gcloud_config

set_project(){
  echo "What project would we be working on?"
  projectList=$(gcloud projects list --format="value(NAME)")

  projArray+=($projectList)

  i=0
  for project in $projectList
  do
      ((i++))
      echo "$i: $project"
  done

  while [ -z "$PROJNUM" ]
  do
    read -p "Please select (1-$i): " PROJNUM
    if [[ -n ${PROJNUM//[0-9]/} ]]; then
      unset PROJNUM
    fi
  done
  
  PROJECT=${projArray[(($PROJNUM-1))]}
  echo "You are to set $PROJECT as your default project, press <Enter> to continue"
  read

  gcloud config set project $PROJECT
}

zone_setup(){
  ############################################################
  ## DO NOT ASSUME THE ZONES AND REGIONS - GET IT FROM GCLOUD
  ############################################################
  local zone=$(gcloud config get-value compute/zone)
  if [ -z "$zone" ]
  then
    echo "We cannot detect a Zone in your configuration"
    echo "What Region do you want to set your resources to?"
    echo "1. US-West"
    echo "2. US-Central"
    echo "3. US-East"

    while [ -z "$zoneNum" ]
    do
      read -p "Please select (1, 2, or 3): " zoneNum
      if [[ -n ${zoneNum//[0-9]/} ]]; then
        unset zoneNum
      fi
    done

    local letters=(a b c)
    local a=$((RANDOM%3+1))
    local b=$((RANDOM%3))


    if [ "${zoneNum,,}" = "2" ]; then
		  zoneValue="us-central${a}-${letters[$b]}"
      regionValue="us-central${a}"
    elif [ "${zoneNum,,}" = "3" ]; then
		  zoneValue="us-east${a}-${letters[$b]}"
      regionValue="us-east${a}"
    else
		  zoneValue="us-west${a}-${letters[$b]}"
      regionValue="us-west${a}"
    fi

    echo "You are about to set your Zone to $zoneValue, press <Enter> to continue"
    read

    gcloud compute project-info add-metadata --metadata google-compute-default-region=$regionValue,google-compute-default-zone=$zoneValue
    
    
  fi

  # Initialize Gcloud
  gcloud init
}