Fix styling

examples/ChangeLeverageExample.php

@@ -7,7 +7,7 @@
  * to change leverage for a trading pair on Bitunix exchange.
  */
 
-require_once __DIR__ . '/../vendor/autoload.php';
+require_once __DIR__.'/../vendor/autoload.php';
 
 use Msr\LaravelBitunixApi\Requests\ChangeLeverageRequestContract;
 
@@ -38,18 +38,18 @@ try {
 
         if ($data['code'] === 0) {
             echo "✅ Leverage changed successfully!\n";
-            echo "Symbol: " . $data['data'][0]['symbol'] . "\n";
+            echo 'Symbol: '.$data['data'][0]['symbol']."\n";
-            echo "Margin Coin: " . $data['data'][0]['marginCoin'] . "\n";
+            echo 'Margin Coin: '.$data['data'][0]['marginCoin']."\n";
-            echo "New Leverage: " . $data['data'][0]['leverage'] . "\n";
+            echo 'New Leverage: '.$data['data'][0]['leverage']."\n";
         } else {
-            echo "❌ API Error: " . $data['msg'] . "\n";
+            echo '❌ API Error: '.$data['msg']."\n";
         }
     } else {
-        echo "❌ HTTP Error: " . $response->getStatusCode() . "\n";
+        echo '❌ HTTP Error: '.$response->getStatusCode()."\n";
     }
 
 } catch (Exception $e) {
-    echo "❌ Exception: " . $e->getMessage() . "\n";
+    echo '❌ Exception: '.$e->getMessage()."\n";
 }
 
 /**

src/LaravelBitunixApi.php

@@ -3,12 +3,12 @@
 namespace Msr\LaravelBitunixApi;
 
 use GuzzleHttp\Client;
-use Msr\LaravelBitunixApi\Requests\FutureKLineRequestContract;
 use Msr\LaravelBitunixApi\Requests\ChangeLeverageRequestContract;
+use Msr\LaravelBitunixApi\Requests\FutureKLineRequestContract;
 use Msr\LaravelBitunixApi\Requests\Header;
 use Psr\Http\Message\ResponseInterface;
 
-class LaravelBitunixApi implements FutureKLineRequestContract, ChangeLeverageRequestContract
+class LaravelBitunixApi implements ChangeLeverageRequestContract, FutureKLineRequestContract
 {
     private Client $publicFutureClient;
 

src/Requests/ChangeLeverageRequestContract.php

@@ -12,8 +12,6 @@ interface ChangeLeverageRequestContract
      * @param  string  $symbol  Trading pair (e.g., 'BTCUSDT')
      * @param  string  $marginCoin  Margin coin (e.g., 'USDT')
      * @param  int  $leverage  Leverage value
-     * @return ResponseInterface
      */
     public function changeLeverage(string $symbol, string $marginCoin, int $leverage): ResponseInterface;
 }
-

src/Requests/Header.php

@@ -6,9 +6,6 @@ class Header
 {
     /**
      * Sort query parameters in ascending ASCII order by Key
-     * 
-     * @param array $parameters
-     * @return array
      */
     public static function sortQueryParameters(array $parameters): array
     {
@@ -17,15 +14,13 @@ class Header
         }
 
         ksort($parameters, SORT_STRING);
+
         return $parameters;
     }
 
     /**
      * Convert sorted parameters to string format
      * Example: ["id" => "1", "uid" => "200"] becomes "id1uid200"
-     * 
-     * @param array $parameters
-     * @return string
      */
     public static function digestQueryParameters(array $parameters): string
     {
@@ -37,7 +32,7 @@ class Header
         $result = '';
 
         foreach ($sortedParameters as $key => $value) {
-            $result .= $key . $value;
+            $result .= $key.$value;
         }
 
         return $result;
@@ -45,8 +40,6 @@ class Header
 
     /**
      * Generate a random 32-bit nonce string
-     * 
-     * @return string
      */
     public static function generateNonce(): string
     {
@@ -55,8 +48,6 @@ class Header
 
