GG.deals clone: CodeIgniter 4 + MongoDB game price tracker

- Full gg.deals-style UI: deal feed with filters, game pages with price
  history charts, rankings, vouchers, news, prepaids, subscriptions,
  bundles, franchises, wishlist, API docs
- Real data crawlers:
  * gg:crawl (Steam Store API + GOG Catalog + Epic free games)
  * gg:catalog (252K game slugs from gg.deals sitemaps)
  * gg:ggdeals (per-game prices via FlareSolverr session, JSON-LD parsing)
  * gg:seed / gg:crawl-covers (demo seed + Steam CDN cover art)
- 24/7 self-updating scheduler (scripts/scheduler_loop.php, lockfile-protected)
- Tailwind v4 dark/light theme, Alpine.js, Chart.js

app/Controllers/Api.php

@@ -0,0 +1,90 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use App\Models\GameModel;
+use CodeIgniter\Controller;
+
+class Api extends Controller
+{
+    public function suggest(): \CodeIgniter\HTTP\ResponseInterface
+    {
+        $q = trim((string) service('request')->getGet('q'));
+        if (mb_strlen($q) < 2) {
+            return service('response')->setJSON([]);
+        }
+
+        return service('response')->setJSON((new GameModel())->suggest($q));
+    }
+
+    /**
+     * Game Prices API: lowest price by Steam App ID.
+     * GET /api/prices?appid=1245620
+     */
+    public function prices(): \CodeIgniter\HTTP\ResponseInterface
+    {
+        $appid = (int) service('request')->getGet('appid');
+        if ($appid <= 0) {
+            return service('response')->setStatusCode(400)->setJSON([
+                'error'   => 'bad_request',
+                'message' => 'Missing or invalid "appid" query parameter.',
+            ]);
+        }
+
+        // appid map is in the CrawlCovers command; reuse via a public map.
+        $game = (new GameModel())->findByAppId($appid);
+        if ($game === null) {
+            return service('response')->setStatusCode(404)->setJSON([
+                'error'   => 'not_found',
+                'message' => "No game found for Steam App ID {$appid}.",
+            ]);
+        }
+
+        return service('response')->setJSON([
+            'game' => [
+                'title'          => $game['title'],
+                'slug'           => $game['slug'],
+                'url'            => '/game/' . $game['slug'],
+                'steam_appid'    => $appid,
+                'regular_price'  => (float) $game['base_price'],
+                'best_official'  => [
+                    'price' => (float) $game['best_official']['price'],
+                    'store' => $game['best_official']['store'],
+                    'cut'   => (int) $game['best_official']['cut'],
+                ],
+                'best_keyshop'   => [
+                    'price' => (float) $game['best_keyshop']['price'],
+                    'store' => $game['best_keyshop']['store'],
+                    'cut'   => (int) $game['best_keyshop']['cut'],
+                ],
+                'all_time_low'   => [
+                    'price' => (float) $game['all_time_low']['price'],
+                    'store' => $game['all_time_low']['store'],
+                    'date'  => $game['all_time_low']['date'] instanceof \MongoDB\BSON\UTCDateTime
+                        ? $game['all_time_low']['date']->toDateTime()->format('Y-m-d')
+                        : null,
+                ],
+                'active_deals'   => (int) $game['active_deals'],
+                'metacritic'     => (int) $game['score'],
+            ],
+        ]);
+    }
+
+    /**
+     * API documentation page data (regions, endpoints).
+     */
+    public function docs(): string
+    {
+        $model = new GameModel();
+
+        $data = [
+            'pageTitle' => 'GG.deals API — Game Deals, Bundles and Prices API',
+            'stats'     => $model->stats(),
+        ];
+
+        return view('api', $data);
+    }
+}

