<?php
namespace Contabilidad\Common\Controller;

use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Message\ResponseInterface as Response;
use ProVM\Common\Define\Controller\Json;
use Contabilidad\Common\Service\FileHandler as Handler;
use ProVM\Common\Factory\Model as Factory;
use Contabilidad\Cuenta;

class Files {
    use Json;

    public function __invoke(Request $request, Response $response, Handler $handler): Response {
        $files = $handler->listFiles();
        usort($files, function($a, $b) {
            $f = strcmp($a->folder, $b->folder);
            if ($f == 0) {
                return strcmp($a->filename, $b->filename);
            }
            return $f;
        });
        return $this->withJson($response, compact('files'));
    }
    public function upload(Request $request, Response $response, Handler $handler, Factory $factory): Response {
        $post = $request->getParsedBody();
        $cuenta = $factory->find(Cuenta::class)->one($post['cuenta']);
        $file = $request->getUploadedFiles()['archivo'];
        $new_name = implode(' - ', [$cuenta->nombre, $cuenta->categoria()->nombre, $post['fecha']]);
        $output = [
            'input' => [
                'name' => $file->getClientFilename(),
                'type' => $file->getClientMediaType(),
                'size' => $file->getSize(),
                'error' => $file->getError()
            ],
            'new_name' => $new_name,
            'uploaded' => $handler->uploadFile($file, $new_name)
        ];
        return $this->withJson($response, $output);
    }
    public function get(Request $request, Response $response, Handler $handler, $folder, $filename): Response {
        $file = $handler->getFile($folder, $filename);
        return $response
            ->withHeader('Content-Type', $handler->getType($folder))
            ->withHeader('Content-Disposition', 'attachment; filename=' . $filename)
            ->withAddedHeader('Cache-Control', 'no-store, no-cache, must-revalidate, max-age=0')
            ->withHeader('Cache-Control', 'post-check=0, pre-check=0')
            ->withHeader('Pragma', 'no-cache')
            ->withBody($file);
    }
    public function edit(Request $request, Response $response, Handler $handler, Factory $factory, $folder, $filename): Response {
        $post = json_decode($request->getBody());
        $cuenta = $factory->find(Cuenta::class)->one($post->cuenta);
        $new_name = implode(' - ', [$cuenta->nombre, $cuenta->categoria()->nombre, $post->fecha]);
        $output = [
            'input' => [
                'folder' => $folder,
                'filename' => $filename,
                'post' => $post
            ],
            'edited' => $handler->editFilename($folder, $filename, $new_name)
        ];
        return $this->withJson($response, $output);
    }
    public function delete(Request $request, Response $response, Handler $handler, $folder, $filename): Response {
        $output = [
            'input' => [
                'folder' => $folder,
                'filename' => $filename
            ],
            'deleted' => $handler->deleteFile($folder, $filename)
        ];
        return $this->withJson($response, $output);
    }
}