150 lines
3.2 KiB
Bash
Executable File
150 lines
3.2 KiB
Bash
Executable File
#! /usr/bin/env bash
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#
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# i3-settree
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# Restore an i3 layout using a list of saved trees
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# Copyright (C) 2018 salt <salt@lap-th-e560-0>
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#
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# Distributed under terms of the MIT license.
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#
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# Pedantry
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# shellcheck disable=1117
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# Globals
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name="$(basename -- "$0")"
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treespath="${XDG_CONFIG_DIR:-$HOME/.config}/i3/trees"
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# Helpers
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log() {
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[ -z "$1" ] && return 1
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printf "%s: %s\n" \
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"$name" \
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"$1"
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return 0
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}
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prepare_input() {
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options="Save"
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for file in "$treespath"/*; do
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if ! [ -r "$file" ]; then
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# Cannot read the file; skip it
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continue
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fi
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if ! [[ "$file" = *".json" ]]; then
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# File is not a json structure; skip it
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continue
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fi
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if [[ "$file" = "$treespath/$name-layout-"* ]]; then
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# File is an unmodified saved tree; skip it
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continue
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fi
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if [ "$(basename -s ".json" -- "$file")" = "Save" ]; then
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# File conflicts with reserved word "Save"; skip it
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continue
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fi
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if ! [ -f "$file" ]; then
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# Glob failed and no files exist; error
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return 1
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fi
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options="$options
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$(basename -s ".json" -- "$file")"
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done
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printf "%s" \
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"$options"
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return 0
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}
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# Steps
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step_validate_deps() {
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# Ensure we have all the programs we need to do this
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for dep in mkdir date rofi i3-msg notify-send; do
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if ! command -v "$dep" > /dev/null 2>&1; then
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log "Could not validate dependency \"$dep\""
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return 1
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fi
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done
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return 0
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}
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step_validate_files() {
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# Ensure we actually have tree files to set
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if ! [ -d "$treespath" ]; then
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mkdir -p "$treespath" > /dev/null 2>&1
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if [ -d "$treespath" ]; then
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log "Trees path was created: $treespath"
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log "Put your modified i3-save-tree trees there"
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return 1
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else
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log "Failed to create trees path: $treespath"
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log "Are permissions set correctly? Is the filesystem mounted read-write?"
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return 1
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fi
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fi
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return 0
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}
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step_get_input() {
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# Get the user input, store it in $choice
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choice="$(rofi -dmenu -p "i3 tree" <<< "$(prepare_input)")"
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choicefile="$treespath/$choice.json"
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if [ -z "$choice" ]; then
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log "User cancelled the operation"
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return 1
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else
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log "Choice: $choice"
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log "Choicefile: $choicefile"
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fi
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}
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step_act() {
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# Do the do
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case "$choice" in
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Save)
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file="$treespath/$name-layout-$(date +%s%N).json"
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if command -v kdialog > /dev/null 2>&1; then
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# Handle with kdialog
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newpath="$(kdialog --getsavefilename "$file" "i3 Layout Trees (*.json)")"
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# Shellcheck you're a dumb
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# We need that output, man
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#shellcheck disable=2181
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if ! [ $? -eq 0 ]; then
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log "User canceled the save operation"
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return 61
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else
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file="$newpath"
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fi
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else
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# Basic handling
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if [ -f "$file" ]; then
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log "Not clobbering existing layout file: $file"
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return 60
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fi
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fi
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i3-save-tree > "$file"
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notify-send \
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-u normal \
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-a "$name" \
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-t 3000 \
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-i dialog-information \
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"Saved Layout" \
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"Saved current i3 tree to:\n$file"
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;;
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*)
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i3-msg "append_layout $choicefile" > /dev/null 2>&1
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if [ -r "$choicefile.rc" ]; then
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log "Running $choicefile.rc"
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"$choicefile".rc
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fi
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return $!
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;;
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esac
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}
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# Main
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main() {
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step_validate_deps || return 50
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step_validate_files || return 51
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step_get_input || return 52
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step_act
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return $!
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}
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main "$@"
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