#!/usr/bin/env bash
# Gives one app an empty database before it is measured. Deleting an
# instance parks its data, and the hostname can't be reused until an
# operator purges it, so this runs in two steps:
#   scripts/fresh-instance.sh delete <slug>   then an operator purges the host
#   scripts/fresh-instance.sh create <slug>   recreate, wait for the recorded version
# Bakeoff test data only. Paul's call, 2026-10-24.
set -euo pipefail
step=$1 slug=$2
cd "$(dirname "$0")/.."
app=todo-$slug host=todo-$slug.bfj.oncarlos.com
want=$(python3 -c "import json; print(json.load(open('results/$slug.json'))['Version'])")
if [ "$step" = delete ]; then
  carlos instances delete --account bfj --app "$app" --host "$host" --message "Empty the database before measuring (bakeoff)"
  exit 0
fi
carlos instances create --account bfj --app "$app" --host "$host" --channel edge --message "Recreate with an empty database (bakeoff)"
for _ in $(seq 1 60); do
  got=$(curl -s --max-time 10 "https://$host/api/version" || true)
  [ "$got" = "$want" ] && { echo "$slug: fresh instance serving $got"; carlos instances list --account bfj --app "$app" | tail -1; exit 0; }
  sleep 5
done
echo "$slug: fresh instance not serving $want after 5 minutes (last: $got)" >&2
exit 1