internal IEnumerable <Controller> CreateControllers()
{
return(Document.Paths
.SelectMany(path => path.Value
.Select(operation => new
{
Tag = operation.Value.Tags.First(), // dismiss further tags?!
Operation = CreateOperation(path.Key.ToString(), operation.Key, operation.Value)
}))
.GroupBy(a => a.Tag, a => a.Operation, (tag, operations1) => new { Tag = tag, Operations = operations1 })
.LeftJoin(Document.Tags ?? Enumerable.Empty <SwaggerTag>(), a => a.Tag, tag => tag.Name, (a, tag) => new Controller()
{
Name = a.Tag,
Description = tag?.Description,
Host = $"{Document.Schemes.Select(scheme => scheme.ToString().ToLower()).LastOrDefault() ?? "http"}://{Document.Host}{(Document.BasePath == "/" ? "" : Document.BasePath)}",
Operations = a.Operations.ToList()
}));
}