#!/bin/sh

if [ "$#" -eq 0 ]; then
	set -- "$(
		find ~/.local/src/* -prune ! -path "$(pwd)" -printf "%T+\t%p\n" | sort | cut -f2 |
			fzf --tmux --tac --exit-0 -d/ --with-nth=-1 --preview='lesspipe.sh {}'
	)"
	test -n "$1" || exit 0
fi

if [ ! -d "$1" ]; then
	exit 1
fi

if ! session="$(tmux ls -f "#{==:#{session_path},$1}" -F '#S' 2>/dev/null | grep ^)"; then
	session="$(tmux new -dc "$1" -PF'#S')"
fi

if [ -z "$TMUX" ]; then
	tmux attach-session -t "$session"
else
	tmux switch-client -t "$session"
fi