qq2clone/qq2clone_completion.bash

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#!/bin/bash
#------------------------------------------------------------------------#
# Copyright 2021, Jesse Gardner #
#------------------------------------------------------------------------#
# This file is part of qq2clone. #
# #
# qq2clone 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 2 of the License, or #
# (at your option) any later version. #
# #
# qq2clone 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 qq2clone. If not, see <https://www.gnu.org/licenses/>. #
#------------------------------------------------------------------------#
# Bash completion for qq2clone
_qq2clone () {
[[ -n "$QQ2_DIR" ]] || QQ2_DIR="$(<"${HOME:?}/.config/qq2clone")"
[[ -e "${QQ2_DIR}/qq2clone.db" ]] || return 1
declare -a templates
declare line
while read -r line; do
templates=( "${templates[@]}" "$line" )
done < <("sqlite3" --batch "${QQ2_DIR}/qq2clone.db" \
"select name from TEMPLATES")
declare -a COMS FLAGS
COMS=( check clone config connect copy-template delete-template destroy \
edit exec import-template list list-templates modify-template restore \
resume rm rm-shred rm-wipe save save-rm start suspend )
FLAGS=( connection copy-disks no-spice use-spice help no-run quiet quieter \
run spicy storage template verbose virt-viewer )
local LAST_ARG THIS_ARG B4_LAST_ARG P set_coms
(( COMP_CWORD > 0 )) &&
LAST_ARG="${COMP_WORDS[$((COMP_CWORD - 1))]}"
(( COMP_CWORD > 1 )) &&
B4_LAST_ARG="${COMP_WORDS[$((COMP_CWORD - 2))]}"
THIS_ARG="${COMP_WORDS[$COMP_CWORD]}"
set_coms="connect|destroy|exec|resume|rm|rm\-shred|rm\-wipe|save|save\-rm|"
set_coms="${set_coms}start|suspend|restore"
[[ "$THIS_ARG" =~ ^('./'|'/') ]] &&
{ read -ra COMPREPLY < <(compgen -f "$THIS_ARG" | tr "\n" " " ); return 0; }
declare -a suggestions
if [[ "$THIS_ARG" =~ ^\-\- ]]; then
suggestions=("${FLAGS[@]}")
P="--"
elif [[ "$LAST_ARG" =~ ^(\-|modify|delete|copy)\-template$ ]] ||
[[ "$LAST_ARG" == "template-snapshot" ]] ||
[[ "$LAST_ARG" == "-t" ]]; then
suggestions=( "${templates[@]}" )
elif [[ "$LAST_ARG" =~ ^(\-\-storage|\-s)$ ]]; then
read -ra suggestions < <(virsh pool-list --name | tr -d '\n')
elif [[ "$LAST_ARG" == "config" ]]; then
suggestions=( list edit info )
elif [[ "$LAST_ARG" =~ ^(${set_coms})$ ]]; then
suggestions=( all running saved off in-shutdown idle paused crashed )
suggestions=( "${suggestions[@]}" pmsuspended )
elif [[ "$LAST_ARG" == "list" ]] &&
[[ ! "$B4_LAST_ARG" == "config" ]]; then
suggestions=( all xml )
else
local curr_com word elem
for word in "${COMP_WORDS[@]}"; do
for elem in "${COMS[@]}"; do
[[ "$elem" == "$word" ]] && { curr_com="$word"; break 2; }
done
done
if [[ -n "$curr_com" ]]; then
if [[ "$curr_com" == "modify-template" ]] &&
[[ "${COMP_WORDS[$((COMP_CWORD - 2))]}" == "$curr_com" ]]; then
suggestions=( edit prepare-image commit-image discard-image \
destroy-image rename )
elif [[ "$curr_com" == config ]] &&
[[ "${COMP_WORDS[$((COMP_CWORD - 2))]}" == "$curr_com" ]] &&
[[ "$LAST_ARG" =~ ^(info|edit)$ ]]; then
suggestions=(NORUN QUIET USE_SPICE SPICY STORAGE S_TIMEOUT TEMPLATE \
TEMPLATE_DIR)
else
suggestions=( )
fi
else
suggestions=("${COMS[@]}")
fi
fi
local i
declare -a comp
for ((i=0;i<${#suggestions[@]};i++)); do
if [[ "${P}${suggestions["$i"]}" =~ ^"${THIS_ARG}" ]]; then
comp=( "${comp[@]}" "${suggestions["$i"]}" )
fi
done
(( ${#comp} > 0 )) &&
read -ra COMPREPLY < <(compgen -P "${P}" -W "${comp[*]}" | tr "\n" " ")
}
complete -F _qq2clone qq2clone