#!/usr/bin/env bash

set -uoe pipefail

script_dir=$(dirname $(readlink -f $0))
source ${script_dir}/functions.sh
miria_get_url

print_usage() {
  echo "usage: $(basename $0) -p <project> -n <pattern> [-x]" 1>&2
  echo "" 1>&2
  echo "flags:" 1>&2
  echo "  -p: project name in Miria archive" 1>&2
  echo "  -n: file pattern (use * as wildcard)" 1>&2
  echo "  -x: show raw XML answer" 1>&2
}

project=''
pattern=''
xml='false'
while getopts 'xp:n:' flag; do
  case "${flag}" in
    p) project="${OPTARG}" ;;
    n) pattern="${OPTARG}" ;;
    x) xml='true'          ;;
    *) print_usage
       exit 1 ;;
  esac
done
if [[ -z  "${project}" ]]; then
  miria_error "missing -p flag"
  print_usage
  exit 1
fi
if [[ -z  "${pattern}" ]]; then
  miria_error "missing -n flag"
  print_usage
  exit 1
fi
tmp_xml="$(mktemp)"
base="$(basename "${pattern}")"
dir="$(dirname "${pattern}")"
if [[ "${dir}" == "." ]]; then
  dir=''
fi
curl -s "${miria_url}/fileSearch?filename=${base}&path=${project}@/${dir}" > ${tmp_xml}
if [[ "${xml}" == "true" ]]; then
  cat ${tmp_xml}
else
  xmllint --xpath '//file/@name' ${tmp_xml} \
    | sed -E 's/ *name="(.+)"/\1/g'         \
    | sed -E "s/archive@${project}://g"     \
    | sed -E 's/\/\//\//g'
fi
rm -f ${tmp_xml}