#
# Bash Completion support for cil.
#
# Copyright (c) 2008 Andrew Chilton <andychilton@gmail.com>
#
# 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, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY 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/>.
#

__issues()
{
    ls -1 issues/i_*.cil 2>/dev/null | sed -e 's/^issues\/i_//; s/\.cil$//'
}

__comments()
{
    ls -1 issues/c_*.cil 2>/dev/null | sed -e 's/^issues\/c_//; s/\.cil$//'
}

__attachments()
{
    ls -1 issues/a_*.cil 2>/dev/null | sed -e 's/^issues\/a_//; s/\.cil$//'
}

_cil()
{
    local cur prev opts

    # constants
    opts="--help --version --path --status --label --filename --is-open --is-closed --assigned-to --created-by"
    commands="init add summary list show status depends-on precedes edit comment attach extract"

	COMPREPLY=()
	cur=${COMP_WORDS[COMP_CWORD]}
	prev=${COMP_WORDS[COMP_CWORD-1]}

    # easy options first
    if [[ ${cur} == -* ]] ; then
        COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) )
        return 0
    fi

    # check for a command first
    if [[ ${prev} == 'cil' ]] ; then
        COMPREPLY=( $(compgen -W "${commands}" -- ${cur}) )
        return 0
    fi

    # check for the various commands
    case "${prev}" in
	    show|status|edit|comment|attach)
            local issues=$( __issues )
	        COMPREPLY=( $(compgen -W "${issues}" -- ${cur}) )
            return 0
            ;;
        extract)
	        local attachments=$( __attachments )
	        COMPREPLY=( $(compgen -W "${attachments}" -- ${cur}) )
            return 0
            ;;
        *)
            ;;
    esac

    # for debugging - comment in/out when necessary
    #COMPREPLY=( $(compgen -W "prev=${prev} cur=${cur}" -- ) )
    #return 0
}
complete -F _cil cil