using Microsoft.AspNetCore.Mvc;
using MikrocopApi.Exceptions;

namespace MikrocopApi.Middleware;

public sealed class ExceptionHandlingMiddleware
{
    private readonly RequestDelegate _next;

    public ExceptionHandlingMiddleware(RequestDelegate next)
    {
        _next = next;
    }

    public async Task InvokeAsync(HttpContext context)
    {
        try
        {
            await _next(context);
        }
        catch (AppException ex)
        {
            context.Response.StatusCode = ex.StatusCode;
            await context.Response.WriteAsJsonAsync(new ProblemDetails
            {
                Title = ex.Title,
                Detail = ex.Message,
                Status = ex.StatusCode
            });
        }
        catch (Exception)
        {
            context.Response.StatusCode = StatusCodes.Status500InternalServerError;
            await context.Response.WriteAsJsonAsync(new ProblemDetails
            {
                Title = "Internal Server Error",
                Detail = "An unexpected error occurred.",
                Status = StatusCodes.Status500InternalServerError
            });
        }
    }
}