# Relational pipes
# Copyright © 2019 František Kučera (Frantovo.cz, GlobalCode.info)
#
# 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
# 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/>.
_relpipe_in_filesystem_completion() {
local w0 w1 w2
COMPREPLY=()
w0=${COMP_WORDS[COMP_CWORD]}
w1=${COMP_WORDS[COMP_CWORD-1]}
w2=${COMP_WORDS[COMP_CWORD-2]}
FILE_FIELDS=(
"path"
"name"
"size"
"path_absolute"
"path_canonical"
"type"
"symlink_target_type"
"symlink_target"
"owner"
"group"
"content"
)
XATTR_FIELDS=(
"mime_type"
"charset"
"creator"
"xdg.comment"
"xdg.origin.url"
"xdg.origin.email.subject"
"xdg.language"
"xdg.publisher"
"dublincore.title"
"dublincore.creator"
"dublincore.rights"
)
if [[ "$w1" == "--relation" && "x$w0" == "x" ]]; then COMPREPLY=("''")
elif [[ "$w1" == "--as" && "x$w0" == "x" ]]; then COMPREPLY=("''")
elif [[ "$w1" == "--option" && "x$w0" == "x" ]]; then COMPREPLY=("''")
elif [[ "$w2" == "--option" && "x$w0" == "x" ]]; then COMPREPLY=("''")
elif [[ "$w1" == "--parallel" && "x$w0" == "x" ]]; then COMPREPLY=($(nproc --all))
elif [[ "$w1" == "--file" ]]; then COMPREPLY=($(compgen -W "${FILE_FIELDS[*]}" -- "$w0"))
elif [[ "$w1" == "--xattr" ]]; then COMPREPLY=($(compgen -W "${XATTR_FIELDS[*]}" -- "$w0"))
elif [[ "$w1" == "--streamlet" ]]; then COMPREPLY=($(while read c; do PATH="$RELPIPE_IN_FILESYSTEM_STREAMLET_PATH" type -P "$c" &>/dev/null && echo "$c"; done < <(PATH="$RELPIPE_IN_FILESYSTEM_STREAMLET_PATH" compgen -A command -- "$w0")))
else
OPTIONS=(
"--relation"
"--file"
"--xattr"
"--streamlet"
"--as"
"--option"
"--parallel"
)
COMPREPLY=($(compgen -W "${OPTIONS[*]}" -- "$w0"))
fi
}
complete -F _relpipe_in_filesystem_completion relpipe-in-filesystem