Electric Imp imp API device.info() example code

deviceinfo.device.nut

local address = "";

function checkIP() {
    local connectionData = device.info();
    if (connectionData.isconnected) {
        server.log(format("Device %s is connected", connectionData.id);
        
        if (address.len() == 0) {
            server.log(format("Device %s has connected with IP address %s", connectionData.id, connectionData.ipaddress));
        } else if (connectionData.ipaddress != address)
            server.log(format("Device %s has connected and changed IP address from %s to %s", connectionData.id, address, connectionData.ipaddress));
        }

        address = connectionData.ipaddress;
    } else {
        server.log(format("Device %s is not connected", connectionData.id);
    }
}

device.onconnect(checkip);