public async Task <UiFlowContextData> LoadByFlowHandler(string flowHandler)
{
try
{
var contextData = (await _store.GetAsync(flowHandler)).JsonToObject <UiFlowContextData>(true);
return(contextData);
}
catch (JsonSerializationException exception)
{
throw new Exception(flowHandler, exception);
}
}
//TODO: THIS SHOULD BE THE COMMAND CONCERN AND ENCAPSULATED IN IT
private async Task <IActionResult> RecordAndResolve(UiFlowScreenModel sourceStep)
{
IActionResult result = null;
var form = HttpContext.Request.Form;
if (!form.ContainsKey(FlowFormKey))
{
result = BadRequest();
}
else
{
var currentToken = form[FlowFormKey].ToString();
var lastToken = await _store.GetAsync(LastProcessedTokenKey);
if (lastToken == currentToken)
{
var ctx = await _contextRepository.GetCurrentSnapshot(sourceStep.FlowHandler);
var uiFlowStepData = ctx.GetCurrentStepData <UiFlowScreenModel>();
while (uiFlowStepData == null)
{
await Task.Delay(100);
ctx = await _contextRepository.GetCurrentSnapshot(sourceStep.FlowHandler);
uiFlowStepData = ctx.GetCurrentStepData <UiFlowScreenModel>();
}
var request = new FlowResultResolverRequest <IActionResult>
{
ScreenModel = uiFlowStepData
};
AddDefaultCallbackHandlers(request);
result = await _resultResolver.Execute(request);
}
await _store.SetAsync(LastProcessedTokenKey, currentToken);
}
return(result);
}