kcal/app/Http/Controllers/GoalController.php

<?php

namespace App\Http\Controllers;

use App\Models\Goal;
use Illuminate\Contracts\View\View;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\Support\Carbon;
use Illuminate\Support\Facades\Auth;

class GoalController extends Controller
{
    /**
     * Display a listing of the resource.
     */
    public function index(Request $request): View
    {
        if ($request->date) {
            $date = Carbon::createFromFormat('Y-m-d', $request->date);
        }
        else {
            $date = Carbon::now();
        }
        return view('goals.index')
            ->with('date', $date)
            ->with('goals', Auth::user()->getGoalsByTime($date));
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Contracts\View\View
     */
    public function create(): View
    {
        return $this->edit(new Goal());
    }

    /**
     * Store a newly created resource in storage.
     */
    public function store(Request $request): RedirectResponse
    {
        return $this->update($request, new Goal());
    }

    /**
     * Display the specified resource.
     */
    public function show(Goal $goal): View
    {
        return view('goals.show')
            ->with('goal', $goal)
            ->with('nameOptions', Goal::getNameOptions())
            ->with('frequencyOptions', Goal::$frequencyOptions);
    }

    /**
     * Show the form for editing the specified resource.
     */
    public function edit(Goal $goal): View
    {
        return view('goals.edit')
            ->with('goal', $goal)
            ->with('nameOptions', Goal::getNameOptions())
            ->with('frequencyOptions', Goal::$frequencyOptions);
    }

    /**
     * Update the specified resource in storage.
     */
    public function update(Request $request, Goal $goal): RedirectResponse
    {
        $attributes = $request->validate([
            'from' => ['nullable', 'date'],
            'to' => ['nullable', 'date'],
            'frequency' => ['required', 'string'],
            'name' => ['required', 'string'],
            'goal' => ['required', 'numeric'],
        ]);
        $goal->fill($attributes)->user()->associate(Auth::user());
        $goal->save();
        session()->flash('message', "Goal updated!");
        return redirect()->route('goals.show', $goal);
    }

    /**
     * Confirm removal of specified resource.
     */
    public function delete(Goal $goal): View
    {
        return view('goals.delete')->with('goal', $goal);
    }

    /**
     * Remove the specified resource from storage.
     */
    public function destroy(Goal $goal): RedirectResponse
    {
        $goal->delete();
        return redirect(route('goals.index'))
            ->with('message', "Goal deleted!");
    }
}