Massively improved and split out the config loader.

app/app.ino

@@ -15,17 +15,18 @@
 /* int number_of_fields = sizeof(form_fields); */
 /* const char *config[4] = {}; */
 
+//int number_of_fields = 4; //sizeof(form_fields) - 1;
+
 #define cfg_device_id 0
 #define cfg_wifi_ssid 1
 #define cfg_wifi_key 2
 #define cfg_server 3
-//int number_of_fields = 4; //sizeof(form_fields) - 1;
 
 const char *form_fields[] = {"device-id", "wifi-ssid", "wifi-key", "server"};
 char config[4][50] = {};
 
 
-void connect() {
+void wifi_join_network() {
   WiFi.mode(WIFI_STA);
   WiFi.hostname("flash-httpd");
   WiFi.begin("WEMOS", "SNAPWIRE");
@@ -46,7 +47,7 @@ void connect() {
 void setup() {
   Serial.begin(115200);
   SPIFFS.begin();
-  config_startup("/config.txt", form_fields, config, 4);
+  config_startup("/config.txt", form_fields, config, sizeof(form_fields));
   /* startup(); */
   /* setup_mode(); */
 }