<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Banner;
use Illuminate\Http\Request;

class BannerController extends Controller
{
    public function index()
    {
        $banners = Banner::orderBy('sort_order')->get();
        return view('admin.banners.index', compact('banners'));
    }

    public function create()
    {
        return view('admin.banners.form');
    }

    public function store(Request $request)
    {
        $data = $this->validated($request);
        Banner::create($data);
        return redirect()->route('admin.banners.index')->with('success', 'Banner erstellt.');
    }

    public function edit(Banner $banner)
    {
        return view('admin.banners.form', compact('banner'));
    }

    public function update(Request $request, Banner $banner)
    {
        $data = $this->validated($request, $banner);
        $banner->update($data);
        return redirect()->route('admin.banners.index')->with('success', 'Banner aktualisiert.');
    }

    public function destroy(Banner $banner)
    {
        $banner->delete();
        return redirect()->route('admin.banners.index')->with('success', 'Banner gelöscht.');
    }

    private function validated(Request $request, ?Banner $banner = null): array
    {
        $data = $request->validate([
            'headline'     => 'nullable|string|max:255',
            'subtext'      => 'nullable|string|max:500',
            'button_label' => 'nullable|string|max:100',
            'button_link'  => 'nullable|string|max:500',
            'sort_order'   => 'integer',
            'active'       => 'boolean',
        ]);
        $data['active'] = $request->boolean('active');
        if ($request->hasFile('image')) {
            $data['image'] = $request->file('image')->store('banners', 'public');
        } elseif ($banner) {
            $data['image'] = $banner->image;
        }
        return $data;
    }
}