public static void ParseIJTypeMessage(Context context, IJType decoded, long senderId, long messageId, long myUserId)
{
if (decoded == null)
{
return;
}
if (context.Contacts
.Where(u => u.PublicId == senderId)
.Select(u => u.Trusted)
.SingleOrDefault() != 1)
{
throw new Exception($"User with id {senderId} isn't trusted.");
}
bool permission = senderId == myUserId;
switch (decoded.GetJsonType())
{
case JsonTypes.ALARM:
JAlarm alarm = (JAlarm)decoded;
permission = permission ||
context.ContactsDetail
.Where(u => u.ContactId == senderId)
.Select(u => u.AlarmPermission)
.SingleOrDefault() == 1;
if (permission)
{
context.Alarms.Add(new Alarms()
{
BlobMessagesId = messageId,
Text = alarm.Text,
Time = alarm.Date.GetChatovatkoString()
});
context.SaveChanges();
}
else
{
throw new Exception($"User with id {senderId} doesn't have permission to set alarm.");
}
break;
case JsonTypes.CONTACT_DETAIL:
JContactDetail detail = (JContactDetail)decoded;
permission = permission ||
context.ContactsDetail
.Where(u => u.ContactId == senderId)
.Select(u => u.ChangeContactsPermission)
.SingleOrDefault() == 1;
if (permission)
{
var toUpdate = context.ContactsDetail
.Where(u => u.ContactId == detail.ContactId)
.SingleOrDefault();
if (toUpdate != null)
{
toUpdate.NickName = detail.NickName;
toUpdate.BlobMessagesId = messageId;
toUpdate.AlarmPermission = detail.AlarmPermission ? 1 : 0;
toUpdate.ChangeContactsPermission = detail.ChangeContactPermission;
}
else
{
context.ContactsDetail.Add(new ContactsDetail()
{
AlarmPermission = detail.ChangeContactPermission,
NickName = detail.NickName,
BlobMessagesId = messageId,
ContactId = detail.ContactId,
ChangeContactsPermission = detail.ChangeContactPermission
});
}
context.SaveChanges();
}
else
{
throw new Exception($"User with id {senderId} doesn't have permission to set contact detail.");
}
break;
case JsonTypes.MESSAGES:
JMessage jmessage = (JMessage)decoded;
long threadWithUser = (
from threads in context.MessagesThread
where threads.PublicId == jmessage.MessageThreadId
select threads.WithUser
).SingleOrDefault();
permission = permission || threadWithUser == senderId;
if (permission)
{
bool onlive = (from threads in context.MessagesThread
where threads.PublicId == jmessage.MessageThreadId
select threads.Onlive)
.SingleOrDefault() == 1;
bool updated = false;
if (onlive)
{
var toUpdateInfo = (from bmessages in context.BlobMessages
join messages in context.Messages on bmessages.Id equals messages.BlobMessagesId
where bmessages.SenderId == senderId && messages.IdMessagesThread == jmessage.MessageThreadId
select new { messages.BlobMessagesId, messages.Id })
.SingleOrDefault();
if (toUpdateInfo != null)
{
var toUpdate = context.Messages
.Where(m => m.Id == toUpdateInfo.Id)
.SingleOrDefault();
updated = true;
toUpdate.Text = jmessage.Text;
toUpdate.Date = jmessage.Time.GetChatovatkoString();
toUpdate.BlobMessagesId = messageId;
context.SaveChanges();
}
}
if (!updated)
{
context.Messages.Add(new Messages()
{
Date = jmessage.Time.GetChatovatkoString(),
Text = jmessage.Text,
IdMessagesThread = jmessage.MessageThreadId,
BlobMessagesId = messageId
});
context.SaveChanges();
}
}
else
{
throw new Exception($"User with id {senderId} doesn't have permission to send this message.");
}
break;
case JsonTypes.MESSAGES_THREAD:
JMessageThread messageThread = (JMessageThread)decoded;
permission = permission || (messageThread.WithUserId == senderId && !messageThread.DoOnlyDelete);
if (permission)
{
var old = context.MessagesThread
.Where(u => u.PublicId == messageThread.PublicId)
.SingleOrDefault();
if (messageThread.DoOnlyDelete && old != null)
{
context.Remove(old);
}
else if (messageThread.DoOnlyDelete)
{
}
else if (old != null)
{
old.Name = messageThread.Name;
old.BlobMessagesId = messageId;
old.Archived = messageThread.Archived;
}
else
{
context.MessagesThread.Add(new MessagesThread
{
Name = messageThread.Name,
PublicId = messageThread.PublicId,
Onlive = messageThread.Onlive,
Archived = messageThread.Archived,
WithUser = messageThread.WithUserId,
BlobMessagesId = messageId
});
}
context.SaveChanges();
}
else
{
throw new Exception($"User with id {senderId} doesn't have permission to create/edit/delete this message thread.");
}
break;
case JsonTypes.AES_KEY:
JAESKey aesKey = (JAESKey)decoded;
if (permission)
{
var contact = context.Contacts
.Where(c => c.PublicId == aesKey.UserId)
.SingleOrDefault();
if (contact.SendAesKey != null)
{
throw new Exception($"AES key of user {contact.UserName} already exist.");
}
contact.SendAesKey = aesKey.AESKey;
context.SaveChanges();
}
else
{
throw new Exception($"User with id {senderId} doesn't have permission to create AES keys to send.");
}
break;
}
}
