source "$TV_SCRIPT_DIR/tvw_aux"
source "$TV_SCRIPT_DIR/tvw_config"
source "$TV_SCRIPT_DIR/tvw_exec"
source "$TV_SCRIPT_DIR/tvw_extra"
source "$TV_SCRIPT_DIR/tvw_daemon"
source "$TV_SCRIPT_DIR/tvw_profile"
source "$TV_SCRIPT_DIR/tvw_update"

function Main()
{
  local action="$(ActionTrim "$1")"
  local opt="$2"

  set -o pipefail

  echo
  case "$action" in
    'help'                )        PrintHelp                         ;;
    'version'             )        PrintVersion                      ;;
    'info'                )        PrintInfo                         ;;
    'ziplog'              )        CreateZipLog                      ;;
    'license'             )        Run_Config --license "$opt"       ;;
    'passwd'              )        SetPasswd "$opt"                  ;;
    'daemon'              )        Run_Daemon $opt                   ;;
    'setup'               )        Run_Config "$@"                   ;;
    'repo' | 'repository' ) shift; Run_Repository "$@"               ;;
    'uninstall'           )        UninstallTAR "$opt"               ;;

    'ps'                  )        ListProcesses ps                  ;;
    'pstree'              )        ListProcesses tree                ;;
    'export-license'      )        ExportLicense "$opt"              ;;
    *                     )        Run_TeamViewer "$@"               ;;
  esac

  echo
}

function ActionTrim()
{
  local param="$1"
  local trim=0
  [[ "$param" = -*  ]] && trim=1
  [[ "$param" = --* ]] && trim=2
  echo "${param:$trim}"
}

function Init()
{
  local opt="$1"

  exec 2>&1                                # redirect stderr
  InitDirs || die "InitDirs failed. ($?)"  # needed for log
  echo "Init..." | TeeLog reset            # truncate startup log
  validateUser || exit 1

  LogStartupInfo | Log	|| die "Init failed. Please check '$TV_STARTLOG'"
  CheckCPU
  CheckEnvironment # no pipe, no subshell
  UpdateBinaries | Log	|| die "UpdateBinaries failed. Please check '$TV_STARTLOG'"

  echo "Checking setup..."

  # no pipe/subshell due to InitFonts
  InitProfile >> "$TV_STARTLOG" || die "InitProfile failed. Please check '$TV_STARTLOG'"
}

function InitDirs()
{
  cd "$TV_BASE_DIR"          || return 1		# fonts_portable uses relative path
  make_path "$TV_LOG_DIR"    || return 2		# needed by LockStartup
  make_path "$TV_CFG_DIR"    || return 3
}

function CheckCPU()
{
  local -r arch="$(uname -m)"
  local check='CheckCPU: SSE2 support: yes'

  case "$arch" in
    ( i686 | x86_64 )
      if ! grep -q -w sse2 /proc/cpuinfo; then
        check="${check/yes/not found. TeamViewer cannot start}"
        echo "$check" | Log
        die "$check"
      fi
    ;;
    ( armv7l )
      check='CheckCPU: armv7l'
    ;;
    ( * )
      die "CheckCPU: unknown architecture '$arch'"
  esac

    echo "$check" | TeeLog
}

function CheckEnvironment()
{
  isQuickSupport       || return
  [ -n "$LD_PRELOAD" ] || return

  echo "Removing LD_PRELOAD='$LD_PRELOAD'"
  unset LD_PRELOAD
}

function LogStartupInfo()
{
  HeadEcho "TeamViewer:"	"$TV_VERSION - $TV_PKGTYPE"
  HeadEcho "Profile:"		"$HOME ($LOGNAME)"
  HeadEcho "Desktop:"		"DS: '$DESKTOP_SESSION' 	XDG: '$XDG_CURRENT_DESKTOP'"
  HeadEcho "XServer TTY:"	"$(InfoXServerTTY)"

  echo

  echo "ok (info)"
  echo
}

function InfoXServerTTY()
{
  local xfvt=
  cmdExists xprop && xfvt=$(xprop -root XFree86_VT | grep INTEGER | cut -f2 -d=)
  xfvt=${xfvt:-'none'}
  echo $xfvt
}

function Run_TeamViewer()
{
  local inst=
  local logPath="$TV_LOG_DIR/gui.log"

  isInstalledTV || inst='-n'

  LockStartup	 # terminates on failure
  Init 'runGui'

  echo 'Launching TeamViewer ...'

  RequireNetwork

  echo 'Launching TeamViewer GUI ...'

  UnlockStartup

  exec $TV_BIN_DIR/TeamViewer $inst "$@" &> "$logPath"
}

function Run_Daemon()
{
  local opt="$1"

  installedTVorDie

  case "$opt" in
    ( disable )                 removeDaemon    || rootSuggest  ;;
    ( enable  )                 installDaemon   || rootSuggest  ;;
    ( start | stop | restart )  cmdDaemon $opt  || rootSuggest  ;;
    ( status )                  cmdDaemon $opt                  ;;
    ( * )                       echo "unknown option '$opt'"    ;;
  esac
}

function Run_Config()
{
  local tvconfig="$TV_BIN_DIR/teamviewer-config"
  [ -z "$DISPLAY" ] && export TV_SESSIONTYPE=F
  exec "$tvconfig" "$@"
}

function UninstallTAR()
{
  local force="$1"
  local instSetup="$TV_SCRIPT_DIR/teamviewer_setup"

  [ "$TV_PKGTYPE" == "TAR_IN" ] || return

  "$instSetup" uninstall "$force"
}