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| -rw-r--r-- | gistfile1.txt | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/gistfile1.txt b/gistfile1.txt new file mode 100644 index 0000000..8ceec7d --- /dev/null +++ b/gistfile1.txt @@ -0,0 +1,97 @@ +#!/bin/sh +# terminal application launcher for sway, using fzf +# Based on: https://gitlab.com/FlyingWombat/my-scripts/blob/master/sway-launcher + +HIST_FILE="${XDG_CACHE_HOME:-$HOME/.cache}/sway-launcher-history.txt" + +DIRS=( +/usr/share/applications +~/.local/share/applications +/usr/local/share/applications +) + +GLYPH_COMMAND=" " +GLYPH_DESKTOP=" " + +touch $HIST_FILE +# Filter DIRS array for directories that actually exist. Append *.desktop to remaining elements +for i in "${!DIRS[@]}" ; do [[ ! -d "${DIRS[i]}" ]] && unset -v 'DIRS[$i]' || DIRS[$i]="${DIRS[i]}/*.desktop" ; done +DIRS=("${DIRS[@]}") + +HIST_FILE_CONTENT=$(cat "$HIST_FILE") +HIST_ENTRIES=$(echo "$HIST_FILE_CONTENT" | sed -n -e 's/^[0-9]* //p') + +function createPreview(){ + DESCRIPTION='No description' + if [[ $2 == 'command' ]]; then + TITLE=$1 + DESCRIPTION=$(whatis -l $1 2>/dev/null | head -n1 | sed -n -e 's/^.*\(.*\).*\-//p') + else + TITLE=$(cat $1 | grep ^Name= | head -n1 | awk -F= '{print $2}') + DESCRIPTION=$(cat $1 | grep Comment= | awk -F= '{print $2}') + fi + echo -e "\033[33m $TITLE \033[0m" + echo "$DESCRIPTION" +} +export -f createPreview + +FZFPIPE=$(mktemp) + +# Append Launcher History, removing usage count +(echo "$HIST_FILE_CONTENT" | sed -n -e 's/^[0-9]* //p' >> $FZFPIPE )& + +# Load and append Desktop entries +(grep -roP "Type=Application" ${DIRS[@]} | + awk -F : '{print $1}' | + sort -u | + xargs -d "\n" grep -oP "(?<=Name=).*" | + awk -F : -v pre="$GLYPH_DESKTOP" '{print $1 "|desktop|\033[33m" pre "\033[0m" $2}' >> $FZFPIPE )& + +# Load and append command list +({ IFS=:; ls -H $PATH; } | grep -v '/.*' | sort -u | awk -v pre="$GLYPH_COMMAND" '{print $1 "|command|\033[31m" pre "\033[0m" $1 }' >> $FZFPIPE )& + +command_str=$((tail -f $FZFPIPE & echo $! > pid) | + fzf +x +s -d '\|' --nth ..3 --with-nth 3.. --preview 'createPreview {1} {2}' --preview-window=up:3:wrap --ansi ; kill -9 $(<pid) | + tail -n1) || exit 1 + + +[ -z "$command_str" ] && exit 1 + + +# get full line from history (with count number) +HIST_LINE=$(echo "$HIST_FILE_CONTENT" | grep -Pe "^[0-9]+ \Q$command_str\E$") +# echo "Hist Line: $HIST_LINE" + + + +if [ "$HIST_LINE" == "" ]; then + HIST_COUNT=1 +else + # Increment usage count + HIST_COUNT=$(echo "$HIST_LINE" | sed -E 's/^([0-9]+) .+$/\1/') + ((HIST_COUNT++)) + # delete line, to add updated later + HIST_FILE_CONTENT=$(echo "$HIST_FILE_CONTENT" | \ + grep --invert-match -Pe "^[0-9]+ \Q$command_str\E$") +fi + +# update history +update_line="${HIST_COUNT} ${command_str}" +echo -e "${update_line}\n${HIST_FILE_CONTENT}" | \ + sort --numeric-sort --reverse > "$HIST_FILE" + +command='echo "nope"' + +case $(echo $command_str | awk -F'|' '{print $2}') in +desktop) + file=$(echo $command_str | awk -F '|' '{print $1}') + command=$(cat $file | grep Exec | awk -F'=' '{print $2}') + ;; + +command) + command=$(echo $command_str | awk -F '|' '{print $1}') + ;; + +esac + +swaymsg -t command exec "$command" |