Moved to LittleFS due to SPIFFS deprecation

.github/workflows/compile_examples.yaml

@@ -17,8 +17,8 @@ jobs:
       fail-fast: false
       matrix:
         example: 
-        - "examples/Parameters/SPIFFS/AutoConnectWithFSParametersAndCustomIP/AutoConnectWithFSParametersAndCustomIP.ino"
-        - "examples/Parameters/SPIFFS/AutoConnectWithFSParameters/AutoConnectWithFSParameters.ino"
+        - "examples/Parameters/LittleFS/AutoConnectWithFSParametersAndCustomIP/AutoConnectWithFSParametersAndCustomIP.ino"
+        - "examples/Parameters/LittleFS/AutoConnectWithFSParameters/AutoConnectWithFSParameters.ino"
         - "examples/NonBlocking/OnDemandNonBlocking/onDemandNonBlocking.ino"
         - "examples/NonBlocking/AutoConnectNonBlockingwParams/AutoConnectNonBlockingwParams.ino"
         - "examples/NonBlocking/AutoConnectNonBlocking/AutoConnectNonBlocking.ino"
@@ -70,8 +70,8 @@ jobs:
       fail-fast: false
       matrix:
         example:
-          - "examples/Parameters/SPIFFS/AutoConnectWithFSParametersAndCustomIP/AutoConnectWithFSParametersAndCustomIP.ino"
-          - "examples/Parameters/SPIFFS/AutoConnectWithFSParameters/AutoConnectWithFSParameters.ino"
+          - "examples/Parameters/LittleFS/AutoConnectWithFSParametersAndCustomIP/AutoConnectWithFSParametersAndCustomIP.ino"
+          - "examples/Parameters/LittleFS/AutoConnectWithFSParameters/AutoConnectWithFSParameters.ino"
           - "examples/NonBlocking/OnDemandNonBlocking/onDemandNonBlocking.ino"
           - "examples/NonBlocking/AutoConnectNonBlockingwParams/AutoConnectNonBlockingwParams.ino"
           - "examples/NonBlocking/AutoConnectNonBlocking/AutoConnectNonBlocking.ino"

.travis.yml

@@ -27,7 +27,7 @@ script:
   - arduino --board esp8266:esp8266:generic:xtal=80,eesz=4M1M,FlashMode=qio,FlashFreq=80,dbg=Serial,lvl=CORE --save-prefs
   - build_examples
   - arduino --board esp32:esp32:esp32:FlashFreq=80,FlashSize=4M,DebugLevel=info --save-prefs
-# some examples fail (SPIFFS defines differ esp32 vs esp8266) so we exclude them
+# some examples fail (LittleFS defines differ esp32 vs esp8266) so we exclude them
   - build_examples
 #  - arduino -v --verbose-build --verify $PWD/examples/AutoConnect/AutoConnect.ino
 

WiFiManager.cpp

@@ -1438,7 +1438,7 @@ bool WiFiManager::WiFi_scanNetworks(bool force,bool async){
     force = false;
     async = true;
     force = _lastscan == 0;
-    if(force || (millis()-_lastscan > 60000)){
+    if(force || (millis()-_lastscan > _scancachetime)){
       int8_t res;
       _startscan = millis();
 
@@ -2477,20 +2477,20 @@ bool WiFiManager::erase(bool opt){
       #endif
       return err == ESP_OK;
     }
-  #elif defined(ESP8266) && defined(spiffs_api_h)
+  #elif defined(ESP8266) && defined(LittleFS_api_h)
     if(opt){
       bool ret = false;
-      if(SPIFFS.begin()){
+      if(LittleFS.begin()){
       #ifdef WM_DEBUG_LEVEL
-        DEBUG_WM(F("Erasing SPIFFS"));
+        DEBUG_WM(F("Erasing LittleFS"));
         #endif
-        bool ret = SPIFFS.format();
+        bool ret = LittleFS.format();
         #ifdef WM_DEBUG_LEVEL
-        DEBUG_WM(DEBUG_VERBOSE,F("spiffs erase: "),ret ? "Success" : "ERROR");
+        DEBUG_WM(DEBUG_VERBOSE,F("LittleFS erase: "),ret ? "Success" : "ERROR");
         #endif
       } else{
       #ifdef WM_DEBUG_LEVEL
-        DEBUG_WM(F("[ERROR] Could not start SPIFFS"));
+        DEBUG_WM(F("[ERROR] Could not start LittleFS"));
         #endif
       }
       return ret;

