public IHttpActionResult GetTAF([FromBody] SearchArgs args)
{
try {
return(Ok(args.Search <TAF>()));
} catch (Exception ex) {
return(InternalServerError(ex));
}
}
private Document[] Search(SearchArgs args, out bool fromCache)
{
Document[] list = null;
fromCache = false;
// Compute the hash and check if it exists
var hash = args.MD5Sum();
var appData = GetAppData();
foreach (var f in appData.GetFiles())
{
if (f.LastWriteTime < DateTime.Now.AddDays(-1))
{
f.Delete();
}
}
var file = new FileInfo(Path.Combine(appData.FullName, hash + ".json"));
if (file.Exists)
{
var found = CachedSearch <Document[]> .FromFile(file);
if (found.IsValid)
{
// Mark the respnse as cached and return those documents.
fromCache = true;
list = found.Value;
}
else
{
// Remove the results if no longer valid.
file.Delete();
}
}
if (list == null)
{
list = args.Search();
if (list.Length != 0)
{
var cached = new CachedSearch <Document[]>()
{
Value = list,
MD5Sum = args.MD5Sum(),
Timestamp = list.First().Timestamp
};
cached.Write(file);
}
}
return(list);
}