infra/scripts/sway-swapoutputworkspaces.sh

#!/usr/bin/env sh

# Get two outputs, visible workspaces and focused workspace
output1=$(swaymsg -t get_outputs --raw | jq '.[0].name' -r)
output2=$(swaymsg -t get_outputs --raw | jq '.[1].name' -r)
workspace1=$(swaymsg -t get_outputs --raw | jq '.[0].current_workspace' -r)
workspace2=$(swaymsg -t get_outputs --raw | jq '.[1].current_workspace' -r)
workspace_active=$(swaymsg -t get_workspaces | jq -r '.[] | select(.focused==true).name')

# If any of the outputs doesn't have a workspace, do nothing
if [ "$workspace1" = null ] || [ "$workspace2" = null ]; then
  exit 0
else
  # If script is provided with `follow` argument, then follow focused workspace
  if [ "$1" = "follow" ]; then
    if [ "$workspace1" = "$workspace_active" ]; then
      swaymsg move workspace to output "$output2"
      swaymsg workspace "$workspace2"
      swaymsg move workspace to output "$output1"
      swaymsg workspace "$workspace2"
    else
      swaymsg workspace "$workspace1"
      swaymsg move workspace to output "$output2"
      swaymsg workspace "$workspace2"
      swaymsg move workspace to output "$output1"
    fi
  # Else focus stays with focused output
  else
    if [ "$workspace1" = "$workspace_active" ]; then
      swaymsg move workspace to output "$output2"
      swaymsg workspace "$workspace2"
      swaymsg move workspace to output "$output1"
    else
      swaymsg workspace "$workspace1"
      swaymsg move workspace to output "$output2"
      swaymsg workspace "$workspace2"
      swaymsg move workspace to output "$output1"
      swaymsg workspace "$workspace1"
    fi
  fi
fi