public async Task <IActionResult> PutAnnouncementRequest([FromRoute] int id, [FromBody] AnnouncementRequest announcementRequest)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
if (id != announcementRequest.AnnouncementId)
{
return(BadRequest());
}
_context.Entry(announcementRequest).State = EntityState.Modified;
try
{
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!AnnouncementRequestExists(id))
{
return(NotFound());
}
else
{
throw;
}
}
return(NoContent());
}
public async Task <IActionResult> PostAnnouncementRequest([FromBody] AnnouncementRequest announcementRequest)
{
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
_context.AnnouncementRequest.Add(announcementRequest);
await _context.SaveChangesAsync();
return(CreatedAtAction("GetAnnouncementRequest", new { id = announcementRequest.AnnouncementId }, announcementRequest));
}
public async Task <AnnouncementRequest> CreateAnnouncement([Body] AnnouncementRequest announcement)
{
return(await _client.CreateAnnouncement(announcement, token));
}
/// <summary>
/// This is called when the submit button is pressed.
/// </summary>
/// <param name="sender">The object that causes the event.</param>
/// <param name="e">Event arguments.</param>
private async void BtnSubmit_Clicked(object sender, EventArgs e)
{
// First, ensure that the user is logged in.
if (!Application.Current.Properties.ContainsKey("Username"))
{
UserDialogs.Instance.Toast(new ToastConfig("Error! You are not logged in! Please log in and try again.")
{
BackgroundColor = App.toastColor
});
}
// Also, ensure that there is information in the title textbox.
else if (txtTitle.Text == null || txtTitle.Text.Length < 1)
{
UserDialogs.Instance.Toast(new ToastConfig("Error! No title!")
{
BackgroundColor = App.toastColor
});
}
// Finally, ensure that there is information in the description of the announcement.
else if (txtDescription.Text == null || txtDescription.Text.Length < 1)
{
UserDialogs.Instance.Toast(new ToastConfig("Error! No description!")
{
BackgroundColor = App.toastColor
});
}
else
{
try
{
// Let the user know that there is something happening.
UserDialogs.Instance.Toast(new ToastConfig("Attempting to post announcement request...")
{
BackgroundColor = App.toastColor, Duration = TimeSpan.FromMilliseconds(App.timeoutTime)
});
// Get the user so we can get the user ID.
User user = await client.GetUser(Application.Current.Properties["Username"].ToString());
// Create the announcement model.
AnnouncementRequest announcement = new AnnouncementRequest()
{
AnnouncementDate = DateTime.Now,
UserId = user.UserId,
Announcement = txtTitle.Text + " - " + txtDescription.Text,
};
// Post the announcement to the database.
await client.CreateAnnouncement(announcement);
txtDescription.Text = ""; // Clear the
txtTitle.Text = ""; // entry form.
// Let the user know it has been submitted!
UserDialogs.Instance.Toast(new ToastConfig("Succeeded in posting the announcement request!")
{
BackgroundColor = App.toastColor
});
}
catch (ValidationApiException) // The information is bad.
{
UserDialogs.Instance.Toast(new ToastConfig("Error! The server may be temporarily down. Please try again later.")
{
BackgroundColor = App.toastColor
});
}
catch (ApiException) // The user doesn't exist.
{
UserDialogs.Instance.Toast(new ToastConfig("Error! There was an error posting your announcement.")
{
BackgroundColor = App.toastColor
});
}
catch (System.Net.Http.HttpRequestException) // Connection was lost.
{
UserDialogs.Instance.Toast(new ToastConfig("Access denied! Connection blocked. Please try again later.")
{
BackgroundColor = App.toastColor
});
}
catch (System.Threading.Tasks.TaskCanceledException) // Request timed out.
{
UserDialogs.Instance.Toast(new ToastConfig("Error! Request timed out! Please try again later.")
{
BackgroundColor = App.toastColor
});
}
}
}