     /**
      * Generate current timestamp in milliseconds
-     * 
-     * @return string
      */
     public static function generateTimestamp(): string
     {
@@ -71,12 +62,6 @@ class Header
      * 2. Remove all spaces from body string
      * 3. Create digest: SHA256(nonce + timestamp + api-key + queryParams + body)
      * 4. Create sign: SHA256(digest + secretKey)
-     * 
-     * @param array $queryParams
-     * @param string $body
-     * @param string $nonce
-     * @param string $timestamp
-     * @return string
      */
     public static function generateSignValue(array $queryParams = [], string $body = '', string $nonce = '', string $timestamp = ''): string
     {
@@ -94,11 +79,11 @@ class Header
         $bodyString = trim($body);
 
         // Step 3: Create digest: SHA256(nonce + timestamp + api-key + queryParams + body)
-        $digestInput = $nonce . $timestamp . $apiKey . $queryParamsString . $bodyString;
+        $digestInput = $nonce.$timestamp.$apiKey.$queryParamsString.$bodyString;
         $digest = hash('sha256', $digestInput);
 
         // Step 4: Create sign: SHA256(digest + secretKey)
-        $signInput = $digest . $apiSecret;
+        $signInput = $digest.$apiSecret;
         $sign = hash('sha256', $signInput);
 
         return $sign;
@@ -106,10 +91,6 @@ class Header
 
     /**
      * Generate complete headers for authenticated requests
-     * 
-     * @param array $queryParams
-     * @param string $body
-     * @return array
      */
     public static function generateHeaders(array $queryParams = [], string $body = ''): array
     {

tests/ChangeLeverageTest.php

@@ -1,25 +1,20 @@
 <?php
 
 use Msr\LaravelBitunixApi\Requests\ChangeLeverageRequestContract;
-use GuzzleHttp\Client;
-use GuzzleHttp\Handler\MockHandler;
-use GuzzleHttp\HandlerStack;
-use GuzzleHttp\Psr7\Response;
 
 it('can change leverage successfully', function () {
     $api = app(ChangeLeverageRequestContract::class);
     // This test will make a real API call if credentials are valid
     // For testing purposes, we'll just verify the method exists and can be called
-    expect(fn() => $api->changeLeverage('BTCUSDT', 'USDT', 12))
+    expect(fn () => $api->changeLeverage('BTCUSDT', 'USDT', 12))
         ->not->toThrow(Exception::class);
 });
 
 it('validates required parameters for change leverage', function () {
     $api = app(ChangeLeverageRequestContract::class);
 
-    expect(fn() => $api->changeLeverage('BTCUSDT', 'USDT', 10))
+    expect(fn () => $api->changeLeverage('BTCUSDT', 'USDT', 10))
         ->not->toThrow(Exception::class)
-        ->and(fn() => $api->changeLeverage('BTCUSDT', 'USDT', 0))
+        ->and(fn () => $api->changeLeverage('BTCUSDT', 'USDT', 0))
         ->not->toThrow(Exception::class);
 });
-

tests/HeaderTest.php

@@ -14,7 +14,7 @@ it('can sort query parameters in ascending ASCII order', function () {
     $parameters = [
         'uid' => '200',
         'id' => '1',
-        'name' => 'test'
+        'name' => 'test',
     ];
 
     $sorted = Header::sortQueryParameters($parameters);
@@ -23,14 +23,14 @@ it('can sort query parameters in ascending ASCII order', function () {
     expect($sorted)->toBe([
         'id' => '1',
         'name' => 'test',
-        'uid' => '200'
+        'uid' => '200',
     ]);
 });
 
 it('can digest query parameters to string format', function () {
     $parameters = [
         'id' => '1',
-        'uid' => '200'
+        'uid' => '200',
     ];
 
     $result = Header::digestQueryParameters($parameters);
@@ -91,7 +91,7 @@ it('throws exception when API credentials are missing', function () {
         'bitunix-api.api_secret' => '',
     ]);
 
-    expect(fn() => Header::generateSignValue([], '', 'nonce', 'timestamp'))
+    expect(fn () => Header::generateSignValue([], '', 'nonce', 'timestamp'))
         ->toThrow(InvalidArgumentException::class, 'API key and secret must be configured');
 });