<?php

namespace Modules\QualityManagement\Http\Controllers;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Modules\QualityManagement\Models\SpcMeasurement;
use Modules\QualityManagement\Services\SpcAnalysisService;

class SpcController extends Controller
{
    public function index(Request $request, SpcAnalysisService $spc)
    {
        if (! auth()->user()->can('qms.spc.view')) {
            abort(403);
        }

        $business_id = $request->session()->get('user.business_id');
        $characteristic = $request->get('characteristic', '');
        $measurements = SpcMeasurement::forBusiness($business_id)
            ->when($characteristic, fn ($q) => $q->where('characteristic_name', $characteristic))
            ->latest('measured_at')
            ->paginate(30);

        $characteristics = SpcMeasurement::forBusiness($business_id)
            ->select('characteristic_name')
            ->distinct()
            ->pluck('characteristic_name');

        $summary = $characteristic ? $spc->characteristicSummary($business_id, $characteristic) : null;

        return view('qualitymanagement::spc.index', compact('measurements', 'characteristics', 'characteristic', 'summary'));
    }

    public function store(Request $request, SpcAnalysisService $spc)
    {
        if (! auth()->user()->can('qms.spc.create')) {
            abort(403);
        }

        $business_id = $request->session()->get('user.business_id');
        $validated = $request->validate([
            'characteristic_name' => 'required|string|max:255',
            'measured_value' => 'required|numeric',
            'usl' => 'nullable|numeric',
            'lsl' => 'nullable|numeric',
            'target' => 'nullable|numeric',
            'ie_work_order_id' => 'nullable|integer',
            'shop_floor_event_id' => 'nullable|integer',
        ]);

        $spc->recordMeasurement($business_id, $validated);

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