public static Task <string> RegisterMediaAsset(string fileContent)
{
var requestId = UniqueIdGenerator.GenerateAsString();
var impl = GetImpl();
if (impl == null)
{
Logger.Debug(typeof(IawAppApi), "has no proper IAWApp API");
return(Task.FromResult(fileContent.Length.ToString()));
}
//androidPostMediaAssetReady(webRequestIdUriEncoded : string, properMediaFileId : string) : void;
return(Task.FromPromise <string>(
new TypeSafePromise <string>((onSucc, onFail) => {
IAWAppHostApi.RegisterPostMediaAssetReady(requestId, x => onSucc(x));
try {
impl.registerMediaAsset(requestId, fileContent);
} catch (Exception ex) {
Logger.Error(typeof(IawAppApi), "registerMediaAsset got exception {0}", ex);
IAWAppHostApi.UnregisterPostMediaAssetReady(requestId);
onFail(ex);
}
}),
(Func <string, string>)(x => x)));
}
public Task <Tuple <ScanResultType, string> > GetNext()
{
Logger.Debug(GetType(), "starting scanner webRequestId={0}", _webRequestId);
if (!_started)
{
try {
IAWAppHostApi.RegisterPostScanQrReplyHandler(_webRequestId, OnPostScanQrReceived);
_impl.requestScanQr(_webRequestId, _pauseAfterBarcode, _layout);
_started = true;
} catch (Exception ex) {
Logger.Error(GetType(), "error starting scanner {0}", ex);
IAWAppHostApi.UnregisterPostScanQrReplyHandler(_webRequestId);
return(Task.FromResult(Tuple.Create(ScanResultType.Error, (string)null)));
}
}
if (_disposed)
{
Logger.Error(GetType(), "scanner instance is disposed");
return(Task.FromResult(Tuple.Create(ScanResultType.Error, (string)null)));
}
while (_queued.Any())
{
var fst = _queued[0];
_queued.RemoveAt(0);
var res = ReplyToTuple(fst);
if (res != null)
{
return(Task.FromResult(res));
}
}
_currentPromise = new TypeSafePromise <Tuple <ScanResultType, string> >(OnWaitingForPost);
var tsk = Task.FromPromise <Tuple <ScanResultType, string> >(
_currentPromise,
(Func <Tuple <ScanResultType, string>, Tuple <ScanResultType, string> >)(x => x));
return(tsk);
}
public ScanResult(IAWAppHostApi impl, bool pauseAfterBarcode, LayoutStrategy layout)
{
_impl = impl;
_layout = layout;
_pauseAfterBarcode = pauseAfterBarcode;
}