public async Task CreateChat(Guid userGuid, Guid creatorGuid)
{
using (var context = new MessengerContext())
{
Guid dbChatGuid = Guid.NewGuid();
Db.Chat dbChat = new Db.Chat
{
Guid = dbChatGuid
};
context.Chat.Add(dbChat);
Db.Party party1 = new Db.Party
{
ChatGuid = dbChatGuid,
UserGuid = creatorGuid,
};
Db.Party party2 = new Db.Party
{
ChatGuid = dbChatGuid,
UserGuid = userGuid,
};
context.Party.Add(party1);
context.Party.Add(party2);
await context.SaveChangesAsync();
}
}
public async Task CreateGroupChat(string chatName, Guid creatorGuid, List <Guid> userGuids)
{
using (var context = new MessengerContext())
{
var dbChatGuid = Guid.NewGuid();
var dbChat = new Db.Chat();
dbChat.UserGuid = creatorGuid;
dbChat.Name = chatName;
dbChat.Guid = dbChatGuid;
context.Chat.Add(dbChat);
foreach (var userGuid in userGuids)
{
var dbParty = new Db.Party();
dbParty.UserGuid = userGuid;
dbParty.ChatGuid = dbChatGuid;
context.Party.Add(dbParty);
}
var dbSelfParty = new Db.Party();
dbSelfParty.UserGuid = creatorGuid;
dbSelfParty.ChatGuid = dbChatGuid;
context.Party.Add(dbSelfParty);
await context.SaveChangesAsync();
}
}
