<?PHP
/**
 * Contains a class for loaded names in bulk.
 *
 * @author Joshua Ramon Enslin <joshua@museum-digital.de>
 */
declare(strict_types = 1);

/**
 * Class for the batch getting of noda name.
 */
final class NodaNameGetter {
    /**
     * Static function for getting tag names in bulk.
     *
     * @param MDMysqli       $mysqli_noda DB connection.
     * @param string         $lang        Language.
     * @param array<integer> $tag_ids     Tag IDs.
     *
     * @return array<int, string>
     */
    public static function getBatchTagNames(MDMysqli $mysqli_noda, string $lang, array $tag_ids):array {

        $output = [];

        // Get translations
        $result = $mysqli_noda->do_read_query("SELECT `tag_id`, `trans_name`
            FROM `tag_translation`
            WHERE `trans_language` = '" . $mysqli_noda->escape_string($lang) . "'
                AND `tag_id` IN (" . implode(', ', $tag_ids) . ")");

        while ($cur = $result->fetch_assoc()) {
            $output[(int)$cur['tag_id']] = (string)$cur['trans_name'];
        }
        $result->close();
        $result = null;

        if (!empty($tag_ids_left = array_diff($tag_ids, array_keys($output)))) {

            $result = $mysqli_noda->do_read_query("SELECT `tag_id`, `tag_name`
                FROM `tag`
                WHERE `tag_id` IN (" . implode(', ', $tag_ids_left) . ")");

            while ($cur = $result->fetch_assoc()) {
                $output[(int)$cur['tag_id']] = (string)$cur['tag_name'];
            }
            $result->close();
            $result = null;

        }

        if (count($output) > 1) {
            asort($output);
        }

        return $output;

    }

    /**
     * Static function for getting place names in bulk.
     *
     * @param MDMysqli       $mysqli_noda DB connection.
     * @param string         $lang        Language.
     * @param array<integer> $place_ids   Place IDs.
     *
     * @return array<int, string>
     */
    public static function getBatchPlaceNames(MDMysqli $mysqli_noda, string $lang, array $place_ids):array {

        $output = [];

        // Get translations
        $result = $mysqli_noda->do_read_query("SELECT `ort_id`, `trans_name`
            FROM `ort_translation`
            WHERE `trans_language` = '" . $mysqli_noda->escape_string($lang) . "'
                AND `ort_id` IN (" . implode(', ', $place_ids) . ")");

        while ($cur = $result->fetch_assoc()) {
            $output[(int)$cur['ort_id']] = (string)$cur['trans_name'];
        }
        $result->close();
        $result = null;

        if (!empty($place_ids_left = array_diff($place_ids, array_keys($output)))) {

            $result = $mysqli_noda->do_read_query("SELECT `ort_id`, `ort_name`
                FROM `orte`
                WHERE `ort_id` IN (" . implode(', ', $place_ids_left) . ")");

            while ($cur = $result->fetch_assoc()) {
                $output[(int)$cur['ort_id']] = (string)$cur['ort_name'];
            }
            $result->close();
            $result = null;

        }

        if (count($output) > 1) {
            asort($output);
        }

        return $output;

    }

    /**
     * Static function for getting persinst names in bulk.
     *
     * @param MDMysqli       $mysqli_noda  DB connection.
     * @param string         $lang         Language.
     * @param array<integer> $persinst_ids Persinst IDs.
     *
     * @return array<int, string>
     */
    public static function getBatchPersinstNames(MDMysqli $mysqli_noda, string $lang, array $persinst_ids):array {

        $output = [];

        // Get translations
        $result = $mysqli_noda->do_read_query("SELECT `persinst_id`, `trans_name`
            FROM `persinst_translation`
            WHERE `trans_language` = '" . $mysqli_noda->escape_string($lang) . "'
                AND `persinst_id` IN (" . implode(', ', $persinst_ids) . ")");

        while ($cur = $result->fetch_assoc()) {
            $output[(int)$cur['persinst_id']] = (string)$cur['trans_name'];
        }
        $result->close();
        $result = null;

        if (!empty($persinst_ids_left = array_diff($persinst_ids, array_keys($output)))) {
            $result = $mysqli_noda->do_read_query("SELECT `persinst_id`, `persinst_name_en`
                FROM `persinst`
                WHERE `persinst_id` IN (" . implode(', ', $persinst_ids_left) . ")");

            while ($cur = $result->fetch_assoc()) {
                $output[(int)$cur['persinst_id']] = (string)$cur['persinst_name_en'];
            }
            $result->close();
            $result = null;
        }

        if (count($output) > 1) {
            asort($output);
        }

        return $output;

    }

    /**
     * Static function for getting time names in bulk.
     *
     * @param MDMysqli       $mysqli_noda DB connection.
     * @param string         $lang        Language.
     * @param array<integer> $time_ids    Time IDs.
     *
     * @return array<int, string>
     */
    public static function getBatchTimeNames(MDMysqli $mysqli_noda, string $lang, array $time_ids):array {

        $output = [];

        // Get translations
        $result = $mysqli_noda->do_read_query("SELECT `zeit_id`, `trans_name`
            FROM `zeit_translation`
            WHERE `trans_language` = '" . $mysqli_noda->escape_string($lang) . "'
                AND `zeit_id` IN (" . implode(', ', $time_ids) . ")");

        while ($cur = $result->fetch_assoc()) {
            $output[(int)$cur['zeit_id']] = (string)$cur['trans_name'];
        }
        $result->close();
        $result = null;

        if (!empty($time_ids_left = array_diff($time_ids, array_keys($output)))) {

            $result = $mysqli_noda->do_read_query("SELECT `zeit_id`, `zeit_name`
                FROM `zeiten`
                WHERE `zeit_id` IN (" . implode(', ', $time_ids_left) . ")");

            while ($cur = $result->fetch_assoc()) {
                $output[(int)$cur['zeit_id']] = (string)$cur['zeit_name'];
            }
            $result->close();
            $result = null;

        }

        if (count($output) > 1) {
            asort($output);
        }

        return $output;

    }
}