Initial commitHEADmain

1 files changed, 50 insertions, 0 deletions

diff --git a/src/Response.php b/src/Response.php
new file mode 100644
index 0000000..d3c4f69
--- /dev/null
+++ b/src/Response.php
@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace TCB;
+
+final class Response
+{
+    /**
+     * @param array<string, string> $headers Key-value pairs of additional HTTP headers
+     */
+    public function __construct(
+        public readonly int $statusCode,
+        public readonly string $contentType,
+        public readonly string $body,
+        public readonly array $headers = [],
+    ) {}
+
+    public function __toString(): string
+    {
+        $reason = match ($this->statusCode) {
+            200 => 'OK',
+            400 => 'Bad Request',
+            401 => 'Unauthorized',
+            403 => 'Forbidden',
+            404 => 'Not Found',
+            405 => 'Method Not Allowed',
+            500 => 'Internal Server Error',
+            default => '',
+        };
+
+        $statusLine = trim("HTTP/1.1 {$this->statusCode} {$reason}");
+        $contentLength = strlen($this->body);
+
+        // Build base headers.
+        $formattedHeaders = [
+            $statusLine,
+            "Content-Type: $this->contentType",
+            "Content-Length: $contentLength",
+            "Connection: close",
+        ];
+
+        // Format and append custom headers.
+        foreach ($this->headers as $name => $value) {
+            $formattedHeaders[] = "$name: $value";
+        }
+
+        return implode("\r\n", $formattedHeaders) . "\r\n\r\n" . $this->body;
+    }
+}