screen sessions in tmux groups

group-mux-screens.sh

#!/bin/bash

if $(tmux has-session); then
  echo "Tmux has-sessions, exiting..."; exit
else 
  echo "Tmux no sessions, creating..."
fi

SCREENWIN=$(printf 'C-a c %0.s' {1..5})
TSESSION="tmux"

tmux new-session -s $TSESSION -d  -n local

tmux split-window -h -t $TSESSION:0
tmux split-window -v -t $TSESSION:0 

## screen-func
  ##tmux send-keys -t $TSESSION:0.0 'screen -S one' C-m $SCREENWIN
  ##tmux send-keys -t $TSESSION:0.1 'screen -S two' C-m $SCREENWIN

tmux new-window -t $TSESSION -n infra
tmux send-keys -t $TSESSION:1 'screen -S ONE' C-m $SCREENWIN
tmux split-window -v -t $TSESSION:1

## horiz & vert split
  #tmux split-window -h -t $TSESSION:1
  #tmux split-window -v -t $TSESSION:1.0

## screen-func (extra screen sessions in tmux panels)
  ##tmux send-keys -t $TSESSION:1.0 'screen -S three' C-m $SCREENWIN
  ##tmux send-keys -t $TSESSION:1.1 'screen -S four' C-m $SCREENWIN

tmux select-window -t $TSESSION:0
tmux select-pane -t 0

echo "...done."
###
  ## modified to check for the session, eliminate some unnecessary screen sessions
  ## called from a taskfile as a function, also more verbose output for the user

Updated this in January 2024...