esp32-nmea2000-obp60/lib/wifi/GwWifi.cpp

76 lines
2.6 KiB
C++

#include "GWWifi.h"
const char *AP_password = "esp32nmea2k";
GwWifi::GwWifi(const GwConfigHandler *config,GwLog *log){
this->config=config;
this->logger=log;
wifiClient=config->getConfigItem(config->wifiClient,true);
wifiSSID=config->getConfigItem(config->wifiSSID,true);
wifiPass=config->getConfigItem(config->wifiPass,true);
}
void GwWifi::setup(){
logger->logString("Wifi setup");
IPAddress AP_local_ip(192, 168, 15, 1); // Static address for AP
IPAddress AP_gateway(192, 168, 15, 1);
IPAddress AP_subnet(255, 255, 255, 0);
WiFi.mode(WIFI_MODE_APSTA); //enable both AP and client
const char *ssid=config->getConfigItem(config->systemName)->asCString();
WiFi.softAP(ssid,AP_password);
delay(100);
WiFi.softAPConfig(AP_local_ip, AP_gateway, AP_subnet);
logger->logString("WifiAP created: ssid=%s,adress=%s",
ssid,
WiFi.softAPIP().toString().c_str()
);
apActive=true;
lastApAccess=millis();
apShutdownTime=config->getConfigItem(config->stopApTime)->asInt() * 60;
if (apShutdownTime < 120 && apShutdownTime != 0) apShutdownTime=120; //min 2 minutes
logger->logString("GWWIFI: AP auto shutdown %s (%ds)",apShutdownTime> 0?"enabled":"disabled",apShutdownTime);
apShutdownTime=apShutdownTime*1000; //ms
connectInternal();
}
bool GwWifi::connectInternal(){
if (wifiClient->asBoolean()){
logger->logString("creating wifiClient ssid=%s",wifiSSID->asString().c_str());
WiFi.begin(wifiSSID->asCString(),wifiPass->asCString());
lastConnectStart=millis();
return true;
}
return false;
}
#define RETRY_MILLIS 10000
void GwWifi::loop(){
if (wifiClient->asBoolean() && ! clientConnected()){
long now=millis();
if (lastConnectStart > now || (lastConnectStart+RETRY_MILLIS) < now){
logger->logString("wifiClient: retry connect to %s",wifiSSID->asCString());
WiFi.disconnect();
connectInternal();
}
}
if (apShutdownTime != 0 && apActive){
if (WiFi.softAPgetStationNum()){
lastApAccess=millis();
}
if ((lastApAccess + apShutdownTime) < millis()){
logger->logString("GWWIFI: shutdown AP");
WiFi.softAPdisconnect(true);
apActive=false;
}
}
}
bool GwWifi::clientConnected(){
return WiFi.status() == WL_CONNECTED;
};
bool GwWifi::connectClient(){
WiFi.disconnect();
return connectInternal();
}
String GwWifi::apIP(){
if (! apActive) return String();
return WiFi.softAPIP().toString();
}