switch from rf24 to espnow

src/network.cpp

@@ -20,6 +20,9 @@ IPAddress Network::dnsServer;
 WiFiClient Network::wifi_client;
 PubSubClient* Network::mqtt_client;
 
+esp_now_peer_info_t Network::peerInfo;
+uint8_t Network::broadcastAddress[6] = ESP_NOW_CONTROLER_MAC;
+
 void Network::setIps() {
     local_IP.fromString(WLAN_IP);
     gateway.fromString(WLAN_GATEWAY);
@@ -58,6 +61,10 @@ bool Network::connectMQTT() {
 }
 bool Network::connectWifi() {
    // Configures static IP address
+   
+    if (!WiFi.mode(WIFI_AP_STA))
+        std::cout << "Network::connectWiFi failed WiFi.mode" << std::endl;
+
     if (!WiFi.config(local_IP, gateway, subnet, dnsServer))
         std::cout << "STA Failed to configure" << std::endl;
 
@@ -81,6 +88,28 @@ bool Network::connectWifi() {
     std::cout << "WiFi connected." << std::endl;
     std::cout << "IP address: " << std::endl;
     std::cout << WLAN_IP << std::endl;
+    // std::cout << "WiFi MAC Address: " << WiFi.macAddress() << std::endl << std::endl;
+    return true;
+}
+
+bool Network::connectEspNow(recieveCallbackPtr reci, sendCallbackPtr send) {
+    if (esp_now_init() != ESP_OK) {
+        std::cout << "Network::connectEspNow - Error initializing ESP-NOW" << std::endl;
+        return false;
+    }
+
+    esp_now_register_send_cb(send);
+
+    memcpy(peerInfo.peer_addr, broadcastAddress, 6);
+    peerInfo.channel = 0;  
+    peerInfo.encrypt = false;
+
+    if (esp_now_add_peer(&peerInfo) != ESP_OK) {
+        std::cout << "Network::connectEspNow - Failed to add peer" << std::endl;
+        return false;
+    }
+
+    esp_now_register_recv_cb(reci);
     return true;
 }
 
@@ -100,6 +129,14 @@ bool Network::checkMQTT() {
     return true;
 }
 
+int32_t Network::getWiFiChannel(const char *ssid) {
+    if (int32_t n = WiFi.scanNetworks())
+        for (uint8_t i=0; i<n; i++)
+            if (!strcmp(ssid, WiFi.SSID(i).c_str()))
+                return WiFi.channel(i);
+    return 0;
+}
+
 void Network::checkWiFi() {
     static uint64_t previousMillis = 0;
     static uint16_t delay = 5000;