public async Task <IActionResult> GetTopicsAsync()
{
var responseDocument = new JsonApiMultiResourceDocument();
var topics = await this.forumManager.FindAndIncludeTopicInfoAsync();
responseDocument.Data = topics.Select(x => JsonApiTopicInfoResource.Create(x) as IJsonApiResourceIdentifier).ToList();
responseDocument.Links = new JsonApiLinks {
Self = "/topics"
};
var includeQuery = this.Request.Query.FirstOrDefault(x => x.Key == "include");
if (!(includeQuery.Equals(default(KeyValuePair <string, StringValues>))))
{
var userDictionary = new Dictionary <ObjectId, JsonApiUserResource>();
var currentUser = await this.userManager.GetUserAsync(this.User);
foreach (var value in includeQuery.Value)
{
if (value == "owner")
{
foreach (JsonApiTopicInfoResource resource in responseDocument.Data)
{
if (resource.Relationships != null && resource.Relationships.Owner != null)
{
var userId = ObjectId.Parse(resource.Relationships.Owner.Data.Id);
if (!(userDictionary.ContainsKey(userId)))
{
var user = await this.userManager.FindByIdAsync(userId.ToString());
userDictionary[userId] = user.GetJsonApiResourceFor(currentUser) as JsonApiUserResource;
}
}
}
}
}
if (userDictionary.Count > 0)
{
if (responseDocument.Included is null)
{
responseDocument.Included = new List <IJsonApiResource>();
}
foreach (var value in userDictionary.Values)
{
responseDocument.Included.Add(value);
}
}
}
return(this.Ok(responseDocument));
}