osb/app/Http/Controllers/ProductController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Illuminate\Support\Collection;

use App\Models\{Product,ProductTranslate};

class ProductController extends Controller
{
	/**
	 * Get a list of products that meet a type
	 *
	 * @param Request $request
	 * @return Collection
	 * @throws \Exception
	 */
	public function api_supplier_products(Request $request): Collection
	{
		switch ($request->type) {
			case 'App\Models\Product\Broadband':
				return Product\Broadband::select(['id','supplier_item_id'])
					->with(['supplied.supplier_detail.supplier'])
					->get()
					->map(function($item) { return ['id'=>$item->id,'name'=>sprintf('%s: %s',$item->supplied->supplier_detail->supplier->name,$item->supplied->name)]; })
					->sortBy('name')
					->values();

			case 'App\Models\Product\Email':
				return Product\Email::select(['id','supplier_item_id'])
					->with(['supplied.supplier_detail.supplier'])
					->get()
					->map(function($item) { return ['id'=>$item->id,'name'=>sprintf('%s: %s',$item->supplied->supplier_detail->supplier->name,$item->supplied->name)]; })
					->sortBy('name')
					->values();

			case 'App\Models\Product\Host':
				return Product\Host::select(['id','supplier_item_id'])
					->with(['supplied.supplier_detail.supplier'])
					->get()
					->map(function($item) { return ['id'=>$item->id,'name'=>sprintf('%s: %s',$item->supplied->supplier_detail->supplier->name,$item->supplied->name)]; })
					->sortBy('name')
					->values();

			case 'App\Models\Product\Phone':
				return Product\Phone::select(['id','supplier_item_id'])
					->with(['supplied.supplier_detail.supplier'])
					->get()
					->map(function($item) { return ['id'=>$item->id,'name'=>sprintf('%s: %s',$item->supplied->supplier_detail->supplier->name,$item->supplied->name)]; })
					->sortBy('name')
					->values();

			default:
				throw new \Exception('Unknown type: '.$request->type);
		}
	}

	/**
	 * Update a suppliers details
	 *
	 * @param Request $request
	 * @param Product $o
	 * @return \Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\Contracts\View\View|\Illuminate\Http\RedirectResponse
	 */
	public function details(Request $request,Product $o)
	{
		if ($request->post()) {
			$validation = $request->validate([
				'description.name' => 'required|string|min:2|max:255',
				'active' => 'sometimes|accepted',
				'model' => 'sometimes|string',			// @todo Check that it is a valid model type
				'model_id' => 'sometimes|int',			// @todo Check that it is a valid model type
			]);

			foreach (collect($validation)->except('description') as $key => $item)
				$o->{$key} = $item;

			$o->active = (bool)$request->active;

			try {
				$o->save();
			} catch (\Exception $e) {
				return redirect()->back()->withErrors($e->getMessage())->withInput();
			}

			$o->load(['description']);
			$oo = $o->description ?: new ProductTranslate;

			foreach (collect($validation)->get('description',[]) as $key => $item)
				$oo->{$key} = $item;

			$o->description()->save($oo);

			return redirect()->back()
				->with('success','Product saved');
		}

		if (! $o->exists && $request->name)
			$o = Product::where('name',$request->name)->firstOrNew();

		return view('product.details')
			->with('breadcrumb',collect(['Products'=>url('a/product')]))
			->with('o',$o);
	}

	/**
	 * Manage products for a site
	 *
	 * @note This method is protected by the routes
	 * @return \Illuminate\Contracts\Foundation\Application|\Illuminate\Contracts\View\Factory|\Illuminate\Contracts\View\View
	 */
	public function home()
	{
		return view('product.home');
	}
}