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Add Queryable(queryable1 ,queryable2,queryable3)

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skx
2020-12-04 22:13:25 +08:00
parent 66726e5f07
commit 11b6020d04
3 changed files with 75 additions and 0 deletions
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55
Src/Asp.Net/SqlSugar/Abstract/SugarProvider/SqlSugarProvider.cs
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@@ -444,6 +444,61 @@ namespace SqlSugar
return queryable;
}
public virtual ISugarQueryable<T, T2 ,T3> Queryable<T, T2 ,T3>(
ISugarQueryable<T> joinQueryable1, ISugarQueryable<T2> joinQueryable2, ISugarQueryable<T3> joinQueryable3,
JoinType joinType1, Expression<Func<T, T2, bool>> joinExpression1 ,
JoinType joinType2 , Expression<Func<T, T2, bool>> joinExpression2
) where T : class, new() where T2 : class, new() where T3 : class, new()
{
Check.Exception(joinQueryable1.QueryBuilder.Take != null || joinQueryable1.QueryBuilder.Skip != null || joinQueryable1.QueryBuilder.OrderByValue.HasValue(), "joinQueryable1 Cannot have 'Skip' 'ToPageList' 'Take' Or 'OrderBy'");
Check.Exception(joinQueryable2.QueryBuilder.Take != null || joinQueryable2.QueryBuilder.Skip != null || joinQueryable2.QueryBuilder.OrderByValue.HasValue(), "joinQueryable2 Cannot have 'Skip' 'ToPageList' 'Take' Or 'OrderBy'");
Check.Exception(joinQueryable3.QueryBuilder.Take != null || joinQueryable3.QueryBuilder.Skip != null || joinQueryable3.QueryBuilder.OrderByValue.HasValue(), "joinQueryable3 Cannot have 'Skip' 'ToPageList' 'Take' Or 'OrderBy'");
var sqlBuilder = InstanceFactory.GetSqlbuilder(this.Context.CurrentConnectionConfig);
sqlBuilder.Context = this;
InitMappingInfo<T, T2,T3>();
var types = new Type[] { typeof(T2) };
var queryable = InstanceFactory.GetQueryable<T, T2,T3>(this.CurrentConnectionConfig);
queryable.Context = this.Context;
queryable.SqlBuilder = sqlBuilder;
queryable.QueryBuilder = InstanceFactory.GetQueryBuilder(this.CurrentConnectionConfig);
queryable.QueryBuilder.JoinQueryInfos = new List<JoinQueryInfo>();
queryable.QueryBuilder.Builder = sqlBuilder;
queryable.QueryBuilder.Context = this;
queryable.QueryBuilder.EntityType = typeof(T);
queryable.QueryBuilder.LambdaExpressions = InstanceFactory.GetLambdaExpressions(this.CurrentConnectionConfig);
//master
var shortName1 = joinExpression1.Parameters[0].Name;
var sqlObj1 = joinQueryable1.ToSql();
string sql1 = sqlObj1.Key;
UtilMethods.RepairReplicationParameters(ref sql1, sqlObj1.Value.ToArray(), 0, "Join");
queryable.QueryBuilder.EntityName = sqlBuilder.GetPackTable(sql1, shortName1); ;
queryable.QueryBuilder.Parameters.AddRange(sqlObj1.Value);
//join table 1
var shortName2 = joinExpression1.Parameters[1].Name;
var sqlObj2 = joinQueryable2.ToSql();
string sql2 = sqlObj2.Key;
UtilMethods.RepairReplicationParameters(ref sql2, sqlObj2.Value.ToArray(), 1, "Join");
queryable.QueryBuilder.Parameters.AddRange(sqlObj2.Value);
var exp = queryable.QueryBuilder.GetExpressionValue(joinExpression1, ResolveExpressType.WhereMultiple);
queryable.QueryBuilder.JoinQueryInfos.Add(new JoinQueryInfo() { JoinIndex = 0, JoinType = joinType1, JoinWhere = exp.GetResultString(), TableName = sqlBuilder.GetPackTable(sql2, shortName2) });
//join table 2
var shortName3 = joinExpression1.Parameters[2].Name;
var sqlObj3 = joinQueryable3.ToSql();
string sql3 = sqlObj3.Key;
UtilMethods.RepairReplicationParameters(ref sql3, sqlObj3.Value.ToArray(), 2, "Join");
queryable.QueryBuilder.Parameters.AddRange(sqlObj3.Value);
var exp2 = queryable.QueryBuilder.GetExpressionValue(joinExpression2, ResolveExpressType.WhereMultiple);
queryable.QueryBuilder.JoinQueryInfos.Add(new JoinQueryInfo() { JoinIndex = 1, JoinType = joinType2, JoinWhere = exp2.GetResultString(), TableName = sqlBuilder.GetPackTable(sql3, shortName3) });
return queryable;
}
#endregion
public virtual ISugarQueryable<T> UnionAll<T>(params ISugarQueryable<T>[] queryables) where T : class, new()

8
Src/Asp.Net/SqlSugar/Interface/ISqlSugarClient.cs
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@@ -102,6 +102,14 @@ namespace SqlSugar
ISugarQueryable<T, T2> Queryable<T, T2>(ISugarQueryable<T> joinQueryable1, ISugarQueryable<T2> joinQueryable2, JoinType joinType, Expression<Func<T, T2, bool>> joinExpression)
where T : class, new()
where T2 : class, new();
ISugarQueryable<T, T2, T3> Queryable<T, T2, T3>(ISugarQueryable<T> joinQueryable1, ISugarQueryable<T2> joinQueryable2, ISugarQueryable<T3> joinQueryable3,
JoinType joinType1, Expression<Func<T, T2, bool>> joinExpression1,
JoinType joinType2, Expression<Func<T, T2, bool>> joinExpression2)
where T: class, new()
where T2 : class, new()
where T3 : class, new();
ISugarQueryable<T> Queryable<T>();
ISugarQueryable<T> Queryable<T>(ISugarQueryable<T> queryable) where T : class, new();
ISugarQueryable<T> Queryable<T>(string shortName);

12
Src/Asp.Net/SqlSugar/SqlSugarClient.cs
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@@ -307,6 +307,18 @@ namespace SqlSugar
return this.Context.Queryable(joinQueryable1, joinQueryable2, joinType, joinExpression);
}
public ISugarQueryable<T, T2, T3> Queryable<T, T2,T3>(ISugarQueryable<T> joinQueryable1, ISugarQueryable<T2> joinQueryable2, ISugarQueryable<T3> joinQueryable3,
JoinType joinType1, Expression<Func<T, T2, bool>> joinExpression1,
JoinType joinType2, Expression<Func<T, T2, bool>> joinExpression2)
where T : class, new()
where T2 : class, new()
where T3 : class, new()
{
return this.Context.Queryable(joinQueryable1, joinQueryable2,joinQueryable3, joinType1, joinExpression1,joinType2,joinExpression2);
}
public ISugarQueryable<T> Queryable<T>()
{
return this.Context.Queryable<T>();