private void GenerateRelationship(IForeignKey foreignKey, bool useDataAnnotations, IndentedStringBuilder sb)
{
var canUseDataAnnotations = true;
var annotations = AnnotationCodeGenerator
.FilterIgnoredAnnotations(foreignKey.GetAnnotations())
.ToDictionary(a => a.Name, a => a);
AnnotationCodeGenerator.RemoveAnnotationsHandledByConventions(foreignKey, annotations);
var lines = new List <string>
{
$".{nameof(EntityTypeBuilder.HasOne)}("
+ (foreignKey.DependentToPrincipal != null ? $"d => d.{EntityTypeTransformationService.TransformNavPropertyName(foreignKey.DependentToPrincipal?.Name, foreignKey.PrincipalToDependent?.DeclaringType.Name)}" : null)
+ ")",
$".{(foreignKey.IsUnique ? nameof(ReferenceNavigationBuilder.WithOne) : nameof(ReferenceNavigationBuilder.WithMany))}"
+ "("
+ (foreignKey.PrincipalToDependent != null ? $"p => p.{EntityTypeTransformationService.TransformNavPropertyName(foreignKey.PrincipalToDependent?.Name, foreignKey.DependentToPrincipal?.DeclaringType.Name)}" : null)
+ ")"
};
if (!foreignKey.PrincipalKey.IsPrimaryKey())
{
canUseDataAnnotations = false;
lines.Add(
$".{nameof(ReferenceReferenceBuilder.HasPrincipalKey)}"
+ (foreignKey.IsUnique ? $"<{EntityTypeTransformationService.TransformPropertyName(((ITypeBase)foreignKey.PrincipalEntityType).DisplayName(), "")}>" : "")
+ $"(p => {GenerateLambdaToKey(foreignKey.PrincipalKey.Properties, "p", EntityTypeTransformationService.TransformNavPropertyName)})");
}
lines.Add(
$".{nameof(ReferenceReferenceBuilder.HasForeignKey)}"
+ (foreignKey.IsUnique ? $"<{GetEntityTypeName(foreignKey.PrincipalEntityType, EntityTypeTransformationService.TransformTypeEntityName(((ITypeBase)foreignKey.DeclaringEntityType).DisplayName()))}>" : "")
+ $"(d => {GenerateLambdaToKey(foreignKey.Properties, "d", EntityTypeTransformationService.TransformPropertyName)})");
var defaultOnDeleteAction = foreignKey.IsRequired
? DeleteBehavior.Cascade
: DeleteBehavior.ClientSetNull;
if (foreignKey.DeleteBehavior != defaultOnDeleteAction)
{
canUseDataAnnotations = false;
lines.Add(
$".{nameof(ReferenceReferenceBuilder.OnDelete)}({CSharpHelper.Literal(foreignKey.DeleteBehavior)})");
}
if (!string.IsNullOrEmpty((string)foreignKey[RelationalAnnotationNames.Name]))
{
canUseDataAnnotations = false;
}
lines.AddRange(
AnnotationCodeGenerator.GenerateFluentApiCalls(foreignKey, annotations).Select(m => CSharpHelper.Fragment(m))
.Concat(GenerateAnnotations(annotations.Values)));
if (!useDataAnnotations ||
!canUseDataAnnotations)
{
AppendMultiLineFluentApi(foreignKey.DeclaringEntityType, lines, sb);
}
}
private void GenerateInversePropertyAttribute(INavigation navigation)
{
if (navigation.ForeignKey.PrincipalKey.IsPrimaryKey())
{
var inverseNavigation = navigation.Inverse;
if (inverseNavigation != null)
{
// TODO: Resolve TransformNavPropertyName() method
NavEntityPropertyInfo navEntityPropertyInfo = ResolvingNamesService.ResolvingName(navigation);
var foreignKeyAttribute = new AttributeWriter(nameof(ForeignKeyAttribute));
var inversePropertyAttribute = new AttributeWriter(nameof(InversePropertyAttribute));
var propertyName = EntityTypeTransformationService.TransformNavPropertyName(navEntityPropertyInfo.FieldName, navEntityPropertyInfo.ForeginEntityName, navEntityPropertyInfo.EntityName, inverseNavigation.Name, navigation.DeclaringType.Name, navEntityPropertyInfo.PropertyIsNullable);
inversePropertyAttribute.AddParameter(
!navigation.DeclaringEntityType.GetPropertiesAndNavigations().Any(
m => m.Name == inverseNavigation.DeclaringEntityType.Name ||
EntityTypeTransformationService.TransformNavPropertyName(navEntityPropertyInfo.FieldName, navEntityPropertyInfo.ForeginEntityName, navEntityPropertyInfo.EntityName, m.Name, navigation.TargetEntityType.Name, navEntityPropertyInfo.PropertyIsNullable)
== EntityTypeTransformationService.TransformNavPropertyName(navEntityPropertyInfo.FieldName, navEntityPropertyInfo.ForeginEntityName, navEntityPropertyInfo.EntityName, inverseNavigation.DeclaringEntityType.Name, navigation.TargetEntityType.Name, navEntityPropertyInfo.PropertyIsNullable))
? $"nameof({EntityTypeTransformationService.TransformTypeEntityName(inverseNavigation.DeclaringType.Name)}.{propertyName})"
: CSharpHelper.Literal(propertyName));
NavPropertyAnnotations.Add(new Dictionary <string, object>
