#!/bin/bash

# Assign arguments to variables
APP_FILE=$1
S3_BUCKET="https://dl.breadone.xyz/cask" # prod
# S3_BUCKET="https://dl.breadone.xyz/homebrew/casks" # staging

# get reported version of app, remove quotes, print just the version
version=$(mdls -name kMDItemVersion "$APP_FILE" | tr -d '"' | awk '{print $3}')

# just the app file name, eg Things3.app
FILENAME=$(basename "$APP_FILE")

# remove extension, eg Things3
APPNAME="${FILENAME%.app}"
APPNAME_TRIM=$(echo $APPNAME | sed 's/^[^=]*= //; s/"//g' | tr ' ' '-') # replace spaces with dashes

# interpolate to final zip name, eg Things3-3.12.5.zip
ZIP_PATH="$APPNAME_TRIM-$version.zip"

# Compress the file
ditto -c -k --sequesterRsrc --keepParent "$APP_FILE" $ZIP_PATH

# Get hash of file
hash=$(sha256 $ZIP_PATH | awk '{ print $4 }')

# Upload the .app file to the specified S3 bucket
curl -X PUT "$S3_BUCKET/$ZIP_PATH" \
     -H "Content-Type: application/octet-stream" \
     --data-binary "@$ZIP_PATH"

# output (mostly complete) cask file
echo 'cask "'$(echo "$APPNAME_TRIM" | tr '[:upper:]' '[:lower:]')'" do' # lowercase appname
echo '  version "'$version'"'
echo '  sha256 "'$hash'"'
echo ''
echo '  url "'$S3_BUCKET/$APPNAME_TRIM-#{version}.zip'"'
echo '  name "'$APPNAME'"'
echo '  desc "ENTER_DESCRIPTION"'
echo '  homepage "ENTER_HOMEPAGE"'
echo ''
echo '  app "'$FILENAME'"'
echo 'end'

rm $ZIP_PATH