app/Controllers/BaseController.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Controllers;
+
+use CodeIgniter\Controller;
+use CodeIgniter\HTTP\RequestInterface;
+use CodeIgniter\HTTP\ResponseInterface;
+use Psr\Log\LoggerInterface;
+
+/**
+ * BaseController provides a convenient place for loading components
+ * and performing functions that are needed by all your controllers.
+ *
+ * Extend this class in any new controllers:
+ * ```
+ *     class Home extends BaseController
+ * ```
+ *
+ * For security, be sure to declare any new methods as protected or private.
+ */
+abstract class BaseController extends Controller
+{
+    /**
+     * Be sure to declare properties for any property fetch you initialized.
+     * The creation of dynamic property is deprecated in PHP 8.2.
+     */
+
+    // protected $session;
+
+    /**
+     * @return void
+     */
+    public function initController(RequestInterface $request, ResponseInterface $response, LoggerInterface $logger)
+    {
+        // Load here all helpers you want to be available in your controllers that extend BaseController.
+        // Caution: Do not put the this below the parent::initController() call below.
+        // $this->helpers = ['form', 'url'];
+
+        // Caution: Do not edit this line.
+        parent::initController($request, $response, $logger);
+
+        // Preload any models, libraries, etc, here.
+        // $this->session = service('session');
+    }
+}

app/Controllers/Bundle.php

@@ -0,0 +1,38 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use App\Models\GameModel;
+use App\Models\StoreModel;
+use CodeIgniter\Controller;
+
+class Bundle extends Controller
+{
+    public function index(string $slug): string
+    {
+        $b = Mongo::collection('bundles')->findOne(['slug' => $slug]);
+        if ($b === null) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        $games = [];
+        foreach ($b['games'] as $gslug) {
+            $g = (new GameModel())->findBySlug($gslug);
+            if ($g !== null) {
+                $games[] = $g;
+            }
+        }
+
+        $data = [
+            'pageTitle' => $b['title'] . ' Bundle — GG.deals',
+            'bundle'    => $b,
+            'games'     => $games,
+            'stores'    => (new StoreModel())->map(),
+        ];
+
+        return view('bundle', $data);
+    }
+}

app/Controllers/Franchise.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use App\Models\GameModel;
+use CodeIgniter\Controller;
+
+class Franchise extends Controller
+{
+    public function index(string $slug): string
+    {
+        $fr = Mongo::collection('franchises')->findOne(['slug' => $slug]);
+        if ($fr === null) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        $games = [];
+        foreach ($fr['games'] as $gslug) {
+            $g = (new GameModel())->findBySlug($gslug);
+            if ($g !== null) {
+                $games[] = $g;
+            }
+        }
+
+        $data = [
+            'pageTitle' => $fr['name'] . ' Franchise — GG.deals',
+            'franchise' => $fr,
+            'games'     => $games,
+            'allFranchises' => Mongo::collection('franchises')->find([], ['sort' => ['name' => 1]])->toArray(),
+        ];
+
+        return view('franchise', $data);
+    }
+
+    public function all(): string
+    {
+        $list = Mongo::collection('franchises')->find([], ['sort' => ['name' => 1]])->toArray();
+
+        $data = [
+            'pageTitle' => 'Franchises — GG.deals',
+            'franchises' => $list,
+        ];
+
+        return view('franchises', $data);
+    }
+}

app/Controllers/Game.php

@@ -0,0 +1,44 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use App\Models\GameModel;
+use App\Models\StoreModel;
+use CodeIgniter\Controller;
+
+class Game extends Controller
+{
+    public function show(string $slug): string
+    {
+        $model = new GameModel();
+
+        $game = $model->findBySlug($slug);
+        if ($game === null) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        $deals      = $model->dealsFor($slug);
+        $history    = $model->historyFor($slug);
+        $similar    = $model->similar($game, 8);
+        $bundles    = $model->bundlesFor($slug);
+        $franchises = $model->franchisesFor($slug);
+        $subscriptions = Mongo::collection('subscriptions')->find([], ['sort' => ['price' => 1]])->toArray();
+
+        $data = [
+            'pageTitle'     => $game['title'] . ' — best deals — GG.deals',
+            'game'          => $game,
+            'deals'         => $deals,
+            'history'       => $history,
+            'stores'        => (new StoreModel())->map(),
+            'similar'       => $similar,
+            'bundles'       => $bundles,
+            'franchises'    => $franchises,
+            'subscriptions' => $subscriptions,
+        ];
+
+        return view('game', $data);
+    }
+}

