Program.cs



using Microsoft.AspNetCore.OpenApi;
using Microsoft.EntityFrameworkCore;
using FluentValidation;


var builder = WebApplication.CreateBuilder(args);

builder.Services.AddEndpointsApiExplorer();
builder.Services.AddSwaggerGen();



// DI the user service,  user validator and the db context
builder.Services.AddScoped<IUserService, UserService>();
builder.Services.AddScoped<IValidator<User>, UserValidator>();
builder.Services.AddScoped<IUserRepository, UserRepository>();
builder.Services.AddDbContext<UserContext>(options =>
  options.UseSqlite(builder.Configuration.GetConnectionString("DefaultConnection")));
var app = builder.Build();

if (app.Environment.IsDevelopment())
{
  app.UseSwagger();
  app.UseSwaggerUI();
}


app.MapGet("/", () => Results.Redirect("/swagger/index.html"));


app.MapGroup("/api/v1/users")
    .MapGroupOneUserApi()
    .WithTags("Public");


// Global error handler, returns a ProblemDetails object in json format
// hides the stack trace from the user
app.UseExceptionHandler(exceptionHandlerApp
    => exceptionHandlerApp.Run(async context
        => await Results.Problem()
                     .ExecuteAsync(context)));



app.Run();