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using Microsoft.Extensions.DependencyInjection;
using PUSG.Web.Extensions;
using PUSG.Web.Models;
using System;
using System.Collections.Concurrent;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
namespace PUSG.Web.Services
{
public class GameService : IGameService
{
private ConcurrentDictionary<string, GameSession> sessions;
private ConcurrentDictionary<string, GameLoopService> loops;
private ConcurrentDictionary<string, CancellationToken> loopCancellationTokens;
private IServiceProvider serviceProvider;
public GameService(IServiceProvider serviceProvider)
{
// Key - Socket Id (client), Value - Game Session
this.sessions = new ConcurrentDictionary<string, GameSession>();
this.loops = new ConcurrentDictionary<string, GameLoopService>();
this.loopCancellationTokens = new ConcurrentDictionary<string, CancellationToken>();
this.Waiting = new List<string>();
this.PlayerUsernames = new ConcurrentDictionary<string, string>();
this.OtherPlayer = new ConcurrentDictionary<string, string>();
this.PlayerColor = new ConcurrentDictionary<string, string>();
this.serviceProvider = serviceProvider;
}
public List<string> Waiting { get; }
public ConcurrentDictionary<string, string> PlayerUsernames { get; }
public ConcurrentDictionary<string, string> OtherPlayer { get; }
public ConcurrentDictionary<string, string> PlayerColor { get; }
public async Task CreateGameSession(string blueClientId, string redClientId)
{
GameSession gameSession = new GameSession();
gameSession.BluePlayer = new Player
{
X = 50,
Y = 384,
Direction = "right",
Color = "blue",
Type = "basic"
};
gameSession.RedPlayer = new Player
{
X = 1266,
Y = 384,
Direction = "left",
Color = "red",
Type = "basic"
};
this.sessions[blueClientId] = gameSession;
this.sessions[redClientId] = gameSession;
this.OtherPlayer[blueClientId] = redClientId;
this.OtherPlayer[redClientId] = blueClientId;
this.PlayerColor[blueClientId] = "blue";
this.PlayerColor[redClientId] = "red";
CancellationTokenSource tokenSource = new CancellationTokenSource();
CancellationToken token = tokenSource.Token;
GameLoopService gameLoop = this.serviceProvider.CreateScope().ServiceProvider.GetRequiredService<GameLoopService>();
this.loops[blueClientId] = gameLoop;
this.loops[redClientId] = gameLoop;
this.loopCancellationTokens[blueClientId] = token;
this.loopCancellationTokens[redClientId] = token;
gameLoop.GameSession = gameSession;
await gameLoop.StartAsync(token);
}
public async Task DestroyGameSession(string clientId)
{
string otherClientId = this.OtherPlayer.ContainsKey(clientId) ? this.OtherPlayer[clientId] : null;
await this.loops[clientId].StopAsync(this.loopCancellationTokens[clientId]);
this.loops[clientId].Dispose();
this.loops.Delete(clientId);
this.sessions.Delete(clientId);
this.PlayerUsernames.Delete(clientId);
this.PlayerColor.Delete(clientId);
this.loopCancellationTokens.Delete(clientId);
this.OtherPlayer.Delete(clientId);
if (otherClientId != null)
{
this.loops.Delete(otherClientId);
this.sessions.Delete(otherClientId);
this.PlayerUsernames.Delete(otherClientId);
this.PlayerColor.Delete(otherClientId);
this.loopCancellationTokens.Delete(otherClientId);
this.OtherPlayer.Delete(otherClientId);
}
}
public GameSession this[string clientId]
{
get
{
return this.sessions.ContainsKey(clientId) ? this.sessions[clientId] : null;
}
set
{
this.sessions[clientId] = value;
}
}
public void Shoot(string clientId)
{
this.sessions[clientId].Shoot(this.PlayerColor[clientId]);
}
public void MoveUp(string clientId)
{
this.sessions[clientId][this.PlayerColor[clientId]].MoveUp();
}
public void MoveRight(string clientId)
{
this.sessions[clientId][this.PlayerColor[clientId]].MoveRight();
}
public void MoveDown(string clientId)
{
this.sessions[clientId][this.PlayerColor[clientId]].MoveDown();
}
public void MoveLeft(string clientId)
{
this.sessions[clientId][this.PlayerColor[clientId]].MoveLeft();
}
public void RotateLeft(string clientId)
{
this.sessions[clientId][this.PlayerColor[clientId]].RotateLeft();
}
public void RotateRight(string clientId)
{
this.sessions[clientId][this.PlayerColor[clientId]].RotateRight();
}
}
}
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