//===========================================
//  Lumina-DE source code
//  Copyright (c) 2014, Ken Moore
//  Available under the 3-clause BSD license
//  See the LICENSE file for full details
//===========================================
#ifdef __NetBSD__
#include "LuminaOS.h"
#include <unistd.h>
#include <stdio.h> // Needed for BUFSIZ

QString LOS::OSName(){ return "NetBSD"; }

//OS-specific prefix(s)
QString LOS::AppPrefix(){ return "/usr/local/"; } //Prefix for applications
QString LOS::SysPrefix(){ return "/usr/"; } //Prefix for system

//OS-specific application shortcuts (*.desktop files)
QString LOS::ControlPanelShortcut(){ return ""; } //system control panel
QString LOS::AppStoreShortcut(){ return ""; } //graphical app/pkg manager
	
// ==== ExternalDevicePaths() ====
QStringList LOS::ExternalDevicePaths(){
    //Returns: QStringList[<type>::::<filesystem>::::<path>]
      //Note: <type> = [USB, HDRIVE, DVD, SDCARD, UNKNOWN]
	
  //Not implemented yet
  return QStringList();
}

//Read screen brightness information
int LOS::ScreenBrightness(){
  //Returns: Screen Brightness as a percentage (0-100, with -1 for errors)
  return -1;  //not implemented yet
}

//Set screen brightness
void LOS::setScreenBrightness(int percent){
  //not implemented yet
}

//Read the current volume
int LOS::audioVolume(){ 
  //Returns: audio volume as a percentage (0-100, with -1 for errors)
  return -1; //Not implemented yet
}

//Set the current volume
void LOS::setAudioVolume(int percent){
  //not implemented yet
}

//Change the current volume a set amount (+ or -)
void LOS::changeAudioVolume(int percentdiff){
  //not implemented yet
}

//Check if a graphical audio mixer is installed
bool LOS::hasMixerUtility(){
  return false; //not implemented yet
}

//Launch the graphical audio mixer utility
void LOS::startMixerUtility(){
  //not implemented yet
}

//Check for user system permission (shutdown/restart)
bool LOS::userHasShutdownAccess(){
  //User needs to be a part of the operator group to be able to run the shutdown command
  QStringList groups = LUtils::getCmdOutput("id -Gn").join(" ").split(" ");
  return groups.contains("operator");
}

//Check for whether the system is safe to power off (no updates being perfomed)
bool LOS::systemPerformingUpdates(){
  return false; //Not implemented yet
}

//System Shutdown
void LOS::systemShutdown(){ //start poweroff sequence
  QProcess::startDetached("shutdown -p now");
}

//System Restart
void LOS::systemRestart(){ //start reboot sequence
  QProcess::startDetached("shutdown -r now");
}

//Check for suspend support
bool LOS::systemCanSuspend(){
  return false;
}

//Put the system into the suspend state
void LOS::systemSuspend(){

}

//Battery Availability
bool LOS::hasBattery(){
  return false; //not implemented yet
}

//Battery Charge Level
int LOS::batteryCharge(){ //Returns: percent charge (0-100), anything outside that range is counted as an error
  return -1;  //not implemented yet
}

//Battery Charging State
bool LOS::batteryIsCharging(){
  return false; //not implemented yet
}

//Battery Time Remaining
int LOS::batterySecondsLeft(){ //Returns: estimated number of seconds remaining
  return 0; //not implemented yet
}

//File Checksums
QStringList LOS::Checksums(QStringList filepaths){ //Return: checksum of the input file
  //on NetBSD md5(1) has the following layout
  //$ md5 DESCR Makefile
  //MD5 (DESCR) = 6aaa128cf0466792be6f6d15e4589dfb
  //MD5 (Makefile) = 4787f3145bba2a3cc393cdd812c5d18b

  QStringList info = LUtils::getCmdOutput("md5 \""+filepaths.join("\" \"")+"\"");
  for(int i=0; i<info.length(); i++){
    if( !info[i].contains(" = ") ){ info.removeAt(i); i--; }
    else{
      //Strip out the extra information
      info[i] = info[i].section(" = ",1,1);
    }
  }
  return info;
}

//file system capacity
QString LOS::FileSystemCapacity(QString dir) { //Return: percentage capacity as give by the df command
  // on NetBSD, df has the following layout:
  // $ df /home
  // Filesystem   512-blocks       Used      Avail %Cap Mounted on
  // /dev/cgd0a     39711132   37140376     585200  98% /home

  QStringList mountInfo = LUtils::getCmdOutput("df \"" + dir+"\"");
  QString::SectionFlag skipEmpty = QString::SectionSkipEmpty;
  //we take the 5th word on the 2 line
  QString capacity = mountInfo[1].section(" ",4,4, skipEmpty);
  return capacity;
}

QStringList LOS::CPUTemperatures(){ //Returns: List containing the temperature of any CPU's ("50C" for example)
  return QStringList(); //not implemented yet
}

int LOS::CPUUsagePercent(){ //Returns: Overall percentage of the amount of CPU cycles in use (-1 for errors)
  return -1; //not implemented yet
}

int LOS::MemoryUsagePercent(){
  return -1; //not implemented yet
}

QStringList LOS::DiskUsage(){ //Returns: List of current read/write stats for each device
  return QStringList(); //not implemented yet
}
#endif