#!/usr/bin/env bash
# Decrypts ansible/group_vars/vault.yml and checks all required secrets are present
# and non-empty. Exits non-zero if any are missing.
# Usage: bash scripts/check-vault.sh

set -euo pipefail

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
REPO_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)"
VAULT_FILE="${REPO_ROOT}/ansible/group_vars/all/vault.yml"

if [ ! -f "${VAULT_FILE}" ]; then
  echo "ERROR: vault file not found at ${VAULT_FILE}" >&2
  echo "       Create it with: ansible-vault create ansible/group_vars/all/vault.yml" >&2
  exit 1
fi

if ! command -v ansible-vault &>/dev/null; then
  echo "ERROR: ansible-vault not found — install with: pip install ansible" >&2
  exit 1
fi

echo "==> Decrypting vault (you will be prompted for the vault password)"
VAULT_CONTENT=$(ansible-vault view "${VAULT_FILE}")

echo "${VAULT_CONTENT}" | python3 - <<'PYEOF'
import sys, yaml

data = yaml.safe_load(sys.stdin.read())

# Required non-empty scalar strings
required_scalars = [
    "gitea_db_password",
    "gitea_secret_key",
    "gitea_internal_token",
    "keycloak_db_password",
    "keycloak_admin_password",
    "nextcloud_db_password",
    "nextcloud_admin_password",
    "roundcube_db_password",
    "roundcube_des_key",
]

# Required non-empty lists (must contain at least one entry)
required_lists = [
    "traefik_dashboard_users",
    "registry_users",
    "dovecot_users",
]

missing = []

for key in required_scalars:
    val = data.get(key, "")
    if not val or str(val).strip() in ("", '""', "''"):
        missing.append(key)

for key in required_lists:
    val = data.get(key)
    if not isinstance(val, list) or len(val) == 0:
        missing.append(key)

if missing:
    print("", file=sys.stderr)
    print("ERROR: the following secrets are missing or empty in vault.yml:", file=sys.stderr)
    for key in missing:
        print(f"       - {key}", file=sys.stderr)
    print("", file=sys.stderr)
    print("Edit the vault with: ansible-vault edit ansible/group_vars/all/vault.yml", file=sys.stderr)
    sys.exit(1)

print("    OK — all required secrets are present")
PYEOF