public TelemetryController(
ISatnogsDbApi satnogsDbApi,
ISatnogsNetworkApi satnogsNetworkApi,
IMemoryCache memoryCache,
ApplicationSettings settings)
{
this.satnogsDbApi = satnogsDbApi;
this.satnogsNetworkApi = satnogsNetworkApi;
this.memoryCache = memoryCache;
this.settings = settings;
}
public static async Task <List <TelemetryEntry> > GetAllTelemetry(this ISatnogsDbApi satnogsApi, int satelliteId, int maxPages = 1024, int concurrentPages = 16)
{
List <TelemetryEntry> telemetry = new List <TelemetryEntry>();
for (int i = 1; i < maxPages; i += concurrentPages)
{
var tasks = new List <Task <List <TelemetryEntry> > >();
for (int j = 0; j < concurrentPages; j++)
{
var task = satnogsApi.GetTelemetry(satelliteId, i + j);
tasks.Add(task);
}
bool end = false;
foreach (var task in tasks)
{
try
{
List <TelemetryEntry> telemetryPage = await task;
telemetry.AddRange(telemetryPage);
}
catch (Exception ex) when(ex.Message.Contains("404"))
{
end = true;
}
}
if (end)
{
break;
}
}
return(telemetry.GroupBy(t => t.Timestamp).Select(g => g.FirstOrDefault()).Where(t => t != null).ToList());
}