app/Controllers/Games.php

@@ -0,0 +1,75 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Models\GameModel;
+use App\Models\StoreModel;
+use CodeIgniter\Controller;
+
+class Games extends Controller
+{
+    public function index(string $genre = ''): string
+    {
+        $model  = new GameModel();
+        $request = service('request');
+
+        // genre map (slug => name)
+        $genres = [];
+        foreach ($model->genres() as $g) {
+            $slug = url_title((string) $g['_id'], '-', true);
+            $genres[$slug] = ['name' => $g['_id'], 'count' => $g['count']];
+        }
+        ksort($genres);
+
+        $genreName = '';
+        if ($genre !== '') {
+            if (! isset($genres[$genre])) {
+                throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+            }
+            $genreName = $genres[$genre]['name'];
+        }
+
+        // ---- filters (same shape as the deal feed) ----
+        $filters = [
+            'stores'    => array_values(array_filter(array_map('strval', (array) $request->getGet('stores')))),
+            'kind'      => (string) ($request->getGet('kind') ?? ''),
+            'min_price' => $request->getGet('min_price') !== null ? (string) $request->getGet('min_price') : '',
+            'max_price' => $request->getGet('max_price') !== null ? (string) $request->getGet('max_price') : '',
+            'min_cut'   => (int) ($request->getGet('min_cut') ?? 0),
+            'hl_only'   => (bool) $request->getGet('hl_only'),
+            'sort'      => (string) ($request->getGet('sort') ?? 'trending'),
+            'q'         => trim((string) ($request->getGet('q') ?? '')),
+            'price_tier'    => (string) ($request->getGet('price_tier') ?? ''),
+            'discount_tier' => (string) ($request->getGet('discount_tier') ?? ''),
+            'deal_rating'   => (string) ($request->getGet('deal_rating') ?? ''),
+            'release_range' => (string) ($request->getGet('release_range') ?? ''),
+            'time_range'    => (string) ($request->getGet('time_range') ?? ''),
+            'genre'     => $genreName,
+            'genres'    => array_values(array_filter(array_map('strval', (array) $request->getGet('genres')))),
+        ];
+
+        $page    = max(1, (int) $request->getGet('page'));
+        $perPage = 20;
+
+        $feed = $model->feed($filters, $page, $perPage);
+
+        $data = [
+            'pageTitle'  => ($genreName !== '' ? ucwords($genreName) . ' games — ' : '') . 'GG.deals',
+            'filters'    => $filters,
+            'feed'       => $feed['rows'],
+            'total'      => $feed['total'],
+            'pages'      => $feed['pages'],
+            'page'       => $page,
+            'perPage'    => $perPage,
+            'genres'     => $genres,
+            'activeGenre' => $genre,
+            'activeGenreName' => $genreName,
+            'stores'     => (new StoreModel())->all(),
+            'stats'      => $model->stats(),
+        ];
+
+        return view('games', $data);
+    }
+}

