Add -a flag to daemon maybe

tmux-daemon.sh

@@ -0,0 +1,118 @@
+#!/bin/bash
+# tmux-daemonizer.sh
+# Idempotent tmux daemon manager with optional per-command workdir
+
+SESSION="example"
+echo "[main] SESSION: $SESSION"
+
+ATTACH_SESSION=0
+
+while getopts "a" opt; do
+    case "$opt" in
+        a) ATTACH_SESSION=1 ;;
+        \?) echo "Usage: $0 [-a]" >&2
+             exit 1 ;;
+    esac
+done
+shift $((OPTIND-1))
+
+# Define commands: "workdir:::command" OR just "command"
+CMDS=(
+    "ping google.com"
+    "ping google.com"
+    "ping google.com"
+    "ping google.com"
+    "ping google.com"
+    "ping google.com"
+    "ping google.com"
+)
+echo "[main] Commands: ${CMDS[*]}"
+
+# Create session if missing
+if ! tmux has-session -t $SESSION 2>/dev/null; then
+    echo "[main] Creating tmux session: $SESSION"
+    tmux new-session -d -s $SESSION -n win0
+else
+    echo "[main] Session $SESSION exists, reusing..."
+fi
+
+win=0
+pane=0
+
+for i in "${!CMDS[@]}"; do
+    entry="${CMDS[$i]}"
+    echo "[loop:$i] entry: $entry"
+    if [[ "$entry" == *":::"* ]]; then
+        workdir="${entry%%:::*}"
+        echo "[loop:$i] workdir set from entry: $workdir"
+        cmd="${entry#*:::}"
+        echo "[loop:$i] cmd set from entry: $cmd"
+    else
+        workdir="$PWD"
+        echo "[loop:$i] workdir set to PWD: $workdir"
+        cmd="$entry"
+        echo "[loop:$i] cmd set to entry: $cmd"
+    fi
+    echo "[loop:$i] Processing command: $cmd (workdir: $workdir)"
+
+    # Determine target window/pane
+    win=$((i / 4))
+    echo "[loop:$i] win updated: $win"
+    pane=$((i % 4))
+    echo "[loop:$i] pane updated: $pane"
+
+    # Create window if missing
+    if ! tmux list-windows -t $SESSION | grep -q "^$win:"; then
+        echo "[loop:$i] Creating window $win"
+        tmux new-window -t $SESSION:$win -n win$win
+    fi
+
+    # Get current pane count in window
+    panes=($(tmux list-panes -t $SESSION:$win -F '#P'))
+    echo "[loop:$i] panes in window $win: ${panes[*]}"
+
+    # Create missing pane if needed
+    if [ $pane -ge ${#panes[@]} ]; then
+        echo "[loop:$i] Splitting pane $((pane-1)) to create pane $pane in window $win"
+        if [ $pane -eq 1 ]; then
+            tmux split-window -h -t $SESSION:$win
+        elif [ $pane -eq 2 ]; then
+            tmux split-window -v -t $SESSION:$win
+        elif [ $pane -eq 3 ]; then
+            tmux split-window -v -t $SESSION:$win.1
+        fi
+        tmux select-layout -t $SESSION:$win tiled >/dev/null
+    fi
+
+    # Check if command is already running in the pane
+    running=$(tmux list-panes -t $SESSION:$win -F '#{pane_current_command}' | sed -n "$((pane+1))p")
+    echo "[loop:$i] running in pane $pane: $running"
+    if [[ "$running" == "$(basename "$cmd" | awk '{print $1}')" ]]; then
+        echo "[loop:$i] Command already running in pane $pane, skipping..."
+        continue
+    fi
+
+    # Create temporary script to run command in auto-restart loop
+    tmpfile=$(mktemp)
+    echo "[loop:$i] tmpfile created: $tmpfile"
+    cat >"$tmpfile" <<EOF
+#!/bin/bash
+cd "$workdir" || exit 1
+while true; do
+    echo '[tmux-daemon] Starting: $cmd (in $workdir)'
+    $cmd
+    echo '[tmux-daemon] Command exited with code \$?'
+    sleep 2
+done
+EOF
+    chmod +x "$tmpfile"
+    echo "[loop:$i] Sending command to pane $pane in window $win"
+    tmux send-keys -t $SESSION:$win.$pane "$tmpfile" C-m
+done
+
+echo "[main] Done."
+
+if [ $ATTACH_SESSION -eq 1 ]; then
+    echo "[main] Attaching to tmux session: $SESSION"
+    tmux attach -t $SESSION
+fi