WiFiManager.h

@@ -543,7 +543,7 @@ class WiFiManager
     // the refresh button bypasses cache
     // no aps found is problematic as scans are always going to want to run, leading to page load delays
     boolean       _preloadwifiscan        = false;  // preload wifiscan if true
-    boolean       _asyncScan              = false; // perform wifi network scan async
+    boolean       _asyncScan              = true; // perform wifi network scan async
     unsigned int  _scancachetime          = 30000; // ms cache time for background scans
 
     boolean       _disableIpFields        = false; // modify function of setShow_X_Fields(false), forces ip fields off instead of default show if set, eg. _staShowStaticFields=-1

examples/Parameters/SPIFFS/AutoConnectWithFSParameters/AutoConnectWithFSParameters.ino

@@ -2,7 +2,7 @@
 #include <WiFiManager.h>          //https://github.com/tzapu/WiFiManager
 
 #ifdef ESP32
-  #include <SPIFFS.h>
+  #include <LittleFS.h>
 #endif
 
 #include <ArduinoJson.h>          //https://github.com/bblanchon/ArduinoJson
@@ -27,17 +27,17 @@ void setup() {
   Serial.println();
 
   //clean FS, for testing
-  //SPIFFS.format();
+  //LittleFS.format();
 
   //read configuration from FS json
   Serial.println("mounting FS...");
 
-  if (SPIFFS.begin()) {
+  if (LittleFS.begin()) {
     Serial.println("mounted file system");
-    if (SPIFFS.exists("/config.json")) {
+    if (LittleFS.exists("/config.json")) {
       //file exists, reading and loading
       Serial.println("reading config file");
-      File configFile = SPIFFS.open("/config.json", "r");
+      File configFile = LittleFS.open("/config.json", "r");
       if (configFile) {
         Serial.println("opened config file");
         size_t size = configFile.size();
@@ -143,7 +143,7 @@ void setup() {
     json["mqtt_port"] = mqtt_port;
     json["api_token"] = api_token;
 
-    File configFile = SPIFFS.open("/config.json", "w");
+    File configFile = LittleFS.open("/config.json", "w");
     if (!configFile) {
       Serial.println("failed to open config file for writing");
     }

examples/Parameters/SPIFFS/AutoConnectWithFSParametersAndCustomIP/AutoConnectWithFSParametersAndCustomIP.ino

@@ -3,7 +3,7 @@
 #include <WiFiManager.h>          //https://github.com/tzapu/WiFiManager
 
 #ifdef ESP32
-  #include <SPIFFS.h>
+  #include <LittleFS.h>
 #endif
 
 #include <ArduinoJson.h>          //https://github.com/bblanchon/ArduinoJson
@@ -33,17 +33,17 @@ void setup() {
   Serial.println();
 
   //clean FS, for testing
-  //SPIFFS.format();
+  //LittleFS.format();
 
   //read configuration from FS json
   Serial.println("mounting FS...");
 
-  if (SPIFFS.begin()) {
+  if (LittleFS.begin()) {
     Serial.println("mounted file system");
-    if (SPIFFS.exists("/config.json")) {
+    if (LittleFS.exists("/config.json")) {
       //file exists, reading and loading
       Serial.println("reading config file");
-      File configFile = SPIFFS.open("/config.json", "r");
+      File configFile = LittleFS.open("/config.json", "r");
       if (configFile) {
         Serial.println("opened config file");
         size_t size = configFile.size();
@@ -167,7 +167,7 @@ void setup() {
     json["gateway"] = WiFi.gatewayIP().toString();
     json["subnet"] = WiFi.subnetMask().toString();
 
-    File configFile = SPIFFS.open("/config.json", "w");
+    File configFile = LittleFS.open("/config.json", "w");
     if (!configFile) {
       Serial.println("failed to open config file for writing");
     }