using PostFundManagement.Application.Abstractions.Services;
using PostFundManagement.Application.Extensions;
using PostFundManagement.Application.Services.Grants;
using PostFundManagement.Domain.Abstractions;
using PostFundManagement.Domain.Errors;
using PostFundManagement.Domain.Extensions;

namespace PostFundManagement.Api.Endpoints.Grants;

[ApiVersionTarget(1)]
public sealed class UpdateBudgetEndpoint : IEndpoint
{
    public void Map(IEndpointRouteBuilder builder)
    {
        builder.MapPut("api/grants/budgets", async (UpdateBudgetRequest request, HttpContext context,
            IGrantsService service, CancellationToken cancellationToken = default) =>
                await service.UpdateBudgetAsync(request, context.GetUserId(), cancellationToken) switch
                {
                    { IsSuccess: true } => Results.Ok(),
                    var r when r.HasError<UpdateError>() => Results.BadRequest(r.Errors.ToProblems()),
                    var r => Results.InternalServerError(r.Errors.ToProblems())
                })
            .WithDescription("Updates a specific budget")
            .RequireAuthorization(Constants.MainScope)
            .WithName(typeof(UpdateBudgetEndpoint).ToEndpointName())
            .MapToApiVersion(new ApiVersion(1))
            .Produces(StatusCodes.Status200OK)            
            .Produces(StatusCodes.Status401Unauthorized)
            .Produces<Problems>(StatusCodes.Status400BadRequest)
            .Produces<Problems>(StatusCodes.Status500InternalServerError)
            .WithTags(EndpointTags.Governance)
            .CacheOutput();
    }
}