using EnvelopeGenerator.Application.Envelopes.Queries;
using EnvelopeGenerator.ServiceHost.Jobs;
using MediatR;
using Microsoft.AspNetCore.Mvc;

namespace EnvelopeGenerator.ServiceHost.Controllers;

/// <summary>
/// 
/// </summary>
/// <param name="mediator"></param>
/// <param name="job"></param>
[Route("api/[controller]")]
[ApiController]
public class FinalizeDocumentController(IMediator mediator, FinalizeDocumentJob job) : ControllerBase
{
    [HttpGet]
    public async Task<IActionResult> FinalizeEnvelopeDocument([FromQuery] ReadSingleEnvelopeQuery query, [FromQuery] bool forceRegenerate = false, CancellationToken cancel = default)
    {
        var envelope = await mediator.Send(query, cancel);

        // TODO: migrate forceRegenerate input to FinalizeDocumentJob as property and remove this check from controller
        if (envelope.DocResult is null || forceRegenerate)
            await job.ExecuteAsync(envelope, cancel);

        var docResult = await mediator.Send(new ReadSingleEnvelopeDocResultQuery() { Envelope = query }, cancel);
        return File(docResult, "application/pdf", $"envelope_{query.Uuid}.pdf");
    }
}