with import <nixpkgs> {};

pkgs.writeShellScriptBin "plans" ''
	#!/bin/sh
	if [ "$1" = "help" ] ; then
		echo "plans (tudbut)"
		echo
		echo "- add <str>  -- add to end of list"
		echo "- done       -- remove from start of list"
		echo "- edit       -- edit manually using helix"
		echo
		echo "file used is ~/sync/plans.txt"
		exit
	fi
	if [ "$1" = "add" ] ; then
		echo "- $2" >> ~/sync/plans.txt
	fi
	if [ "$1" = "done" ] ; then
		tail -n"$(($(wc -l < ~/sync/plans.txt) - 1))" ~/sync/plans.txt > ~/plans.txt.tmp
		mv ~/plans.txt.tmp ~/sync/plans.txt
	fi
	if [ "$1" = "edit" ] ; then
		hx ~/sync/plans.txt
	fi
	cat ~/sync/plans.txt
''