#include "GWWifi.h"


const char *AP_ssid = "ESP32NMEA2K";  // ESP32 as AP
const char *AP_password = "esp32nmea2k"; //too short - so no pass

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_AP_STA); //enable both AP and client
    WiFi.softAP(AP_ssid,AP_password);
    delay(100);
    WiFi.softAPConfig(AP_local_ip, AP_gateway, AP_subnet);
    logger->logString("WifiAP created: ssid=%s,adress=%s",
        AP_ssid,
        WiFi.softAPIP().toString().c_str()
        );
    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 5000
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();
        }
    }
}
bool GwWifi::clientConnected(){
    return WiFi.status() == WL_CONNECTED;
};
bool GwWifi::connectClient(){
    WiFi.disconnect();
    return connectInternal();
}