#compdef port
# ------------------------------------------------------------------------------
# Description
# -----------
#
#  Completion script for MacPorts (http://www.macports.org).
#
# ------------------------------------------------------------------------------
# Authors
# -------
#
#  * Matt Cable <wozz@wookie.net>
#  * Sorin Ionescu <sorin.ionescu@gmail.com>
#  * Aljaž Srebrnič <a2piratesoft@gmail.com>
# -----------------------------------------------------------------------------
# License
# -------
#
# Copyright (c) 2016, Matt Cable, Sorin Ionescu, Aljaž Srebrnič
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#     * Redistributions of source code must retain the above copyright
#       notice, this list of conditions and the following disclaimer.
#     * Redistributions in binary form must reproduce the above copyright
#       notice, this list of conditions and the following disclaimer in the
#       documentation and/or other materials provided with the distribution.
#     * Neither the name of the <organization> nor the
#       names of its contributors may be used to endorse or promote products
#       derived from this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
# DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
# ------------------------------------------------------------------------------

_port() {
  local -a  upgrade_options revupgrade_options select_options \
              actions pseudo_common pseudo_advanced port_prefix

  port_prefix=$(which port | sed 's|/bin/port||')

  actions=(
    'activate\:Activate\ the\ given\ ports'
    'archive\:Archive\ the\ given\ ports,\ i.e.\ install\ the\ port\ image\ but\ do\ not\ activate'
    'archivefetch\:Fetch\ archive\ for\ the\ given\ ports'
    'build\:Build\ the\ given\ ports'
    'bump\:Update\ the\ outdated\ checksums\ of\ a\ Portfile'
    'cat\:Writes\ the\ Portfiles\ of\ the\ given\ ports\ to\ stdout'
    'checksum\:Compares\ the\ checksums\ for\ the\ downloaded\ files\ of\ the\ given\ ports'
    'clean\:Removes\ files\ associated\ with\ the\ given\ ports'
    'configure\:Configure\ the\ given\ ports'
    'contents\:\Returns\ a\ list\ of\ files\ installed\ by\ given\ ports'
    'deactivate\:Deactivates\ the\ given\ ports'
    'dependents\:Returns\ a\ list\ of\ installed\ dependents\ for\ each\ of\ the\ given\ ports'
    'deps\:Display\ a\ dependency\ listing\ for\ the\ given\ ports'
    'destroot\:Destroot\ the\ given\ ports'
    'diagnose\:Detects\ common\ issues'
    'dir\:Returns\ the\ directories\ of\ the\ given\ ports'
    'distcheck\:Checks\ if\ the\ given\ ports\ can\ be\ fetched\ from\ all\ of\ its\ master_sites'
    'distfiles\:Returns\ a\ list\ of\ distfiles\ for\ the\ given\ port'
    'dmg\:Creates\ a\ dmg\ for\ each\ of\ the\ given\ ports'
    'dpkg\:Creates\ a\ dpkg\ for\ each\ of\ the\ given\ ports'
    'echo\:Returns\ the\ list\ of\ ports\ the\ argument\ expands\ to'
    'edit\:Edit\ given\ ports'
    'extract\:Extract\ the\ downloaded\ files\ of\ the\ given\ ports'
    'fetch\:Downloaded\ distfiles\ for\ the\ given\ ports'
    'file\:Returns\ the\ path\ to\ the\ Portfile\ for\ each\ of\ the\ given\ ports'
    'gohome\:Opens\ the\ homepages\ of\ the\ given\ ports\ in\ your\ browser'
    'help\:Displays\ short\ help\ texts\ for\ the\ given\ actions'
    'info\:Returns\ information\ about\ the\ given\ ports '
    'install\:Installs\ the\ given\ ports'
    'installed\:List\ installed\ versions\ of\ the\ given\ port,\ or\ all\ installed\ ports\ if\ no\ port\ is\ given'
    'lint\:Checks\ if\ the\ Portfile\ is\ lint-free\ for\ each\ of\ the\ given\ ports'
    'list\:List\ the\ available\ version\ for\ each\ of\ the\ given\ ports'
    'livecheck\:Checks\ if\ a\ new\ version\ of\ the\ software\ is\ available'
    'load\:Interface\ to\ launchctl(1)\ for\ ports\ providing\ startup\ items'
    'location\:Returns\ the\ install\ location\ for\ each\ of\ the\ given\ ports'
    'log\:Shows\ main\ log\ for\ given\ ports'
    'logfile\:Returns\ the\ log\ file\ path\ for\ each\ of\ the\ given\ ports'
    'mdmg\:Creates\ a\ dmg\ containing\ an\ mpkg\ for\ each\ of\ the\ given\ ports\ and\ their\ dependencies'
    'mirror\:Fetches\ distfiles\ for\ the\ given\ ports'
    'mpkg\:Creates\ an\ mpkg\ for\ each\ of\ the\ given\ ports\ and\ their\ dependencies'
    'notes\:Displays\ informational\ notes\ for\ each\ of\ the\ given\ ports'
    'outdated\:Returns\ a\ list\ of\ outdated\ ports'
    'patch\:Applies\ patches\ to\ each\ of\ the\ given\ ports'
    'pkg\:Creates\ a\ pkg\ for\ each\ of\ the\ given\ ports'
    'platform\:Returns\ the\ current\ platform\ that\ port\ is\ running\ on'
    'provides\:Return\ which\ port\ provides\ each\ of\ the\ files\ given'
    'rdependents\:Recursive\ version\ of\ dependents'
    'rdeps\:Display\ a\ recursive\ dependency\ listing\ for\ the\ given\ ports'
    'reclaim\:Reclaims\ disk\ space'
    'rev-upgrade\:Scan\ for\ broken\ binaries\ in\ the\ installed\ ports\ and\ rebuild\ them\ as\ needed'
    'rpm\:Creates\ a\ rpm\ for\ each\ of\ the\ given\ ports'
    'search\:Search\ for\ a\ port'
    'select\:Select\ between\ multiple\ versions\ of\ a\ versioned\ port'
    'selfupdate\:Upgrade\ MacPorts\ itself\ and\ run\ the\ sync\ target'
    'setrequested\:Marks\ each\ of\ the\ given\ ports\ as\ requested'
    'space\:Show\ the\ disk\ space\ used\ by\ the\ given\ ports'
    'srpm\:Creates\ a\ srpm\ for\ each\ of\ the\ given\ ports'
    'sync\:Synchronize\ the\ set\ of\ Portfiles'
    'test\:Run\ tests\ on\ each\ of\ the\ given\ ports'
    'unarchive\:Unarchive\ the\ destroot\ of\ the\ given\ ports\ from\ installed\ images'
    'uninstall\:Uninstall\ the\ given\ ports'
    'unload\:Interface\ to\ launchctl(1)\ for\ ports\ providing\ startup\ items'
    'unsetrequested\:Marks\ each\ of\ the\ given\ ports\ as\ unrequested'
    'upgrade\:Upgrades\ the\ given\ ports\ to\ the\ latest\ version'
    'url\:Returns\ the\ URL\ for\ each\ of\ the\ given\ ports'
    'usage\:Returns\ basic\ usage\ of\ the\ port\ command'
    'variants\:Returns\ a\ list\ of\ variants\ provided\ by\ the\ given\ ports,\ with\ descriptions\ if\ present'
    'version\:Returns\ the\ version\ of\ MacPorts'
    'work\:Returns\ the\ path\ to\ the\ work\ directory\ for\ each\ of\ the\ given\ ports'
  )

