private void GenerateKey(IKey key, IEntityType entityType, bool useDataAnnotations)
{
if (key == null)
{
var line = new List <string>
{
$".{nameof(EntityTypeBuilder.HasNoKey)}()"
};
this.AppendMultiLineFluentApi(entityType, line);
return;
}
var annotations = key.GetAnnotations().ToList();
var explicitName = key.GetName() != key.GetDefaultName();
RemoveAnnotation(ref annotations, RelationalAnnotationNames.Name);
if (key.Properties.Count == 1 &&
annotations.Count == 0)
{
if (key is Key concreteKey &&
key.Properties.SequenceEqual(
KeyDiscoveryConvention.DiscoverKeyProperties(
concreteKey.DeclaringEntityType,
concreteKey.DeclaringEntityType.GetProperties())))
{
return;
}
if (!explicitName &&
useDataAnnotations)
{
return;
}
}
var lines = new List <string>
{
$".{nameof(EntityTypeBuilder.HasKey)}(e => {GenerateLambdaToKey(key.Properties, "e")})"
};
if (explicitName)
{
lines.Add(
$".{nameof(RelationalKeyBuilderExtensions.HasName)}" +
$"({this._code.Literal(key.GetName())})");
}
var annotationsToRemove = new List <IAnnotation>();
foreach (var annotation in annotations)
{
if (annotation.Value == null ||
this._annotationCodeGenerator.IsHandledByConvention(key, annotation))
{
annotationsToRemove.Add(annotation);
}
else
{
var methodCall = this._annotationCodeGenerator.GenerateFluentApi(key, annotation);
if (methodCall != null)
{
lines.Add(this._code.Fragment(methodCall));
annotationsToRemove.Add(annotation);
}
}
}
lines.AddRange(this.GenerateAnnotations(annotations.Except(annotationsToRemove)));
this.AppendMultiLineFluentApi(key.DeclaringEntityType, lines);
}
private void GenerateKey(IKey key, IEntityType entityType, bool useDataAnnotations, IndentedStringBuilder sb)
{
if (key == null)
{
if (!useDataAnnotations)
{
var line = new List <string> {
$".{nameof(EntityTypeBuilder.HasNoKey)}()"
};
AppendMultiLineFluentApi(entityType, line, sb);
}
return;
}
var annotations = AnnotationCodeGenerator
.FilterIgnoredAnnotations(key.GetAnnotations())
.ToDictionary(a => a.Name, a => a);
AnnotationCodeGenerator.RemoveAnnotationsHandledByConventions(key, annotations);
var explicitName = key.GetName() != key.GetDefaultName();
annotations.Remove(RelationalAnnotationNames.Name);
if (key.Properties.Count == 1 &&
annotations.Count == 0)
{
if (key is Key concreteKey &&
key.Properties.SequenceEqual(
KeyDiscoveryConvention.DiscoverKeyProperties(
concreteKey.DeclaringEntityType,
concreteKey.DeclaringEntityType.GetProperties())))
{
return;
}
if (!explicitName &&
useDataAnnotations)
{
return;
}
}
var lines = new List <string>
{
$".{nameof(EntityTypeBuilder.HasKey)}(e => {GenerateLambdaToKey(key.Properties, "e", EntityTypeTransformationService.TransformPropertyName)})"
};
if (explicitName)
{
lines.Add(
$".{nameof(RelationalKeyBuilderExtensions.HasName)}" +
$"({CSharpHelper.Literal(key.GetName())})");
}
lines.AddRange(
AnnotationCodeGenerator.GenerateFluentApiCalls(key, annotations).Select(m => CSharpHelper.Fragment(m))
.Concat(GenerateAnnotations(annotations.Values)));
AppendMultiLineFluentApi(key.DeclaringEntityType, lines, sb);
}
/// <summary> /// Returns the key constraint name for this key for a particular table. /// </summary> /// <param name="key"> The key. </param> /// <param name="storeObject"> The identifier of the containing store object. </param> /// <returns> The key constraint name for this key. </returns> public static string GetName([NotNull] this IKey key, StoreObjectIdentifier storeObject) => (string)key[RelationalAnnotationNames.Name] ?? key.GetDefaultName(storeObject);
/// <summary> /// Returns the key constraint name for this key. /// </summary> /// <param name="key"> The key. </param> /// <returns> The key constraint name for this key. </returns> public static string GetName([NotNull] this IKey key) => (string)key[RelationalAnnotationNames.Name] ?? key.GetDefaultName();
/// <summary>
/// Returns the key constraint name for this key for a particular table.
/// </summary>
/// <param name="key"> The key. </param>
/// <param name="tableName"> The table name. </param>
/// <param name="schema"> The schema. </param>
/// <returns> The key constraint name for this key. </returns>
public static string GetName(
[NotNull] this IKey key,
[NotNull] string tableName,
[CanBeNull] string schema)
=> (string)key[RelationalAnnotationNames.Name]
?? key.GetDefaultName(tableName, schema);