private async Task HandleGetRecipeStep(IDialogContext context, StepDirection direction)
{
try
{
int recipeId = -1;
StepViewModel step = null;
var stepId = 0;
if (!context.UserData.TryGetValue(Userdata_RecipeId, out recipeId))
{
throw new RecipeIdNotFoundException();
}
if (!context.UserData.TryGetValue(Userdata_StepId, out stepId))
{
stepId = -1;
}
using (var client = new GatewayClient())
{
step = await client.GetStepAsync(recipeId, stepId, direction);
}
if (step == null)
{
await context.PostAsync(Resources.Message_Error_UnableToReceiveStep);
}
else
{
context.UserData.SetValue(Userdata_StepId, step.Id);
await context.PostAsync($"{Resources.Message_Step} {step.Order + 1} {Resources.Message_of} {step.TotalSteps} {Resources.Message_Steps}:{Bot_NewLine}{step.Description}");
if (step.Order + 1 >= step.TotalSteps)
{
await context.PostAsync(Resources.Message_CookingCompleted);
}
}
}
catch (RecipeIdNotFoundException e)
{
await context.PostAsync(Resources.Message_Error_RecipeMustBeSelectedFirst);
}
}