feat(validation): just an outline

webserv/http/RequestValidator.hpp

@@ -0,0 +1,33 @@
+#pragma once
+
+#include <webserv/config/ServerConfig.hpp>
+#include <webserv/http/HttpRequest.hpp>
+
+#include <optional>
+#include <string>
+
+class RequestValidator
+{
+  public:
+    struct ValidationError
+    {
+        int statusCode;
+        std::string message;
+    };
+
+    RequestValidator() = delete;
+    RequestValidator(const ServerConfig &config, const HttpRequest &request);
+    RequestValidator(const RequestValidator &other) = delete;
+    RequestValidator(RequestValidator &&other) = delete;
+
+    RequestValidator &operator=(const RequestValidator &other) = delete;
+    RequestValidator &operator=(RequestValidator &&other) = delete;
+
+    ~RequestValidator() = default;
+
+    [[nodiscard]] std::optional<ValidationError> validate() const;
+
+  private:
+    ServerConfig &config;
+    HttpRequest &request;
+};