public async Task <QrResponseModel> ScanQrAsync(string qrPath)
{
_logger.LogTrace($"{TAG} ScanQrAsync called with path: {qrPath}");
if (string.IsNullOrWhiteSpace(qrPath))
{
throw new ArgumentException("The path cannot be null or empty.");
}
var cacheKey = new QrCacheKey(qrPath);
var cachedResponse = await _cacheStore.GetAsync <QrResponseModel>(cacheKey);
if (cachedResponse != null)
{
_logger.LogTrace($"{TAG} Returning response found in cache.");
return(cachedResponse);
}
QrFileModel file = null;
try
{
file = await _provider.ProvideQrAsync(qrPath);
}
catch (Exception e)
{
_logger.LogError($"{TAG} Provider call failed. Reason: '{e.Message}'.");
throw;
}
QrResponseModel result = null;
try
{
result = await _client.PostQrAsync(file);
}
catch (Exception e)
{
_logger.LogError($"{TAG} QR api call failed. Reason: '{e.Message}'.");
throw;
}
await _cacheStore.AddAsync(cacheKey, result);
return(result);
}
public async Task <QrResponseModel> PostQrAsync(QrFileModel file)
{
_logger.LogTrace($"{TAG} PostQrAsync called with file: {file.Name}");
var byteContent = new ByteArrayContent(file.Content);
var content = new MultipartFormDataContent {
{ byteContent, "file", file.Name }
};
_logger.LogTrace($"{TAG} Calling api at address: '{API_URL}/read-qr-code/'");
var response = await _client.PostAsync($"{API_URL}/read-qr-code/", content);
_logger.LogDebug($"{TAG} Received response status code: {response.StatusCode}, reason phrase: {response.ReasonPhrase}");
response.EnsureSuccessStatusCode();
var json = await response.Content.ReadAsStringAsync();
var goQrResponse = JsonSerializer.Deserialize <GoQrResponse[]>(json);
return(ParseGoQrResponse(goQrResponse));
}
