Recipes/app/Http/Controllers/RecipeController.php

<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use App\Recipe;
use App\RecipeIngredient;
use App\RecipeCategory;
use App\User;

class RecipeController extends Controller
{
  public function index()
  {
    $recipes = Recipe::with('user')->get();
    $categories=array_values(RecipeCategory::get()->sortby('name')->pluck('name')->unique()->toArray());
    return view('recipes.index')->with('recipes', $recipes)->with('categories',$categories);
  }

  public function show($id)
  {
    $recipe=Recipe::with('user')->findOrFail($id);
    return view('recipes.show')->with('recipe', $recipe);
  }

  public function edit($id){
    $recipe=Recipe::with('user')->findOrFail($id);
    $lists['ingredients']=array_values(RecipeIngredient::get()->sortby('name')->pluck('name')->unique()->toArray());
    $lists['measurements']=array_values(RecipeIngredient::get()->sortby('measurement')->pluck('measurement')->unique()->toArray());
    $lists['categories']=array_values(RecipeCategory::get()->sortby('name')->pluck('name')->unique()->toArray());
    $lists['authors']=array_values(Recipe::get()->sortby('author')->pluck('author')->unique()->toArray());
    $lists['owners']=array_values(User::get()->sortby('name')->pluck('name')->unique()->toArray());
    return view('recipes.edit')->with('recipe', $recipe)->with('lists',$lists);
  }

  public function update(Request $request, $id)
  {
  }
}