feat: esp32 support

library.json

@@ -16,5 +16,5 @@
   ],
   "license": "MIT",
   "frameworks": "arduino",
-  "platforms": ["espressif8266"]
+  "platforms": ["espressif8266", "espressif32"]
 }

library.properties

@@ -6,4 +6,4 @@ sentence=Minimal WiFi Manager with captive portal.
 paragraph=Library for WiFi managemnent and credential storage for ESP8266 boards.
 category=Communication
 url=https://github.com/localrice/EasyWiFi
-architectures=esp8266
+architectures=esp8266,esp32

platformio.ini

@@ -8,11 +8,24 @@
 ; Please visit documentation for the other options and examples
 ; https://docs.platformio.org/page/projectconf.html
 
+[platformio]
+default_envs = nodemcuv2
+
+[env]
+framework = arduino
+upload_speed = 115200
+monitor_speed = 115200
+
+; ESP8266
 [env:nodemcuv2]
 platform = espressif8266
 board = nodemcuv2
-framework = arduino
 board_build.filesystem = littlefs
 
-upload_speed = 115200
-monitor_speed = 115200
+; ESP32
+[env:esp32]
+platform = espressif32
+board = esp32dev
+lib_deps =
+    LITTLEFS_esp32
+board_build.filesystem = littlefs

src/EasyWiFi.cpp

@@ -1,10 +1,6 @@
 #include "EasyWiFi.h"
 #include <algorithm>
 
-ESP8266WebServer server(80);
-DNSServer dnsServer;
-const byte DNS_PORT = 53;
-
 const char* const EasyWiFi::CREDENTIAL_FILE = "/wifi_credentials.txt";
 
 const char *defaultCSS = R"rawliteral(
@@ -143,8 +139,8 @@ EasyWiFi::EasyWiFi() {}
 */
 void EasyWiFi::begin() {
   Serial.println("EasyWiFi: begin()");
-  if (!LittleFS.begin()) {
-    Serial.println("EasyWiFi: Failed to mount LittleFS");
+  if (!LittleFS.begin(true)) {
+    Serial.println("EasyWiFi: Failed to mount FS");
     return;
   }
   loadCredentials();
@@ -237,7 +233,7 @@ void EasyWiFi::tryConnect(bool preferNext) {
     }
   }
 
-  const unsigned long timeout = 10000; 
+  const unsigned long timeout = 10000;
   for (size_t offset = 0; offset < totalNetworks; ++offset) {
     const size_t index = (startIndex + offset) % totalNetworks;
     applyActiveCredential(index);
@@ -262,7 +258,7 @@ void EasyWiFi::startPortal() {
     WiFi.softAP(APName, APPassword);
     Serial.printf("AP started: %s (secured) \n",APName);
   } else {
-    WiFi.softAP(APName);     
+    WiFi.softAP(APName);
     Serial.printf("AP started: %s (open) \n",APName);
   }
 
@@ -282,7 +278,7 @@ void EasyWiFi::startPortal() {
     server.send(200, "text/html", html);
   });
 
-  
+
   server.on("/save", HTTP_POST, [this]() {
     String newSsid = server.arg("ssid");
     String newPassword = server.arg("password");
@@ -296,9 +292,9 @@ void EasyWiFi::startPortal() {
       server.send(400, "text/html", "<h1>SSID cannot be empty</h1>");
     }
   });
-  
+
   server.on("/scan", [this]() {
-    int networks = WiFi.scanNetworks(); 
+    int networks = WiFi.scanNetworks();
     Serial.printf("Scan complete: %d", networks);
     String json = "[";
 
@@ -424,7 +420,7 @@ void EasyWiFi::loadCredentials() {
       if (line.length() > 0) {
         credentials.push_back({line, legacyPassword});
       }
-      break; 
+      break;
     }
 
     credentials.push_back({line.substring(0, separatorIndex), line.substring(separatorIndex + 1)});

src/EasyWiFi.h

@@ -1,13 +1,25 @@
-#ifndef EASYWIFI_H
-#define EASYWIFI_H
-
-#include <Arduino.h>
-#include <LittleFS.h>
-#include <ESP8266WiFi.h>
-#include <ESP8266WebServer.h>
-#include <DNSServer.h>
-#include <vector>
-#include <functional>
+    #ifndef EASYWIFI_H
+    #define EASYWIFI_H
+
+    #include <Arduino.h>
+    #include <vector>
+    #include <functional>
+
+    #if defined(ESP8266)
+      #include <ESP8266WiFi.h>
+      #include <ESP8266WebServer.h>
+      #include <DNSServer.h>
+      #include <LittleFS.h>
+      using EasyWiFiWebServer = ESP8266WebServer;
+    #elif defined(ESP32)
+        #include <WiFi.h>
+        #include <WebServer.h>
+        #include <DNSServer.h>
+        #include <LittleFS.h>
+        using EasyWiFiWebServer = WebServer;
+    #else
+        #error "EasyWiFi: supports only ESP8266 and ESP32 platforms"
+    #endif
 
 class EasyWiFi {
     public:
@@ -20,7 +32,7 @@ class EasyWiFi {
         void saveCredentials(const char* networkSsid, const char* networkPassword);
         void loadCredentials();
         void printCredentials();
-        
+
         // to set Access Point (AP) credentials.
         void setAP(const char* name, const char* password = "");
 
@@ -76,6 +88,10 @@ class EasyWiFi {
         std::vector<Credential> credentials;
         int activeCredentialIndex = -1;
 
+        EasyWiFiWebServer server{80};
+        DNSServer dnsServer;
+        const byte DNS_PORT = 53;
+
         void tryConnect(bool preferNext = false);
         void startPortal();
         void stopPortal();