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Add 'GetPublicAttributeName' to Context Graph #370

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merged 1 commit into from
Aug 8, 2018
Merged

Add 'GetPublicAttributeName' to Context Graph #370

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18 changes: 16 additions & 2 deletions src/JsonApiDotNetCore/Internal/ContextGraph.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ namespace JsonApiDotNetCore.Internal
public interface IContextGraph
{
/// <summary>
/// Gets the value of the navigation property, defined by the relationshipName,
/// Gets the value of the navigation property, defined by the relationshipName,
/// on the provided instance.
/// </summary>
/// <param name="resource">The resource instance</param>
Expand Down Expand Up @@ -42,6 +42,12 @@ public interface IContextGraph
/// </summary>
ContextEntity GetContextEntity(Type entityType);

/// <summary>
/// Get the public attribute name for a type based on the internal attribute name.
/// </summary>
/// <param name="internalAttributeName">The internal attribute name for a <see cref="Attr" />.</param>
string GetPublicAttributeName<TParent>(string internalAttributeName);

/// <summary>
/// Was built against an EntityFrameworkCore DbContext ?
/// </summary>
Expand Down Expand Up @@ -111,5 +117,13 @@ public string GetRelationshipName<TParent>(string relationshipName)
.SingleOrDefault(r => r.Is(relationshipName))
?.InternalRelationshipName;
}
}

public string GetPublicAttributeName<TParent>(string internalAttributeName)
{
return GetContextEntity(typeof(TParent))
.Attributes
.Single(a => a.InternalAttributeName == internalAttributeName)
.PublicAttributeName;
}
}
}