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Synchronization code

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This commit is contained in:
sunkaixuan 2023-04-30 16:20:41 +08:00
parent acdeabc634
commit 0c2d110bc5
3 changed files with 76 additions and 5 deletions
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60
Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Items/SubToList.cs
View File

@ -42,8 +42,9 @@ namespace SqlSugar
}
public string GetValue(Expression expression = null)
{;
{
var exp = expression as MethodCallExpression;
if (IsAutoSelect(exp)) return GetValueByAuto(exp);
InitType(exp);
var type=expression.Type;
if (type.FullName.IsCollectionsList()
@ -119,5 +120,62 @@ namespace SqlSugar
}
}
private string GetValueByAuto(MethodCallExpression exp)
{
var selectExp = exp.Arguments[0];
var bodyExp=ExpressionTool.GetLambdaExpressionBody(selectExp);
var newMemExp = (bodyExp as MemberInitExpression);
var parameters = (selectExp as LambdaExpression).Parameters;
InitType(exp);
SetShortName(exp, null);
Check.ExceptionEasy(newMemExp == null, $"Subquery ToList(exp,true) expression {exp.ToString()} can only be it=>new class(){{Id = it.id}}", $"子查询ToList(exp,true)表达式{exp.ToString()}只能是it=>new class(){{ id=it.Id}}");
var dic=ExpressionTool.GetMemberBindingItemList(newMemExp.Bindings);
var db = this.Context.SugarContext.Context;
var builder = this.Context.SugarContext.QueryBuilder.Builder;
var columnInfos=db.EntityMaintenance.GetEntityInfo(bodyExp.Type);
var autoColumns = columnInfos.Columns
.Where(it => !dic.ContainsKey(it.PropertyName))
.Where(it => it.IsIgnore == false)
.ToList();
List<string> appendColumns = new List<string>();
List<string> completeColumnColumns = new List<string>();
foreach (var item in autoColumns)
{
foreach (var parameter in parameters)
{
var parameterColumns = db.EntityMaintenance.GetEntityInfo(parameter.Type).Columns;
if (parameterColumns.Any(it=>it.PropertyName==item.PropertyName))
{
var completeColumn = parameterColumns.First(it => it.PropertyName == item.PropertyName);
var shortName = builder.GetTranslationColumnName(parameter.Name);
var columnName = builder.GetTranslationColumnName(completeColumn.DbColumnName);
var asName = builder.SqlTranslationLeft + item.PropertyName + builder.SqlTranslationRight;
appendColumns.Add($"{shortName}.{columnName} as {asName}");
completeColumnColumns.Add(completeColumn.PropertyName);
}
}
}
var copyContext = this.Context.GetCopyContextWithMapping();
copyContext.Resolve(bodyExp, ResolveExpressType.SelectMultiple);
var select = copyContext.Result.GetString();
if (dic.Count > 0 && appendColumns.Count == 0)
{
return select + ",@sugarIndex as sugarIndex"; ;
}
else if (dic.Count > 0 && appendColumns.Count > 0)
{
return select+","+string.Join(",",appendColumns) + ",@sugarIndex as sugarIndex"; ;
}
else
{
return string.Join(",", appendColumns) + ",@sugarIndex as sugarIndex";
}
}
private static bool IsAutoSelect(MethodCallExpression exp)
{
return exp.Arguments.Count == 2 && exp.Arguments.Last().Type == UtilConstants.BoolType;
}
}
}

8
Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/Subquerable.cs
View File

@ -175,12 +175,14 @@ namespace SqlSugar
{
return new List<T>();
}
public List<TResult> ToList<TResult>(Func<T, TResult> selector)
public List<TResult> ToList<TResult>(Func<T, TResult> selector)
{
return null;
}
public List<TResult> ToList<TResult>(Func<T, TResult> selector,bool isAutoDto)where TResult : class, new()
{
return null;
}
public T First()
{
return default(T);

13
Src/Asp.Net/SqlSugar/ExpressionsToSql/Subquery/SubqueryableN.cs
View File

@ -280,6 +280,10 @@ namespace SqlSugar
{
return null;
}
public List<TResult> ToList<TResult>(Func<T1, T2, T3,T4, TResult> selector, bool isAutoDto) where TResult : class, new()
{
return null;
}
public TResult Max<TResult>(Func<T1, T2, T3,T4, TResult> expression)
{
return default(TResult);
@ -364,7 +368,10 @@ namespace SqlSugar
{
return null;
}
public List<TResult> ToList<TResult>(Func<T1,T2,T3, TResult> selector, bool isAutoDto) where TResult : class, new()
{
return null;
}
public TResult Max<TResult>(Func<T1, T2,T3, TResult> expression)
{
return default(TResult);
@ -445,6 +452,10 @@ namespace SqlSugar
{
return null;
}
public List<TResult> ToList<TResult>(Func<T1,T2, TResult> selector, bool isAutoDto) where TResult : class, new()
{
return null;
}
public TResult Max<TResult>(Func<T1,T2, TResult> expression)
{
return default(TResult);