initial commit

lib/framework/NTPStatus.cpp

@@ -0,0 +1,40 @@
+#include <NTPStatus.h>
+
+NTPStatus::NTPStatus(AsyncWebServer* server, SecurityManager* securityManager) {
+  server->on(NTP_STATUS_SERVICE_PATH,
+             HTTP_GET,
+             securityManager->wrapRequest(std::bind(&NTPStatus::ntpStatus, this, std::placeholders::_1),
+                                          AuthenticationPredicates::IS_AUTHENTICATED));
+}
+
+String toISOString(tm* time, bool incOffset) {
+  char time_string[25];
+  strftime(time_string, 25, incOffset ? "%FT%T%z" : "%FT%TZ", time);
+  return String(time_string);
+}
+
+void NTPStatus::ntpStatus(AsyncWebServerRequest* request) {
+  AsyncJsonResponse* response = new AsyncJsonResponse(false, MAX_NTP_STATUS_SIZE);
+  JsonObject root = response->getRoot();
+
+  // grab the current instant in unix seconds
+  time_t now = time(nullptr);
+
+  // only provide enabled/disabled status for now
+  root["status"] = sntp_enabled() ? 1 : 0;
+
+  // the current time in UTC
+  root["time_utc"] = toISOString(gmtime(&now), false);
+
+  // local time as ISO String with TZ
+  root["time_local"] = toISOString(localtime(&now), true);
+
+  // the sntp server name
+  root["server"] = sntp_getservername(0);
+
+  // device uptime in seconds
+  root["uptime"] = millis() / 1000;
+
+  response->setLength();
+  request->send(response);
+}