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path: root/bin/extra/tmux-sessionizer
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#!/bin/sh

if [ $# -eq 1 ]; then
    selected="$1"
else
	pfx="$HOME/proj" 
	d="$(find "$pfx" -mindepth 1 -maxdepth 1 -type d | sed "s@$pfx/@@" | fzf)" 
    { [ "$d" ] && [ -d "$pfx/$d" ]; } || exit 1
    selected="${d##*/}"
fi
>&2 printf 'selected: %s\n' "$selected"

if [ -z "$selected" ]; then
    exit 0
fi

selected_name="$(basename "$selected" | tr '.' '_')"
tmux_running="$(pgrep "tmux" | head -n1)"

>&2 printf 'tmux_running: "%s"\n' "$tmux_running"
>&2 printf 'selected_name: %s\n' "$selected_name"

if [ -z $TMUX ] && [ -z "$tmux_running" ]; then
    tmux new-session -s "$selected_name" -c "$selected"
    exit 0
fi

if ! tmux has-session -t="$selected_name" 2> /dev/null; then
    tmux new-session -ds "$selected_name" -c "$selected"
fi

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