<?php
namespace ProVM\Money\Common\Controller;

use Psr\Http\Message\ServerRequestInterface as Request;
use Psr\Http\Message\ResponseInterface as Response;
use ProVM\Common\Factory\Model as ModelFactory;
use ProVM\Common\Define\Controller\Json;
use ProVM\Money\Currency;

class Currencies {
  use Json;

  public function __invoke(Request $request, Response $response, ModelFactory $factory): Response {
    $currencies = $factory->find(Currency::class)->order('name')->array();
    $output = compact('currencies');
    return $this->withJson($response, $output);
  }
  public function show(Request $request, Response $response, ModelFactory $factory, $currency_id): Response {
    $currency = $factory->find(Currency::class)->one($currency_id);
    $output = [
      'currency' => $currency->asArray()
    ];
    return $this->withJson($response, $output);
  }
  public function add(Request $request, Response $response, ModelFactory $factory): Response {
    $fields = [
      'code',
      'name'
    ];
    $post = json_decode($request->getBody()->getContents());
    $data = array_intersect_key((array) $post, array_combine($fields, $fields));
    $currency = $factory->find(Currency::class)->where([['code', $data['code']]])->one();
    if (!$currency) {
      $currency = $factory->create(Currency::class, $data);
      $currency->save();
    }
    $output = [
      'post_data' => $post,
      'input' => $data,
      'currency' => $currency->asArray()
    ];
    return $this->withJson($response, $output);
  }
  public function edit(Request $request, Response $response, ModelFactory $factory, $currency_id): Response {
    $currency = $factory->find(Currency::class)->one($currency_id);
    $fields = [
      'code',
      'name'
    ];
    $post = json_decode($request->getBody()->getContents());
    $data = array_intersect_key((array) $post, array_combine($fields, $fields));
    $edited = false;
    foreach ($data as $field => $value) {
      if ($currency->{$field} != $value) {
        $currency->{$field} = $value;
        $edited = true;
      }
    }
    if ($edited) {
      $currency->save();
    }
    $output = [
      'get_data' => compact('currency_id'),
      'post_data' => $post,
      'input' => $data,
      'currency' => $currency->asArray()
    ];
    return $this->withJson($response, $output);
  }
  public function delete(Request $request, Response $response, ModelFactory $factory, $currency_id): Response {
    $currency = $factory->find(Currency::class)->one($currency_id);
    $output = [
      'get_data' => compact('currency_id'),
      'currency' => $currency->asArray()
    ];
    $status = $currency->delete();
    $output['deleted'] = $status;
    return $this->withJson($response, $output);
  }
}