public async Task WriteCahce(HttpRequest httpRequest)
{
// Create dictionaries for saving
var cacheText = new Dictionary <string, object>();
var cachePhotos = new Dictionary <string, object>();
var language = httpRequest.Headers["Accept-Language"];
// Getting path for cahce saving
var path = GetPathToTextCache(language);
var photosCachePath = GetPathToPhotosCache();
var halls = await _hallsService.GetAllAsync(httpRequest);
WriteHallsAsync(halls, cacheText, cachePhotos, language);
foreach (var hall in halls)
{
var hallFromDB = await _hallsService.GetAsync(httpRequest, hall.Id);
WriteHallAsync(hallFromDB, cacheText, cachePhotos, language);
foreach (var stand in hallFromDB.Stands)
{
var standFromDB = await _standsService.GetAsync(httpRequest, hallFromDB.Id, stand.Id);
WriteStandAsync(standFromDB, cacheText, cachePhotos, language);
foreach (var exhibit in standFromDB.Exhibits)
{
var exhibitFromDB = await _exhibitsService.GetAsync(httpRequest, hallFromDB.Id, stand.Id, exhibit.Id);
WriteExhibitAsync(exhibitFromDB, cacheText, cachePhotos, language);
}
}
}
var json = $"version:{GetVersion(path) + 1}{Environment.NewLine}";
json += JsonConvert.SerializeObject(cacheText, Formatting.Indented);
using (TextWriter tw = new StreamWriter(path))
{
tw.WriteLine(json);
};
if (!_isPhotosSaved)
{
json = $"version:{GetVersion(photosCachePath) + 1}{Environment.NewLine}";
json += JsonConvert.SerializeObject(cachePhotos, Formatting.Indented);
using (TextWriter tw = new StreamWriter(photosCachePath))
{
tw.WriteLine(json);
};
_isPhotosSaved = true;
}
}
public async Task <IActionResult> GetAsync(string id, int?hash)
{
id.ValidateId();
var hall = await _hallsService.GetAsync(Request, id);
if (hall == null)
{
return(NotFound());
}
if (hash != null)
{
if (_compareService.IsEquals(hash.GetValueOrDefault(), hall))
{
return(NoContent());
}
}
return(Ok(hall));
}