<?php

namespace App\Database\Migrations;

use CodeIgniter\Database\Migration;

class SyncEnrollmentAdministrationNavRoles extends Migration
{
    public function up(): void
    {
        if (! $this->db->tableExists('nav_items') || ! $this->db->tableExists('role_nav_items')) {
            return;
        }

        $nav = $this->db->table('nav_items')
            ->select('id')
            ->where('url', 'administrator/enrollment-admin')
            ->limit(1)
            ->get()
            ->getRowArray();

        if ($nav === null) {
            return;
        }

        $this->grantRoles((int) $nav['id'], [
            'administrator',
            'principal',
            'vice_principal',
            'head of department (education)',
        ]);

        cache()->clean();
    }

    public function down(): void
    {
    }

    private function grantRoles(int $navItemId, array $roleNames): void
    {
        if (! $this->db->fieldExists('role_id', 'role_nav_items') || ! $this->db->tableExists('roles')) {
            return;
        }

        foreach ($roleNames as $roleName) {
            $roleBuilder = $this->db->table('roles')->select('id');
            $roleBuilder->groupStart()
                ->where('LOWER(name)', strtolower($roleName));
            if ($this->db->fieldExists('slug', 'roles')) {
                $roleBuilder->orWhere('LOWER(slug)', strtolower($roleName));
            }
            $role = $roleBuilder->groupEnd()
                ->limit(1)
                ->get()
                ->getRowArray();

            if ($role === null) {
                continue;
            }

            $exists = $this->db->table('role_nav_items')
                ->where('role_id', (int) $role['id'])
                ->where('nav_item_id', $navItemId)
                ->countAllResults() > 0;

            if (! $exists) {
                $this->db->table('role_nav_items')->insert([
                    'role_id' => (int) $role['id'],
                    'nav_item_id' => $navItemId,
                    'created_at' => date('Y-m-d H:i:s'),
                    'updated_at' => date('Y-m-d H:i:s'),
                ]);
            }
        }
    }
}