feat: add once method and new improvement.

src/Core/Facades/Application.php

@@ -231,6 +231,10 @@ public function bind(string $abstract, Closure|string $bind): void
             $bind = $result;
         }
 
+        if (is_string($bind)) {
+            $bind = $this->singleton($bind);
+        }
+
         $this->objectPool[$abstract] = $bind;
     }
 

src/Core/Facades/Web.php

@@ -62,11 +62,11 @@ private function coreMiddleware(object|null $controller = null, string|null $fun
      * Process middleware and controller.
      *
      * @param array<string, mixed> $route
-     * @return Respond|Stream
+     * @return mixed
      *
      * @throws ErrorException
      */
-    private function process(array $route): Respond|Stream
+    private function process(array $route): mixed
     {
         $controller = $route['controller'];
         $function = $route['function'];
@@ -124,11 +124,11 @@ private function process(array $route): Respond|Stream
     /**
      * Run route list.
      *
-     * @return Respond|Stream
+     * @return mixed
      *
      * @throws HttpException
      */
-    private function runRoute(): Respond|Stream
+    private function runRoute(): mixed
     {
         $path = $this->request->getValidUrl();
         $method = $this->request->getValidMethod();

src/Core/Http/Respond.php

@@ -515,7 +515,7 @@ public function transform(mixed $respond): Respond
 
         if ($respond instanceof Respond) {
             $this->setCode($respond->getCode());
-            $this->content = $respond->getContent();
+            $this->setContent($respond->getContent());
             $this->headers = new Header([...$this->headers->all(), ...$respond->headers->all()]);
             $this->setParameter([...$this->getParameter(), ...$respond->getParameter()]);
 
@@ -552,10 +552,8 @@ public function send(mixed $respond): void
 
         if ($respond instanceof Stream) {
             $respond->push();
-        }
-
-        if ($respond instanceof Respond && $respond->getContent()) {
-            fwrite($respond->getStream(), $respond->getContent(false));
+        } else {
+            fwrite($this->stream, $this->getContent(false));
         }
 
         // Send output buffer.

src/Core/Http/Session.php

@@ -86,7 +86,7 @@ public function __construct(Cookie $cookie)
         $this->cookie = $cookie;
         $this->data = new Header();
 
-        $this->name = env('APP_NAME', 'kamu') . static::SESSID;
+        $this->name = strtolower(env('APP_NAME', 'kamu') . static::SESSID);
         $this->expires = intval(env('COOKIE_LIFETIME', 120));
 
         if (env('COOKIE', 'true') == 'true') {

src/Core/Http/Stream.php

@@ -167,7 +167,7 @@ private function pushSingle(string $range): Closure
     /**
      * Send multi file.
      *
-     * @param array $ranges
+     * @param array<int, string> $ranges
      * @return Closure
      */
     private function pushMulti(array $ranges): Closure
@@ -210,7 +210,7 @@ private function pushMulti(array $ranges): Closure
      * Get range file.
      *
      * @param string $range
-     * @return array
+     * @return array<int, int>
      *
      * @throws StreamTerminate
      */
@@ -402,7 +402,7 @@ public function process(): Stream
      */
     public function push(): void
     {
-        ($this->callback)();
+        call_user_func($this->callback);
     }
 
     /**

src/Core/Support/Once.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace Core\Support;
+
+use Closure;
+use Core\Facades\App;
+use ReflectionFunction;
+use WeakMap;
+
+class Once
+{
+    /**
+     * @var WeakMap<object, array<string, mixed>> $values
+     */
+    protected $values;
+
+    /**
+     * Create a new once instance.
+     *
+     * @return void
+     */
+    public function __construct()
+    {
+        $this->values = new WeakMap();
+    }
+
+    /**
+     * Get the value of the callable.
+     *
+     * @param array<int, array<string, mixed>> $trace
+     * @param callable $callable
+     * @return mixed
+     */
+    public function &value(array $trace, callable $callable): mixed
+    {
+        if (str_contains($trace[0]['file'] ?? '', 'eval()\'d code')) {
+            return null;
+        }
+
+        $uses = array_map(
+            fn (mixed $argument): mixed => is_object($argument) ? spl_object_hash($argument) : $argument,
+            $callable instanceof Closure ? (new ReflectionFunction($callable))->getClosureUsedVariables() : [],
+        );
+
+        $hash = crc32(sprintf(
+            '%s@%s%s:%s',
+            $trace[0]['file'],
+            isset($trace[1]['class']) ? ($trace[1]['class'] . '@') : '',
+            $trace[1]['function'],
+            $trace[0]['line']
+        ));
+
+        $fn = sprintf('%d(%d)', $hash, crc32(serialize($uses)));
+
+        $objectName = $trace[1]['object'] ?? $this;
+        $object = App::get()->singleton($objectName::class);
+
+        if (isset($this->values[$object][$fn])) {
+            return $this->values[$object][$fn];
+        }
+
+        if (!isset($this->values[$object])) {
+            $this->values[$object] = [];
+        }
+
+        $this->values[$object][$fn] = call_user_func($callable);
+
+        return $this->values[$object][$fn];
+    }
+}

src/helpers/helpers.php

@@ -113,7 +113,7 @@ function event(object $event): object
      * Baca dari file .kita serta masih bentuk object.
      *
      * @param string $path
-     * @param array $data
+     * @param array<string, mixed> $data
      * @return \Core\View\Render
      */
     function render(string $path, array $data = []): \Core\View\Render
@@ -667,3 +667,18 @@ function fake(string $locale = 'id_ID'): \Faker\Generator
         return \Core\Facades\App::get()->singleton(\Faker\Factory::class);
     }
 }
+
+if (!function_exists('once')) {
+    /**
+     * Panggil secara satu kali saja.
+     *
+     * @template  TReturnType
+     *
+     * @param  callable(): TReturnType  $callback
+     * @return TReturnType
+     */
+    function &once(callable $callback): mixed
+    {
+        return \Core\Facades\App::get()->singleton(\Core\Support\Once::class)->value(debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 2), $callback);
+    }
+}