Bash Prompt Timestamp and colored kubectl info

bashrc.sh

export UPDATE_TIME=0
promhostname=$(hostname | cut -d'.' -f1)
#grab the 8 characters after the first part of the hostname (ABC-lx00000000)
hostname=$(hostname|cut -c9-15|cut -d'.' -f1)

#if the hostname is less than 8 characters, pad it with dashes until it's 8 characters
i=0;while [ $(echo $hostname | wc -m) -le 8 ]; do
    [ $i = 0 ] && hostname=$(echo $hostname"-") || hostname=$(echo "-"$hostname); i=$((1-i))
  done
  
export PS1='\[\033[01;35m\][$hostname] \[\033[0m\]\w$ '

extrapsone() {
  context=$(kubectl config current-context)
  if [[ "$context" =~ "dev" ]]; then
    color='\033[01;32m'
  elif [[ "$context" =~ "stag" ]]; then
    color='\033[01;33m'
  else
    color='\033[01;31m'
  fi
  if [ "$KUBE" = 1 ]; then
    export PS1='\[\033[01;35m\][$hostname] \[\033[0m\]\w ('$color'$context\[\033[0m\])$ '
  else
    export PS1='\[\033[01;35m\][$hostname] \[\033[0m\]\w$ '
  fi
}

PROMPT_COMMAND='history -a; printf "\033]0;$promhostname\a"; extrapsone; export UPDATE_TIME=1'
#add trap to put current time into new commands
trap 'if [ $UPDATE_TIME -eq 1 ]; then printf "\033[1A\033[01;35m[$(/bin/date +"%R:%S")]\033[0m\n"; export UPDATE_TIME=0; fi' DEBUG