#!/usr/bin/env seed

// seed example

const GLib = imports.gi.GLib;

const GUdev = imports.gi.GUdev;

function print_device (device) {

  print ("  subsystem:             " + device.get_subsystem ());

  print ("  devtype:               " + device.get_devtype ());

  print ("  name:                  " + device.get_name ());

  print ("  number:                " + device.get_number ());

  print ("  sysfs_path:            " + device.get_sysfs_path ());

  print ("  driver:                " + device.get_driver ());

  print ("  action:                " + device.get_action ());

  print ("  seqnum:                " + device.get_seqnum ());

  print ("  device type:           " + device.get_device_type ());

  print ("  device number:         " + device.get_device_number ());

  print ("  device file:           " + device.get_device_file ());

  print ("  device file symlinks:  " + device.get_device_file_symlinks ());

  print ("  foo: " + device.get_sysfs_attr_as_strv ("stat"));

  var keys = device.get_property_keys ();

  for (var n = 0; n < keys.length; n++) {

    print ("    " + keys[n] + "=" + device.get_property (keys[n]));

  }

}

function on_uevent (client, action, device) {

  print ("action " + action + " on device " + device.get_sysfs_path());

  print_device (device);

  print ("");

}

var client = new GUdev.Client ({subsystems: ["block", "usb/usb_interface"]});

client.signal.connect ("uevent", on_uevent);

var block_devices = client.query_by_subsystem ("block");

for (var n = 0; n < block_devices.length; n++) {

  print ("block device: " + block_devices[n].get_device_file ());

}

var d;

d = client.query_by_device_number (GUdev.DeviceType.BLOCK, 0x0810);

if (d == null) {

  print ("query_by_device_number 0x810 -> null");

} else {

  print ("query_by_device_number 0x810 -> " + d.get_device_file ());

  dd = d.get_parent_with_subsystem ("usb", null);

  print_device (dd);

  print ("--------------------------------------------------------------------------");

  while (d != null) {

    print_device (d);

    print ("");

    d = d.get_parent ();

  }

}

d = client.query_by_sysfs_path ("/sys/block/sda/sda1");

print ("query_by_sysfs_path (\"/sys/block/sda1\") -> " + d.get_device_file ());

d = client.query_by_subsystem_and_name ("block", "sda2");

print ("query_by_subsystem_and_name (\"block\", \"sda2\") -> " + d.get_device_file ());

d = client.query_by_device_file ("/dev/sda");

print ("query_by_device_file (\"/dev/sda\") -> " + d.get_device_file ());

d = client.query_by_device_file ("/dev/block/8:0");

print ("query_by_device_file (\"/dev/block/8:0\") -> " + d.get_device_file ());

var mainloop = GLib.main_loop_new ();

GLib.main_loop_run (mainloop);