From 7f445141727af33fb5a3bca03cb8694000571d1e Mon Sep 17 00:00:00 2001
From: Victus <victus@example.com>
Date: Mon, 11 May 2026 00:12:34 +0200
Subject: [PATCH] Dodano synchronizacje zegara RTC z uzyciem NTP (eliminuje
 ostrzezenie o dacie 1970 z API)

---
 src/main.cpp | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/src/main.cpp b/src/main.cpp
index da9396b..8836b87 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -17,6 +17,7 @@
 #include <Settings.h>
 #include "APIClient.h"
 #include "UploadManager.h"
+#include <time.h>
 
 #define WDT_TIMEOUT 60        // Czas watchdoga do restartu
 #define MAX_ADXL345_SENSORS 4 // Maksymalna ilość podłączanych sensorów
@@ -64,6 +65,7 @@ void checkWiFi();
 void showOfflineScreen();
 void measure();
 void setClockRTCBtn();
+void syncNTP();
 
 /* ******************* SETUP() ************************* */
 void setup() {
@@ -213,6 +215,7 @@ void setup() {
 
   if(config.connect){
     wifi.begin();
+    syncNTP(); // Zaktualizuj RTC z internetu od razu po połączniu z WiFi
     wifiTestThread.onRun(checkWiFi);
     wifiTestThread.setInterval(5000);     // Test WiFi co 3 sekundy
   } else {
@@ -383,6 +386,20 @@ void settingsDevice(){
   settings.finishConfigDevice();
 }
 
+void syncNTP() {
+  if (WiFi.status() == WL_CONNECTED) {
+    ESP_LOGI(TAG_MAIN, "Syncing RTC with NTP server...");
+    configTime(3600, 3600, "pool.ntp.org", "time.nist.gov"); // Strefa czasowa CET (+1h, +1h DST)
+    struct tm timeinfo;
+    if (getLocalTime(&timeinfo, 10000)) { // Czekaj max 10 sekund na czas z neta
+      rtc.adjust(DateTime(timeinfo.tm_year + 1900, timeinfo.tm_mon + 1, timeinfo.tm_mday, timeinfo.tm_hour, timeinfo.tm_min, timeinfo.tm_sec));
+      ESP_LOGI(TAG_MAIN, "NTP Time synced! New RTC date: %d-%d-%d", timeinfo.tm_year + 1900, timeinfo.tm_mon + 1, timeinfo.tm_mday);
+    } else {
+      ESP_LOGE(TAG_MAIN, "NTP Sync failed. Using old RTC date.");
+    }
+  }
+}
+
 ///////////// LOOP ////////////////////////////////////////////
 void loop() {
   if (settings.readBtnUp() || settings.readBtnDown() || settings.readBtnOk()) {