osb/app/Http/Controllers/UserController.php

<?php

namespace App\Http\Controllers;

use Carbon\Carbon;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Hash;
use Illuminate\Support\Facades\Session;

use App\Http\Requests\{AccountSupplierAdd,UserEdit};
use App\Models\{Account,Supplier,User};

class UserController extends Controller
{
	/**
	 * Update user settings
	 *
	 * @param UserEdit $request
	 * @param User $o
	 * @return RedirectResponse
	 */
	public function edit(UserEdit $request,User $o): RedirectResponse
	{
		foreach (Arr::except($request->validated(),['password']) as $field => $value)
			$o->{$field} = $value;

		if ($x=$request->validated('password'))
			$o->password = Hash::make($x);

		return redirect()
			->back()
			->with('success',($o->isDirty() && $o->save()) ? 'User Updated' : 'No Changes');
	}

	/**
	 * Add a supplier to a user's profile
	 *
	 * @param AccountSupplierAdd $request
	 * @param Account $o
	 * @return RedirectResponse
	 */
    public function supplier_addedit(AccountSupplierAdd $request,Account $o): RedirectResponse
	{
		$o->suppliers()->attach([
			$request->validated('supplier_id') => [
				'supplier_ref'=>$request->validated('supplier_ref'),
				'created_at'=>Carbon::now(),
			]
		]);

		return redirect()
			->back()
			->with('success','Supplier Added');
	}

	/**
	 * Remove a supplier from a user's profile
	 *
	 * @param Account $o
	 * @param Supplier $so
	 * @return RedirectResponse
	 */
	public function supplier_delete(Account $o,Supplier $so): RedirectResponse
	{
		Session::put('supplier_update',TRUE);

		$o->suppliers()->detach([$so->id]);

		return redirect()
			->back()
			->with('success','Supplier Deleted');
	}
}