<?php

namespace Modules\IndustrialEngineering\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Routing\Controller;
use Modules\IndustrialEngineering\Http\Controllers\Concerns\AuthorizesIndustrialEngineering;
use Modules\IndustrialEngineering\Models\CpqConfiguration;
use Modules\IndustrialEngineering\Models\CpqOptionGroup;
use Modules\IndustrialEngineering\Models\ProductPlatform;
use Modules\IndustrialEngineering\Services\CpqService;

class CpqController extends Controller
{
    use AuthorizesIndustrialEngineering;

    public function index(Request $request)
    {
        $this->authorizeIe('ie.cpq.view');
        $business_id = $request->session()->get('user.business_id');
        $configurations = CpqConfiguration::forBusiness($business_id)->with(['contact', 'productPlatform'])->latest('id')->paginate(20);

        return view('industrialengineering::cpq.index', compact('configurations'));
    }

    public function create(Request $request)
    {
        $this->authorizeIe('ie.cpq.create');
        $business_id = $request->session()->get('user.business_id');
        $platforms = ProductPlatform::forBusiness($business_id)->pluck('name', 'id');

        return view('industrialengineering::cpq.create', compact('platforms'));
    }

    public function configure($platformId, Request $request, CpqService $cpq)
    {
        $this->authorizeIe('ie.cpq.create');
        $business_id = $request->session()->get('user.business_id');
        $configurator = $cpq->getConfigurator($business_id, (int) $platformId);
        $platform = ProductPlatform::forBusiness($business_id)->findOrFail($platformId);

        return view('industrialengineering::cpq.configure', compact('configurator', 'platform'));
    }

    public function store(Request $request, CpqService $cpq)
    {
        $this->authorizeIe('ie.cpq.create');
        $business_id = $request->session()->get('user.business_id');
        $validated = $request->validate([
            'name' => 'required|string|max:255',
            'product_platform_id' => 'nullable|integer',
            'contact_id' => 'nullable|integer',
            'base_bom_id' => 'nullable|integer',
            'selected_options' => 'nullable|array',
        ]);

        $selected = $cpq->applyRules($validated['selected_options'] ?? [], $business_id);
        $validated['selected_options'] = $selected;
        $config = $cpq->buildConfiguration($business_id, $validated);

        return redirect()->action([self::class, 'show'], $config->id)
            ->with('status', ['success' => 1, 'msg' => __('industrialengineering::lang.cpq_created')]);
    }

    public function show($id)
    {
        $this->authorizeIe('ie.cpq.view');
        $business_id = request()->session()->get('user.business_id');
        $configuration = CpqConfiguration::forBusiness($business_id)->with(['contact', 'productPlatform'])->findOrFail($id);

        return view('industrialengineering::cpq.show', compact('configuration'));
    }

    public function quote($id, CpqService $cpq)
    {
        $this->authorizeIe('ie.cpq.create');
        $business_id = request()->session()->get('user.business_id');
        $configuration = CpqConfiguration::forBusiness($business_id)->findOrFail($id);
        $configuration->update(['status' => 'quoted']);

        return redirect()->back()->with('status', ['success' => 1, 'msg' => __('industrialengineering::lang.cpq_quoted')]);
    }
}