<?php

namespace App\Http\Controllers;

use App\Models\Product;
use App\Models\StockLog;
use App\Services\StockService;
use Illuminate\Http\Request;

class StockLogController extends Controller
{
    public function Input(Request $request, $id)
    {
        // queryString action 의 default value 는 in 으로 한다.
        $action = $request->query('action','in');
        if(!in_array($action, ['in','out']))
        {
            abort(400, '잘못된 action 값 입니다.');
        }
        $title = ($action == 'in') ? '입고 등록' : '출고 등록';
        // Product 조회 ( or 404)
        $product = Product::findOrFail($id);
        // Blade 뷰에 Product 전달
        return view('stock.input', compact('product', 'title', 'action'));
    }

    public function store(Request $request, $id, StockService $stock)
    {
        $action = $request->query('action', 'in');
        if(!in_array($action, ['in','out']))
        {
            abort(400, '잘못된 action 값 입니다.');
        }
        $product = Product::findOrFail($id);
        $validated = $request->validate([
            'amount' => ['required', 'integer']
        ]);
        // StockLog::create([
        //     'product_id' => $product->id,
        //     'change_type' => $action,
        //     'change_amount' => $validated['amount']
        // ]);
        $stock->adjust($product, $action, (int) $validated['amount']);
        
        return redirect()->route('product')->with('success', $action == 'in' ? '입고처리 완료' : '출고처리 완료');
    }
}