232 lines
7.3 KiB
Bash
Executable file
232 lines
7.3 KiB
Bash
Executable file
#!/usr/bin/env bash
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# set -euo pipefail
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print_help() {
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echo ""
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echo "Usage: ndrop [OPTIONS] [COMMAND]"
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echo ""
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echo "Command:"
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echo " The usual command you would run to start the desired program"
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echo ""
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echo "Options:"
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echo " -c, --class"
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echo " Set classname of the program to be run. Use this if the"
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echo " classname is different from the name of the [COMMAND]"
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echo " and ndrop has no hardcoded replacement."
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echo ""
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echo " -F, --focus"
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echo " Changes the default behaviour: focus the specified program's"
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echo " window and switch to its present workspace if necessary."
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echo " Do not hide it, if it's already on the current workspace."
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echo ""
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echo " -H, --help"
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echo " Print this help message"
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echo ""
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echo " -i, --insensitive"
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echo " Case insensitive partial matching of class names."
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echo " You can try this if a running program is not recognized and"
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echo " a new instance is launched instead."
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echo ""
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echo " -o, --online"
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echo " Delay initial launch for up to 20 seconds"
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echo " until internet connectivity is established."
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echo ""
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echo " -v, --verbose"
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echo " Show notifications regarding the matching process."
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echo " Use this to figure out why running programs are not matched."
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echo ""
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echo " -V, --version"
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echo " Print version"
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echo ""
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echo "Multiple instances:"
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echo ""
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echo "Multiple instances of the same program can be run concurrently, if"
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echo "different class names are assigned to each instance. Presently there is"
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echo "support for the following flags in the [COMMAND] string:"
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echo ""
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echo " -a ('foot' terminal emulator)"
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echo " --class (all other programs)"
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echo ""
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echo "See man page for more information"
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}
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print_version() {
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echo "ndrop version: 0.1.0-dev"
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}
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notify() {
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notify-send "$@"
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echo "$@"
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}
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notify_low() {
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notify-send -u low "$@"
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echo "$@"
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}
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partial_match() {
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CLASS=$(niri msg --json windows | jq -r ".[] | select((.app_id |match(\"$1\";\"i\"))) | .app_id" | head -1)
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}
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wait_online() {
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wait_online=0
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while [[ $wait_online -lt 200 ]]; do
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ping -qc 1 github.com && break
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sleep 0.1
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$wait_online++
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done
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}
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ndrop_flags() {
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while true; do
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case "$1" in
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-c | --class)
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shift
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CLASS_OVERRIDE="$1"
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;;
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-F | --focus)
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FOCUS=true
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;;
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-H | --help)
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print_help
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exit
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;;
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-i | --insensitive)
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INSENSITIVE=true
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;;
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-o | --online)
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ONLINE=true
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;;
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-v | --verbose)
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VERBOSE=true
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;;
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-V | --version)
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print_version
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exit
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;;
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*) break ;;
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esac
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shift
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done
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}
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FOCUS=false
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INSENSITIVE=false
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ONLINE=false
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VERBOSE=false
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NDROP_FLAGS=()
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while true; do
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case "$1" in
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"")
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notify "ndrop: Missing Argument" "Run 'ndrop -h' for more information"
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print_help
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exit 1
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;;
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-c | --class)
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NDROP_FLAGS+=("$1" "$2")
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shift
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;;
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-*)
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NDROP_FLAGS+=("$1")
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;;
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*) break ;;
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esac
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shift
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done
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# shellcheck disable=SC2128 # erroneous warning
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if [[ -n $NDROP_FLAGS ]]; then
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# shellcheck disable=SC2046 # avoids having to run 'eval set -- "$NDROP_FLAGS"' to remove leading whitespace
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ndrop_flags $(getopt -u --options c:FHiovV --longoptions class:,focus,help,insensitive,online,verbose,version, -n ndrop -- "${NDROP_FLAGS[@]}")
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fi
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CLASS="$1"
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COMMANDLINE="${*:1}"
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ACTIVE_WORKSPACE=$(niri msg --json workspaces | jq -r ".[] | select(.is_focused==true) | .id") || notify "ndrop: Error executing dependencies 'niri msg' or 'jq'" "Check terminal output of 'ndrop $COMMANDLINE'"
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case "$1" in
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epiphany)
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CLASS="org.gnome.Epiphany"
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;;
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brave)
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CLASS="brave-browser"
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;;
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foot)
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OPT=$(getopt --options a: --longoptions app-id: -n ndrop -- "$@")
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;;
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godot4)
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partial_match "org.godotengine."
