#compdef hakurei

_hakurei_app() {
  __hakurei_files
  return $?
}

_hakurei_run() {
  _arguments \
    '--id[Reverse-DNS style Application identifier, leave empty to inherit instance identifier]:id' \
    '-a[Application identity]: :_numbers' \
    '-g[Groups inherited by all container processes]: :_groups' \
    '-d[Container home directory]: :_files -/' \
    '-u[Passwd user name within sandbox]: :_users' \
    '--wayland[Enable connection to Wayland via security-context-v1]' \
    '-X[Enable direct connection to X11]' \
    '--dbus[Enable proxied connection to D-Bus]' \
    '--pulse[Enable direct connection to PulseAudio]' \
    '--dbus-config[Path to session bus proxy config file]: :_files -g "*.json"' \
    '--dbus-system[Path to system bus proxy config file]: :_files -g "*.json"' \
    '--mpris[Allow owning MPRIS D-Bus path]' \
    '--dbus-log[Force buffered logging in the D-Bus proxy]'
}

_hakurei_ps() {
  _arguments \
    '--short[List instances only]'
}

_hakurei_show() {
  _alternative \
    'instances:domains:__hakurei_instances' \
    'files:files:__hakurei_files'
}

__hakurei_files() {
  _files -g "*.(json|hakurei)"
  return $?
}

__hakurei_instances() {
  local -a out
  shift -p
  out=( ${(f)"$(_call_program commands hakurei ps --short 2>&1)"} )
  if (( $#out == 0 )); then
    _message "No active instances"
  else
    _describe "active instances" out
  fi
  return $?
}

(( $+functions[_hakurei_commands] )) || _hakurei_commands()
{
  local -a _hakurei_cmds
  _hakurei_cmds=(
    "app:Load app from configuration file"
    "run:Configure and start a permissive default sandbox"
    "show:Show live or local app configuration"
    "ps:List active instances"
    "version:Display version information"
    "license:Show full license text"
    "template:Produce a config template"
    "help:Show help message"
  )
  if (( CURRENT == 1 )); then
    _describe -t commands 'action' _hakurei_cmds || compadd "$@"
  else
    local curcontext="$curcontext"
    cmd="${${_hakurei_cmds[(r)$words[1]:*]%%:*}}"
    if (( $+functions[_hakurei_$cmd] )); then
      _hakurei_$cmd
    else
      _message "no more options"
    fi
  fi
}

_arguments -C \
  '-v[Increase log verbosity]' \
  '--json[Serialise output in JSON when applicable]' \
  '*::hakurei command:_hakurei_commands'