From f3fcd32785ec6a180053786d9b7dec01ca1ce622 Mon Sep 17 00:00:00 2001
From: Marcus <marcus@deltalima.org>
Date: Sun, 14 Apr 2024 16:39:49 +0200
Subject: [PATCH] firmware WIP - add ntp support

---
 Arduino/CanGrow/CanGrow.ino | 37 +++++++++++++++++++++++++++++++++----
 1 file changed, 33 insertions(+), 4 deletions(-)

diff --git a/Arduino/CanGrow/CanGrow.ino b/Arduino/CanGrow/CanGrow.ino
index c918816..367cc7d 100644
--- a/Arduino/CanGrow/CanGrow.ino
+++ b/Arduino/CanGrow/CanGrow.ino
@@ -18,7 +18,8 @@
 #include <ESP8266WebServer.h>
 #include <EEPROM.h>
 #include <ArduinoJson.h>
-
+#include <NTPClient.h>
+#include <WiFiUdp.h>
 
 /*
  * 
@@ -41,9 +42,18 @@ float valHumidity;
  * EEPROM variables
  */
 
+//
+// System
+//
 // configured - if true, run setup assistant
 bool configured;
+// NTP Offset
+int ntpOffset;
 
+
+//
+// WiFi
+//
 char WIFIssid[32];
 char WIFIpassword[64];
 // WIFIuseDHCP - if true, get IP by DHCP
@@ -53,6 +63,9 @@ IPAddress WIFInetmask(255,255,255,0);
 IPAddress WIFIgateway(192,168,4,254);
 IPAddress WIFIdns(0,0,0,0);
 
+//
+// Grow Stuff
+//
 // GrowName - contains the name of the grow/plant. Up to 32 byte
 char GrowName[32];
 // GrowStart - contains unix timestamp from date where grow starts (00:00)
@@ -68,9 +81,10 @@ byte DaysBloom;
 byte LighthoursVeg;
 // LighthoursBloom - contains how many hours the Growlight is on in Bloom
 byte LighthoursBloom;
-
-// Sunrise - contains to which hour of day the growlight turns on
-byte Sunrise;
+// SunriseHour - contains to which hour of day the growlight turns on
+byte SunriseHour;
+// SunriseHour - contains to which minute of SunriseHour the growlight turns on
+byte SunriseMinute;
 // PINled_PWM - contains the PWM value for dimming the grow light
 byte PINled_PWM;
 // MoistureSensor_Type - contains which moisture sensor to use
@@ -106,6 +120,13 @@ const bool APhidden = false;
 */
 
 
+/*
+ * NTP
+ */
+ 
+WiFiUDP ntpUDP;
+NTPClient timeClient(ntpUDP);
+
 /*
  * 
  * Webserver
@@ -534,6 +555,11 @@ void wifiConnect() {
     Serial.println(" CONNECTED!");
     Serial.print("IP: ");
     Serial.println(WiFi.localIP());
+    Serial.println("Get actual time from NTP");
+    timeClient.begin();
+    timeClient.update();
+    Serial.println(timeClient.getFormattedTime());
+    Serial.println(timeClient.getEpochTime());
 }
 
 void wifiAp() {
@@ -763,6 +789,9 @@ void WEBroot() {
   
   String body = FPSTR(HTMLheader);
   body += "<h1>configured!</h1>";
+  body += "<p>";
+  body += timeClient.getFormattedTime();
+  body += "</p>";
   body += FPSTR(HTMLfooter);
   
   webserver.send(200, "text/html", body);