using Microsoft.AspNetCore.Mvc;
using EnvelopeGenerator.CommonServices;
using EnvelopeGenerator.Web.Services;
using Microsoft.AspNetCore.Authorization;
using EnvelopeGenerator.Extensions;
using EnvelopeGenerator.Application.Interfaces.Services;
using static EnvelopeGenerator.Domain.Constants;
using EnvelopeGenerator.Domain.Entities;

namespace EnvelopeGenerator.Web.Controllers;

[Authorize(Roles = ReceiverRole.FullyAuth)]
[Route("api/[controller]")]
public class DocumentController : BaseController
{
    private readonly EnvelopeOldService envelopeService;
    private readonly ActionService? actionService;
    [Obsolete("Use MediatR")]
    private readonly IEnvelopeDocumentService _envDocService;

    [Obsolete("Use MediatR")]
    public DocumentController(DatabaseService database, EnvelopeOldService envelope, IEnvelopeDocumentService envDocService, ILogger<DocumentController> logger) : base(database, logger)
    {
        envelopeService = envelope;
        actionService = database.Services?.actionService;
        _envDocService = envDocService;
    }

    [Obsolete("Use MediatR")]
    [NonAction]
    public async Task<IActionResult> Get([FromRoute] string envelopeKey, [FromQuery] int index)
    {
        // Validate Envelope Key and load envelope
        envelopeService.EnsureValidEnvelopeKey(envelopeKey);
        EnvelopeReceiver response = await envelopeService.LoadEnvelope(envelopeKey);

        // Load document info
        var document = await envelopeService.GetDocument(index, envelopeKey);

        // Load the document from disk
        var bytes = await envelopeService.GetDocumentContents(document);

        // Return the document as bytes
        return File(bytes, "application/octet-stream");
    }

    [Authorize(Roles = ReceiverRole.FullyAuth)]
    [HttpPost("{envelopeKey}")]
    [Obsolete("Use MediatR")]
    public async Task<IActionResult> Open(string envelopeKey)
    {
        var authSignature = this.GetAuthReceiverSignature();

        if (authSignature != envelopeKey.GetReceiverSignature())
            return Forbid();

        // Validate Envelope Key and load envelope
        envelopeService.EnsureValidEnvelopeKey(envelopeKey);
        EnvelopeReceiver response = await envelopeService.LoadEnvelope(envelopeKey);

        actionService?.OpenEnvelope(response.Envelope, response.Receiver);

        return Ok(new object());
    }
}