private RatingTypeInfo GetOrCreateRatingTypeInfo(ResourceType ratingType)
{
if (_rateDictionary.TryGetValue(ratingType, out var info))
{
return(info);
}
return(_rateDictionary[ratingType] = new RatingTypeInfo());
}
// APIs to get the state of an entity at a specific point in time
/*
* [HttpGet("/api/Exhibits/{id}/History/{timestamp}")]
* public Task<IActionResult> GetExhibitVersion(int id, DateTimeOffset timestamp) =>
* GetVersionAsync<Exhibit>(ResourceType.Exhibit, id, timestamp);
*
* [HttpGet("/api/Exhibits/Pages/{id}/History/{timestamp}")]
* public Task<IActionResult> GetExhibitPageVersion(int id, DateTimeOffset timestamp) =>
* GetVersionAsync<ExhibitPage>(ResourceType.ExhibitPage, id, timestamp);
*
* [HttpGet("/api/Media/{id}/History/{timestamp}")]
* public Task<IActionResult> GetMediaVersion(int id, DateTimeOffset timestamp) =>
* GetVersionAsync<MediaElement>(ResourceType.Media, id, timestamp);
*
* [HttpGet("/api/Routes/{id}/History/{timestamp}")]
* public Task<IActionResult> GetRouteVersion(int id, DateTimeOffset timestamp) =>
* GetVersionAsync<Route>(ResourceType.Route, id, timestamp);
*
* [HttpGet("/api/Tags/{id}/History/{timestamp}")]
* public Task<IActionResult> GetTagVersion(int id, DateTimeOffset timestamp) =>
* GetVersionAsync<Route>(ResourceType.Tag, id, timestamp);
*/
// Private helper methods
private async Task <IActionResult> GetSummaryAsync(ResourceType type, int id)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (!UserPermissions.IsAllowedToGetHistory(User.Identity, _entityIndex.Owner(type, id)))
{
return(Forbid());
}
var summary = await HistoryUtil.GetSummaryAsync(_eventStore.EventStream, (type, id));
return(Ok(summary));
}
public int NextId(ResourceType entityType)
{
var info = GetOrCreateRatingTypeInfo(entityType);
return(++info.MaximumId);
}
public double Average(ResourceType res, int id)
{
return(GetOrCreateRatingTypeInfo(res).Ratings.TryGetValue(id, out var t) ? t.AverageRate : 0);
}
public Dictionary <int, int> Table(ResourceType res, int id)
{
return(GetOrCreateRatingTypeInfo(res).Ratings.TryGetValue(id, out var t) ? t.GetRatingTable() : null);
}
/// <summary>
/// Number of user rating`s
/// </summary>
public int Count(ResourceType res, int id)
{
return(GetOrCreateRatingTypeInfo(res).Ratings.TryGetValue(id, out var t) ? t.NumberRates : 0);
}
