var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services.AddControllersWithViews();

// Add SignalR
builder.Services.AddSignalR();
builder.Services.AddSingleton<IConnectionManager, ConnectionManager>();
builder.Services.AddSingleton<HtmlSanitizer>();

builder.Services.AddSession();

var app = builder.Build();

// Configure the HTTP request pipeline.
if (!app.Environment.IsDevelopment())
{
    app.UseExceptionHandler("/Home/Error");
    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();

app.UseAuthorization();

app.MapControllerRoute(
    name: "default",
    pattern: "{controller=Home}/{action=Index}/{id?}");


app.MapHub<ChatHub>("chatHub"); 

app.UseSession();

app.Run();

var builder = WebApplication.CreateBuilder(args);

// Add services to the container.
builder.Services.AddControllersWithViews();

// Add SignalR
builder.Services.AddSignalR();
builder.Services.AddSingleton<IConnectionManager, ConnectionManager>();
builder.Services.AddSingleton<HtmlSanitizer>();

builder.Services.AddSession();

var app = builder.Build();

// Configure the HTTP request pipeline.
if (!app.Environment.IsDevelopment())
{
    app.UseExceptionHandler("/Home/Error");
    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();

app.UseAuthorization();

app.MapControllerRoute(
    name: "default",
    pattern: "{controller=Home}/{action=Index}/{id?}");


app.MapHub<ChatHub>("chatHub"); 

app.UseSession();

app.Run();

public interface IConnectionManager
{
    void AddConnection(string connectionId, UserChatHubDTO user);
    void RemoveConnection(string connectionId);
    IEnumerable<string> GetConnectionIds(string anonymousUserId);
}

public class ConnectionManager : IConnectionManager
{
    private readonly ConcurrentDictionary<string, UserChatHubDTO> _connections = new();

    public void AddConnection(string connectionId, UserChatHubDTO user)
    {

        _connections[connectionId] = user;
    }

    public void RemoveConnection(string connectionId)
    {
        _connections.TryRemove(connectionId, out _);
    }

    public IEnumerable<string> GetConnectionIds(string anonymousUserId)
    {
        // To implement
        return [];
    }
}
public class UserChatHubDTO
{
    public string UserId { get; set; }
    public string Username { get; set; }
    public UserChatHubDTO(string userId, string username)
    {
        UserId = userId;
        Username = username;
    }
}
 

public interface IConnectionManager
{
    void AddConnection(string connectionId, UserChatHubDTO user);
    void RemoveConnection(string connectionId);
    IEnumerable<string> GetConnectionIds(string anonymousUserId);
}

public class ConnectionManager : IConnectionManager
{
    private readonly ConcurrentDictionary<string, UserChatHubDTO> _connections = new();

    public void AddConnection(string connectionId, UserChatHubDTO user)
    {

        _connections[connectionId] = user;
    }

    public void RemoveConnection(string connectionId)
    {
        _connections.TryRemove(connectionId, out _);
    }

    public IEnumerable<string> GetConnectionIds(string anonymousUserId)
    {
        // To implement
        return [];
    }
}
public class UserChatHubDTO
{
    public string UserId { get; set; }
    public string Username { get; set; }
    public UserChatHubDTO(string userId, string username)
    {
        UserId = userId;
        Username = username;
    }
}