Program.cs

global using Microsoft.AspNetCore.Mvc;
global using Data;
global using Microsoft.EntityFrameworkCore;
using System.Text.Json.Serialization;

var builder = WebApplication.CreateBuilder(args);

builder.Services.AddControllers().AddJsonOptions(x => x.JsonSerializerOptions.ReferenceHandler = ReferenceHandler.IgnoreCycles);

var connectionString = builder.Configuration.GetConnectionString("DefaultConnection");
if(string.IsNullOrEmpty(connectionString)){
    throw new Exception("Connection String is unvalid");
}

builder.Services.AddDbContext<ApplicationDatabaseContext>(
    options => options.UseMySql(connectionString, ServerVersion.AutoDetect(connectionString))
    );
// builder.Services.AddControllers();
builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();

builder.Services.AddSignalR(hubOptions =>
{
    hubOptions.EnableDetailedErrors = true;
    hubOptions.KeepAliveInterval = TimeSpan.FromSeconds(10);
    hubOptions.HandshakeTimeout = TimeSpan.FromSeconds(5);
});

// add CORS policy for Wasm client
builder.Services.AddCors(
    options => options.AddPolicy(
        "wasm",
        policy => policy.WithOrigins("http://localhost:5063", "https://localhost:7208", "http://localhost:8080")
            .AllowAnyMethod()
            .SetIsOriginAllowed(pol => true)
            .AllowAnyHeader()
            .AllowCredentials()));


var app = builder.Build();

// Configure the HTTP request pipeline.
if (app.Environment.IsDevelopment())
{
    app.UseSwagger();
    app.UseSwaggerUI();
}

app.UseHttpsRedirection();

// activate the CORS policy
app.UseCors("wasm");
app.MapControllers();

app.Run();