/// <summary>
/// Makes a column an Identity column using the specified seed and increment values.
/// </summary>
/// <param name="expression">Column on which to apply the identity.</param>
/// <param name="seed">Starting value of the identity.</param>
/// <param name="increment">Increment value of the identity.</param>
/// <returns></returns>
public static TNext Identity <TNext, TNextFk>(this IColumnOptionSyntax <TNext, TNextFk> expression,
int seed, int increment) where TNext : IFluentSyntax where TNextFk : IFluentSyntax
{
ISupportAdditionalFeatures castColumn = GetColumn(expression);
castColumn.AddAdditionalFeature(IdentitySeed, seed);
castColumn.AddAdditionalFeature(IdentityIncrement, increment);
return(expression.Identity());
}
private static TNext SetIdentity <TNext, TNextFk>(
IColumnOptionSyntax <TNext, TNextFk> expression,
object seed,
int increment,
ISupportAdditionalFeatures castColumn)
where TNext : IFluentSyntax where TNextFk : IFluentSyntax
{
return(expression.Identity());
}
private static TNext SetIdentity <TNext, TNextFk>(IColumnOptionSyntax <TNext, TNextFk> expression, PostgresGenerationType?generation, PostgresIdentityModificationType modificationType, ISupportAdditionalFeatures castColumn)
where TNext : IFluentSyntax
where TNextFk : IFluentSyntax
{
if (generation.HasValue)
{
castColumn.AdditionalFeatures[IdentityGeneration] = generation;
}
castColumn.AdditionalFeatures[IdentityModificationType] = modificationType;
return(expression.Identity());
}
private static TNext SetIdentity <TNext, TNextFk>(
IColumnOptionSyntax <TNext, TNextFk> expression,
OracleGenerationType generation,
long?startWith,
int?incrementBy,
long?minValue,
long?maxValue,
ISupportAdditionalFeatures castColumn)
where TNext : IFluentSyntax where TNextFk : IFluentSyntax
{
castColumn.AdditionalFeatures[IdentityGeneration] = generation;
castColumn.AdditionalFeatures[IdentityStartWith] = startWith;
castColumn.AdditionalFeatures[IdentityIncrementBy] = incrementBy;
castColumn.AdditionalFeatures[IdentityMinValue] = minValue;
castColumn.AdditionalFeatures[IdentityMaxValue] = maxValue;
return(expression.Identity());
}
public static void ApplyColumnOptions <TNext, TNextFk>(IColumnOptionSyntax <TNext, TNextFk> builder, ColumnProperty columnProperty, object defaultValue)
where TNext : IFluentSyntax
where TNextFk : IFluentSyntax
{
if (defaultValue != null)
{
builder.WithDefaultValue(defaultValue);
}
if (columnProperty.IsSelected(ColumnProperty.Identity))
{
builder.Identity();
}
if (columnProperty.IsSelected(ColumnProperty.PrimaryKey))
{
builder.PrimaryKey();
}
if (columnProperty.IsSelected(ColumnProperty.Unsigned))
{
// Not supported, but is included in PrimaryKeyWithIdentity, and so it can't throw a NotSupportedException
}
if (columnProperty.IsSelected(ColumnProperty.Unique))
{
builder.Unique();
}
if (columnProperty.IsSelected(ColumnProperty.ForeignKey))
{
builder.ForeignKey();
}
if (columnProperty.IsSelected(ColumnProperty.NotNull))
{
builder.NotNullable();
}
else
{
builder.Nullable();
}
}