.files/nix/packages/by-name/tmux-sessionizer/package.nix

38 lines
870 B
Nix

{
writeShellApplication,
tmux,
procps,
symlinkJoin,
}: let
tmux-register-session = writeShellApplication {
name = "__tmux-register-session";
runtimeInputs = [tmux];
text = ''
last=/tmp/TMUX_LAST
this="$(tmux display-message -p '#S')"
if [ ! -f "$last" ] || [ "$(cat "$last")" != "$this" ]; then
echo "$this" >"$last"
fi
'';
};
tmux-maybe-create = writeShellApplication {
name = "__tmux-maybe-create";
runtimeInputs = [procps tmux];
text = ''
session_name="$1"
session_dir="$2"
if ! pgrep tmux >/dev/null 2>&1 || ! tmux has -t="$session_name" 2>/dev/null; then
tmux new-session -ds "$session_name" -c "$session_dir"
fi
'';
};
in
symlinkJoin {
name = "tmux-sessionizer";
paths = [
tmux-register-session
tmux-maybe-create
];
}