ldc-supportweb/app/Http/Controllers/ProjectController.php

<?php

namespace App\Http\Controllers;

use App\Http\Requests\StoreProject;
use App\Http\Requests\UpdateProject;
use App\Models\Project;
use App\Models\Ticket;

class ProjectController extends Controller
{
    public function __construct()
    {
        $this->authorizeResource(Project::class, 'project');
    }

    public function index()
    {
        $projects = Project::all();
        return view('project.index', compact('projects'));
    }

    public function create()
    {
        return view('project.create');
    }

    public function store(StoreProject $request)
    {
        $project = new Project($request->validated());
        $project->saveOrFail();

        return redirect()->route('project.index');
    }

    public function edit(Project $project)
    {
        return view('project.edit', [
            'project' => $project
        ]);
    }

    public function update(UpdateProject $request, Project $project)
    {
        $project->fill($request->validated());
        $project->saveOrFail();

        return redirect()->back()->with('success', 'Modifications enregistrées !');
    }

    public function destroy(Project $project)
    {
        if (Ticket::where('project_id', $project->id)->count()) {
            return redirect()->back()
                ->withErrors("Ce projet ne peut être supprimer, des tickets lui sont encore liés.");
        }
        $project->delete();
        return redirect()->route('project.index');
    }
}