#compdef dpkg dpkg-deb

local _dpkg_deb_actions _dpkg_common_actions _dpkg_actions _dpkg_options
local _dpkg_options_recursive _dpkg_actions_install _dpkg_actions_record_avail
local curcontext="$curcontext" context state line expl ret
typeset -A opt_args

_dpkg_deb_actions=('(--build)-b[build archive]:directory:_files -/' \
           '(-b)--build:directory:_files -/' \
           '(--contents)-c[list contents]:Debian package:_files -g \*.u\#deb' \
           '(-c)--contents:Debian package:_files -g \*.u\#deb' \
           '(--info)-I[show info]:Debian package:_files -g \*.u\#deb' \
           '(-I)--info:Debian package:_files -g \*.u\#deb' \
           '(--field)-f[show fields]:Debian package:_files -g \*.u\#deb' \
           '(-f)--field:Debian package:_files -g \*.u\#deb' \
           '(--control)-e[extract control]:Debian package:_files -g \*.u\#deb' \
           '(-e)--control:Debian package:_files -g \*.u\#deb' \
           '(--extract)-x[extract files]:Debian package:_files -g \*.u\#deb' \
           '(-x)--extract:Debian package:_files -g \*.u\#deb' \
           '(--vextract)-X[extract and list files]:Debian package:_files -g \*.u\#deb' \
           '(-X)--vextract[extract and list]:Debian package:_files -g \*.u\#deb' \
           '--fsys-tarfile[output fs tarfile]:Debian package:_files -g \*.u\#deb')

_dpkg_common_actions=('--help[show help]' \
           '--version[show version]' \
           '(--license)--licence[show licencing]' \
           '(--licence)--license[show licensing]')

_dpkg_actions=('(--install)-i[install packages]:*:Debian packages:->install' \
           '(-i)--install:*:Debian packages:->install' \
           '--unpack[unpack package]:Debian package:_files -g \*.u\#deb' \
           '--configure:*:package:->configure' \
           '(--remove)-r[remove package]:*:package:->remove' \
           '(-r)--remove:*:package:->remove' \
           '(--purge)-P[purge package]:*:package:->purge' \
           '(-P)--purge:*:package:->purge' \
           '(--print-avail)-p[display available details]:packages:_deb_packages avail' \
           '(-p)--print-avail:packages:_deb_packages avail' \
           '--update-avail[update available]:package file:_files' \
           '--merge-avail[merge available]:package file:_files' \
           '(--record-avail)-A[record available]:*:package files:->record_avail' \
           '(-A)--record-avail:*:package files:->record_avail' \
           '--forget-old-unavail[forget uninstalled unavailable]' \
           '--clear-avail[clear available]' \
           '(--list)-l[list packages]:*:packages:->list' \
           '(-l)--list:*:packages:->list' \
           '(--status)-s[display package status]:*:packages:->status' \
           '(-s)--status:*:packages:->status' \
           '(--audit)-C[check for broken pkgs]' \
           '(-C)--audit' \
           '--get-selections[get selections]:pattern:' \
           '--set-selections[set selections]' \
	   '--yet-to-unpack[list uninstalled]' \
           '(--listfiles)-L[list owned files]:*:packages:->listfiles' \
           '(-L)--listfiles:*:packages:->listfiles' \
           '(--search)-S[search for file owner]:*:pattern:->search' \
           '(-S)--search:*:pattern:->search' \
           '--print-architecture[print target architecture]' \
           '--print-gnu-build-architecture[print GNU version of target architecture]' \
           '--print-installation-architecture[print host architecture]' \
           '--compare-versions[compare version numbers]:*::expression:= ->compare_versions')

_dpkg_options=('--abort-after[abort after errors]:number of errors:' \
           '--admindir=[data directory]:directory:_files -/' \
           '--root=[alternative root]:root:_files -/' \
           '--instdir=[change inst root but not data dir]:_files -/' \
           '(--selected-only)-O[skip unselected packages]' \
           '(-O)--selected-only' \
           '(--skip-same-version)-E[skip packages with same version as installed]' \
           '(-E)--skip-same-version' \
           '(--refuse-downgrade)-G[skip packages with earlier version than installed]' \
           '(-G)--refuse-downgrade' \
           '(--auto-deconfigure)-B[install can break other packages]' \
           '(-B)--auto-deconfigure' \
           '--largemem[optimize for >4Mb RAM]' \
           '--smallmem[optimize for <4Mb RAM]' \
           '--no-act[show potential actions but do not follow through]' \
           '-D+[debug options]:debug options:(h 1 2 3)' \
           '--debug=[debug options]:debug options:(help 1 2 3)' \
           '--ignore-depends=[ignore depends involving package]:package:_deb_packages avail' \
           --{force,refuse,no-force}'--[forcing options]:what:(auto-select downgrade configure-any hold bad-path not-root overwrite overwrite-diverted depends-version depends confnew confold confdef confmiss conflicts architecture overwrite-dir remove-reinstreq remove-essential)')

_dpkg_options_recursive=('(--recursive)-R[recursive]' '(-R)--recursive')

# not needed anymore?
#  _dpkg_actions_install=('(--install)-i[install]' '(-i)--install')
#  _dpkg_actions_record_avail=('(--record-avail)-A[record available]' '(-A)--record-avail')

case "$service" in
dpkg)
_arguments -C -s "$_dpkg_actions[@]" \
           "$_dpkg_deb_actions[@]" \
           "$_dpkg_common_actions[@]" \
           "$_dpkg_options[@]" \
	   "$_dpkg_options_recursive[@]" && return 0
;;

dpkg-deb)
_arguments "$_dpkg_deb_actions[@]" \
           "$_dpkg_common_actions[@]" && return 0

;;

esac

case "$state" in
  install|record_avail)
        _call_function ret _dpkg_$state && return ret
# not needed anymore?
#            "${(@e):-\$_dpkg_actions_${state}}" \
        _arguments -C -A '-*' -s \
             "$_dpkg_options[@]" \
             \!${^_dpkg_actions%%:*} \
	   - recur \
             "$_dpkg_options_recursive[@]" \
	     '*:directory:_path_files -/' \
	   - nonrecur \
	     '*:Debian package:_path_files -g \*.u\#deb'
  ;;
  remove|purge|status|listfiles)
        _call_function ret _dpkg_$state && return ret
  	_arguments -C -A "-*" -s "$_dpkg_options[@]" \
	   '*:package:_deb_packages installed'
  ;;
  list)
        _call_function ret _dpkg_$state && return ret
        _arguments -C -A "-*" -s "$_dpkg_options[@]" \
           '*:packages:_deb_packages avail'
  ;;
  compare_versions)
        _call_function ret _dpkg_$state && return ret
        _arguments -C -A "-*" -s \
	'1:version A:' \
	'2:operator:(lt le eq ne ge gt lt-nl le-nl ge-nl gt-nl)' \
	'3:version B:'
  ;;
  configure)
        _call_function ret _dpkg_$state && return ret
        _arguments -C -A "-*" -s '--configure' \
	   "$_dpkg_options[@]" \
	'(--pending)-a[pending packages]' \
	'(-a)--pending' \
	'*:package:_deb_packages installed'
  ;;
esac