.PropertyType;
if (IsOnceType(propertyType)) //普通属性
{
BuilderInfo info = new BuilderInfo();
info.MemberName = propertyInfo.Name;
info.Type = propertyType;
info.TypeName = NameReverser.GetName(propertyType);
info.AvailableName = AvailableNameReverser.GetName(propertyType);
PropertyOnceTypeHandler(info);
}
else if (propertyType.IsArray) //数组
{
Type eleType = propertyType.GetElementType();
BuilderInfo info = new BuilderInfo();
info.MemberName = propertyInfo.Name;
info.RealType = propertyType;
info.Type = eleType;
info.TypeName = NameReverser.GetName(eleType);
info.AvailableName = AvailableNameReverser.GetName(propertyType);
if (IsOnceType(eleType))
{
PropertyArrayOnceTypeHandler(info);
}
else
{
EntityHandler(eleType);
PropertyArrayEntityHandler(info);
}
}
else if (!propertyType.IsNotPublic)
{
//检测集合
BuilderInfo info = new BuilderInfo();
info.MemberName = propertyInfo.Name;
info.Type = propertyType;
info.TypeName = NameReverser.GetName(propertyType);
info.AvailableName = AvailableNameReverser.GetName(propertyType);
EntityHandler(propertyType);
if (propertyType.GetInterface("IEnumerable") != null)
{
if (propertyType.GetInterface("IDictionary") != null)
{
if (propertyType.IsInterface)
{
PropertyIDictionaryHandler(info);
}
else
{
PropertyDictionaryHandler(info);
}
}
else
{
if (propertyType.IsInterface)
{
PropertyICollectionHandler(info);
}
else
{
PropertyCollectionHandler(info);
}
}
}
else
{
PropertyEntityHandler(info);
}
}
}
}
EntityReturnHandler(typeInfo);
}
