#!/bin/sh
################################################################
# This script just take a built APK and move it to a directory #
################################################################
#
# Currently in use here:
# https://gitpull.it/harbormaster/step/view/6/
#
# Source code:
# https://gitpull.it/P23
#
# -- Valerio B., Wed 26 Feb 2020 11:54:30 PM CET
#
################################################################

#
# Usage: the first argument is the Differential ID number
#        or empty if working on master.
#

# die on errors
set -e

# expected base URL
EXPECTED_DEPLOY_URL=https://lab.reyboz.it/builds/libre-busto/

# pathname to the repository built apk file
#APK_PATH=./build/outputs/apk/release/libre-busto-release-unsigned.apk
#APK_PATH=./app/build/outputs/apk/debug/libre-busto-debug.apk
#APK_PATH=./app/build/outputs/apk/debug/app-debug.apk
APK_PATH=./app/build/outputs/apk/gitpull/app-gitpull-signed.apk

# repository build pathname
BUILD_DIR=/home/www-data/reyboz.it/lab/builds/libre-busto

# current directory
CURRENT_DIR=$(pwd)

# document id of the page to be commented
document_id=

# get the branch name
branch_name=asd
if [ -n "$1" ]; then
        # it's a Differential revision
        branch_name=D"$1"

        document_id="$branch_name"
else
        # get a ref name (probably "HEAD")

        # remotes/origin/bigupdate
        remote_shit=$(git name-rev --name-only HEAD)

        # bigupdate
        branch_name=$(basename "$remote_shit")
fi

# give a name of this built apk
#APK_NAME="$branch_name"-libre-busto-unsigned.apk
APK_NAME="$branch_name"-libre-busto.apk

# complete build URL
BUILD_URL="$EXPECTED_DEPLOY_URL""$APK_NAME"

# pathname to the APK file in the HTTP build directory
BUILD_APK_FILE="$BUILD_DIR"/"$APK_NAME"

# pathname to the git show file in the HTTP build directory
BUILD_GIT_SHOW_FILE="$BUILD_DIR"/"$branch_name"-git-show.txt

echo "Current directory:"
echo "  $(pwd)"

echo "Calculating sha256sum of:"
echo "  $APK_PATH"

# get the digital signature of the last version
APK_SHA256=$(sha256sum "$APK_PATH" | head -c 64)

# overwrite the latest built APK for this branch name (force date update)
echo "Cleaning old builds"
rm --force             "$BUILD_APK_FILE"
cp         "$APK_PATH" "$BUILD_APK_FILE"

# overwrite the latest git show for this branch name (force date update)
rm --force "$BUILD_GIT_SHOW_FILE"
git show > "$BUILD_GIT_SHOW_FILE"

echo "Update checksums"
cd "$BUILD_DIR"
rm -f       sha1sum.txt
sha1sum * > sha1sum.txt
cd -      > /dev/null

# show the build URL in the log
echo "Published here:"
echo "$BUILD_URL"

# add a comment to the build URL
if [ -n "$document_id" ] && [ -z "$NO_COMMENT" ]; then
        echo "Adding bipbop Comment to $document_id"
        phab-comment.php "$document_id" "$BUILD_URL" "$APK_SHA256"
fi

# delete very old files
echo "Cleaning"
find "$BUILD_DIR" -type f -mtime +120 -delete

# clean old APK in the repository to never re-use it by mistake
# as it happened when we moved everything to the /app directory
rm "$APK_PATH"

echo "Done"