From 887f205a7e7a48c84267ed1ba7dcc1ebb2e2a011 Mon Sep 17 00:00:00 2001
From: Reiner Herrmann <reiner@reiner-h.de>
Date: Wed, 15 Jul 2020 20:04:05 +0200
Subject: connect to wifi and update time over ntp

---
 src/main.cpp | 37 ++++++++++++++++++++++++++++++++++---
 1 file changed, 34 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/main.cpp b/src/main.cpp
index 1a73845..a4f80a8 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -2,8 +2,10 @@
 
 #include <GxEPD2_BW.h>
 #include <Fonts/FreeMonoBold9pt7b.h>
+#include <WiFi.h>
 
 #include "tux.h"
+#include "secrets.h"
 
 /*
   see GxEPD2_WS_ESP32_Driver.ino and esp32-waveshare-epd/src/DEV_Config.h
@@ -47,13 +49,42 @@ void draw() {
 	} while(display.nextPage());
 }
 
+void wifi_connect() {
+	WiFi.begin(wifi_ssid, wifi_psk);
+	while (WiFi.status() != WL_CONNECTED) {
+		delay(500);
+	}
+}
+
+void wifi_disconnect() {
+	WiFi.disconnect();
+	WiFi.mode(WIFI_OFF);
+}
+
+void update_time() {
+	struct tm timeinfo;
+	configTime(0, 0, "de.pool.ntp.org");
+	getLocalTime(&timeinfo, 5000);
+}
+
 void setup() {
-	display_setup();
-	draw();
+	Serial.begin(115200);
+
+	//display_setup();
+	//draw();
+	//display.powerOff();
 
-	display.powerOff();
+	wifi_connect();
+	update_time();
+	wifi_disconnect();
 }
 
 void loop() {
+	struct tm timeinfo;
+	if (getLocalTime(&timeinfo)) {
+		Serial.println(&timeinfo);
+	} else {
+		Serial.println("Unknown time");
+	}
 	delay(1000);
 }
-- 
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