  pseudo_common=(all current active inactive actinact installed uninstalled outdated
  obsolete requested unrequested leaves rleaves)

  pseudo_advanced=('variants:' 'variant:' 'description:' 'depends:'
  'depends_lib:' 'depends_run:' 'depends_build:' 'depends_fetch:' 'depends_extract:'
  'portdir:' 'homepage:' 'epoch:' 'platforms:' 'platform:' 'name:' 'long_description:'
  'maintainers:' 'maintainer:' 'categories:' 'category:' 'version:' 'revision:' 'license:')

  select_options=(
  '--summary:Display summary of selected options'
  '--list:List available versions for the group'
  '--set:Select the given version for the group'
  '--show:Show which version is currently selected for the group (default if none given)'
  )

  revupgrade_options=('--id-loadcmd-check:Run more checks against a special loadcommand in Mach-O binaries')

  upgrade_options=(
    '--force\:Ignore\ circumstances\ that\ would\ normally\ cause\ ports\ to\ be\ skipped\ \(e.g.\ not\ outdated\).' \
    '--enforce-variants\:If\ the\ installed\ variants\ do\ not\ match\ those\ requested,\ upgrade\ even\ if\ the\ port\ is\ not\ outdated.' \
    '--no-replace\:Do\ not\ replace\ one\ port\ with\ another\ according\ to\ the\ replaced_by\ field.' \
  )

