add airlift function, away from wifi subclass

Author: brentru

src/AdafruitIO_AIRLIFT.cpp

@@ -0,0 +1,76 @@
+//
+// Adafruit invests time and resources providing this open source code.
+// Please support Adafruit and open source hardware by purchasing
+// products from Adafruit!
+//
+// Copyright (c) 2019 Adafruit Industries
+// Authors: Brent Rubell
+// Licensed under the MIT license.
+//
+// All text above must be included in any redistribution.
+//
+#if !defined(ARDUINO_SAMD_MKR1000) && defined(ARDUINO_ARCH_SAMD)
+
+#include "AdafruitIO_AIRLIFT.h"
+
+
+AdafruitIO_AIRLIFT::AdafruitIO_AIRLIFT(const char *user, const char *key, const char *ssid, const char *pass):AdafruitIO(user, key)
+{
+  _ssid = ssid;
+  _pass = pass;
+  _mqtt_client = new WiFiSSLClient;
+  _mqtt = new Adafruit_MQTT_Client(_mqtt_client, _host, _mqtt_port);
+  _http_client = new WiFiSSLClient;
+  _http = new HttpClient(*_http_client, _host, _http_port);
+}
+
+AdafruitIO_AIRLIFT::~AdafruitIO_AIRLIFT()
+{
+  if(_mqtt_client)
+    delete _http_client;
+  if(_http_client)
+    delete _mqtt_client;
+  if(_mqtt)
+    delete _mqtt;
+  if(_http)
+    delete _http;
+}
+
+
+void AdafruitIO_AIRLIFT::_connect()
+{
+  // for breakouts, check if the pins would be externally defined
+  #ifdef BOARDEF
+    WiFi.setPins(SPIWIFI_SS, SPIWIFI_ACK, ESP32_RESETN, ESP32_GPIO0, &SPIWIFI);
+  #endif
+
+  // check esp32 module status
+  if(WiFi.status() == WL_NO_MODULE){
+    Serial.print(WiFi.status());
+  }
+
+  WiFi.begin(_ssid, _pass);
+  _status = AIO_NET_DISCONNECTED;
+
+}
+
+aio_status_t AdafruitIO_AIRLIFT::networkStatus()
+{
+  switch(WiFi.status()) {
+    case WL_CONNECTED:
+      return AIO_NET_CONNECTED;
+    case WL_CONNECT_FAILED:
+      return AIO_NET_CONNECT_FAILED;
+    case WL_IDLE_STATUS:
+      return AIO_IDLE;
+    default:
+      return AIO_NET_DISCONNECTED;
+  }
+}
+
+const char* AdafruitIO_AIRLIFT::connectionType()
+{
+  return "AIRLIFT";
+}
+
+#endif // ARDUINO_ARCH_SAMD

src/AdafruitIO_AIRLIFT.h

@@ -0,0 +1,55 @@
+//
+// Adafruit invests time and resources providing this open source code.
+// Please support Adafruit and open source hardware by purchasing
+// products from Adafruit!
+//
+// Copyright (c) 2019 Adafruit Industries
+// Authors: Brent Rubell
+// Licensed under the MIT license.
+//
+// All text above must be included in any redistribution.
+//
+#ifndef ADAFRUITIO_AIRLIFT_H
+#define ADAFRUITIO_AIRLIFT_H
+
+#if !defined(ARDUINO_SAMD_MKR1000) && defined(ARDUINO_ARCH_SAMD)
+
+#include "Arduino.h"
+#include "AdafruitIO.h"
+#include "WiFiNINA.h"
+#include "SPI.h"
+#include "Adafruit_MQTT.h"
+#include "Adafruit_MQTT_Client.h"
+
+// Configure the pins used for the ESP32 connection
+#if !defined(SPIWIFI_SS) // if the wifi definition isnt in the board variant
+  #define BOARDEF 1
+  #define SPIWIFI SPI
+  #define SPIWIFI_SS _airlift_ss    // Chip select pin
+  #define SPIWIFI_ACK _airlift_ack  // a.k.a BUSY or READY pin
+  #define ESP32_RESETN _airlift_rst // Reset pin
+  #define ESP32_GPIO0 -1 // Not connected
+#endif
+
+class AdafruitIO_AIRLIFT : public AdafruitIO {
+
+  public:
+    AdafruitIO_AIRLIFT(const char *user, const char *key, const char *ssid, const char *pass);
+    ~AdafruitIO_AIRLIFT();
+
+    aio_status_t networkStatus();
+    const char* connectionType();
+
+  protected:
+    void _connect();
+    const char *_ssid;
+    const char *_pass;
+
+    WiFiSSLClient *_http_client;
+    WiFiSSLClient *_mqtt_client;
+
+};
+
+#endif // ARDUINO_ARCH_SAMD
+
+#endif // ADAFRUITIO_AIRLIFT_H