public FSSubQuery(FSUtil util)
{
_util = util;
Relations = new FSSubQueryList <TFSSubEntity, TFSEntity>(_util);
Conditions = new FSQueryList <TFSSubEntity>(_util);
}
public string Exists <TFSSubEntity>(
Expression <Func <TFSSubEntity, object> > from = null,
FSSubQueryList <TFSSubEntity, TFSEntity> relations = null,
FSQueryList <TFSSubEntity> conditions = null
) where TFSSubEntity : class, IDevFrameworkDataObject
{
return(SubQuery(" EXISTS ", () => new FSSubQuery <TFSEntity, TFSSubEntity>(
FSUtil,
from: from,
relations: relations,
conditions: conditions
).ToString()));
}
public string Like <TFSSubEntity>(Expression <Func <TFSEntity, object> > prop, Expression <Func <TFSSubEntity, object> > field = null,
Expression <Func <TFSSubEntity, object> > from = null,
string alias = null,
FSSubQueryList <TFSSubEntity, TFSEntity> relations = null,
FSQueryList <TFSSubEntity> conditions = null)
where TFSSubEntity : class, IDevFrameworkDataObject
{
return(SubQuery($" {Entity.Prop(prop)} LIKE ", () => new FSSubQuery <TFSEntity, TFSSubEntity>(
FSUtil,
field: field,
fieldModifier: x => $"{x} + '%'",
from: from,
alias: alias,
relations: relations,
conditions: conditions
).ToString()));
}
public string In <TFSSubEntity>(
Expression <Func <TFSEntity, object> > prop,
Expression <Func <TFSSubEntity, object> > field = null,
Expression <Func <TFSSubEntity, object> > from = null,
string alias = null,
FSSubQueryList <TFSSubEntity, TFSEntity> relations = null,
FSQueryList <TFSSubEntity> conditions = null
) where TFSSubEntity : class, IDevFrameworkDataObject
{
return(SubQuery($" {Entity.Prop(prop)} IN ", () => new FSSubQuery <TFSEntity, TFSSubEntity>(
FSUtil,
field,
from,
alias,
relations,
conditions
).ToString()));
}
public FSSubQuery(
FSUtil util,
Expression <Func <TFSSubEntity, object> > field = null,
Expression <Func <TFSSubEntity, object> > from = null,
string alias = null,
FSSubQueryList <TFSSubEntity, TFSEntity> relations = null,
FSQueryList <TFSSubEntity> conditions = null,
Func <string, string> fieldModifier = null
) : this(util)
{
_util = util;
if (field != null)
{
FieldExpr = field;
}
if (fieldModifier != null)
{
FieldModifier = fieldModifier;
}
if (from != null)
{
FromExpr = from;
}
if (alias != null)
{
Alias = alias;
}
if (relations != null)
{
Relations = relations;
}
if (conditions != null)
{
Conditions = conditions;
}
}
