#!/bin/dash

# prepend i3status with more stuff

kb_layout() {
    local layout
    local color
    layout=$(
        setxkbmap -query \
          | awk '/layout/{print $2}'
    )
    case $layout in
        us) color='' ;;
        *)  color=',"color": "red"' ;;
    esac
    printf '{"full_text": " %s"%s}' \
        "$layout" "$color"
}

i3status \
  | while true
    do
        read line
        case $line in
            '[{'*)  line="[$(kb_layout),{${line#\[\{}" ;;
            ',[{'*) line=",[$(kb_layout),{${line#,\[\{}" ;;
        esac
        echo "$line"
    done