From 5067438b9d79a94635a1fbb403707153c34acf55 Mon Sep 17 00:00:00 2001
From: Florian Hoss <flhoit00@hs-esslingen.de>
Date: Thu, 21 Jul 2022 13:34:24 +0200
Subject: [PATCH] Basic wifi setup for esp32 and esp8266

---
 ESPTest/platformio.ini |  9 ++++-
 ESPTest/src/main.cpp   | 91 ++++++++++++++++--------------------------
 2 files changed, 42 insertions(+), 58 deletions(-)

diff --git a/ESPTest/platformio.ini b/ESPTest/platformio.ini
index 2fda6eb..f69077e 100644
--- a/ESPTest/platformio.ini
+++ b/ESPTest/platformio.ini
@@ -9,10 +9,17 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [platformio]
-default_envs = esp32
+default_envs = esp8266
 
 [env:esp32]
 platform = espressif32
 board = esp32dev
 framework = arduino
 monitor_speed = 115200
+
+[env:esp8266]
+platform = espressif8266
+board = d1_mini
+framework = arduino
+monitor_speed = 115200
+
diff --git a/ESPTest/src/main.cpp b/ESPTest/src/main.cpp
index fee8ca1..6cd1b08 100644
--- a/ESPTest/src/main.cpp
+++ b/ESPTest/src/main.cpp
@@ -1,72 +1,49 @@
 #include <Arduino.h>
-#include "WiFi.h"
 #include "theSecrets.h"
 
-#include "freertos/FreeRTOS.h"
-#include "freertos/task.h"
-#include "esp_wifi.h"
-#include "esp_event.h"
-#include "nvs_flash.h"
-#include "lwip/err.h"
-#include "lwip/sockets.h"
-#include "lwip/sys.h"
-#include <lwip/netdb.h>
+#ifdef ESP32
+#include "WiFi.h"
+#elif defined(ESP8266)
+#include "ESP8266WiFi.h"
+#define LED 2
+#define DELAY 2000
+#endif
 
-void connectToWifi()
+void toggleLED()
 {
-  WiFi.begin(ssid, psk);
-  while (WiFi.status() != WL_CONNECTED)
-  {
-    delay(200);
-  }
-}
-
-void handle_wifi_events(WiFiEvent_t event, WiFiEventInfo_t info)
-{
-  Serial.print("[WiFi] ");
-  switch (event)
-  {
-  case ARDUINO_EVENT_WIFI_STA_START:
-    Serial.printf("Attempting to connect to WPA SSID: %s\n", ssid);
-    break;
-  case ARDUINO_EVENT_WIFI_STA_CONNECTED:
-    Serial.println("connected");
-    break;
-  case ARDUINO_EVENT_WIFI_STA_DISCONNECTED:
-    Serial.println("disconnected");
-    break;
-  case ARDUINO_EVENT_WIFI_STA_GOT_IP:
-    Serial.print("IP address: ");
-    Serial.println(WiFi.localIP());
-    break;
-  default:
-    Serial.println(event);
-  }
-}
-
-void setup_wifi()
-{
-  WiFi.mode(WIFI_STA);
-  WiFi.onEvent(handle_wifi_events, ARDUINO_EVENT_MAX);
-  connectToWifi();
-}
-
-static void intercept_task(void *pvParameters)
-{
-  Serial.println("Intercept");
-  vTaskDelete(NULL);
+  if (digitalRead(LED) == LOW)
+    digitalWrite(LED, HIGH);
+  else
+    digitalWrite(LED, LOW);
 }
 
 void setup()
 {
-  ESP_ERROR_CHECK(nvs_flash_init());
-  ESP_ERROR_CHECK(esp_netif_init());
-  ESP_ERROR_CHECK(esp_event_loop_create_default());
+#ifdef ESP8266
+  pinMode(LED, OUTPUT);
+#endif
   Serial.begin(115200);
-  setup_wifi();
-  xTaskCreate(intercept_task, "intercept", 4096, (void *)AF_INET, 5, NULL);
+  Serial.println();
+  WiFi.begin(ssid, psk);
+  while (!WiFi.isConnected())
+  {
+#ifdef ESP8266
+    toggleLED();
+#endif
+    Serial.print(".");
+    delay(200);
+  }
+  Serial.println();
+  Serial.print("IP: ");
+  Serial.println(WiFi.localIP());
 }
 
 void loop()
 {
+#ifdef ESP8266
+  digitalWrite(LED, LOW);
+  delay(DELAY);
+  digitalWrite(LED, HIGH);
+  delay(DELAY);
+#endif
 }
\ No newline at end of file