# blazeblogger, a bash completion script for BlazeBlogger
# Copyright (C) 2009 Miroslav Hradílek
# Revision  (C) 2010 Jaromir Hradilek

# This program is  free software:  you can redistribute it and/or modify it
# under  the terms  of the  GNU General Public License  as published by the
# Free Software Foundation, version 3 of the License.
#
# This program  is  distributed  in the hope  that it will  be useful,  but
# WITHOUT  ANY WARRANTY;  without  even the implied  warranty of MERCHANTA-
# BILITY  or  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
# License for more details.
#
# You should have received a copy of the  GNU General Public License  along
# with this program. If not, see <http://www.gnu.org/licenses/>.

# blaze-init function
_blaze_init()
{
  # call _blaze with init as a parameter
  _blaze "init"
}

# blaze-config function
_blaze_config()
{
  # call _blaze with config as a parameter
  _blaze "config"
}

# blaze-add function
_blaze_add()
{
  # call _blaze with add as a parameter
  _blaze "add"
}

# blaze-edit function
_blaze_edit()
{
  # call _blaze with edit as a parameter
  _blaze "edit"
}

# blaze-remove function
_blaze_remove()
{
  # call _blaze with remove as a parameter
  _blaze "remove"
}

# blaze-list function
_blaze_list()
{
  # call _blaze with list as a parameter
  _blaze "list"
}

# blaze-make function
_blaze_make()
{
  # call _blaze with make as a parameter
  _blaze "make"
}

# blaze-log function
_blaze_log()
{
  # call _blaze with log as a parameter
  _blaze "log"
}

# main function accepts one optional argument utility
# _blaze [utility]
_blaze()
{
  local cur prev opts params first

  # initial variables
  COMPREPLY=()
  cur="${COMP_WORDS[COMP_CWORD]}"
  prev="${COMP_WORDS[COMP_CWORD-1]}"
  if [[ "$#" -eq 1 ]]; then
    # function called with parameter - utility call
    params="$@" # obligatory to not complete wrapper commands
    first="$1"
  else
    # function called without parameter - wrapper call
    first="${COMP_WORDS[1]}"
  fi

  # basic options - blaze utilities - wrapper's first option
  opts="init config add edit remove list make log help version"

  # handle utility dependent opts
  case "${first}" in
    init)
    # init handler code ---------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -f --force -q --quiet -V --verbose -h \
--help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      fi
      ;;
    config)
    # config handler code -------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -E --editor -e --edit -q --quiet -V \
--verbose -h --help -v --version"
      local specnames="blog.title blog.subtitle blog.theme blog.style \
blog.lang blog.posts color.list color.log core.doctype core.extension \
core.encoding core.editor core.processor feed.baseurl feed.posts \
feed.fullposts post.author post.date post.tags user.name \
user.nickname user.email"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        -E|--editor)
          COMPREPLY=()
          return 0
          ;;
        blog.*|color.*|core.*|feed.*|post.*|user.*|--)
          COMPREPLY=()
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      else
        COMPREPLY=( $(compgen -W "${specnames}" -- ${cur}) )
        return 0
      fi
      ;;
    add)
    # add handler code ----------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -E --editor -t --title -a --author -d \
--date -T --tags -u --url -p --page -P --post -C --no-processor  -q \
--quiet -V --verbose -h --help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        -d|--date)
          COMPREPLY=( $(date +%Y-%m-%d) )
          return 0
          ;;
        -E|--editor|-t|--title|-a|--author|-T|--tags|-u|-url)
          COMPREPLY=()
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      else
        COMPREPLY=( $(compgen -f -- ${cur}) )
        return 0
      fi
      ;;
    edit)
    # edit handler code ---------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -E --editor -p --page -P --post -f \
--force -C --no-processor -q --quiet -V --verbose -h --help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        -E|--editor)
          COMPREPLY=()
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      fi
      ;;
    remove)
    # remove handler code -------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -p --page -P --post -i --interactive \
-f --force -q --quiet -V --verbose -h --help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      fi
      ;;
    list)
    # list handler code ---------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -I --id -a --author -t --title -T \
--tag -d --day -m --month -y --year -n --number -p --pages -P --posts -S \
--stats -s --short -r --reverse -c --color -C --no-color -q --quiet -V \
--verbose -h --help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        -d|--day)
          COMPREPLY=( $(date +%d) )
          return 0
          ;;
        -m|--month)
          COMPREPLY=( $(date +%m) )
          return 0
          ;;
        -y|--year)
          COMPREPLY=( $(date +%Y) )
          return 0
          ;;
        -I|--id|-a|--author|-t|--title|-T|--tag|-n|--number)
          COMPREPLY=()
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      fi
      ;;
    make)
    # make handler code ---------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -d --destdir -c --no-css -I --no-index \
-p --no-posts -P --no-pages -t --no-tags -r --no-rss -F --full-paths -q \
--quiet -V --verbose -h --help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir|-d|--destdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      fi
      ;;
    log)
    # log handler code ----------------------------------------------------
      # utility specifick options
      local specopts="-b --blogdir -n --number -s --short -r --reverse -c \
--color -C --no-color -q --quiet -V --verbose -h --help -v --version"

      # argument completions
      case "$prev" in
        -b|--blogdir)
          COMPREPLY=( $(compgen -d -- ${cur}) )
          return 0
          ;;
        -n|--number)
          COMPREPLY=()
          return 0
          ;;
        *)
          # do nothing
          ;;
      esac

      # no argument completions
      if [[ "$cur" == -* ]]; then
        COMPREPLY=( $(compgen -W "${specopts}" -- ${cur}) )
        return 0
      fi
      ;;
    help)
    # help handler code ---------------------------------------------------
      # no argument completions
      if [[ "$prev" == "help" ]]; then
        COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
        return 0
      fi
      ;;
    *)
      # do nothing
      ;;
  esac

  # handle basic opts ie. blaze utilities
  # reply only if function was called from wrapper
  if test "$COMP_CWORD" -eq 1 && test -z "$params"; then
    COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
    return 0
  fi
}
# bind _blaze function to blaze command
complete -F _blaze blaze
# bind _blaze init function to blaze-init command
complete -F _blaze_init blaze-init
# bind _blaze_config function to blaze-config command
complete -F _blaze_config blaze-config
# bind _blaze_add function to blaze-add command
complete -F _blaze_add blaze-add
# bind _blaze_edit function to blaze-edit command
complete -F _blaze_edit blaze-edit
# bind _blaze_remove function to blaze-remove command
complete -F _blaze_remove blaze-remove
# bind _blaze_list function to blaze-list command
complete -F _blaze_list blaze-list
# bind _blaze_make function to blaze-make command
complete -F _blaze_make blaze-make
# bind _blaze_log function to blaze-log command
complete -F _blaze_log blaze-log