public async Task<ValidationResult> ShareCalendar(ShareDetails model)
{
try
{
//Parse guid
Guid? guid = ParseGuid(model.CalendarId);
if (guid == null) return AddError("Unable to parse calendarId");
//Check calendar exists
var cal = await _calendarRepo.Get(x => x.Id == guid.Value)
.Include(x => x.Owner).FirstOrDefaultAsync();
if (cal == null)
return AddError("Calendar was not found");
//Check if the recipient is a member of the app
var user = await _userRepo.Get(x => x.Email == model.Email).FirstOrDefaultAsync();
//If this user isn't registered send invite email
if (user == null)
{
await SendInvitationEmail(model);
Result.Success = true;
return Result;
}
//Check for an existing calendar invitation
Invitation existingInvitation = await _invitationService.CheckForDuplicates(user.Id, model.SenderUserId, guid.Value, null);
if (existingInvitation != null)
return AddError("An invitation matching the specified values already exists");
//Assuming we have a registered user and no existing invitation, create a new one
Invitation inv = new Invitation
{
CalendarId = guid.Value,
RecipientId = user.Id,
SenderId = model.SenderUserId,
TypeId = (int)LookUpEnums.InvitationTypes.Calendar,
DisplayMessage = $"{cal.Owner.Name} has invited you to share their calendar \"{cal.Name}\""
};
await _invitationService.AddInvitation(inv);
//Finally send out GCM notification
string message = $"{cal.Owner.Name} wants to share their Calendar";
//Send the notification
AndroidGCMPushNotification.SendNotification(user.DeviceId, message);
Result.Success = true;
return Result;
}
catch (Exception ex)
{
Result.Error = ex.Message;
return Result;
}
}
/// <summary>
/// Share an event with a single specified user
/// </summary>
/// <param name="model"></param>
/// <returns></returns>
public async Task<IHttpActionResult> Event(ShareDetails model)
{
if(model.EventId == null) ModelState.AddModelError("EventId", "EventId is required");
if (!ModelState.IsValid) { return BadRequest("Missing required information"); }
var result = await _shareService.ShareEvent(model);
if (result.Success)
{
return Ok();
}
return BadRequest(result.Error);
}
private async Task<bool> SendInvitationEmail(ShareDetails model)
{
User sender = await _userRepo.GetByIdAsync(model.SenderUserId);
if (sender == null) return false;
string type = model.CalendarId != null ? "calendar" : "event";
string subject = $"{sender.Name} has invited to share their {type} with you!";
StringBuilder emailBody = new StringBuilder();
emailBody.Append("Hey!\n\n");
emailBody.Append($"Your friend {sender.Name} has invited you to join and share their {type} on What's Up!\n\n");
emailBody.Append($"You can accept this invitation and view the {type} on the What's Up application.\n\n");
emailBody.Append("Open the following link on your android mobile device to proceed: \n\n");
emailBody.Append("---------------------------------------------------------------------------------------------\n");
emailBody.Append("[ DEEPLINK HERE ]\n");
emailBody.Append("---------------------------------------------------------------------------------------------\n\n");
emailBody.Append("See you soon!\n\n");
emailBody.Append("What's Up Team");
EmailHelper email = new EmailHelper();
email.AddToAddress(model.Email);
email.SetSubject(subject);
email.SetBody(emailBody.ToString());
return await email.Send();
}