1.0

include/dps/http.hpp

@@ -0,0 +1,73 @@
+#pragma once
+
+#include "dps/config.hpp"
+
+#include <functional>
+#include <map>
+#include <optional>
+#include <string>
+#include <vector>
+
+namespace dps {
+
+struct Request {
+    std::string method;
+    std::string raw_target;
+    std::string path;
+    std::string body;
+    std::string remote_addr;
+    std::map<std::string, std::string> headers;
+    std::map<std::string, std::string> query;
+    std::map<std::string, std::string> path_params;
+    std::optional<std::string> current_user;
+
+    std::string header(const std::string &name) const;
+    std::string query_value(const std::string &name) const;
+    std::string path_param(const std::string &name) const;
+};
+
+struct Response {
+    int status = 200;
+    std::string content_type = "application/json; charset=utf-8";
+    std::string body;
+    std::vector<unsigned char> binary_body;
+    std::map<std::string, std::string> headers;
+
+    bool has_binary() const;
+};
+
+using Handler = std::function<Response(const Request &)>;
+
+class Router {
+public:
+    void add(const std::string &method, const std::string &pattern, bool requires_auth, Handler handler);
+    Response dispatch(Request request) const;
+
+private:
+    struct Route {
+        std::string method;
+        std::string pattern;
+        bool requires_auth = false;
+        Handler handler;
+    };
+
+    std::vector<Route> routes_;
+};
+
+class HttpServer {
+public:
+    HttpServer(std::string host, int port, LoggingConfig logging, const Router &router);
+    int run() const;
+
+private:
+    std::string host_;
+    int port_;
+    LoggingConfig logging_;
+    const Router &router_;
+};
+
+std::string url_decode(const std::string &value);
+std::map<std::string, std::string> parse_query_string(const std::string &query);
+std::string guess_content_type(const std::string &path);
+
+}  // namespace dps