59 lines
1.6 KiB
Text
59 lines
1.6 KiB
Text
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#!/bin/sh
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# terminal application launcher for sway, using fzf
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# original command:
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# Based on: https://github.com/swaywm/sway/issues/1367
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# bindsym $altkey+space exec termite --name=launcher -e \
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# "bash -c 'compgen -c | sort -u | fzf --no-extended --print-query | \
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# tail -n1 | xargs -r swaymsg -t command exec'"
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HIST_FILE="$HOME/.cache/sway-launcher-history.txt"
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# Get shell command list
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command_list=$(compgen -c | sort -u)
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# read existing command history
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if [ -f "$HIST_FILE" ]; then
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command_history=$(cat "$HIST_FILE")
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else
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command_history=""
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fi
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# search command list
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command_str=$(echo -e "${command_history}\n${command_list}" | \
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sed -E 's/^[0-9]+ (.+)$/\1/' | \
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fzf --no-extended --print-query --no-sort | \
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tail -n1) || exit 1
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if [ "$command_str" == "" ]; then
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exit 1
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fi
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# echo "Command: $command_str"
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# get full line from history (with count number)
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hist_line=$(echo "$command_history" | grep --fixed-strings "$command_str")
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# echo "Hist Line: $hist_line"
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if [ "$hist_line" == "" ]; then
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hist_count=1
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else
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# Increment usage count
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hist_count=$(echo "$hist_line" | sed -E 's/^([0-9]+) .+$/\1/')
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((hist_count++))
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# delete line, to add updated later
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# echo "Hist Before: $command_history"
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command_history=$(echo "$command_history" | \
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grep --fixed-strings --invert-match "$command_str")
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# echo "Hist After: $command_history"
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fi
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# update history
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update_line="${hist_count} ${command_str}"
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echo -e "${update_line}\n${command_history}" | \
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sort --numeric-sort --reverse > "$HIST_FILE"
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# echo "$update_line"
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# execute command
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echo "$command_str"
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swaymsg -t command exec "$command_str"
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