Update index to handle new fields.

app/Http/Controllers/TransactionCurrency/IndexController.php

@@ -0,0 +1,87 @@
+<?php
+declare(strict_types=1);
+
+namespace FireflyIII\Http\Controllers\TransactionCurrency;
+
+use FireflyIII\Exceptions\FireflyException;
+use FireflyIII\Http\Controllers\Controller;
+use FireflyIII\Models\TransactionCurrency;
+use FireflyIII\Repositories\Currency\CurrencyRepositoryInterface;
+use FireflyIII\Repositories\User\UserRepositoryInterface;
+use FireflyIII\User;
+use Illuminate\Contracts\View\Factory;
+use Illuminate\Http\RedirectResponse;
+use Illuminate\Http\Request;
+use Illuminate\Pagination\LengthAwarePaginator;
+use Illuminate\Routing\Redirector;
+use Illuminate\Support\Facades\Log;
+use Illuminate\View\View;
+use Psr\Container\ContainerExceptionInterface;
+use Psr\Container\NotFoundExceptionInterface;
+
+class IndexController extends Controller
+{
+    protected CurrencyRepositoryInterface $repository;
+    protected UserRepositoryInterface     $userRepository;
+
+    /**
+     * CurrencyController constructor.
+     *
+
+     */
+    public function __construct()
+    {
+        parent::__construct();
+
+        $this->middleware(
+            function ($request, $next) {
+                app('view')->share('title', (string)trans('firefly.currencies'));
+                app('view')->share('mainTitleIcon', 'fa-usd');
+                $this->repository     = app(CurrencyRepositoryInterface::class);
+                $this->userRepository = app(UserRepositoryInterface::class);
+
+                return $next($request);
+            }
+        );
+    }
+
+    /**
+     * Show overview of currencies.
+     *
+     * @param Request $request
+     *
+     * @return Factory|View
+     * @throws ContainerExceptionInterface
+     * @throws NotFoundExceptionInterface
+     */
+    public function index(Request $request)
+    {
+        /** @var User $user */
+        $user           = auth()->user();
+        $page           = 0 === (int)$request->get('page') ? 1 : (int)$request->get('page');
+        $pageSize       = (int)app('preferences')->get('listPageSize', 50)->data;
+        $collection     = $this->repository->getAll();
+        $total          = $collection->count();
+        $collection     = $collection->slice(($page - 1) * $pageSize, $pageSize);
+
+        // order so default is on top:
+        $collection = $collection->sortBy(
+            function (TransactionCurrency $currency) {
+                $default = true === $currency->userDefault ? 0 : 1;
+                $enabled = true === $currency->userEnabled ? 0 : 1;
+                return sprintf('%s-%s-%s',$default, $enabled, $currency->code);
+            }
+        );
+
+        $currencies = new LengthAwarePaginator($collection, $total, $pageSize, $page);
+        $currencies->setPath(route('currencies.index'));
+        $isOwner         = true;
+        if (!$this->userRepository->hasRole($user, 'owner')) {
+            $request->session()->flash('info', (string)trans('firefly.ask_site_owner', ['owner' => config('firefly.site_owner')]));
+            $isOwner = false;
+        }
+
+        return view('currencies.index', compact('currencies',  'isOwner'));
+    }
+
+}