/// <summary>
/// Maps the next object from Dapper, from a list of fields.
/// </summary>
/// <typeparam name="TItemType">The item type to be mapped.</typeparam>
/// <param name="context">The context used to map object from Dapper.</param>
/// <param name="fieldNames">The GraphQL fields associated with the item.</param>
/// <param name="entityMapper">An optional entity mapper. This is used to map complex objects from Dapper mapping results.</param>
/// <returns>The mapped item.</returns>
public static TItemType Next <TItemType>(
this EntityMapContext context,
IEnumerable <string> fieldNames,
IEntityMapper <TItemType> entityMapper = null)
where TItemType : class
{
return(context.Next <TItemType>(
fieldNames,
(currentSelectionSet, selectionSet) => selectionSet,
entityMapper
));
}
/// <summary>
/// Maps the next object from Dapper.
/// </summary>
/// <typeparam name="TItemType">The item type to be mapped.</typeparam>
/// <param name="context">The context used to map object from Dapper.</param>
/// <param name="fieldName">The name of the GraphQL field associated with the item.</param>
/// <param name="entityMapper">An optional entity mapper. This is used to map complex objects from Dapper mapping results.</param>
/// <returns>The mapped item.</returns>
public static TItemType Next <TItemType>(
this EntityMapContext context,
string fieldName,
IEntityMapper <TItemType> entityMapper = null)
where TItemType : class
{
return(context.Next <TItemType>(
new[] { fieldName },
(currentSelectionSet, selectionSet) => currentSelectionSet[fieldName],
entityMapper
));
}
/// <summary>
/// Maps the next object from an inline fragment.
/// </summary>
/// <typeparam name="TItemType">The item type to be mapped.</typeparam>
/// <param name="context">The context used to map object from Dapper.</param>
/// <param name="fieldName">The GraphQL field that contains the inline fragment(s).</param>
/// <param name="entityMapper">An optional entity mapper. This is used to map complex objects from Dapper mapping results.</param>
/// <returns>The mapped item.</returns>
public static TItemType NextFragment <TItemType>(
this EntityMapContext context,
string fieldName,
IEntityMapper <TItemType> entityMapper = null)
where TItemType : class
{
return(context.Next <TItemType>(
new[] { fieldName },
(currentSelectionSet, selectionSet) => currentSelectionSet[fieldName]
.SelectionSet
.Selections
.OfType <InlineFragment>()
.Where(f => f.Type.Name == typeof(TItemType).Name)
.FirstOrDefault(),
entityMapper
));
}