#!/usr/bin/env bash

calc() {
	tp="$*"
	python -c "print(${tp})"
}
export -f calc

stopbar() {
	# TODO: get the proper monitor!
	BAR_MONITOR="$(polybar --list-monitors | tail -n 1 | sed -n 's/^\s*\(.*\):.*$/\1/p')"
	bspc config -m "${BAR_MONITOR}" bottom_padding "0"
	bspc config -m "${BAR_MONITOR}" top_padding "0"
	killall -q polybar
	while pgrep -x polybar >/dev/null; do sleep 1; done
}
export -f stopbar

# wm aliases
startbar() {
	bash "${DOTFILES_PATH}/de/bar/bar.bash" &
	bg
	disown
}
export -f startbar

# save the current directory for later retrieval
scwd() {
	addon=""
	if [[ -n $1 ]]; then
		addon="-${1}"
	fi
	echo "${PWD}" > "${DOTFILES_PATH}/.cwd${addon}.tmp"
}
export -f scwd
# bind '"\C-s"':"\"scwd\C-m\""

# go to the saved current directory
gcwd() {
	addon=""
	if [[ -n $1 ]]; then
		addon="-${1}"
	fi
	cd "$(cat "${DOTFILES_PATH}/.cwd${addon}.tmp")" || return
}
export -f gcwd
# bind '"\C-g"':"\"gcwd\C-m\""

fsw() {
	SHELL_COMMAND="${1}"
	shift
	inotifywait -q -m -e close_write "${@}" | while read -r _ _; do
		eval "${SHELL_COMMAND}"
	done
}
export -f fsw

# tmux session switcher with fzf from https://github.com/junegunn/fzf/issues/997
tmuxswitcher() {
	local -r fmt='#{session_id}:|#S|(#{session_attached} attached)'
	{ tmux display-message -p -F "$fmt" && tmux list-sessions -F "$fmt"; } \
		| awk '!seen[$1]++' \
		| column -t -s'|' \
		| fzf -q '$' --reverse --prompt 'switch session: ' -1 \
		| cut -d':' -f1 \
		| xargs tmux switch-client -t
}
export -f tmuxswitcher