public async Task <IList <QuestionInfo> > GetQuestions(DateTime dateToDisplay)
{
if (!CrossConnectivity.Current.IsConnected)
{
throw new NoInternetException();
}
// calculate the from date as 7 days back if none passed in
var fromDate = (int)(dateToDisplay.ToUniversalTime() - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalSeconds;
var toDate = (int)(dateToDisplay.AddDays(1).ToUniversalTime() - new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc)).TotalSeconds;
var urlToCall = string.Format(QUESTION_URL, fromDate, toDate);
var decompressedContent = await this.CallAndDecompress(urlToCall);
var deserializedContent = JsonConvert.DeserializeObject <QuestionResponse> (decompressedContent);
var questions = new List <QuestionInfo> ();
foreach (var item in deserializedContent.items)
{
var qi = new QuestionInfo {
QuestionID = item.question_id,
Title = item.title,
InsertDate = DateTime.Now,
UnixCreationDate = item.creation_date,
IsAnswered = item.is_answered,
LoadedFromWeb = true
};
questions.Add(qi);
}
return(questions);
}
public async Task SaveQuestion(QuestionInfo question)
{
int questionId = question.QuestionID;
var dbRecord = await Table <QuestionInfo> ()
.Where(qi => qi.QuestionID == questionId)
.FirstOrDefaultAsync().ConfigureAwait(false);
if (dbRecord == null)
{
question.InsertDate = DateTime.Now;
await InsertAsync(question).ConfigureAwait(false);
}
else
{
question.InsertDate = dbRecord.InsertDate;
await UpdateAsync(question).ConfigureAwait(false);
}
}