#!/usr/bin/env bash
set -euo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
SKILL_ROOT="$(dirname "$SCRIPT_DIR")"
source "$SCRIPT_DIR/_common.sh"

: "${MODE:=docker}"
: "${PDNS_API_KEY:=}"
: "${PDNS_DATA_DIR:=$HOME/pdns}"
: "${PDNS_PORT:=53}"
: "${PDNS_WEB_PORT:=8081}"

main() {
  [[ -n "$PDNS_API_KEY" ]] || die "PDNS_API_KEY is required."
  need curl
  need jq

  if [[ "$MODE" == "docker" ]]; then
    need docker
  else
    die "MODE must be docker in v1.0.0"
  fi

  mkdir -p "$SKILL_ROOT/outputs" "$SKILL_ROOT/outputs/backups"
  mkdir -p "$PDNS_DATA_DIR"

  log_info "Preflight OK."
}
main "$@"