# -*- mode: sh; sh-shell-file: bash -*-

_wsl() {

  local tasks='--help          (Display usage information)

--debug-shell         (Open a WSL2 debug shell for diagnostics purposes)

--event-viewer        (Opens the application view of the Windows Event Viewer)

--unregister      (deletes the root filesystem)

--terminate     (Terminates the specified distribution)

--set-default   (Sets the distribution as the default)

--shutdown      (Immediately terminates all running distributions)

--release-notes (Opens a web browser to view the WSL release notes page)

--manage        (Changes distro specific options)

--install       (Install a Windows Subsystem for Linux distribution)

--set-default-version (Changes the default install version for new distributions)

--status        (Show the status of Windows Subsystem for Linux)

--update        (Update the Windows Subsystem for Linux package)

--version       (Display version information)

--list          (Lists distributions)

--export        (Exports the distribution to a tar file)

--import        (Imports the specified tar file as a new distribution)

--import-in-place (Imports the specified .vhdx file as a new distribution)'

  local cur prev

  cur=${COMP_WORDS[COMP_CWORD]}

  [[ $COMP_CWORD -gt 1 ]] && prev=${COMP_WORDS[COMP_CWORD-1]}

  if [[ $COMP_CWORD = 1 ]]; then

    local OIFS="$IFS"

    local IFS=$'\n'

    COMPREPLY=( $(compgen -W '$tasks' -- "$cur") )

    if [[ ${#COMPREPLY[@]} -le 1 ]]; then

      COMPREPLY=( ${COMPREPLY[0]%% *} )

    fi

    IFS=$OIFS

    return

  fi

  return 0

} &&

complete -F _wsl wsl