Temporary reshuffeling to fix API

2025-11-21 00:50:07 +00:00 · 2021-03-06 07:20:49 +01:00
parent 0afebb26e0
commit 1c661a86b6
85 changed files with 684 additions and 296 deletions
--- a/app/Api/V1/Controllers/todo/CurrencyController.php
+++ b/app/Api/V1/Controllers/todo/CurrencyController.php
@@ -0,0 +1,697 @@
+<?php
+/**
+ * CurrencyController.php
+ * Copyright (c) 2019 james@firefly-iii.org
+ *
+ * This file is part of Firefly III (https://github.com/firefly-iii).
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+declare(strict_types=1);
+
+namespace FireflyIII\Api\V1\Controllers;
+
+use FireflyIII\Api\V1\Requests\CurrencyUpdateRequest;
+use FireflyIII\Api\V1\Requests\CurrencyStoreRequest;
+use FireflyIII\Exceptions\FireflyException;
+use FireflyIII\Helpers\Collector\GroupCollectorInterface;
+use FireflyIII\Models\Account;
+use FireflyIII\Models\Bill;
+use FireflyIII\Models\Recurrence;
+use FireflyIII\Models\RecurrenceTransaction;
+use FireflyIII\Models\Rule;
+use FireflyIII\Models\RuleTrigger;
+use FireflyIII\Models\TransactionCurrency;
+use FireflyIII\Repositories\Account\AccountRepositoryInterface;
+use FireflyIII\Repositories\Bill\BillRepositoryInterface;
+use FireflyIII\Repositories\Budget\AvailableBudgetRepositoryInterface;
+use FireflyIII\Repositories\Budget\BudgetLimitRepositoryInterface;
+use FireflyIII\Repositories\Currency\CurrencyRepositoryInterface;
+use FireflyIII\Repositories\Recurring\RecurringRepositoryInterface;
+use FireflyIII\Repositories\Rule\RuleRepositoryInterface;
+use FireflyIII\Repositories\User\UserRepositoryInterface;
+use FireflyIII\Support\Http\Api\AccountFilter;
+use FireflyIII\Support\Http\Api\TransactionFilter;
+use FireflyIII\Transformers\AccountTransformer;
+use FireflyIII\Transformers\AvailableBudgetTransformer;
+use FireflyIII\Transformers\BillTransformer;
+use FireflyIII\Transformers\BudgetLimitTransformer;
+use FireflyIII\Transformers\CurrencyExchangeRateTransformer;
+use FireflyIII\Transformers\CurrencyTransformer;
+use FireflyIII\Transformers\RecurrenceTransformer;
+use FireflyIII\Transformers\RuleTransformer;
+use FireflyIII\Transformers\TransactionGroupTransformer;
+use FireflyIII\User;
+use Illuminate\Http\JsonResponse;
+use Illuminate\Http\Request;
+use Illuminate\Pagination\LengthAwarePaginator;
+use League\Fractal\Pagination\IlluminatePaginatorAdapter;
+use League\Fractal\Resource\Collection as FractalCollection;
+use League\Fractal\Resource\Item;
+
+/**
+ * Class CurrencyController.
+ */
+class CurrencyController extends Controller
+{
+    use AccountFilter, TransactionFilter;
+
+    private CurrencyRepositoryInterface $repository;
+    private UserRepositoryInterface     $userRepository;
+
+
+    /**
+     * CurrencyRepository constructor.
+     *
+     * @codeCoverageIgnore
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        $this->middleware(
+            function ($request, $next) {
+                /** @var User $admin */
+                $admin = auth()->user();
+
+                /** @var CurrencyRepositoryInterface repository */
+                $this->repository     = app(CurrencyRepositoryInterface::class);
+                $this->userRepository = app(UserRepositoryInterface::class);
+                $this->repository->setUser($admin);
+
+                return $next($request);
+            }
+        );
+    }
+
+    /**
+     * Display a list of accounts.
+     *
+     * @param Request             $request
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function accounts(Request $request, TransactionCurrency $currency): JsonResponse
+    {
+        $manager = $this->getManager();
+
+        // read type from URI
+        $type = $request->get('type') ?? 'all';
+        $this->parameters->set('type', $type);
+
+        // types to get, page size:
+        $types    = $this->mapAccountTypes($this->parameters->get('type'));
+        $pageSize = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+
+        // get list of accounts. Count it and split it.
