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sunkaixuan 2022-04-13 12:56:23 +08:00
parent 5f3adeef43
commit b3905ed9d2
1 changed files with 28 additions and 40 deletions
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68
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MapperExpressionResolve.cs
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@ -17,19 +17,6 @@ namespace SqlSugar
public MapperExpressionResolve(Expression expression, InvalidOperationException ex)
{
this.expression = expression;
NavgateExpression navgate = new NavgateExpression(context);
if (navgate.IsNavgate(expression))
{
navgate.Execute(this);
}
else
{
OldNavgate(expression, ex);
}
}
private void OldNavgate(Expression expression, InvalidOperationException ex)
{
this.ex = ex;
this.mappers = CallContext.MapperExpression.Value;
Error01();
@ -48,7 +35,7 @@ namespace SqlSugar
{
var methodExpression = expression as MethodCallExpression;
var callName = methodExpression.Method.Name;
var exp= methodExpression.Arguments[0] as MemberExpression;
var exp = methodExpression.Arguments[0] as MemberExpression;
ThrowTrue(exp == null);
var childExpression = exp;
MapperExpression mapper = GetMapperMany(exp);
@ -67,13 +54,13 @@ namespace SqlSugar
ThrowTrue(exp.Expression == null);
var childExpression = exp.Expression;
MapperExpression mapper = GetMapper(exp);
var fillInfo=GetFillInfo(childExpression, mapper);
var fillInfo = GetFillInfo(childExpression, mapper);
var mappingFild1Info = GetMappingFild1Info(childExpression, mapper);
var mappingFild1Info2 = GetMappingFild2Info(childExpression, mapper);
var SelectInfo = GetSelectInfo(expression);
var entity = this.context.EntityMaintenance.GetEntityInfo(childExpression.Type);
var isExMapper = mappingFild1Info2!=null;
var isExMapper = mappingFild1Info2 != null;
var isFillFild1SameType = fillInfo.Type == mappingFild1Info.Type;
var isSameProperty = false;
@ -91,11 +78,11 @@ namespace SqlSugar
}
else
{
oneToOne(fillInfo, mappingFild1Info, mappingFild1Info2,SelectInfo);
oneToOne(fillInfo, mappingFild1Info, mappingFild1Info2, SelectInfo);
}
}
private void oneToOne(MapperExpressionInfo fillInfo, MapperExpressionInfo mappingFild1Info, MapperExpressionInfo mappingFild1Info2, MapperExpressionInfo selectInfo)
{
var pkColumn = selectInfo.EntityInfo.Columns.Where(it => it.IsPrimarykey == true).FirstOrDefault();
@ -108,11 +95,11 @@ namespace SqlSugar
var whereRight = sqlBuilder.GetTranslationColumnName(mappingFild1Info.FieldString);
this.sql = this.context.Queryable<object>()
.AS(tableName)
.Where(string.Format(" {0}={1} ",whereLeft , whereRight))
.Where(string.Format(" {0}={1} ", whereLeft, whereRight))
.Select(sqlBuilder.GetTranslationColumnName(selectInfo.FieldName)).ToSql().Key;
}
private void oneToMany(MethodCallExpression methodCallExpression,string methodName,EntityInfo mainEntity,string shortName,MapperExpressionInfo fillInfo, MapperExpressionInfo mappingFild1Info, MapperExpressionInfo mappingFild1Info2)
private void oneToMany(MethodCallExpression methodCallExpression, string methodName, EntityInfo mainEntity, string shortName, MapperExpressionInfo fillInfo, MapperExpressionInfo mappingFild1Info, MapperExpressionInfo mappingFild1Info2)
{
var pkColumn = mainEntity.Columns.FirstOrDefault(it => it.IsPrimarykey == true);
if (pkColumn == null)
@ -145,14 +132,14 @@ namespace SqlSugar
{
if (methodCallExpression.Arguments.Count <= 1)
return null;
var exp= methodCallExpression.Arguments[1];
var querybuiler=InstanceFactory.GetQueryBuilder(this.context.CurrentConnectionConfig);
var exp = methodCallExpression.Arguments[1];
var querybuiler = InstanceFactory.GetQueryBuilder(this.context.CurrentConnectionConfig);
querybuiler.LambdaExpressions = InstanceFactory.GetLambdaExpressions(this.context.CurrentConnectionConfig);
querybuiler.Builder = InstanceFactory.GetSqlbuilder(this.context.CurrentConnectionConfig);
querybuiler.Builder.Context = querybuiler.Context;
