protected override void OnCreate(Bundle bundle)
{
base.OnCreate (bundle);
BindService ();
SetContentView(Resource.Layout.SendMessage);
ActionBar.SetDisplayHomeAsUpEnabled (true);
var groupId = Intent.GetIntExtra("groupId", 0);
_smsGroupRepo = new SmsGroupRepository();
_smsGroup = _smsGroupRepo.Get (groupId);
_contactRepo = new ContactRepository(this);
_recipients = _contactRepo.GetMembersForSmsGroup (groupId);
FindViewById <TextView>(Resource.Id.recipientGroup).Text = _smsGroup.Name;
FindViewById <TextView>(Resource.Id.recipients).Text = string.Join (", ", _recipients.Select (c => c.Name));
FindViewById <ImageButton>(Resource.Id.cmdSend).Click += (sender, e) =>
{
_progressDialog = new ProgressDialog(this);
_progressDialog.SetTitle ("Sending Messages");
_progressDialog.SetMessage ("Please wait. Sending message to recipients in group...");
Task.Factory
.StartNew(() =>
QueueMessage ())
.ContinueWith(task =>
RunOnUiThread(() => {
if (task.Result)
{
new AlertDialog.Builder(this)
.SetTitle ("Messages Queued")
.SetMessage (string.Format ("Your message was queued to be sent to each recipient of the '{0}' group",
_smsGroup.Name))
.SetPositiveButton ("Ok", (o, args) => {
var homeIntent = new Intent();
homeIntent.PutExtra ("defaultTab", 0);
homeIntent.AddFlags (ActivityFlags.ClearTop);
homeIntent.SetClass (this, typeof(MainActivity));
StartActivity(homeIntent);
})
.Show ();
}
else
{
new AlertDialog.Builder(this)
.SetTitle ("Message Error")
.SetMessage (string.Format ("Doh! Your message could not be sent to the '{0}' group.",
_smsGroup.Name))
.Show ();
}
_progressDialog.Dismiss ();
}));
};
}
public bool SendMessage(string messageText, SmsGroup smsGroup, List<Contact> recipients)
{
var dateSent = DateTime.Now;
recipients.ForEach (recipient => {
var messageIntent = new Intent("SMS_SENT");
messageIntent.PutExtra ("messageText", messageText);
messageIntent.PutExtra ("smsGroupId", smsGroup.Id);
messageIntent.PutExtra ("addressBookId", recipient.AddressBookId);
messageIntent.PutExtra ("contactName", recipient.Name);
messageIntent.PutExtra ("dateSent", dateSent.ToString ("M/d/yyyy hh:mm:ss tt"));
var random = new Random();
var requestCode = random.Next (Int32.MinValue, Int32.MaxValue);
var _sentIntent = PendingIntent.GetBroadcast (ApplicationContext, requestCode, messageIntent, PendingIntentFlags.UpdateCurrent);
T.SmsManager.Default.SendTextMessage (recipient.MobilePhone, null, messageText, _sentIntent, null);
});
return true;
}
private void SaveGroup()
{
SmsGroup smsGroup;
//get the selected contacts
var selectedContacts = _contacts.Where (c => c.Selected);
_smsRepo = new SmsGroupRepository();
_contactRepo = new ContactRepository(this);
var enumerable = selectedContacts as IList<Contact> ?? selectedContacts.ToList();
if (string.IsNullOrEmpty (GroupName)) //if updating an existing group
{
smsGroup = _smsRepo.Get (GroupId);
smsGroup.MemberCount = enumerable.Count();
smsGroup.ModifiedDate = DateTime.Now;
_smsRepo.Save (smsGroup);
//reset previously selected contacts
_contactRepo.GetMembersForSmsGroup (GroupId).ForEach (c => {
c.Selected = false;
c.ModifiedDate = DateTime.Now;
_contactRepo.Save (c);
});
}
else //if new group
{
smsGroup = new SmsGroup
{
Name = GroupName,
CreatedDate = DateTime.Now,
UUID = Guid.NewGuid().ToString(),
MemberCount = enumerable.Count()
};
_smsRepo.Save (smsGroup);
}
foreach (var contact in enumerable)
{
if (contact.Id == 0) //if new contact
{
contact.Selected = true;
contact.CreatedDate = DateTime.Now;
contact.UUID = Guid.NewGuid ().ToString ();
contact.SmsGroupId = smsGroup.Id;
_contactRepo.Save(contact);
}
else //if update existing
{
contact.Selected = true;
contact.SmsGroupId = smsGroup.Id;
contact.ModifiedDate = DateTime.Now;
_contactRepo.Save (contact);
}
}
}
protected override void OnDestroy()
{
base.OnDestroy ();
UnbindService ();
_recipients = null;
_smsGroup = null;
_smsGroupRepo = null;
_contactRepo = null;
}