<?php
declare(strict_types=1);

use Phinx\Migration\AbstractMigration;

final class AddShippingNoteNumber extends AbstractMigration
{
    public function up(): void
    {
        if ($this->getEnvironment() == "thetool") {
            $table = $this->table('WarehouseShippingNote');
            $table
                ->addColumn('shippingNoteNumber', 'string', ['limit' => 20, 'null' => true, 'after' => 'id'])
                ->addIndex(['shippingNoteNumber'], ['unique' => true])
                ->update();

            // Get all shipping notes ordered by create timestamp to assign numbers in chronological order
            $rows = $this->fetchAll(
                "SELECT id, YEAR(FROM_UNIXTIME(`create`)) as year
                 FROM WarehouseShippingNote
                 ORDER BY `create` ASC, id ASC"
            );

            // Group by year and assign sequential numbers
            $yearCounters = [];
            foreach ($rows as $row) {
                $year = $row['year'];
                if (!isset($yearCounters[$year])) {
                    $yearCounters[$year] = 0;
                }
                $yearCounters[$year]++;

                $shippingNoteNumber = 'LS' . $year . '-X' . str_pad((string)$yearCounters[$year], 4, '0', STR_PAD_LEFT);

                $this->execute(
                    "UPDATE WarehouseShippingNote SET shippingNoteNumber = '{$shippingNoteNumber}' WHERE id = {$row['id']}"
                );
            }

        }
    }

    public function down(): void
    {
        if ($this->getEnvironment() == "thetool") {
            $table = $this->table('WarehouseShippingNote');
            $table->removeColumn('shippingNoteNumber')->update();
        }
    }
}