/// <summary>
/// Delete the given QnA pair from knowledgebase db. If it is published, delete it from the
/// QnAmake.ai base aswell.
/// </summary>
/// <param name="id">QnAPair to be deleted</param>
/// <returns>true if deleted, false if not</returns>
public async Task <bool> DeleteQnAPair(int id)
{
var qnaPair = await db.QnAPairs.FirstOrDefaultAsync(X => X.QnAPairsId == id);
if (qnaPair.Published)
{
var r = await qnaRepository.DeleteSingleQnAPairAsync(qnaPair);
if (r)
{
qnaPair.Published = false;
qnaPair.PublishingType = "delete";
db.Update(qnaPair);
if (await db.SaveChangesAsync() > 0)
{
return(true);
}
else
{
return(false);
}
}
else
{
return(false);
}
}
else
{
db.Remove(qnaPair);
if (await db.SaveChangesAsync() > 0)
{
return(true);
}
else
{
return(false);
}
}
}
