show wifi status face on connection problems

lib/face/faceWifi.cpp

@@ -0,0 +1,26 @@
+#include "faceWifi.h"
+#include "settings.h"
+#include "display.h"
+#include "faceWifi/imageSTA.h"
+
+void setupFaceWifi()
+{
+	// NOP
+}
+
+void loopFaceWifi()
+{
+	// NOP
+}
+
+void showFaceWifi()
+{
+	// init
+	GFXcanvas1 *canvas = displayGetCanvas();
+
+	// render
+	canvas->drawBitmap(0, 0, imageSTA, 640, 384, COLOR_BG, COLOR_FG);
+
+	// update screen
+	displayFlush();
+}

lib/face/faceWifi.h

@@ -0,0 +1,8 @@
+#ifndef FACE_WIFI_H
+#define FACE_WIFI_H
+
+void setupFaceWifi();
+void loopFaceWifi();
+void showFaceWifi();
+
+#endif

lib/wlan/wlan.cpp

@@ -55,6 +55,7 @@ void initClientMode(const char *ssid, const char *password)
 			wifiFailedCount++;
 			if (wifiFailedCount > 3) {
 				Serial.println("  wifi is not reachable...");
+				WiFi.disconnect();
 				initAPMode();
 				return;
 			} else {
@@ -87,8 +88,7 @@ void initAPMode()
 {
 	Serial.println("  init AP (Access Point)");
 
-	//WiFi.disconnect();
-	WiFi.softAP("paperdash.io");
+	WiFi.softAP("paperdash");
 
 	IPAddress IP = WiFi.softAPIP();
 	Serial.print("  AP IP address: ");

src/main.cpp

@@ -9,6 +9,7 @@
 #include "app.h"
 #include "image.h"
 #include "faceSplash.h"
+#include "faceWifi.h"
 
 void setup()
 {
@@ -32,17 +33,21 @@ void setup()
 	setupImage();
 
 	setupWlan();
+	setupApp();
+
 	if (WiFi.isConnected())
 	{
 		setupDateTime();
 		setupPlaylist();
-	}
-
-	setupApp();
 
-	// show boot splash for x seconds
-	showFaceSplash();
-	playlistNextSwitchIn(3);
+		// show boot splash for x seconds
+		showFaceSplash();
+		playlistNextSwitchIn(3);
+	}
+	else
+	{
+		showFaceWifi();
+	}
 
 	Serial.println();
 	Serial.println("setup - done");