+        /** @var AccountRepositoryInterface $accountRepository */
+        $accountRepository = app(AccountRepositoryInterface::class);
+        $unfiltered        = $accountRepository->getAccountsByType($types);
+
+        // filter list on currency preference:
+        $collection = $unfiltered->filter(
+            static function (Account $account) use ($currency, $accountRepository) {
+                $currencyId = (int) $accountRepository->getMetaValue($account, 'currency_id');
+
+                return $currencyId === $currency->id;
+            }
+        );
+
+        $count    = $collection->count();
+        $accounts = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+
+        // make paginator:
+        $paginator = new LengthAwarePaginator($accounts, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.accounts', [$currency->code]) . $this->buildParams());
+
+        /** @var AccountTransformer $transformer */
+        $transformer = app(AccountTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+
+        $resource = new FractalCollection($accounts, $transformer, 'accounts');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Display a listing of the resource.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function availableBudgets(TransactionCurrency $currency): JsonResponse
+    {
+        $manager = $this->getManager();
+        // types to get, page size:
+        $pageSize = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+
+        // get list of available budgets. Count it and split it.
+        /** @var AvailableBudgetRepositoryInterface $abRepository */
+        $abRepository = app(AvailableBudgetRepositoryInterface::class);
+
+        $collection       = $abRepository->getAvailableBudgetsByCurrency($currency);
+        $count            = $collection->count();
+        $availableBudgets = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+
+
+        // make paginator:
+        $paginator = new LengthAwarePaginator($availableBudgets, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.available_budgets', [$currency->code]) . $this->buildParams());
+
+        /** @var AvailableBudgetTransformer $transformer */
+        $transformer = app(AvailableBudgetTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($availableBudgets, $transformer, 'available_budgets');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * List all bills
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function bills(TransactionCurrency $currency): JsonResponse
+    {
+        $manager = $this->getManager();
+
+        /** @var BillRepositoryInterface $billRepos */
+        $billRepos  = app(BillRepositoryInterface::class);
+        $pageSize   = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+        $unfiltered = $billRepos->getBills();
+
+        // filter and paginate list:
+        $collection = $unfiltered->filter(
+            static function (Bill $bill) use ($currency) {
+                return $bill->transaction_currency_id === $currency->id;
+            }
+        );
+        $count      = $collection->count();
+        $bills      = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+
+        // make paginator:
+        $paginator = new LengthAwarePaginator($bills, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.bills', [$currency->code]) . $this->buildParams());
+
+        /** @var BillTransformer $transformer */
+        $transformer = app(BillTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($bills, $transformer, 'bills');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * List all budget limits
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function budgetLimits(TransactionCurrency $currency): JsonResponse
+    {
+        /** @var BudgetLimitRepositoryInterface $blRepository */
+        $blRepository = app(BudgetLimitRepositoryInterface::class);
+
+        $manager      = $this->getManager();
+        $pageSize     = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+        $collection   = $blRepository->getAllBudgetLimitsByCurrency($currency, $this->parameters->get('start'), $this->parameters->get('end'));
+        $count        = $collection->count();
+        $budgetLimits = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+        $paginator    = new LengthAwarePaginator($budgetLimits, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.budget_limits', [$currency->code]) . $this->buildParams());
+
+        /** @var BudgetLimitTransformer $transformer */
+        $transformer = app(BudgetLimitTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($budgetLimits, $transformer, 'budget_limits');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Show a list of known exchange rates
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function cer(TransactionCurrency $currency): JsonResponse
+    {
+        // create some objects:
+        $manager    = $this->getManager();
+        $pageSize   = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+        $collection = $this->repository->getExchangeRates($currency);
+
+
+        $count         = $collection->count();
+        $exchangeRates = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+        $paginator     = new LengthAwarePaginator($exchangeRates, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.cer', [$currency->code]) . $this->buildParams());
+
+        /** @var CurrencyExchangeRateTransformer $transformer */
+        $transformer = app(CurrencyExchangeRateTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($exchangeRates, $transformer, 'currency_exchange_rates');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @throws FireflyException
+     * @codeCoverageIgnore
+     */
+    public function delete(TransactionCurrency $currency): JsonResponse
+    {
+        /** @var User $admin */
+        $admin = auth()->user();
+
+        if (!$this->userRepository->hasRole($admin, 'owner')) {
+            // access denied:
+            throw new FireflyException('200005: You need the "owner" role to do this.'); // @codeCoverageIgnore
+        }
+        if ($this->repository->currencyInUse($currency)) {
+            throw new FireflyException('200006: Currency in use.'); // @codeCoverageIgnore
+        }
+        if ($this->repository->isFallbackCurrency($currency)) {
+            throw new FireflyException('200026: Currency is fallback.'); // @codeCoverageIgnore
+        }
+
+        $this->repository->destroy($currency);
+
+        return response()->json([], 204);
+    }
+
+    /**
+     * Disable a currency.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function disable(TransactionCurrency $currency): JsonResponse
+    {
+        // must be unused.
