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Synchronization code

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sunkaixuan 2023-06-13 17:37:27 +08:00
parent e35b565ee6
commit da406a64bb
3 changed files with 139 additions and 56 deletions
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8
Src/Asp.Net/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs
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@ -1718,6 +1718,10 @@ namespace SqlSugar
{
result = this.Context.Utilities.DataReaderToExpandoObjectList(dataReader) as List<TResult>;
}
else if (entityType.Name?.StartsWith("ValueTuple`")==true)
{
result = Db.Context.Utilities.DataReaderToValueTupleType<TResult>(dataReader);
}
else if (entityType == UtilConstants.ObjType)
{
result = this.Context.Utilities.DataReaderToExpandoObjectList(dataReader).Select(it => ((TResult)(object)it)).ToList();
@ -1750,6 +1754,10 @@ namespace SqlSugar
{
result = await this.Context.Utilities.DataReaderToExpandoObjectListAsync(dataReader) as List<TResult>;
}
else if (entityType.Name?.StartsWith("ValueTuple`") == true)
{
result =await Db.Context.Utilities.DataReaderToValueTupleTypeAsync<TResult>(dataReader);
}
else if (entityType == UtilConstants.ObjType)
{
var expObj = await this.Context.Utilities.DataReaderToExpandoObjectListAsync(dataReader);

75
Src/Asp.Net/SqlSugar/Infrastructure/ContextMethods.cs
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@ -4,6 +4,7 @@ using System.Collections;
using System.Collections.Generic;
using System.Data;
using System.Data.Common;
using System.DirectoryServices.ActiveDirectory;
using System.Dynamic;
using System.Linq;
using System.Linq.Expressions;
@ -19,6 +20,77 @@ namespace SqlSugar
public QueryBuilder QueryBuilder { get; set; }
#region DataReader
public List<T> DataReaderToValueTupleType<T>(IDataReader reader)
{
var result = new List<T>();
// Get the property names and types dynamically
var propertyNames = Enumerable.Range(0, reader.FieldCount)
.Select(reader.GetName).ToList();
var propertyTypes = Enumerable.Range(0, reader.FieldCount)
.Select(reader.GetFieldType).ToList();
using (reader)
{
while (reader.Read())
{
// Create a new instance of the tuple type using the property types
var tupleType = typeof(T);
var tupleInstance = Activator.CreateInstance(tupleType);
// Set the property values dynamically
for (int i = 0; i < reader.FieldCount; i++)
{
var propertyName = propertyNames[i];
var propertyValue = reader.GetValue(i);
var propertyType = propertyTypes[i];
var propertyInfo = tupleType.GetFields()[i];
propertyInfo.SetValue(tupleInstance, UtilMethods.ChangeType2(propertyValue, propertyType));
}
// Add the tuple instance to the result list
result.Add((T)tupleInstance);
}
}
return result;
}
public async Task<List<T>> DataReaderToValueTupleTypeAsync<T>(IDataReader reader)
{
var result = new List<T>();
// Get the property names and types dynamically
var propertyNames = Enumerable.Range(0, reader.FieldCount)
.Select(reader.GetName).ToList();
var propertyTypes = Enumerable.Range(0, reader.FieldCount)
.Select(reader.GetFieldType).ToList();
using (reader)
{
while ( await ((DbDataReader)reader).ReadAsync())
{
// Create a new instance of the tuple type using the property types
var tupleType = typeof(T);
var tupleInstance = Activator.CreateInstance(tupleType);
// Set the property values dynamically
for (int i = 0; i < reader.FieldCount; i++)
{
var propertyName = propertyNames[i];
var propertyValue = reader.GetValue(i);
var propertyType = propertyTypes[i];
var propertyInfo = tupleType.GetFields()[i];
propertyInfo.SetValue(tupleInstance, Convert.ChangeType(propertyValue, propertyType));
}
// Add the tuple instance to the result list
result.Add((T)tupleInstance);
}
}
return result;
}
/// <summary>
///DataReader to Dynamic
@ -612,7 +684,8 @@ namespace SqlSugar
if (prop.PropertyType == UtilConstants.IntType)
{
addItem = addItem.ObjToInt();
} else if (UtilMethods.GetUnderType(prop.PropertyType) == UtilConstants.IntType && addItem != null)
}
else if (UtilMethods.GetUnderType(prop.PropertyType) == UtilConstants.IntType && addItem != null)
{
addItem = addItem.ObjToInt();
}

2
Src/Asp.Net/SqlSugar/Interface/IContextMethods.cs
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@ -13,6 +13,8 @@ namespace SqlSugar
{
SqlSugarProvider Context { get; set; }
QueryBuilder QueryBuilder { get; set; }
List<T> DataReaderToValueTupleType<T>(IDataReader reader);
Task<List<T>> DataReaderToValueTupleTypeAsync<T>(IDataReader reader);
ExpandoObject DataReaderToExpandoObject(IDataReader reader);
List<ExpandoObject> DataReaderToExpandoObjectList(IDataReader reader);
Task<List<ExpandoObject>> DataReaderToExpandoObjectListAsync(IDataReader dataReader);