{
{ "nav-property-annotation", inversePropertyAttribute }
});
}
}
}
private void GenerateForeignKeyAttribute(INavigation navigation)
{
if (navigation.IsOnDependent)
{
if (navigation.ForeignKey.PrincipalKey.IsPrimaryKey())
{
// TODO: Resolve TransformNavPropertyName() method
NavEntityPropertyInfo navEntityPropertyInfo = ResolvingNamesService.ResolvingName(navigation);
var foreignKeyAttribute = new AttributeWriter(nameof(ForeignKeyAttribute));
if (navigation.ForeignKey.Properties.Count > 1)
{
foreignKeyAttribute.AddParameter(
CSharpHelper.Literal(
string.Join(",", navigation.ForeignKey.Properties.Select(p => EntityTypeTransformationService.TransformNavPropertyName(navEntityPropertyInfo.FieldName, navEntityPropertyInfo.ForeginEntityName, navEntityPropertyInfo.EntityName, p.Name, p.ClrType.Name, navEntityPropertyInfo.PropertyIsNullable)))));
}
else
{
foreignKeyAttribute.AddParameter($"nameof({EntityTypeTransformationService.TransformNavPropertyName(navEntityPropertyInfo.FieldName, navEntityPropertyInfo.ForeginEntityName, navEntityPropertyInfo.EntityName, navigation.ForeignKey.Properties.First().Name, navigation.ForeignKey.Properties.First().ClrType.Name, navEntityPropertyInfo.PropertyIsNullable)})");
}
NavPropertyAnnotations.Add(new Dictionary <string, object>
{
{ "nav-property-annotation", foreignKeyAttribute }
});
}
}
}
private void GenerateRelationship(IForeignKey foreignKey, bool useDataAnnotations, IndentedStringBuilder sb)
{
var canUseDataAnnotations = true;
var annotations = foreignKey.GetAnnotations().ToList();
var lines = new List <string>
{
$".{nameof(EntityTypeBuilder.HasOne)}(" + (foreignKey.DependentToPrincipal != null ? $"d => d.{EntityTypeTransformationService.TransformNavPropertyName(foreignKey.DependentToPrincipal?.Name, foreignKey.PrincipalToDependent?.DeclaringType.Name)}" : null) + ")",
$".{(foreignKey.IsUnique ? nameof(ReferenceNavigationBuilder.WithOne) : nameof(ReferenceNavigationBuilder.WithMany))}"
+ $"(" + (foreignKey.PrincipalToDependent != null ? $"p => p.{EntityTypeTransformationService.TransformNavPropertyName(foreignKey.PrincipalToDependent?.Name, foreignKey.DependentToPrincipal?.DeclaringType.Name)}" : null) + ")"
};
if (!foreignKey.PrincipalKey.IsPrimaryKey())
{
canUseDataAnnotations = false;
lines.Add(
$".{nameof(ReferenceReferenceBuilder.HasPrincipalKey)}"
+ (foreignKey.IsUnique ? $"<{EntityTypeTransformationService.TransformPropertyName(((ITypeBase)foreignKey.PrincipalEntityType).DisplayName(), "")}>" : "")
+ $"(p => {GenerateLambdaToKey(foreignKey.PrincipalKey.Properties, "p", EntityTypeTransformationService.TransformNavPropertyName)})");
}
lines.Add(
$".{nameof(ReferenceReferenceBuilder.HasForeignKey)}"
+ (foreignKey.IsUnique ? $"<{GetEntityTypeName(foreignKey.PrincipalEntityType, EntityTypeTransformationService.TransformTypeEntityName(((ITypeBase)foreignKey.DeclaringEntityType).DisplayName()))}>" : "")
+ $"(d => {GenerateLambdaToKey(foreignKey.Properties, "d", EntityTypeTransformationService.TransformPropertyName)})");
var defaultOnDeleteAction = foreignKey.IsRequired
? DeleteBehavior.Cascade
: DeleteBehavior.ClientSetNull;
if (foreignKey.DeleteBehavior != defaultOnDeleteAction)
{
canUseDataAnnotations = false;
lines.Add(
$".{nameof(ReferenceReferenceBuilder.OnDelete)}" +
$"({CSharpHelper.Literal(foreignKey.DeleteBehavior)})");
}
if (!string.IsNullOrEmpty((string)foreignKey[RelationalAnnotationNames.Name]))
{
canUseDataAnnotations = false;
lines.Add(
$".HasConstraintName" +
$"({CSharpHelper.Literal(foreignKey.GetConstraintName())})");
RemoveAnnotation(ref annotations, RelationalAnnotationNames.Name);
}
var annotationsToRemove = new List <IAnnotation>();
foreach (var annotation in annotations)
{
if (annotation.Value == null ||
AnnotationCodeGenerator.IsHandledByConvention(foreignKey, annotation))
{
annotationsToRemove.Add(annotation);
}
else
{
var methodCall = AnnotationCodeGenerator.GenerateFluentApi(foreignKey, annotation);
if (methodCall != null)
{
canUseDataAnnotations = false;
lines.Add(CSharpHelper.Fragment(methodCall));
annotationsToRemove.Add(annotation);
}
}
}
lines.AddRange(GenerateAnnotations(annotations.Except(annotationsToRemove)));
if (!useDataAnnotations ||
!canUseDataAnnotations)
{
AppendMultiLineFluentApi(foreignKey.DeclaringEntityType, lines, sb);
}
}
