From e7c74917191a4953d495295b65732aa3549ba753 Mon Sep 17 00:00:00 2001
From: Joel Klinghed <the_jk@spawned.biz>
Date: Sun, 19 Oct 2025 00:12:50 +0200
Subject: Add new module websocket and use it

Implement /api/v1/events which will send out messages when
things change, such as the main controller.
---
 src/http.hh | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'src/http.hh')

diff --git a/src/http.hh b/src/http.hh
index ca3f7d4..d85420e 100644
--- a/src/http.hh
+++ b/src/http.hh
@@ -1,6 +1,8 @@
 #ifndef HTTP_HH
 #define HTTP_HH
 
+#include "unique_fd.hh"
+
 #include <cstdint>
 #include <memory>
 #include <optional>
@@ -23,8 +25,10 @@ class Config;
 namespace http {
 
 enum class StatusCode : uint16_t {
+  kSwitchingProtocols = 101,
   kOK = 200,
   kNoContent = 204,
+  kBadRequest = 400,
   kNotFound = 404,
   kMethodNotAllowed = 405,
 };
@@ -96,6 +100,16 @@ class Request {
   virtual std::string_view method() const = 0;
   [[nodiscard]]
   virtual std::string_view path() const = 0;
+  [[nodiscard]]
+  virtual std::string_view body() const = 0;
+
+  [[nodiscard]]
+  virtual bool header_contains(std::string_view name,
+                               std::string_view value) const = 0;
+
+  [[nodiscard]]
+  virtual std::optional<std::string_view> header_value(
+      std::string_view name) const = 0;
 
  protected:
   Request() = default;
@@ -103,6 +117,16 @@ class Request {
   Request& operator=(Request const&) = delete;
 };
 
+class SocketReceiver {
+ public:
+  virtual ~SocketReceiver() = default;
+
+  virtual void receive(unique_fd&& fd) = 0;
+
+ protected:
+  SocketReceiver() = default;
+};
+
 class Response {
  public:
   virtual ~Response() = default;
@@ -115,6 +139,8 @@ class Response {
     virtual Builder& add_header(std::string_view name,
                                 std::string_view value) = 0;
 
+    virtual Builder& take_over(SocketReceiver& receiver) = 0;
+
     [[nodiscard]]
     virtual std::unique_ptr<Response> build() const = 0;
 
@@ -140,6 +166,8 @@ class Response {
   // Returns true while there is more data to write.
   virtual bool write(Buffer& buffer) = 0;
 
+  virtual SocketReceiver* socket_receiver() const = 0;
+
  protected:
   Response() = default;
   Response(Response const&) = delete;
-- 
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