Start a Workspace in a Tmux Session for a Project

.functions

# If a virtualenv with name of .venv, load it.
auto-venv() {
  if [ -z "$VIRTUAL_ENV" ]; then
	if [ -d .venv/ ]; then
		source .venv/bin/activate
	fi
  fi
}

.tmux.conf

# Restoring Clear Screen (C-l)
# Enabled you can use <prefix> C-l to clear the screen
bind C-l send-keys 'C-l'

tmux-start-workspace.sh

#!/bin/bash

# Start a Workspace in a Tmux Session for a Project

# set -u
# set -o nounset

# Set Session Name
PROJECT_PATH="$1"

# Check Session arg given. Use it, otherwise use PROJECT_PATH basename
if [ -z "$2" ];then
	SESSION=$(basename $PROJECT_PATH)
	# if dir consists ".", split and get first name
	SESSION=$(echo $SESSION | awk '{split($SESSION, a, "."); print a[1]}')
else
	SESSION="$2"
fi

SESSIONEXISTS=$(tmux list-sessions | grep $SESSION)

# Check Session {{{1
# Alternative
check_session (){
	tmux has-session -t development
	if [ $? != 0 ]
	then
		tmux new-session -s development
	fi
}
# }}}

# Main{{{1

main (){
	# If $PROJECT_PATH given use it otherwise use $PWD
	if [ -z $PROJECT_PATH ];then
		PROJECT_PATH="$PWD"
	fi

	# Only create tmux session if it doesn't already exist
	if [ "$SESSIONEXISTS" = "" ]
	then
		# Start New Session with our name
		tmux new-session -d -s $SESSION -c $PROJECT_PATH -n 'main'

		# auto-vevn comes from functions: $HOME/.functions.
		tmux send-keys -t $SESSION:0 "auto-venv" C-m "C-l"
		tmux send-keys -t $SESSION:0 "nvim -S" C-m

		# Setup an additional shell window
		#{session_name}:#{window_index}.#{pane_index}
		# sessionname:0.4
		tmux new-window -t $SESSION:1 -n 'shell' -c $PROJECT_PATH
		tmux send-keys -t $SESSION:1 "auto-venv" C-m "C-l"
		tmux split-window -t $SESSION:1 -h -c $PROJECT_PATH
		tmux send-keys -t $SESSION:1.1 "auto-venv" C-m "C-l"
	fi

	# Attach Session, on the main window
	tmux attach-session -t $SESSION:0
	# return to main vim window
	tmux select-window -t $SESSION:0
}

# }}}1

main