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using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using DSACore.FireBase;
using DSACore.Models;
using DSACore.Models.Network;
using Microsoft.AspNetCore.SignalR;
namespace DSACore.Hubs
{
public class ChatHub : Hub
{
//private static Dictionary<string, User> UserGroup = new Dictionary<string, User>();
private static List<Group> DSAGroups = new List<Group>();
static ChatHub()
{
DSAGroups = Database.GetGroups().Result;
DSAGroups.Add(new Group("TheCrew", "valid"));
DSAGroups.Add(new Group("HalloWelt", "valid"));
DSAGroups.Add(new Group("DieKrassenGamer", "valid"));
DSAGroups.Add(new Group("DSA", "valid"));
DSAGroups.Add(new Group("DieÜberhelden", "valid"));
}
public async Task SendMessage(string user, string message)
{
var args = message.Split(' ', StringSplitOptions.RemoveEmptyEntries).ToList();
var ident = args.First().Replace("!", "");
if(args.Count>0){args.RemoveAt(0);}
try
{
string group = getGroup(Context.ConnectionId).Name;
await SendToGroup(group, user, Commands.CommandHandler.ExecuteCommand(new Command { CharId = 0, CmdIdentifier = ident, CmdTexts = args, Name = user }));
}
catch(InvalidOperationException e)
{
await Clients.Caller.SendCoreAsync("ReceiveMessage", new object[] {"Nutzer ist in keiner Gruppe. Erst joinen!"});
}
}
private Task SendToGroup(string group, string user, string message)
{
return Clients.Group(group).SendCoreAsync("ReceiveMessage", new object[] { user, message });
}
private Models.Network.Group getGroup(string id)
{
return DSAGroups.First(x => x.Users.Exists(y => y.ConnectionId.Equals(id)));
}
public async Task GetGroups()
{
await Clients.Caller.SendCoreAsync("ListGroups", new object[] { DSAGroups });
//throw new NotImplementedException("add database call to get groups");
}
public async Task AddGroup(string group, string password)
{
DSAGroups.Add(new Group(group, password));
var Dgroup = new DSACore.Models.Database.Group{Name = group, Id = DSAGroups.Count-1};
Database.CreateGroup(Dgroup);
await Clients.Caller.SendCoreAsync("ReceiveMessage", new[] {$"group {@group} sucessfully added"});
//throw new NotImplementedException("add database call to add groups");
}
public async Task Login(string group, string user, string password)
{
if (password == DSAGroups.First(x=>x.Name == group).Password)
{
DSAGroups.First(x=>x.Name.Equals(group)).Users.Add(new User{ConnectionId = Context.ConnectionId, Name = user});
await Groups.AddToGroupAsync(Context.ConnectionId, group);
}
await SendToGroup(group, user, "Ein neuer Nutzer hat die Gruppe betreten");
}
public async Task Disconnect()
{
var group = getGroup(Context.ConnectionId);
var user = group.Users.First(x => x.ConnectionId.Equals(Context.ConnectionId));
group.Users.Remove(user);
await Groups.RemoveFromGroupAsync(Context.ConnectionId, group.Name);
await SendToGroup(group.Name, user.Name, "Connection lost");
}
}
}
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