<?php

namespace bff\tpl\admin\form;

use bff\utils\Files as UtilsFiles;
use bff\img\ImagesUploaderField as Base;

/**
 * Загрузчик файлов для поля формы Images
 * @copyright Tamaranga
 */
class ImagesUploaderField extends Base
{
    /** @var Images */
    protected $field;

    public function __construct(Images $field, $recordID = 0)
    {
        parent::__construct($recordID);

        $this->initField($field);
    }

    public function initSettings()
    {
        $this->filenameLetters = 10;
        $this->sizes = [];
        $this->limit = 1000;
        $this->extensionsAllowed = ['jpg', 'jpeg', 'gif', 'png'];
    }

    /**
     * Инициализания настроек в зависимости от настроек поля Images
     * @param Images $field
     * @return void
     */
    public function initField(Images $field)
    {
        $this->field = $field;

        $folder = $this->field->folder();

        if (file_exists($folder) && is_dir($folder)) {
            $this->path = $folder;
            $this->url = str_replace(PATH_PUBLIC, SITEURL_STATIC . DS, $folder);
        } else {
            $this->path = $this->app->path($folder, 'images');
            $this->url = $this->app->url($folder, 'images');
        }

        $this->pathTmp = $this->app->path('tmp', 'images');
        $this->urlTmp = $this->app->url('tmp',  'images');

        if (! file_exists($this->path)) {
            UtilsFiles::makeDir($this->path);
        }
        if (! file_exists($this->path)) {
            $this->errors->set(_t('@', 'Can\'t create the folder: [path]', ['path' => $this->path]));
            return;
        }
        if (! is_writable($this->path)) {
            $this->errors->set(_t('@', 'Can\'t write to the folder: [path]', ['path' => $this->path]));
            return;
        }

        $this->setRecordID($this->field->recordID());
        $this->setFolderByID($this->field->folderByID());
        $this->setSizes($this->field->sizes());
        $maxSize = $this->field->maxSize();
        if (! empty($maxSize)) {
            $this->setMaxSize($maxSize);
        }
        if (! $field->unionID()) {
            $this->setLimit($field->limit());
        }
        $extensions = $this->field->extensionsAllowed();
        if (! empty($extensions)) {
            $this->extensionsAllowed = $extensions;
        }
    }

    /**
     * Получаем данные о записи
     * @param int $recordID ID записи
     * @return array
     */
    protected function loadRecordData($recordID)
    {
        $saved = $this->field->loadRecordData();
        $data[$this->field_images] = $saved;
        $data[$this->field_count] = ! empty($saved) ? count($saved) : 0;

        return $data;
    }

    /**
     * Сохраняем данные о записи
     * @param int $recordID ID записи
     * @param array $recordData данные
     * @return mixed|void
     */
    protected function saveRecordData($recordID, array $recordData)
    {
        if (isset($recordData[$this->field_images]) && is_array($recordData[$this->field_images])) {
            $this->field->saveRecordData($recordData[$this->field_images]);
        }
    }

    /**
     * Формирование пути к временному файлу
     * @param string $filename
     * @param string $size
     * @return bool
     */
    public function getPathTmp($filename, $size)
    {
        if (! $this->isTmp()) {
            return false;
        }

        return $this->getPath(['filename' => $filename], $size, true);
    }
}