  _arguments -s -C \
    '-v[Verbose mode (generate verbose messages)]' \
    '-d[Debug mode (generate debugging messages, implies -v)]' \
    '-q[Quiet mode (suppress messages)]' \
    "-n[Don't upgrade dependencies (affects upgrade and install)]" \
    "-R[Also upgrade dependents (only affects upgrade) - note that this does not upgrade dependents' dependencies]" \
    '-u[Uninstall non-active ports when upgrading and uninstalling]' \
    '-f[Force mode (ignore state file)]' \
    '-o[Honor state files even if the Portfile has been modified since (called -o because it used to mean "older")]' \
    '-s[Source-only mode (build and install from source, do not attempt to fetch binary archives)]' \
    '-b[Binary-only mode (build and install from binary archives, ignore source, abort if no archive available)]' \
    '-c[Autoclean mode (execute clean after install)]' \
    "-k[Keep mode (don't autoclean after install)]" \
    '-D[Specify portdir]' \
    '-F[Read and process the file of commands specified by the argument.]' \
    '-p[Despite any errors encountered, proceed to process multiple ports and commands.]' \
    '-y[Perform a dry run.]' \
    '-t[Enable trace mode debug facilities on platforms that support it (macOS).]' \
    "1:Port actions:(($actions))" \
    '::Per-action arguments:_port_dispatch' \
    && return 0
}

_port_dispatch() {
  local cache_policy
  zstyle -s ":completion:${curcontext}:" cache-policy cache_policy
  zstyle ":completion:${curcontext}:" cache-policy ${cache_policy:-_port_caching_policy}

  case "$words[2]" in
    provides)
      _files
      ;;
    search)
      _message 'pattern'
      ;;
    help)
      _describe -t actions 'Port actions' actions
      ;;
    select)
      _call_function - _port_select
      ;;
    contents|deactivate|setrequested|space|uninstall|unsetrequested)
      # Cache the list of installed ports.
      if ( [[ ${+_port_installed_packages} -eq 0 ]] || _cache_invalid PORT_INSTALLED_PACKAGES ) &&
        ! _retrieve_cache PORT_INSTALLED_PACKAGES;
      then
        _port_installed_packages=( $(_call_program path-all "port -q echo installed") )
        _store_cache PORT_INSTALLED_PACKAGES _port_installed_packages
      fi
      _alternative \
        "ports:Installed ports:($_port_installed_packages)" \
        "pseudo-common:Common Pseudo-portnames:($pseudo_common)" \
        "pseudo-advanced:Advanced Pseudo-portnames:($pseudo_advanced)"
      ;;
    upgrade)
      # No good reason to actually cache outdated ports list
      local outdated_packages
      outdated_packages=( $(_call_program path-outdated "port -q echo outdated") )
      _alternative -- \
        "upgrade-options:Upgrade options:(($upgrade_options))" \
        "ports:Outdated ports:($outdated_packages)" \
        "pseudo-common:Common Pseudo-portnames:($pseudo_common)" \
        "pseudo-advanced:Advanced Pseudo-portnames:($pseudo_advanced)"
      ;;
    rev-upgrade)
      if (( CURRENT == 3 )); then
        _describe 'Rev-upgrade options' revupgrade_options
      fi
      ;;
    outdated|sync)
      # No need to complete anything more here.
      return 0;
      ;;
    selfupdate)
      _all_labels 'Selfupdate options' '--nosync'
      ;;
    *)
      # Cache the list of all ports.
      if ( [[ ${+_port_available_packages} -eq 0 ]] || _cache_invalid PORT_AVAILABLE_PACKAGES ) &&
        ! _retrieve_cache PORT_AVAILABLE_PACKAGES;
      then
        _port_available_packages=( $(_call_program path-all "port -q echo all") )
        _store_cache PORT_AVAILABLE_PACKAGES _port_available_packages
      fi
      _alternative \
        "ports:Available ports:($_port_available_packages)" \
        "pseudo-common:Common Pseudo-portnames:($pseudo_common)" \
        "pseudo-advanced:Advanced Pseudo-portnames:($pseudo_advanced)"
      ;;
  esac
}

_port_select() {
  if (( CURRENT == 3 )); then
    _describe 'Port select options' select_options
  elif (( CURRENT == 4 )); then
    local select_group
    select_group=()
    for f in $port_prefix/etc/select/*; do
      select_group+=$(basename $f)
    done
    _describe "Port select groups" select_group
  elif [[ $CURRENT -eq 5 && $words[3] == '--set' ]]; then
    local select_variants
    select_variants=("${(f)$(port select --list $words[4] | sed -e '1 d' -e 's/^[ \t]*//' -e 's/ (active)$//')}")
    _describe "Port select group $words[4] variants" select_variants
  fi
}

stat -f%m . > /dev/null 2>&1
if [ "$?" = 0 ]; then
  stat_cmd=(stat -f%Z)
else
  stat_cmd=(stat --format=%Z)
fi

_port_caching_policy() {
  local reg_time comp_time check_file
  case "${1##*/}" in
    PORT_INSTALLED_PACKAGES)
      check_file=$port_prefix/var/macports/registry/registry.db
      ;;
    PORT_AVAILABLE_PACKAGES)
      check_file=${$(port dir MacPorts)%/*/*}/PortIndex
      ;;
  esac
  reg_time=$($stat_cmd $check_file)
  comp_time=$($stat_cmd $1)
  return $(( reg_time < comp_time ))
}

_port "$@"
