#!/bin/bash

set -eu

RELEASES="$(curl -s https://api.github.com/repos/M66B/FairEmail/releases)"

# FIXME Test whether asset name matches "full-github"
LATEST_GITHUB_RELEASE=$(echo $RELEASES | jq '[.[] | select(.assets | length > 0)] | first')
if [ "$LATEST_GITHUB_RELEASE" == null ]; then
    echo "No github release available"
    exit 1
fi

VERSION=$(echo $LATEST_GITHUB_RELEASE | jq -r '.tag_name')
APK_FILENAME=$(echo $LATEST_GITHUB_RELEASE | jq -r '.assets[0].name')

if rsync sillywalk.de:/srv/www/sillywalk.de/root/releases/$APK_FILENAME; then
    echo "$APK_FILENAME already released. Aborting."
    exit 1
fi

KEYSTORE_FILE=$(cat $ANDROID_KEYSTORE_FILE | base64 -w0)
KEYSTORE_PROPERTIES=$(envsubst < templates/keystore.properties | base64 -w0)

mkdir -p apk
trap "{
    rm -rf apk;
}" EXIT

docker build -t fairemail-apk-builder .
docker run --rm \
    -v $(pwd)/patches:/patches:ro \
    -v $(pwd)/apk:/apk:rw \
    fairemail-apk-builder $VERSION $KEYSTORE_FILE $KEYSTORE_PROPERTIES

UPLOADED=$(rsync -i --ignore-existing apk/$APK_FILENAME sillywalk.de:/srv/www/sillywalk.de/root/releases)

if [ -z "$UPLOADED" ]; then
    echo "$VERSION already uploaded. Aborting."
    exit 1
fi

export VERSION
export DATE="$(date +'%a, %-d %b %Y %H:%M:%S %z')"
export HOSTNAME="$(hostname).local" \
export RELEASE_URL="https://sillywalk.de/releases/$APK_FILENAME"

envsubst < templates/notification.email | curl \
    --mail-from android-labs@envy.local \
    --mail-rcpt fairemail-release@sillywalk.de \
    --upload-file - \
    smtp://mail.uberc.at