<?php

namespace App\Notifications;

use App\Models\Notification;
use App\Models\Task;

final class TaskDueNotification
{
    public static function send(Task $task, string $kind): void
    {
        if (! $task->assigned_to) {
            return;
        }

        $moment = $kind === 'overdue' ? $task->due_at : $task->reminder_at;
        if (! $moment) {
            return;
        }

        Notification::firstOrCreate(
            ['idempotency_key' => "task:{$task->id}:{$kind}:{$moment->getTimestamp()}"],
            [
                'user_id' => $task->assigned_to,
                'title' => $kind === 'overdue' ? 'کار عقب‌افتاده' : 'یادآوری موعد کار',
                'message' => $task->subject,
                'type' => $kind === 'overdue' ? 'task_overdue' : 'task_due',
                'data' => [
                    'task_id' => $task->id,
                    'url' => "/tasks?task={$task->id}",
                    'due_at' => $task->due_at?->toISOString(),
                ],
                'is_read' => false,
            ]
        );
    }
}