<?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 ProVM\Common\Factory\Model as Factory;
use Contabilidad\Common\Service\TiposCambios as Service;
use Contabilidad\Categoria;

class Categorias {
  use Json;

  public function __invoke(Request $request, Response $response, Factory $factory, Service $service): Response {
    $categorias = $factory->find(Categoria::class)->many();
    if ($categorias !== null) {
        array_walk($categorias, function(&$item) use ($service) {
            $arr = $item->toArray();
            if ($item->cuentas()) {
                $arr['cuentas'] = array_map(function($item) {
                    return $item->toArray();
                }, $item->cuentas());
            }
            $maps = ['activo', 'pasivo', 'ganancia', 'perdida'];
            foreach ($maps as $m) {
                $p = $m . 's';
                $t = ucfirst($m);
                $cuentas = $item->getCuentasOf($t);
                if ($cuentas === false or $cuentas === null) {
                    $arr[$p] = 0;
                    continue;
                }
                $arr[$p] = array_reduce($cuentas, function($sum, $item) use($service) {
                    return $sum + $item->saldo($service, true);
                });
            }
            $item = $arr;
        });
        usort($categorias, function($a, $b) {
            return strcmp($a['nombre'], $b['nombre']);
        });
    }
    $output = [
        'categorias' => $categorias
    ];
    return $this->withJson($response, $output);
  }
  public function show(Request $request, Response $response, Factory $factory, $categoria_id): Response {
    $categoria = $factory->find(Categoria::class)->one($categoria_id);
    $output = [
      'input' => $categoria_id,
      'categoria' => $categoria?->toArray()
    ];
    return $this->withJson($response, $output);
  }
  public function add(Request $request, Response $response, Factory $factory): Response {
    $input = json_decode($request->getBody());
    $results = [];
    if (is_array($input)) {
      foreach ($input as $in) {
        $categoria = Categoria::add($factory, $in);
        $results []= ['categoria' => $categoria?->toArray(), 'agregado' => $categoria?->save()];
      }
    } else {
      $categoria = Categoria::add($factory, $input);
      $results []= ['categoria' => $categoria?->toArray(), 'agregado' => $categoria?->save()];
    }
    $output = [
      'input' => $input,
      'categorias' => $results
    ];
    return $this->withJson($response, $output);
  }
  public function edit(Request $request, Response $response, Factory $factory, $categoria_id): Response {
    $categoria = $factory->find(Categoria::class)->one($categoria_id);
    $output = [
      'input' => $categoria_id,
      'old' => $categoria->toArray()
    ];
    $input = json_decode($request->getBody());
    $categoria->edit($input);
    $output['categoria'] = $categoria->toArray();
    return $this->withJson($response, $output);
  }
  public function delete(Request $request, Response $response, Factory $factory, $categoria_id): Response {
    $categoria = $factory->find(Categoria::class)->one($categoria_id);
    $output = [
      'input' => $categoria_id,
      'categoria' => $categoria->toArray(),
      'eliminado' => $categoria->delete()
    ];
    return $this->withJson($response, $output);
  }
  public function cuentas(Request $request, Response $response, Factory $factory, Service $service, $categoria_id): Response {
    $categoria = $factory->find(Categoria::class)->one($categoria_id);
    $cuentas = null;
    if ($categoria !== null) {
      $cuentas = $categoria->cuentas();
      if ($cuentas !== null) {
        array_walk($cuentas, function(&$item) use ($service) {
          $item = $item->toArray($service);
        });
      }
    }
    $output = [
      'input' => $categoria_id,
      'categoria' => $categoria?->toArray(),
      'cuentas' => $cuentas
    ];
    return $this->withJson($response, $output);
  }
}