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;;
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logseq)
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CLASS="Logseq"
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;;
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telegram-desktop)
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CLASS="org.telegram.desktop"
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;;
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tor-browser)
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CLASS="Tor Browser"
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;;
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*)
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OPT=$(getopt --options "" --longoptions class: -n ndrop -- "$@")
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;;
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esac
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if $VERBOSE && [[ $1 != "$CLASS" ]]; then notify_low "ndrop: Using '$CLASS' as hardcoded classname of '$1' for matching"; fi
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if [[ -n $OPT ]]; then
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eval set -- "$OPT" # remove leading whitespace
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case "$1" in
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-a | --class)
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CLASS="$2"
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if $VERBOSE; then notify_low "ndrop: Extracted '$CLASS' from [COMMAND] for matching"; fi
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;;
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esac
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fi
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if $INSENSITIVE && [[ -n $(niri msg --json windows | jq -r ".[] | select((.app_id |test(\"$CLASS\";\"i\")))") ]]; then
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if $VERBOSE; then notify_low "ndrop: --insensitive -> Insensitive (partial) match of class '$CLASS' successful"; fi
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CLASS=$(niri msg --json windows | jq -r ".[] | select((.app_id |match(\"$CLASS\";\"i\"))) | .app_id" | head -1) || notify "ndrop: Error assigning case insensitive (partial) match to CLASS"
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if $VERBOSE; then notify_low "ndrop: --insensitive -> Using class '$CLASS' after insensitive (partial) matching"; fi
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fi
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if [[ -n $CLASS_OVERRIDE ]]; then
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if $VERBOSE; then notify_low "ndrop: --class -> Using given class '$CLASS_OVERRIDE' instead of '$CLASS' for matching"; fi
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CLASS="$CLASS_OVERRIDE"
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fi
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WINDOW_ID=$(niri msg --json windows | jq -r ".[] | select(.app_id==\"$CLASS\") | .id")
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### OVERRIDE ###
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FOCUS=true
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if [[ -n $(niri msg --json windows | jq -r ".[] | select(.app_id==\"$CLASS\" and .workspace_id!=\"$ACTIVE_WORKSPACE\")") ]]; then
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if [[ $FOCUS == false ]]; then
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# shellcheck disable=SC2140 # erroneous warning
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niri msg action move-window-to-workspace --window-id "$WINDOW_ID" "$ACTIVE_WORKSPACE" || notify "ndrop: Error moving '$COMMANDLINE' to current workspace"
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if $VERBOSE; then notify_low "ndrop: Matched class '$CLASS' on another workspace and moved it to current workspace"; fi
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fi
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niri msg action focus-window --id "$WINDOW_ID" || notify "ndrop: Error focusing '$COMMANDLINE' on current workspace"
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elif [[ -n $(niri msg --json windows | jq -r ".[] | select(.app_id==\"$CLASS\" and .workspace_id==\"$ACTIVE_WORKSPACE\")") ]]; then
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if [[ $FOCUS == false ]]; then
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# shellcheck disable=SC2086 # integers won't be split
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niri msg action move-window-to-workspace --window-id "$WINDOW_ID" "ndrop" || notify "ndrop: Error moving '$COMMANDLINE' to workspace 'ndrop'"
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niri msg action focus-workspace "$ACTIVE_WORKSPACE"
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if $VERBOSE; then notify_low "ndrop: Matched class '$CLASS' on current workspace and moved it to workspace 'ndrop'"; fi
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# else
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elif [[ -n $(niri msg --json windows | jq -r ".[] | select(.app_id==\"$CLASS\" and .workspace_id!=\"ndrop\")") ]]; then
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niri msg action focus-window --id "$WINDOW_ID" || notify "ndrop: Error focusing '$COMMANDLINE' on current workspace"
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fi
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else
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if $ONLINE; then wait_online; fi
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# 'foot' always throws an error when its window is closed. Thus we disable the notification.
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if [[ $COMMAND == "foot" ]]; then
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# shellcheck disable=SC2086 # when quoting COMMANDLINE the execution of the command fails
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$COMMANDLINE
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else
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# shellcheck disable=SC2086 # when quoting COMMANDLINE the execution of the command fails
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$COMMANDLINE || notify "ndrop: Error executing given command" "$COMMANDLINE"
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fi
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if $VERBOSE; then notify_low "ndrop: No running program matches class '$CLASS'." "Currently active classes are '$(niri msg --json windows | jq -r '.[] | .app_id' | sort | tr '\n' ' ')'. Executed '$COMMANDLINE' in case it was not running already."; fi
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fi
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