54 lines
1.2 KiB
Bash
Executable File
54 lines
1.2 KiB
Bash
Executable File
#!/bin/bash
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# The separation and recursion is sadly necessary since reload is apparently
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# executed in a subshell and thus using an environment variable does not work
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dn="reload(\"$0\" -)"
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up="reload(\"$0\" +)"
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FZF_ARGS=(
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--reverse
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--no-sort
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--no-info
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--phony
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--prompt=
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--bind="ctrl-j:$dn,down:$dn,ctrl-k:$up,up:$up,enter:abort"
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)
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if [[ $# -eq 0 ]]; then
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# Frontend
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# Create temporary file for the counter that should be removed when exiting.
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export FZF_CAL_TMP="$(mktemp)"
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trap "rm -f $FZF_CAL_TMP" EXIT
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echo 0 > "$FZF_CAL_TMP"
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# Call fzf
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cal -wm | fzf "${FZF_ARGS[@]}"
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exit 0
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elif [[ $1 = "-t" ]]; then
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TITLE=polybar-datetime-calendar
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# Kill and exit if already running to achieve a toggle.
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! pkill -f "$TITLE" || exit 0
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exec st -A 0.45 -t "$TITLE" "$0"
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else
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# Backend
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# + Add to counter, going back in time
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# - Subtract from counter, going forward in time
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# = Print current month without modifying the counter
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[[ $1 = "+" || $1 = "-" || $1 = "=" ]] || exit 1
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[[ -n $FZF_CAL_TMP ]] || exit 1
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counter=$(cat "$FZF_CAL_TMP")
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if [[ $1 != "=" ]]; then
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# Increment or decrement counter
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: $((counter$1$1))
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echo $counter >"$FZF_CAL_TMP"
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fi
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# Print calendar
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cal -wm $(date +"%m %Y" -d "$counter months ago")
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fi
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