FilamentLaravel/app/Http/Controllers/FilamentController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Models\Filament;
use App\Models\Color;
use App\Models\FilamentType;
use App\Models\Manufacturer;

class FilamentController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index()
    {
        // show all filaments
        $filaments = Filament::all();
        $manufacturers = Manufacturer::all();
        return view('filaments.index', ['filaments' => $filaments, 'manufacturers' => $manufacturers]);
    }

    /**
     * Show the form for creating a new resource.
     */
    public function create()
    {
        // create a new filament
        $manufacturers = Manufacturer::all();
        $types = FilamentType::all();
        $colors = Color::all();
        return view('filaments.create', compact('manufacturers', 'types', 'colors'));
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request)
    {
        // store a new filament
        $request->validate([
            'name' => 'required|string|max:255',
            'description' => 'nullable|string',
            'color_id' => 'required|exists:colors,id',
            'type_id' => 'required|exists:filament_types,id',
            'manufacturer_id' => 'required|exists:manufacturers,id',
            'weight' => 'required|numeric',
            'price' => 'nullable|decimal:2',
            'diameter' => 'required|decimal:2',
            'stock' => 'required|integer'
        ]);

        $filament = new Filament();
        $filament->name = $request->name;
        $filament->description = $request->description;
        $filament->color_id = $request->color_id;
        $filament->type_id = $request->type_id;
        $filament->manufacturer_id = $request->manufacturer_id;
        $filament->weight = $request->weight;
        $filament->price = $request->price;
        $filament->diameter = $request->diameter;
        $filament->stock = $request->stock;
        $filament->save();

        ManufacturerController::refresh();
        return redirect()->route('filaments.index')->with('success', 'Filament created successfully.');
    }

    /**
     * Display the specified resource.
     */
    public function show(string $id)
    {
        // show a specific filament
        $filament = Filament::find($id);
        $manufacturer = Manufacturer::find($filament->manufacturer_id);
        $type = FilamentType::find($filament->type_id);
        $color = Color::find($filament->color_id);
        return view('filaments.show', compact('filament', 'manufacturer', 'type', 'color'));
    }

    /**
     * Show the form for editing the specified resource.
     */
    public function edit(string $id)
    {
        // edit a specific filament
        $filament = Filament::find($id);
        $manufacturers = Manufacturer::all();
        $types = FilamentType::all();
        $colors = Color::all();
        return view('filaments.edit', compact('filament', 'manufacturers', 'types', 'colors'));
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(Request $request, string $id)
    {
        // update a specific filament
        $request->validate([
            'name' => 'required|string|max:255',
            'description' => 'nullable|string',
            'color_id' => 'required|exists:colors,id',
            'type_id' => 'required|exists:filament_types,id',
            'manufacturer_id' => 'required|exists:manufacturers,id',
            'weight' => 'required|numeric',
            'price' => 'nullable|decimal:2',
            'diameter' => 'required|decimal:2',
            'stock' => 'required|integer'
        ]);

        $filament = Filament::find($id);
        $filament->name = $request->name;
        $filament->description = $request->description;
        $filament->color_id = $request->color_id;
        $filament->type_id = $request->type_id;
        $filament->manufacturer_id = $request->manufacturer_id;
        $filament->weight = $request->weight;
        $filament->price = $request->price;
        $filament->diameter = $request->diameter;
        $filament->stock = $request->stock;
        $filament->save();

        ManufacturerController::refresh();

        return redirect()->route('filaments.show', $filament->id)->with('success', 'Filament updated successfully.');
    }

    /**
     * Remove the specified resource from storage.
     */
    public function destroy(string $id)
    {
        // delete a specific filament
        $filament = Filament::find($id);
        $filament->delete();

        ManufacturerController::refresh();
        return redirect()->route('filaments.index')->with('success', 'Filament deleted successfully.');
    }
}