+        if ($this->repository->currencyInUse($currency)) {
+            return response()->json([], 409);
+        }
+        $this->repository->disable($currency);
+        $manager = $this->getManager();
+
+        $defaultCurrency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $defaultCurrency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+
+    }
+
+    /**
+     * Enable a currency.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function enable(TransactionCurrency $currency): JsonResponse
+    {
+        $this->repository->enable($currency);
+        $manager = $this->getManager();
+
+        $defaultCurrency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $defaultCurrency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+
+    }
+
+    /**
+     * Display a listing of the resource.
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function index(): JsonResponse
+    {
+        $pageSize   = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+        $collection = $this->repository->getAll();
+        $count      = $collection->count();
+        // slice them:
+        $currencies = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+        $paginator  = new LengthAwarePaginator($currencies, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.index') . $this->buildParams());
+
+
+        $manager         = $this->getManager();
+        $defaultCurrency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $defaultCurrency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($currencies, $transformer, 'currencies');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Make the currency a default currency.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function makeDefault(TransactionCurrency $currency): JsonResponse
+    {
+        $this->repository->enable($currency);
+
+        app('preferences')->set('currencyPreference', $currency->code);
+        app('preferences')->mark();
+
+        $manager = $this->getManager();
+
+        $this->parameters->set('defaultCurrency', $currency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+
+    }
+
+    /**
+     * List all recurring transactions.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function recurrences(TransactionCurrency $currency): JsonResponse
+    {
+        $manager = $this->getManager();
+        // types to get, page size:
+        $pageSize = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+
+        // get list of budgets. Count it and split it.
+        /** @var RecurringRepositoryInterface $recurringRepos */
+        $recurringRepos = app(RecurringRepositoryInterface::class);
+        $unfiltered     = $recurringRepos->getAll();
+
+        // filter selection
+        $collection = $unfiltered->filter(
+            static function (Recurrence $recurrence) use ($currency) {
+                /** @var RecurrenceTransaction $transaction */
+                foreach ($recurrence->recurrenceTransactions as $transaction) {
+                    if ($transaction->transaction_currency_id === $currency->id || $transaction->foreign_currency_id === $currency->id) {
+                        return $recurrence;
+                    }
+                }
+
+                return null;
+            }
+        );
+
+
+        $count      = $collection->count();
+        $piggyBanks = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+
+        // make paginator:
+        $paginator = new LengthAwarePaginator($piggyBanks, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.currencies.recurrences', [$currency->code]) . $this->buildParams());
+
+        /** @var RecurrenceTransformer $transformer */
+        $transformer = app(RecurrenceTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($piggyBanks, $transformer, 'recurrences');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+
+    }
+
+    /**
+     * List all of them.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function rules(TransactionCurrency $currency): JsonResponse
+    {
+        $manager  = $this->getManager();
+        $pageSize = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+
+        // get list of budgets. Count it and split it.
+        /** @var RuleRepositoryInterface $ruleRepos */
+        $ruleRepos  = app(RuleRepositoryInterface::class);
+        $unfiltered = $ruleRepos->getAll();
+
+        $collection = $unfiltered->filter(
+            static function (Rule $rule) use ($currency) {
+                /** @var RuleTrigger $trigger */
+                foreach ($rule->ruleTriggers as $trigger) {
+                    if ('currency_is' === $trigger->trigger_type && $currency->name === $trigger->trigger_value) {
+                        return $rule;
+                    }
+                }
+
+                return null;
+            }
+        );
+
+        $count = $collection->count();
+        $rules = $collection->slice(($this->parameters->get('page') - 1) * $pageSize, $pageSize);
+
+        // make paginator:
+        $paginator = new LengthAwarePaginator($rules, $count, $pageSize, $this->parameters->get('page'));
+        $paginator->setPath(route('api.v1.rules.index') . $this->buildParams());
+
+        /** @var RuleTransformer $transformer */
+        $transformer = app(RuleTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($rules, $transformer, 'rules');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+
+    }
+
+    /**
+     * Show a currency.