app/Controllers/Home.php

@@ -0,0 +1,136 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Models\GameModel;
+use App\Models\StoreModel;
+use App\Libraries\Mongo;
+
+class Home extends BaseController
+{
+    /**
+     * Deal presets (mirrors gg.deals /deals/{preset}/ URLs).
+     */
+    private const PRESETS = [
+        'hot-new-deals'   => ['title' => 'Hot New Deals',   'sort' => 'hot',   'preset' => 'hot_new'],
+        'new-deals'       => ['title' => 'New Deals',       'sort' => 'recent', 'preset' => 'new'],
+        'historical-lows' => ['title' => 'Historical Lows', 'sort' => 'rating', 'preset' => 'hl'],
+        'ending-soon'     => ['title' => 'Ending Soon',     'sort' => 'ending', 'preset' => 'ending'],
+        'at-least-75-off' => ['title' => 'At least 75% off', 'sort' => 'cut',   'preset' => 'cut75'],
+        'at-least-85-off' => ['title' => 'At least 85% off', 'sort' => 'cut',   'preset' => 'cut85'],
+    ];
+
+    public function index(): string
+    {
+        $request = service('request');
+
+        // If any filter/search is active → regular deal feed. Otherwise → homepage dashboard.
+        $hasFilters = $request->getGet('stores') !== null || $request->getGet('kind') !== null
+            || $request->getGet('min_price') !== null || $request->getGet('max_price') !== null
+            || $request->getGet('min_cut') !== null || $request->getGet('hl_only') !== null
+            || $request->getGet('sort') !== null || $request->getGet('price_tier') !== null
+            || $request->getGet('discount_tier') !== null || $request->getGet('deal_rating') !== null
+            || $request->getGet('release_range') !== null || $request->getGet('q') !== null;
+
+        if (! $hasFilters) {
+            return $this->dashboard();
+        }
+
+        return $this->renderFeed([]);
+    }
+
+    /**
+     * Plain deal feed (used by /deals) regardless of filters.
+     */
+    public function feedOnly(): string
+    {
+        return $this->renderFeed([]);
+    }
+
+    /**
+     * Homepage dashboard mirroring gg.deals: multiple preset sections.
+     */
+    private function dashboard(): string
+    {
+        $model = new GameModel();
+
+        $data = [
+            'pageTitle'    => 'GG.deals — Best game deals, prices &amp; discounts',
+            'popular'      => $model->dashboardDeals('best', 8),
+            'newDeals'     => $model->dashboardDeals('new', 8),
+            'bestDeals'    => $model->dashboardDeals('hot', 8),
+            'histLows'     => $model->dashboardDeals('hl', 8),
+            'endingSoon'   => $model->dashboardDeals('ending', 8),
+            'mostWanted'   => $model->dashboardGames('wanted', 8),
+            'newReleases'  => $model->dashboardGames('releases', 8),
+            'upcoming'     => $model->dashboardGames('upcoming', 8),
+            'news'         => $model->recentNews(6),
+            'prepaids'     => Mongo::collection('prepaids')->find([], ['sort' => ['name' => 1], 'limit' => 8])->toArray(),
+            'stats'        => $model->stats(),
+            'stores'       => (new StoreModel())->map(),
+            'trending'     => $model->trending(12),
+        ];
+
+        return view('homepage', $data);
+    }
+
+    public function preset(string $name): string
+    {
+        if (! isset(self::PRESETS[$name])) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        return $this->renderFeed(self::PRESETS[$name]);
+    }
+
+    private function renderFeed(array $preset): string
+    {
+        $request = service('request');
+
+        $filters = [
+            'stores'    => array_values(array_filter(array_map('strval', (array) $request->getGet('stores')))),
+            'kind'      => (string) ($request->getGet('kind') ?? ''),
+            'min_price' => $request->getGet('min_price') !== null ? (string) $request->getGet('min_price') : '',
+            'max_price' => $request->getGet('max_price') !== null ? (string) $request->getGet('max_price') : '',
+            'min_cut'   => (int) ($request->getGet('min_cut') ?? 0),
+            'hl_only'   => (bool) $request->getGet('hl_only'),
+            'sort'      => (string) ($request->getGet('sort') ?? ($preset['sort'] ?? 'trending')),
+            'q'         => trim((string) ($request->getGet('q') ?? '')),
+            'price_tier'=> (string) ($request->getGet('price_tier') ?? ''),
+            'discount_tier' => (string) ($request->getGet('discount_tier') ?? ''),
+            'deal_rating'   => (string) ($request->getGet('deal_rating') ?? ''),
+            'release_range' => (string) ($request->getGet('release_range') ?? ''),
+            'time_range'    => (string) ($request->getGet('time_range') ?? ''),
+            'view'      => (string) ($request->getGet('view') ?? 'sidebar'),
+            'wishlist'  => array_values(array_filter(array_map('strval', (array) $request->getGet('wishlist')))),
+        ];
+
+        $filters['preset'] = $preset['preset'] ?? '';
+        $filters['preset_name'] = $preset['title'] ?? '';
+
+        $page    = max(1, (int) $request->getGet('page'));
+        $perPage = 20;
+
+        $model = new GameModel();
+        $feed  = $model->feed($filters, $page, $perPage);
+
+        $data = [
+            'pageTitle' => ($filters['preset_name'] !== '' ? $filters['preset_name'] . ' — ' : '') . 'Best PC game deals — GG.deals',
+            'filters'   => $filters,
+            'feed'      => $feed['rows'],
+            'total'     => $feed['total'],
+            'pages'     => $feed['pages'],
+            'page'      => $page,
+            'perPage'   => $perPage,
+            'trending'  => $model->trending(12),
+            'stores'    => (new StoreModel())->all(),
+            'stats'     => $model->stats(),
+            'presets'   => self::PRESETS,
+            'activePreset' => $filters['preset_name'],
+        ];
+
+        return view('home', $data);
+    }
+}

