Small code quality improvements.

app/Http/Controllers/Category/NoCategoryController.php

@@ -143,6 +143,7 @@ class NoCategoryController extends Controller
      * @param Carbon $theDate
      *
      * @return Collection
+     * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
      */
     private function getNoCategoryPeriodOverview(Carbon $theDate): Collection
     {

app/Http/Controllers/Chart/AccountController.php

@@ -36,15 +36,22 @@ use FireflyIII\Repositories\Budget\BudgetRepositoryInterface;
 use FireflyIII\Repositories\Category\CategoryRepositoryInterface;
 use FireflyIII\Repositories\Currency\CurrencyRepositoryInterface;
 use FireflyIII\Support\CacheProperties;
+use FireflyIII\Support\Http\Controllers\DateCalculation;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Collection;
 use Log;
 
-/** checked
+/**
  * Class AccountController.
+ *
+ * @SuppressWarnings(PHPMD.TooManyPublicMethods)
+ * @SuppressWarnings(PHPMD.ExcessiveClassComplexity)
+ * @SuppressWarnings(PHPMD.CouplingBetweenObjects)
  */
 class AccountController extends Controller
 {
+    use DateCalculation;
+
     /** @var GeneratorInterface */
     protected $generator;
 
@@ -310,6 +317,8 @@ class AccountController extends Controller
      * @param Carbon  $end
      *
      * @return JsonResponse
+     * @SuppressWarnings(PHPMD.CyclomaticComplexity)
+     * @SuppressWarnings(PHPMD.ExcessiveMethodLength)
      */
     public function period(Account $account, Carbon $start, Carbon $end): JsonResponse
     {
@@ -321,18 +330,8 @@ class AccountController extends Controller
         if ($cache->has()) {
             return response()->json($cache->get()); // @codeCoverageIgnore
         }
-        // depending on diff, do something with range of chart.
-        $step   = '1D';
-        $months = $start->diffInMonths($end);
-        if ($months > 3) {
-            $step = '1W'; // @codeCoverageIgnore
-        }
-        if ($months > 24) {
-            $step = '1M'; // @codeCoverageIgnore
-        }
-        if ($months > 100) {
-            $step = '1Y'; // @codeCoverageIgnore
-        }
+
+        $step      = $this->calculateStep($start, $end);
         $chartData = [];
         $current   = clone $start;
         switch ($step) {
@@ -433,6 +432,9 @@ class AccountController extends Controller
      * @param Carbon     $end
      *
      * @return array
+     *
+     * @SuppressWarnigns(PHPMD.CyclomaticComplexity)
+     * @SuppressWarnigns(PHPMD.ExcessiveMethodLength)
      */
     private function accountBalanceChart(Collection $accounts, Carbon $start, Carbon $end): array
     {

app/Http/Controllers/Chart/BudgetController.php

@@ -36,6 +36,7 @@ use FireflyIII\Repositories\Account\AccountRepositoryInterface;
 use FireflyIII\Repositories\Budget\BudgetRepositoryInterface;
 use FireflyIII\Repositories\Category\CategoryRepositoryInterface;
 use FireflyIII\Support\CacheProperties;
+use FireflyIII\Support\Http\Controllers\DateCalculation;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Collection;
 
@@ -45,6 +46,7 @@ use Illuminate\Support\Collection;
  */
 class BudgetController extends Controller
 {
+    use DateCalculation;
     /** @var GeneratorInterface */
     protected $generator;
 
@@ -89,17 +91,7 @@ class BudgetController extends Controller
         }
 
         // depending on diff, do something with range of chart.
-        $step   = '1D';
-        $months = $start->diffInMonths($end);
-        if ($months > 3) {
-            $step = '1W';
-        }
-        if ($months > 24) {
-            $step = '1M';
-        }
-        if ($months > 60) {
-            $step = '1Y'; // @codeCoverageIgnore
-        }
+        $step             = $this->calculateStep($start, $end);
         $budgetCollection = new Collection([$budget]);
         $chartData        = [];
         $current          = clone $start;

app/Http/Controllers/Chart/PiggyBankController.php

@@ -29,6 +29,7 @@ use FireflyIII\Models\PiggyBank;
 use FireflyIII\Models\PiggyBankEvent;
 use FireflyIII\Repositories\PiggyBank\PiggyBankRepositoryInterface;
 use FireflyIII\Support\CacheProperties;
+use FireflyIII\Support\Http\Controllers\DateCalculation;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Support\Collection;
 
@@ -37,6 +38,7 @@ use Illuminate\Support\Collection;
  */
 class PiggyBankController extends Controller
 {
+    use DateCalculation;
     /** @var GeneratorInterface */
     protected $generator;
 
@@ -81,17 +83,7 @@ class PiggyBankController extends Controller
         $oldest = $startDate->lt($firstDate) ? $startDate : $firstDate;
         $today  = new Carbon;
         // depending on diff, do something with range of chart.
-        $step   = '1D';
-        $months = $oldest->diffInMonths($today);
-        if ($months > 3) {
-            $step = '1W'; // @codeCoverageIgnore
-        }
-        if ($months > 24) {
-            $step = '1M'; // @codeCoverageIgnore
-        }
-        if ($months > 100) {
-            $step = '1Y'; // @codeCoverageIgnore
-        }
+        $step = $this->calculateStep($oldest, $today);
 
         $chartData = [];
         while ($oldest <= $today) {

app/Support/Facades/Preferences.php

@@ -32,7 +32,7 @@ use Illuminate\Support\Facades\Facade;
  *
  * @method Preference set(string $name, $value)
  * @method Preference get(string $name, $value)
- * @method Preference|null getForUser(User $user, string $name, $default)
+ * @method Preference|null getForUser(User $user, string $name, $default = null)
  * @method void mark()
  */
 class Preferences extends Facade

app/Support/Http/Controllers/DateCalculation.php

@@ -33,6 +33,30 @@ use Log;
  */
 trait DateCalculation
 {
+    /**
+     * @param Carbon $start
+     * @param Carbon $end
+     *
+     * @return string
+     */
+    protected function calculateStep(Carbon $start, Carbon $end): string
+    {
+
+        $step   = '1D';
+        $months = $start->diffInMonths($end);
+        if ($months > 3) {
+            $step = '1W'; // @codeCoverageIgnore
+        }
+        if ($months > 24) {
+            $step = '1M'; // @codeCoverageIgnore
+        }
+        if ($months > 100) {
+            $step = '1Y'; // @codeCoverageIgnore
+        }
+
+        return $step;
+    }
+
     /**
      * Returns the number of days between the two given dates.
      * - If today is within the two dates, give the number of days between today and the end date.
@@ -111,7 +135,7 @@ trait DateCalculation
         while ($count < 12) {
             $format        = $current->format('Y-m-d');
             $loop[$format] = app('navigation')->periodShow($current, $range);
-            $current      = app('navigation')->endOfPeriod($current, $range);
+            $current       = app('navigation')->endOfPeriod($current, $range);
             ++$count;
             $current->addDay();
         }

app/Validation/FireflyValidator.php

@@ -55,7 +55,7 @@ class FireflyValidator extends Validator
      */
     public function validate2faCode($attribute, $value): bool
     {
-        if (!\is_string($value) || null === $value || 6 != \strlen($value)) {
+        if (!\is_string($value) || null === $value || 6 !== \strlen($value)) {
             return false;
         }