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function show(TransactionCurrency $currency): JsonResponse
+    {
+        $manager         = $this->getManager();
+        $defaultCurrency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $defaultCurrency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Show a currency.
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function showDefault(): JsonResponse
+    {
+        $manager  = $this->getManager();
+        $currency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $currency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Store new currency.
+     *
+     * @param CurrencyStoreRequest $request
+     *
+     * @return JsonResponse
+     * @throws FireflyException
+     */
+    public function store(CurrencyStoreRequest $request): JsonResponse
+    {
+        $currency = $this->repository->store($request->getAll());
+        if (true === $request->boolean('default')) {
+            app('preferences')->set('currencyPreference', $currency->code);
+            app('preferences')->mark();
+        }
+        $manager         = $this->getManager();
+        $defaultCurrency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $defaultCurrency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Show all transactions.
+     *
+     * @param Request             $request
+     *
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     * @codeCoverageIgnore
+     */
+    public function transactions(Request $request, TransactionCurrency $currency): JsonResponse
+    {
+        $pageSize = (int) app('preferences')->getForUser(auth()->user(), 'listPageSize', 50)->data;
+        $type     = $request->get('type') ?? 'default';
+        $this->parameters->set('type', $type);
+
+        $types   = $this->mapTransactionTypes($this->parameters->get('type'));
+        $manager = $this->getManager();
+
+        /** @var User $admin */
+        $admin = auth()->user();
+
+        // use new group collector:
+        /** @var GroupCollectorInterface $collector */
+        $collector = app(GroupCollectorInterface::class);
+        $collector
+            ->setUser($admin)
+            // filter on currency.
+            ->setCurrency($currency)
+            // all info needed for the API:
+            ->withAPIInformation()
+            // set page size:
+            ->setLimit($pageSize)
+            // set page to retrieve
+            ->setPage($this->parameters->get('page'))
+            // set types of transactions to return.
+            ->setTypes($types);
+
+
+        if (null !== $this->parameters->get('start') && null !== $this->parameters->get('end')) {
+            $collector->setRange($this->parameters->get('start'), $this->parameters->get('end'));
+        }
+        $paginator = $collector->getPaginatedGroups();
+        $paginator->setPath(route('api.v1.currencies.transactions', [$currency->code]) . $this->buildParams());
+        $transactions = $paginator->getCollection();
+
+        /** @var TransactionGroupTransformer $transformer */
+        $transformer = app(TransactionGroupTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new FractalCollection($transactions, $transformer, 'transactions');
+        $resource->setPaginator(new IlluminatePaginatorAdapter($paginator));
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+    }
+
+    /**
+     * Update a currency.
+     *
+     * @param CurrencyUpdateRequest     $request
+     * @param TransactionCurrency $currency
+     *
+     * @return JsonResponse
+     */
+    public function update(CurrencyUpdateRequest $request, TransactionCurrency $currency): JsonResponse
+    {
+        $data     = $request->getAll();
+        $currency = $this->repository->update($currency, $data);
+
+        if (true === $request->boolean('default')) {
+            app('preferences')->set('currencyPreference', $currency->code);
+            app('preferences')->mark();
+        }
+
+        $manager = $this->getManager();
+
+        $defaultCurrency = app('amount')->getDefaultCurrencyByUser(auth()->user());
+        $this->parameters->set('defaultCurrency', $defaultCurrency);
+
+        /** @var CurrencyTransformer $transformer */
+        $transformer = app(CurrencyTransformer::class);
+        $transformer->setParameters($this->parameters);
+
+        $resource = new Item($currency, $transformer, 'currencies');
+
+        return response()->json($manager->createData($resource)->toArray())->header('Content-Type', self::CONTENT_TYPE);
+
+    }
+}