(#198): custom access point SSID can now be provided

- A unique SSID is now set for the Krake during the setup process
- It is of the form 'Krake_<unique mac address>'

Author: TheBakedPotato

Firmware/GPAD_API/GPAD_API/GPAD_API.ino

@@ -488,7 +488,10 @@ void setup()
   // We call this a second time to get the MAC on the screen
   //  clearLCD();
   // req for Wifi Man and OTA
-  WiFiMan();
+  char setupSsid[20] = "Krake_\0";
+  strcat(setupSsid, macAddressString);
+
+  WiFiMan(setupSsid);
   initLittleFS();
   server.begin(); // Start server web socket to render pages
   ElegantOTA.begin(&server);

Firmware/GPAD_API/GPAD_API/WiFiManagerOTA.cpp

@@ -1,7 +1,7 @@
 #include "WiFiManagerOTA.h"
 #include <LittleFS.h>
 
-const char *default_ssid = "ESP32-Setup"; // Default AP Name
+const char *DEFAULT_SSID = "ESP32-Setup"; // Default AP Name
 String ssid_wf = "";
 String password_wf = "";
 String ledState = "";
@@ -42,13 +42,24 @@ bool loadCredentials()
   return true;
 }
 
-void WiFiMan()
+void WiFiMan(const char *accessPointSsid)
 {
   WiFiManager wifiManager;
 
   if (!loadCredentials())
   {
-    if (!wifiManager.autoConnect(default_ssid))
+    boolean connectSuccess = false;
+
+    if (accessPointSsid == "")
+    {
+      connectSuccess = wifiManager.autoConnect(DEFAULT_SSID);
+    }
+    else
+    {
+      connectSuccess = wifiManager.autoConnect(accessPointSsid);
+    }
+
+    if (!connectSuccess)
     {
       Serial.println("Failed to connect. Restarting...");
       ESP.restart();

Firmware/GPAD_API/GPAD_API/WiFiManagerOTA.h

@@ -7,15 +7,15 @@
 #include <FS.h>
 #include <LittleFS.h>
 
-extern const char *default_ssid;
+extern const char *DEFAULT_SSID;
 // extern String ssid;
 // extern String password;
 extern String ledState;
 extern int WiFiLed;
 
 void saveCredentials(const char *ssid, const char *password);
 bool loadCredentials();
-void WiFiMan();
+void WiFiMan(const char *accessPointSsid);
 void initLittleFS();
 void initWiFi();
 String processor(const String &var);