getDeviceByRoleName method
Get the DeviceConfiguration for the device with the given roleName.
This can be either a primary device or a connected device.
Returns null if no such device is found.
Implementation
DeviceConfiguration? getDeviceByRoleName(String roleName) {
for (var device in devices) {
if (device.roleName == roleName) {
return device;
}
}
return null;
}