<?php

namespace App\Models;

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

class Supply extends Model
{
    protected $table = 'supplies';
    protected $guarded = ['id'];

    public function category(): BelongsTo
    {
        return $this->belongsTo(Category::class, 'category_id');
    }

    protected static function booted()
    {
        parent::booted();

        static::saving(function ($supply) {
            // 1. Sinkronisasi Slug (Mencegah error SQL sebelumnya)
            if ($supply->isDirty('nama_perlengkapan') || empty($supply->slug)) {
                $supply->slug = Str::slug($supply->nama_perlengkapan) . '-' . Str::random(5);
            }

            // 2. Auto-Categorization
            if (empty($supply->category_id)) {
                $name = strtolower($supply->nama_perlengkapan);
                
                // Ambil kategori yang punya keywords
                $categories = Category::whereNotNull('keywords')->get();

                foreach ($categories as $cat) {
                    $keywords = explode(',', strtolower($cat->keywords));
                    
                    foreach ($keywords as $keyword) {
                        $trimmed = trim($keyword);
                        
                        // Cek apakah "pasir" atau keyword lain ada di nama produk
                        if (!empty($trimmed) && str_contains($name, $trimmed)) {
                            $supply->category_id = $cat->id;
                            // PENTING: Update kolom teks 'kategori' agar tampilan tidak 'Umum'
                            $supply->kategori = $cat->name; 
                            return; 
                        }
                    }
                }

                // 3. Fallback jika tidak ada yang cocok
                // Cari kategori yang mengandung kata 'Pasir' atau 'Umum'
                $default = Category::where('name', 'LIKE', '%Pasir%')
                                   ->orWhere('name', 'Umum')
                                   ->first();
                
                if ($default) {
                    $supply->category_id = $default->id;
                    $supply->kategori = $default->name;
                } else {
                    $supply->kategori = 'Umum';
                }
            }
        });
    }
}