Basic settings like speed and pause unpause can now be controlled

toREST/src/main.cxx

@@ -53,27 +53,38 @@ int main(int argc, char *argv[]) {
   
   http_server.resource["^/session(\\?.*)?\\/?$"]["PATCH"]=[&](std::shared_ptr<HttpServer::Response> resp, std::shared_ptr<HttpServer::Request> req) {
     auto response = http::response();
-    
+    if (!session.is_valid()) {
-    auto content_type=req->header.find("Content-Type");
-    
-    auto json=util::json::parse(req->content);
-    
-    if (session.is_valid()) {
-      const auto settings = session.get_settings();
-      response.set_body({
-        { "paused", session.is_paused() },
-        { "port", session.listen_port() },
-        { "dht_enabled", session.is_dht_running() },
-        { "down_limit", settings.get_int(settings.download_rate_limit) },
-        { "up_limit", settings.get_int(settings.upload_rate_limit) },
-        { "torrents", session.get_torrents().size() }, //TODO Optimize
-        { "default_download_dir", default_download_dir.filename().string() },
-        { "root_dir", root_dir.string() },
-      });
-    } else {
       auto response_code = http::code(http::service_unavailable);
       response.set_body({{response_code.first, response_code.second}});
       response.set_status(response_code.first);
+      return;
+    }
+    const auto json=util::json::parse(req->content);
+    if(json.is_object() && !json.is_null()) {
+      if(util::json::get("paused",json,session.is_paused()))
+        session.pause();
+      else
+        session.resume();
+      auto settings = session.get_settings();
+      const auto new_listen_port=util::json::get("port",json,session.listen_port());
+      if(new_listen_port!=session.listen_port())
+        settings.set_str(settings.listen_interfaces,"0.0.0.0:"+std::to_string(new_listen_port));  
+      const auto new_dht_enabled=util::json::get("dht_enabled",json,session.is_dht_running());
+      if(new_dht_enabled!=session.is_dht_running())
+        settings.set_bool(settings.enable_dht,new_dht_enabled);
+      auto old_limit=settings.get_int(settings.download_rate_limit);
+      auto new_limit=util::json::get("down_limit",json,old_limit);
+      if(new_limit!=old_limit)
+        settings.set_int(settings.download_rate_limit,new_limit);
+      old_limit=settings.get_int(settings.upload_rate_limit);
+      new_limit=util::json::get("up_limit",json,old_limit);
+      if(new_limit!=old_limit)
+        settings.set_int(settings.upload_rate_limit,new_limit);
+      session.apply_settings(settings);
+    } else {
+      auto response_code = http::code(http::bad_request);
+      response.set_body({{response_code.first,response_code.second}});
+      response.set_status(response_code.first);
     }
     *resp << response;
   };