/// <summary>
/// The Compare.
/// </summary>
/// <param name="term">The term<see cref="FilterTerm"/>.</param>
/// <returns>The <see cref="bool"/>.</returns>
public bool Compare(FilterTerm term)
{
if (RubricName != term.RubricName)
{
return(false);
}
if (!Value.Equals(term.Value))
{
return(false);
}
if (!Operand.Equals(term.Operand))
{
return(false);
}
if (!Stage.Equals(term.Stage))
{
return(false);
}
if (!Logic.Equals(term.Logic))
{
return(false);
}
return(true);
}
/// <summary>
/// The Clone.
/// </summary>
/// <returns>The <see cref="object"/>.</returns>
public object Clone()
{
FilterTerm clone = (FilterTerm)this.MemberwiseClone();
clone.FilterRubric = FilterRubric;
return(clone);
}
/// <summary>
/// The Clone.
/// </summary>
/// <param name="value">The value<see cref="object"/>.</param>
/// <returns>The <see cref="FilterTerm"/>.</returns>
public FilterTerm Clone(object value)
{
FilterTerm clone = (FilterTerm)this.MemberwiseClone();
clone.FilterRubric = FilterRubric;
clone.Value = value;
return(clone);
}
private Expression <Func <IFigure, bool> > CaseConditioner(FilterTerm fc, Expression <Func <IFigure, bool> > ex)
{
if (fc.Value != null)
{
object Value = fc.Value;
OperandType Operand = fc.Operand;
if (Operand != OperandType.Like && Operand != OperandType.NotLike)
{
switch (Operand)
{
case OperandType.Equal:
ex = (r => r[fc.FilterRubric.FieldId] != null ?
fc.FilterRubric.RubricType == typeof(IUnique) ||
fc.FilterRubric.RubricType == typeof(string) ||
fc.FilterRubric.RubricType == typeof(DateTime) ?
r[fc.FilterRubric.FieldId].ComparableUInt64(fc.FilterRubric.RubricType)
.Equals(Value.ComparableUInt64(fc.FilterRubric.RubricType)) :
r[fc.FilterRubric.FieldId].ComparableDouble(fc.FilterRubric.RubricType)
.Equals(Value.ComparableDouble(fc.FilterRubric.RubricType)) :
false);
break;
case OperandType.EqualOrMore:
ex = (r => r[fc.FilterRubric.FieldId] != null ?
fc.FilterRubric.RubricType == typeof(IUnique) ||
fc.FilterRubric.RubricType == typeof(string) ||
fc.FilterRubric.RubricType == typeof(DateTime) ?
r[fc.FilterRubric.FieldId].ComparableUInt64(fc.FilterRubric.RubricType)
>=
(Value.ComparableUInt64(fc.FilterRubric.RubricType)) :
r[fc.FilterRubric.FieldId].ComparableDouble(fc.FilterRubric.RubricType)
>=
(Value.ComparableDouble(fc.FilterRubric.RubricType)) : false);
break;
case OperandType.More:
ex = (r => r[fc.FilterRubric.FieldId] != null ?
fc.FilterRubric.RubricType == typeof(IUnique) ||
fc.FilterRubric.RubricType == typeof(string) ||
fc.FilterRubric.RubricType == typeof(DateTime) ?
r[fc.FilterRubric.FieldId].ComparableUInt64(fc.FilterRubric.RubricType)
>
(Value.ComparableUInt64(fc.FilterRubric.RubricType)) :
r[fc.FilterRubric.FieldId].ComparableDouble(fc.FilterRubric.RubricType)
>
(Value.ComparableDouble(fc.FilterRubric.RubricType)) : false);
break;
case OperandType.EqualOrLess:
ex = (r => r[fc.FilterRubric.FieldId] != null ?
fc.FilterRubric.RubricType == typeof(IUnique) ||
fc.FilterRubric.RubricType == typeof(string) ||
fc.FilterRubric.RubricType == typeof(DateTime) ?
r[fc.FilterRubric.FieldId].ComparableUInt64(fc.FilterRubric.RubricType)
<=
(Value.ComparableUInt64(fc.FilterRubric.RubricType)) :
r[fc.FilterRubric.FieldId].ComparableDouble(fc.FilterRubric.RubricType)
<=
(Value.ComparableDouble(fc.FilterRubric.RubricType)) : false);
break;
case OperandType.Less:
ex = (r => r[fc.FilterRubric.FieldId] != null ?
fc.FilterRubric.RubricType == typeof(IUnique) ||
fc.FilterRubric.RubricType == typeof(string) ||
fc.FilterRubric.RubricType == typeof(DateTime) ?
r[fc.FilterRubric.FieldId].ComparableUInt64(fc.FilterRubric.RubricType)
<
(Value.ComparableUInt64(fc.FilterRubric.RubricType)) :
r[fc.FilterRubric.FieldId].ComparableDouble(fc.FilterRubric.RubricType)
<
(Value.ComparableDouble(fc.FilterRubric.RubricType)) : false);
break;
default:
break;
}
}
else if (Operand != OperandType.NotLike)
{
ex = (r => r[fc.FilterRubric.FieldId] != null ?
Convert.ChangeType(r[fc.FilterRubric.FieldId], fc.FilterRubric.RubricType).ToString()
.Contains(Convert.ChangeType(Value, fc.FilterRubric.RubricType).ToString()) :
false);
}
else
{
ex = (r => r[fc.FilterRubric.FieldId] != null ?
!Convert.ChangeType(r[fc.FilterRubric.FieldId], fc.FilterRubric.RubricType).ToString()
.Contains(Convert.ChangeType(Value, fc.FilterRubric.RubricType).ToString()) :
false);
}
}
return(ex);
}
