//To make a PrivateChat
//Assuming No chat between User1 and User2 Exist
private async Task <PrivateChat> MakePrivateChat(ApplicationUser User1, ApplicationUser User2)
{
PrivateChat Chat = new PrivateChat {
Key = Guid.NewGuid().ToString()
};
ChatMap temp = new ChatMap {
Key = Guid.NewGuid().ToString(),
UserId = User1.Id,
UserId_2 = User2.Id,
ChatId = Chat.Key
};
ChatMap temp2 = new ChatMap {
Key = Guid.NewGuid().ToString(),
UserId = User2.Id,
UserId_2 = User1.Id,
ChatId = Chat.Key
};
try{
await Context.Chats.AddAsync(Chat);
await Context.ChatMaps.AddAsync(temp);
await Context.ChatMaps.AddAsync(temp2);
await Context.SaveChangesAsync();
return(Chat);
}
catch (Exception e) {
Console.WriteLine(e.Message); // change it to log later
return(null);
}
}
//To Check if the relationship exist between two users
private string GetPrivateChatId(ApplicationUser user1, ApplicationUser user2)
{
try{
ChatMap ch = Context.ChatMaps.Where(x => ((x.UserId == user1.Id) && (x.UserId_2 == user2.Id))).SingleOrDefault();
return(ch.ChatId);
}
catch (Exception e) {
Console.WriteLine(e.Message);
return(null);
}
}
