add setter for each var in Message/Request/Response

src/MessageTrait.php

@@ -7,7 +7,8 @@
 /**
  * Trait implementing functionality common to requests and responses.
  */
-trait MessageTrait {
+trait MessageTrait
+{
     /**
      * @var string The HTTP protocol version.
      */
@@ -41,7 +42,7 @@ public function getProtocolVersion(): string
      */
     public function getHeader(string $name): array
     {
-        if($this->hasHeader($name)){
+        if ($this->hasHeader($name)) {
             $header = $this->headers[$name];
 
             return is_array($header) ? $header : [$header];
@@ -79,6 +80,85 @@ public function getBody(): StreamInterface
         }
         return $this->body;
     }
+    /**
+     * Returns an instance with the specified protocol version.
+     *
+     * @param string $version The HTTP protocol version.
+     * @return self
+     */
+    public function setProtocolVersion(string $version): self
+    {
+        $this->protocolVersion = $version;
+        return $this;
+    }
+
+    /**
+     * Returns an instance with the specified header value.
+     *
+     * @param string          $name  The header name.
+     * @param string|string[] $value The header value.
+     * @return self
+     * @throws \InvalidArgumentException If the header value is not a string or an array of strings.
+     */
+    public function setHeader(string $name, $value): self
+    {
+        if (!is_string($value) && !is_array($value)) {
+            throw new \InvalidArgumentException('Header value must be a string or an array of strings');
+        }
+
+        $normalizedValue = $this->normalizeHeaderValues($value);
+
+        $this->headers[$name] = $normalizedValue;
+        return $this;
+    }
+    /**
+     * Returns an instance with the specified headers.
+     *
+     * @param array $headers An array of headers.
+     * @return self
+     */
+    public function setHeaders(array $headers): self
+    {
+        foreach ($headers as $header) {
+            $this->headers[strtolower(key($header))] = (array) $header[key($header)];
+        }
+        return $this;
+    }
+    /**
+     * Returns an instance with the specified appended header value.
+     *
+     * @param string          $name  The header name.
+     * @param string|string[] $value The header value.
+     * @return self
+     * @throws \InvalidArgumentException If the header value is not a string or an array of strings.
+     */
+    public function AddHeader(string $name, $value): self
+    {
+        if (!is_string($value) && !is_array($value)) {
+            throw new \InvalidArgumentException('Header value must be a string or an array of strings');
+        }
+
+        $normalizedValue = $this->normalizeHeaderValues($value);
+
+        if (isset($this->headers[$name])) {
+            $this->headers[$name] = array_merge($this->headers[$name], $normalizedValue);
+        } else {
+            $this->headers[$name] = $normalizedValue;
+        }
+        return $this;
+    }
+
+    /**
+     * Returns an instance with the specified message body.
+     *
+     * @param StreamInterface|string $body The message body.
+     * @return self
+     */
+    public function setBody(StreamInterface|string $body): self
+    {
+        $this->body = $body;
+        return $this;
+    }
     /**
      * Returns an instance with the specified protocol version.
      *
@@ -87,9 +167,8 @@ public function getBody(): StreamInterface
      */
     public function withProtocolVersion(string $version): self
     {
-        $new = clone $this;
-        $new->protocolVersion = $version;
-        return $new;
+        $this->protocolVersion = $version;
+        return $this;
     }
     /**
      * Checks if a header exists.

src/Request.php

@@ -94,6 +94,19 @@ public function withRequestTarget($requestTarget): static
         return $clone;
     }
 
+
+    /**
+     * Set the specific HTTP method.
+     *
+     * @param mixed $method The HTTP method.
+     * @return static
+     */
+    public function setMethod($method): static
+    {
+        $this->method = strtoupper($method);
+        return $this;
+    }
+
     /**
      * Returns an instance with the specific HTTP method.
      *
@@ -133,4 +146,31 @@ public function withUri(UriInterface $uri, $preserveHost = false): static
 
         return $clone;
     }
+
+    /**
+     * Returns an instance with the specific URI.
+     *
+     * @param UriInterface $uri          The request URI.
+     * @param bool         $preserveHost Whether to preserve the Host header.
+     * @return static
+     */
+    public function setUri(UriInterface $uri, $preserveHost = false): static
+    {
+        $this->uri = $uri;
+
+        if (!$preserveHost) {
+            $hostHeader = $this->getHeaderLine('Host');
+            if ($hostHeader !== '') {
+                $this->withoutHeader('Host');
+            }
+            if ($uri->getHost() !== '') {
+                $this->withHeader('Host', $uri->getHost());
+                if ($uri->getPort() !== null) {
+                    $this->withHeader('Host', $uri->getHost() . ':' . $uri->getPort());
+                }
+            }
+        }
+
+        return $this;
+    }
 }

src/Response.php

@@ -202,6 +202,30 @@ public function withStatus($code, $reasonPhrase = ''): static
         $clone->reasonPhrase =  $reasonPhrase;
         return $clone;
     }
+
+    /**
+     * set the specific status code and reason phrase.
+     *
+     * @param mixed       $code         The HTTP status code.
+     * @param string|null $reasonPhrase The reason phrase associated with the status code.
+     * @return static
+     * @throws \InvalidArgumentException If the status code is invalid.
+     */
+
+     public function setStatus($code, $reasonPhrase = ''): static
+     {
+         // Validate the status code.
+         if ($code < 100 || $code >= 600) {
+             throw new \InvalidArgumentException('Invalid status code.');
+         }
+         if (empty($reasonPhrase)) {
+             $reasonPhrase = static::$statusTexts[$code] ?? '';
+         }
+
+         $this->statusCode = $code;
+         $this->reasonPhrase =  $reasonPhrase;
+         return $this;
+     }
     /**
      * Retrieves the reason phrase associated with the status code.
      *