<?php

namespace App\Models;

class ParentNotification extends BaseModel
{
    protected $table = 'parent_notifications';

    // ✅ legacy: useTimestamps = true (created_at/updated_at)
    public $timestamps = true;

    protected $fillable = ['student_id', 'code', 'incident_date', 'channel', 'to_address', 'subject', 'status', 'response', 'semester', 'school_year', 'created_at', 'updated_at'];

    protected $casts = [
        'student_id' => 'integer',
        // incident_date is stored as Y-m-d in legacy usage
        'incident_date' => 'date',
    ];

    /* Optional relationships */
    public function student()
    {
        return $this->belongsTo(Student::class, 'student_id');
    }

    /**
     * Equivalent of legacy hasSent()
     */
    public static function hasSent(
        int $studentId,
        string $code,
        string $incidentYmd,
        string $channel = 'email',
        ?string $to = null
    ): bool {
        $q = static::query()
            ->where('student_id', $studentId)
            ->where('code', $code)
            ->whereDate('incident_date', $incidentYmd)
            ->where('channel', $channel);

        if (! empty($to)) {
            $q->where('to_address', $to);
        }

        $row = $q->orderByDesc('id')->first();

        return $row && (($row->status ?? '') === 'sent');
    }
}