From c4efc214f860168d92ecfc7754e5abe608e11b64 Mon Sep 17 00:00:00 2001
From: Sebastian Schulze <sebastian.schulze@alfatraining.de>
Date: Fri, 5 May 2023 21:45:26 +0200
Subject: [PATCH] [bin] Let `em` handle existing tmux sessions more gracefully

---
 bin/executable_em | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/bin/executable_em b/bin/executable_em
index 5f65880..f815d5c 100644
--- a/bin/executable_em
+++ b/bin/executable_em
@@ -3,9 +3,17 @@ PARENT_COMMAND=$(ps -o comm= $PPID)
 TTY=""
 export TTY
 export TERM=xterm-24bit
+declare name
+raw_name=$(basename $(realpath $(pwd)/../))/$(basename $PWD)
+name="${raw_name//./_}"
 
 if [ "${PARENT_COMMAND}" == "$(basename "$SHELL")" ] || [ "${PARENT_COMMAND}" == "tmux: server" ]; then
-	exec emacsclient -s comacs --create-frame --tty "$@"
+	if [[ $(tmux display-message -p '#S' | grep -E "^\w+/\w+$") == "${name}" ]] && [[ -z ${1} ]]; then
+		echo "Detected tmux project session. (Re)-attaching";
+		exec emacsclient -s comacs --create-frame --tty -e "(bascht/switch-to-or-load-workspace \"${name}\" \"${PWD}\")"
+	else
+		exec emacsclient -s comacs --create-frame --tty "$@"
+	fi;
 else
 	exec emacsclient --create-frame "$@"
 fi;