app/Controllers/News.php

@@ -0,0 +1,67 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use CodeIgniter\Controller;
+
+class News extends Controller
+{
+    private const CATEGORIES = [
+        ''           => 'All news',
+        'deals'      => 'Deals',
+        'bundles'    => 'Bundles',
+        'freebies'   => 'Freebies',
+        'giveaways'  => 'Giveaways',
+        'subscriptions' => 'Subscriptions',
+    ];
+
+    public function index(string $cat = ''): string
+    {
+        if (! isset(self::CATEGORIES[$cat])) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        $filter = $cat !== '' ? ['category' => $cat] : [];
+
+        $posts = Mongo::collection('news')
+            ->find($filter, ['sort' => ['date' => -1], 'limit' => 40])
+            ->toArray();
+
+        $data = [
+            'pageTitle' => 'Video game news — GG.deals',
+            'posts'     => $posts,
+            'cats'      => self::CATEGORIES,
+            'active'    => $cat,
+        ];
+
+        return view('news', $data);
+    }
+
+    public function article(string $slug): string
+    {
+        $post = Mongo::collection('news')->findOne(['slug' => $slug]);
+        if ($post === null) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        $related = Mongo::collection('news')
+            ->find(
+                ['slug' => ['$ne' => $slug], 'category' => $post['category']],
+                ['sort' => ['date' => -1], 'limit' => 4]
+            )
+            ->toArray();
+
+        $data = [
+            'pageTitle' => $post['title'] . ' — GG.deals',
+            'post'      => $post,
+            'related'   => $related,
+            'cats'      => self::CATEGORIES,
+            'active'    => $post['category'],
+        ];
+
+        return view('news_article', $data);
+    }
+}

app/Controllers/Pages.php

@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use CodeIgniter\Controller;
+
+class Pages extends Controller
+{
+    public function faq(): string
+    {
+        $data = [
+            'pageTitle' => 'FAQ — GG.deals',
+        ];
+
+        return view('faq', $data);
+    }
+
+    public function tutorial(string $topic): string
+    {
+        $tutorials = [
+            'activate-steam'  => ['How to activate Steam CD key', 'steam'],
+            'activate-gog'    => ['How to activate GOG CD key', 'gog'],
+            'activate-epic'   => ['How to activate Epic Games CD key', 'epic'],
+            'activate-origin' => ['How to activate Origin CD key', 'origin'],
+            'activate-uplay'  => ['How to activate Uplay CD key', 'uplay'],
+            'keyshops-risks'  => ['Keyshops — what to know', 'keyshops'],
+        ];
+
+        if (! isset($tutorials[$topic])) {
+            throw \CodeIgniter\Exceptions\PageNotFoundException::forPageNotFound();
+        }
+
+        $data = [
+            'pageTitle' => $tutorials[$topic][0] . ' — GG.deals',
+            'tutorial'  => $tutorials[$topic],
+            'all'       => $tutorials,
+        ];
+
+        return view('tutorial', $data);
+    }
+}

