#!/bin/sh
# https://github.com/cloudfoundry-community/slack-notification-resource/blob/master/out
# https://github.com/caronc/apprise-api#persistent-storage-solution
set -e

cd "${1}"

timestamp="$(jq -n "{version:{timestamp:\"$(date +%s)\"}}")"

exec 3>&1
exec 1>&2

payload=$(mktemp /tmp/resource-in.XXXXXX)
cat > "${payload}" <&0

apprise_host="$(jq -r '.source.host' < "${payload}")"
apprise_key="$(jq -r '.source.key' < "${payload}")"

alert_body="$(jq -r '.params.body' < "${payload}")"
alert_title="$(jq -r '.params.title // null' < "${payload}")"
alert_type="$(jq -r '.params.type // null' < "${payload}")"
alert_tag="$(jq -r '.params.tag // null' < "${payload}")"
alert_format="$(jq -r '.params.format // null' < "${payload}")"

echo "${alert_body}"

alert_body="$(eval "printf \"${alert_body}\"" | jq -R -s .)"
[ "${alert_title}" != "null" ] && alert_title="$(eval "printf \"${alert_title}\"" | jq -R -s .)"
[ "${alert_type}" != "null" ] && alert_type="$(eval "printf \"${alert_type}\"" | jq -R -s .)"
[ "${alert_tag}" != "null" ] && alert_tag="$(eval "printf \"${alert_tag}\"" | jq -R -s .)"
[ "${alert_format}" != "null" ] && alert_format="$(eval "printf \"${alert_format}\"" | jq -R -s .)"

body="$(cat <<EOF
{
  "body": ${alert_body},
  "title": ${alert_title},
  "type": ${alert_type},
  "tag": ${alert_tag},
  "format": ${alert_format}
}
EOF
)"

compact_body="$(echo "${body}" | jq -c '.')"
echo "$compact_body" | jq 'del(..|nulls)' > /tmp/compact_body.json

curl -v -X POST -T /tmp/compact_body.json -H "Content-Type: application/json" "${apprise_host}/notify/${apprise_key}"

echo "${timestamp}" >&3