querybuiler.Builder.QueryBuilder = querybuiler;
querybuiler.Context = this.context;
var expValue=querybuiler.GetExpressionValue(exp, ResolveExpressType.WhereMultiple);
var expValue = querybuiler.GetExpressionValue(exp, ResolveExpressType.WhereMultiple);
var paramterName = (exp as LambdaExpression).Parameters[0].Name;
var sql = expValue.GetResultString();
sql = sql.Replace(querybuiler.Builder.GetTranslationColumnName(paramterName) + ".", "");
@ -160,7 +147,7 @@ namespace SqlSugar
{
foreach (var item in querybuiler.Parameters)
{
sql = sql.Replace(item.ParameterName,item.Value.ObjToString().ToSqlValue());
sql = sql.Replace(item.ParameterName, item.Value.ObjToString().ToSqlValue());
}
}
return sql;
@ -168,7 +155,7 @@ namespace SqlSugar
private MapperExpressionInfo GetSelectInfo(Expression expression)
{
var field = expression;
if (field is UnaryExpression)
{
@ -183,7 +170,7 @@ namespace SqlSugar
{
Type = type,
FieldName = fieldName,
EntityInfo= entity
EntityInfo = entity
};
}
@ -219,18 +206,18 @@ namespace SqlSugar
}
var type = ((field as MemberExpression).Expression).Type;
this.context.InitMappingInfo(type);
var name =(field as MemberExpression).Member.Name;
var name = (field as MemberExpression).Member.Name;
var entity = this.context.EntityMaintenance.GetEntityInfo(type);
var fieldName=entity.Columns.First(it => it.PropertyName == name).DbColumnName;
var fieldName = entity.Columns.First(it => it.PropertyName == name).DbColumnName;
var array = (field as MemberExpression).ToString().Split('.').ToList();
array[array.Count()-1] = fieldName;
array[array.Count() - 1] = fieldName;
var filedString = string.Join(".", array);
return new MapperExpressionInfo()
{
Type=type,
FieldName = fieldName,
FieldString= filedString,
EntityInfo= entity
Type = type,
FieldName = fieldName,
FieldString = filedString,
EntityInfo = entity
};
}
@ -244,14 +231,15 @@ namespace SqlSugar
this.querybuiler.TableShortName = (childExpression as MemberExpression).Expression.ToString();
}
this.context.InitMappingInfo(childExpression.Type);
return new MapperExpressionInfo() {
EntityInfo=this.context.EntityMaintenance.GetEntityInfo(childExpression.Type)
return new MapperExpressionInfo()
{
EntityInfo = this.context.EntityMaintenance.GetEntityInfo(childExpression.Type)
};
}
private MapperExpression GetMapper(MemberExpression exp)
{
var mapper= mappers.Where(it => it.Type == MapperExpressionType.oneToOne)
var mapper = mappers.Where(it => it.Type == MapperExpressionType.oneToOne)
.Reverse()
.Where(it => (it.FillExpression as LambdaExpression).Body.ToString() == exp.Expression.ToString()).FirstOrDefault();
ThrowTrue(mapper == null);
@ -263,7 +251,7 @@ namespace SqlSugar
return "";
}
private void ExtMapper(MapperExpressionInfo fillInfo, MapperExpressionInfo mappingFild1Info, MapperExpressionInfo mappingFild1Info2, MapperExpressionInfo selectInfo)
private void ExtMapper(MapperExpressionInfo fillInfo, MapperExpressionInfo mappingFild1Info, MapperExpressionInfo mappingFild1Info2, MapperExpressionInfo selectInfo)
{
var tableName = sqlBuilder.GetTranslationTableName(fillInfo.EntityInfo.DbTableName);
var whereLeft = sqlBuilder.GetTranslationColumnName(mappingFild1Info2.FieldName);
@ -334,7 +322,7 @@ namespace SqlSugar
}
void ThrowTrue(bool isError)
{
Check.Exception(isError, ErrorMessage.GetThrowMessage(expression.ToString() + "no support", "不支持表达式" + expression.ToString()+ " 1.检查当前表达式中的别名是否与Mapper中的一致 2.目前只支持 1对1 Mapper下的 Where "));
Check.Exception(isError, ErrorMessage.GetThrowMessage(expression.ToString() + "no support", "不支持表达式" + expression.ToString() + " 1.检查当前表达式中的别名是否与Mapper中的一致 2.目前只支持 1对1 Mapper下的 Where "));
}
}
@ -347,7 +335,7 @@ namespace SqlSugar
{
public Type Type { get; set; }
public EntityInfo EntityInfo { get; set; }
public string FieldName { get; set; }
public string FieldString { get; set; }
public string FieldName { get; set; }
public string FieldString { get; set; }
}
}