app/Controllers/Prepaids.php

@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use CodeIgniter\Controller;
+
+class Prepaids extends Controller
+{
+    public function index(): string
+    {
+        $groups = Mongo::collection('prepaids')->find([], ['sort' => ['name' => 1]])->toArray();
+
+        $data = [
+            'pageTitle' => 'Gift Cards &amp; Prepaids — GG.deals',
+            'groups'    => $groups,
+        ];
+
+        return view('prepaids', $data);
+    }
+}

app/Controllers/Rankings.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Models\GameModel;
+use CodeIgniter\Controller;
+
+class Rankings extends Controller
+{
+    public function index(): string
+    {
+        $model = new GameModel();
+
+        $data = [
+            'pageTitle'  => 'Rankings — GG.deals',
+            'wishlisted' => $model->ranked('trending', 20),
+            'collected'  => $model->ranked('rating_pct', 20),
+            'metacritic' => $model->ranked('score', 20),
+            'reviews'    => $model->ranked('rating_pct', 20),
+        ];
+
+        return view('rankings', $data);
+    }
+}

app/Controllers/Stores.php

@@ -0,0 +1,23 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Models\GameModel;
+use CodeIgniter\Controller;
+
+class Stores extends Controller
+{
+    public function index(): string
+    {
+        $model = new GameModel();
+
+        $data = [
+            'pageTitle' => 'Stores — GG.deals',
+            'stores'    => $model->storeStats(),
+        ];
+
+        return view('stores', $data);
+    }
+}

app/Controllers/Subscriptions.php

@@ -0,0 +1,26 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Libraries\Mongo;
+use CodeIgniter\Controller;
+
+class Subscriptions extends Controller
+{
+    public function index(): string
+    {
+        $subs = Mongo::collection('subscriptions')
+            ->find([], ['sort' => ['price' => 1]])
+            ->toArray();
+
+        $data = [
+            'pageTitle' => 'Subscriptions — GG.deals',
+            'subs'      => $subs,
+            'stores'    => (new \App\Models\StoreModel())->map(),
+        ];
+
+        return view('subscriptions', $data);
+    }
+}

app/Controllers/Vouchers.php

@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Models\StoreModel;
+use App\Libraries\Mongo;
+use CodeIgniter\Controller;
+
+class Vouchers extends Controller
+{
+    public function index(): string
+    {
+        $vouchers = Mongo::collection('vouchers')->find([], ['sort' => ['store' => 1]])->toArray();
+
+        $data = [
+            'pageTitle' => 'Promo Codes &amp; Coupons — GG.deals',
+            'vouchers'  => $vouchers,
+            'stores'    => (new StoreModel())->map(),
+        ];
+
+        return view('vouchers', $data);
+    }
+
+    public function store(string $code): string
+    {
+        $vouchers = Mongo::collection('vouchers')->find(['store' => $code], ['sort' => ['created' => -1]])->toArray();
+
+        $data = [
+            'pageTitle' => ucfirst($code) . ' promo codes — GG.deals',
+            'vouchers'  => $vouchers,
+            'stores'    => (new StoreModel())->map(),
+            'storeCode' => $code,
+        ];
+
+        return view('vouchers', $data);
+    }
+}

app/Controllers/Wishlist.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Controllers;
+
+use App\Models\GameModel;
+use CodeIgniter\Controller;
+
+class Wishlist extends Controller
+{
+    public function index(): string
+    {
+        // wishlist slugs come from localStorage client-side; the page shows
+        // the JS-powered collection with an optional server fetch fallback.
+        $data = [
+            'pageTitle' => 'Wishlist — GG.deals',
+        ];
+
+        return view('wishlist', $data);
+    }
+
+    /**
+     * JSON: fetch full game data for a list of slugs (used by the wishlist page).
+     */
+    public function data(): \CodeIgniter\HTTP\ResponseInterface
+    {
+        $slugs = (array) service('request')->getGet('slugs');
+
+        $games = [];
+        foreach (array_unique(array_filter($slugs)) as $slug) {
+            $g = (new GameModel())->findBySlug($slug);
+            if ($g !== null) {
+                $games[] = $g;
+            }
+        }
+
+        return service('response')->setJSON($games);
+    }
+}