<?php

namespace App\Models\Sppm;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

class PetugasAssignment extends Model
{
    protected $connection = 'sppm';
    protected $table = 'petugas_assignments';
    protected $guarded = [];

    public function permohonan(): BelongsTo
    {
        return $this->belongsTo(PetugasPermohonan::class, 'permohonan_id');
    }

    public function pusatMengundi(): BelongsTo
    {
        return $this->belongsTo(PusatMengundi::class, 'pusat_mengundi_id');
    }

    public function saluran(): BelongsTo
    {
        return $this->belongsTo(Saluran::class, 'saluran_id');
    }

    public function jawatan(): BelongsTo
    {
        return $this->belongsTo(JawatanTetapan::class, 'jawatan_tetapan_id');
    }

    /**
     * Penempatan KTM (Ketua Tempat Mengundi) sahaja.
     */
    public function scopeKtm($query)
    {
        return $query->whereHas('jawatan', fn ($q) => $q->where('kod', 'KTM'));
    }

    /**
     * Penempatan dalam DUN tertentu (melalui pusat mengundi penempatan).
     */
    public function scopeUntukDun($query, int $dunId)
    {
        return $query->whereHas('pusatMengundi', fn ($q) => $q->where('dun_id', $dunId));
    }
}