#!/usr/bin/env bash
# Deploy the current main commit to every federation host listed in
# scripts/hosts (one node per line: LABEL SSH_TARGET REMOTE_PATH PUBLIC_URL).
# Loops scripts/deploy.sh against each. Bails on first failure unless --keep-going.
set -euo pipefail

HOSTS_FILE="${PSYC_HOSTS_FILE:-$(dirname "$0")/hosts}"
KEEP_GOING=0
for arg in "$@"; do
  case "$arg" in
    --keep-going) KEEP_GOING=1 ;;
    -h|--help)
      echo "usage: $0 [--keep-going]"
      echo "  reads $HOSTS_FILE (override with PSYC_HOSTS_FILE=...)"
      exit 0
      ;;
  esac
done

if [[ ! -f "$HOSTS_FILE" ]]; then
  echo "no hosts file at $HOSTS_FILE — copy scripts/hosts.example to scripts/hosts and edit" >&2
  exit 2
fi

declare -a OK=() FAIL=()
while IFS= read -r line; do
  # skip blanks + comments
  [[ -z "${line// /}" || "${line# }" == \#* ]] && continue
  # shellcheck disable=SC2206
  parts=($line)
  if [[ ${#parts[@]} -lt 4 ]]; then
    echo "[deploy-all] skipping malformed line: $line" >&2
    continue
  fi
  LABEL="${parts[0]}"
  SSH_TARGET="${parts[1]}"
  REMOTE_PATH="${parts[2]}"
  PUBLIC_URL="${parts[3]}"

  echo
  echo "════════════════════════════════════════════════════════════════"
  echo "  deploying → $LABEL  ($SSH_TARGET:$REMOTE_PATH  →  $PUBLIC_URL)"
  echo "════════════════════════════════════════════════════════════════"

  if PSYC_PROD_HOST="$SSH_TARGET" \
     PSYC_PROD_PATH="$REMOTE_PATH" \
     PSYC_PROD_URL="$PUBLIC_URL" \
     bash "$(dirname "$0")/deploy.sh" < /dev/null; then
    OK+=("$LABEL")
  else
    FAIL+=("$LABEL")
    if [[ $KEEP_GOING -ne 1 ]]; then
      echo "[deploy-all] $LABEL failed — stopping. pass --keep-going to continue past failures." >&2
      break
    fi
  fi
done < "$HOSTS_FILE"

echo
echo "════════════════════════════════════════════════════════════════"
echo "  summary"
echo "════════════════════════════════════════════════════════════════"
echo "  ok:     ${OK[*]:-(none)}"
echo "  failed: ${FAIL[*]:-(none)}"
[[ ${#FAIL[@]} -eq 0 ]]