#!/usr/bin/env bash

readonly cameras=(
  "https://${HOST0}:${PORT}/${CAMERA0}"
  "https://${HOST0}:${PORT}/${CAMERA1}"
  "https://${HOST1}:${PORT}/${CAMERA0}"
  "https://${HOST2}:${PORT}/${CAMERA0}"
)
readonly auth=(
  "${USER0}:${PW0}"
  "${USER0}:${PW0}"
  "${USER1}:${PW1}"
  "${USER2}:${PW2}"
)

err() {
  echo "[$(date -u +'%Y-%m-%dT%H:%M:%S%:z')]: $*" >&2
}

main() {
  local url="detection/status"

  case "$1" in
    "capture"|"c") url="detection/snapshot" ;;
    "pause"|"p") url="detection/pause" ;;
    "start"|"s") url="detection/start" ;;
    "status"|"") url="detection/status" ;;
    *) err "unrecognized command: $1"; exit 1
  esac

  for i in "${!cameras[@]}"; do
    curl --digest --user "${auth[i]}" "${cameras[i]}/${url}"
  done
}

main "$@"