From c6f95e9cfd78c0dba4c3d27a3576f01ae9a2f18a Mon Sep 17 00:00:00 2001
From: jonas <jones@gruebelgrotte.de>
Date: Thu, 2 Jan 2020 16:17:29 +0100
Subject: [PATCH] Added Wifi Routine on unsuccessful connect

---
 E-Paper_Showerthoughts.ino | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/E-Paper_Showerthoughts.ino b/E-Paper_Showerthoughts.ino
index 9f9bf3b..b5edcd8 100644
--- a/E-Paper_Showerthoughts.ino
+++ b/E-Paper_Showerthoughts.ino
@@ -52,11 +52,24 @@ void loop() {
 
 void connectToWifi() {
   WiFi.begin(ssid, password);
+  int connectTries = 0; // Counter for unsuccessful connects to WiFi
   Serial.print("WIFI: Connecting ");
 
   while (WiFi.status() != WL_CONNECTED) {
     Serial.print(".");
     delay(500);
+    
+    if(connectTries % 4 == 3) {
+      WiFi.begin(ssid, password);
+    }
+
+    if(connectTries >= 20) {
+      Serial.println("Unable to connect to " + WiFi.SSID() + ". ESP32 going to deep sleep.");
+      esp_wifi_stop();
+      esp_bt_controller_disable();
+      esp_deep_sleep_start();
+    }
+    connectTries++;
   }
 
   Serial.println("WIFI: Connected to network");
@@ -65,15 +78,14 @@ void connectToWifi() {
 }
 
 
-const char GreeterText[] = "Reddit | Showerthoughts";
+const char TitleText[] = "Reddit | Showerthoughts";
 
 void DisplayShowerthought() {
-  Serial.println("DEBUG: Showing greeting screen");
-  //display.setRotation(3);
+  Serial.println("DEBUG: Printing Showerthought to display");
   display.setFont(&FreeMonoBold9pt7b);
   display.setTextColor(GxEPD_BLACK);
   int16_t tbx, tby; uint16_t tbw, tbh;
-  display.getTextBounds(GreeterText, 0, 0, &tbx, &tby, &tbw, &tbh);
+  display.getTextBounds(TitleText, 0, 0, &tbx, &tby, &tbw, &tbh);
   uint16_t x = ((display.width() - tbw) / 2) - tbx;
   uint16_t y = ((display.height() - tbh) / 2) - tby;
   display.setFullWindow();
@@ -83,7 +95,7 @@ void DisplayShowerthought() {
     display.fillScreen(GxEPD_WHITE);
     display.drawBitmap(130, 90, logo, 125, 125, GxEPD_BLACK);
     display.setCursor(x, y);
-    display.print(GreeterText);
+    display.print(TitleText);
     display.drawRect(x-16, y-20, tbw+32, tbh+18, GxEPD_BLACK);
     display.setCursor(0, 450);
     display.print(Thought);