<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Factories\HasFactory;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\HasMany;
use Illuminate\Database\Eloquent\Relations\HasOne;

class Member extends Model
{
    use HasFactory;

    protected $fillable = [
        'no_anggota',
        'no_pekerja',
        'no_kp',
        'nama',
        'jabatan',
        'bahagian',
        'telefon',
        'status_aktif',
    ];

    protected function casts(): array
    {
        return [
            'status_aktif' => 'boolean',
        ];
    }

    public function attendance(): HasOne
    {
        return $this->hasOne(AttendanceRecord::class);
    }

    public function drawResults(): HasMany
    {
        return $this->hasMany(DrawResult::class);
    }

    public function hasAttended(): bool
    {
        return $this->attendance()->exists();
    }

    /** Adakah anggota ini sudah menang & disahkan? */
    public function hasConfirmedWin(): bool
    {
        return $this->drawResults()->where('status', DrawResult::STATUS_CONFIRMED)->exists();
    }

    /** No KP bertopeng untuk paparan biasa: 850101-01-**** */
    public function maskedKp(): ?string
    {
        if (! $this->no_kp) {
            return null;
        }

        $kp = $this->no_kp;
        // Format standard 12 digit (boleh ada sempang)
        $digits = preg_replace('/\D/', '', $kp);
        if (strlen($digits) === 12) {
            return substr($digits, 0, 6) . '-' . substr($digits, 6, 2) . '-****';
        }

        // Fallback: tunjukkan 4 aksara pertama, topeng selebihnya
        $visible = substr($kp, 0, max(strlen($kp) - 4, 0));
        return $visible . str_repeat('*', min(4, strlen($kp)));
    }

    public function scopeAktif(Builder $query): Builder
    {
        return $query->where('status_aktif', true);
    }

    public function scopeHadir(Builder $query): Builder
    {
        return $query->whereHas('attendance');
    }

    public function scopeBelumHadir(Builder $query): Builder
    {
        return $query->whereDoesntHave('attendance');
    }

    public function scopeSearch(Builder $query, ?string $term): Builder
    {
        $term = trim((string) $term);
        if ($term === '') {
            return $query;
        }

        $like = '%' . $term . '%';
        $digits = preg_replace('/\D/', '', $term);

        return $query->where(function (Builder $q) use ($like, $term, $digits) {
            $q->where('nama', 'like', $like)
                ->orWhere('no_pekerja', 'like', $like)
                ->orWhere('no_anggota', 'like', $like)
                ->orWhere('no_kp', 'like', $like);

            if ($digits !== '') {
                $q->orWhere('no_kp', 'like', '%' . $digits . '%')
                    ->orWhere('no_pekerja', 'like', '%' . $digits . '%');
            }
        });
    }
}