run

#!/usr/bin/env bash

SCRIPT_PATH="$(dirname "$0")"
FILE_NAME="cuckoo_generator"
FILE_PATH="$SCRIPT_PATH/$FILE_NAME"
GREP_OPTIONS=""

function perform_curl {
  curl -Lo ${FILE_NAME} `curl "$1" | grep -oe '"browser_download_url":\s*"[^" ]*"' | grep -oe 'http[^" ]*' | grep ${FILE_NAME} | head -1`
}

function download_generator {
  MATCH=$(echo "$1" | grep -e "\d\d*\.\d\d*\.\d\d*")
  if [[ ! -z "$MATCH" ]]; then
    VERSION="$MATCH"
    DOWNLOAD_SPECIFIC_VER=1
  fi
  if [[ -z "$VERSION" ]]; then
    echo "Downloading latest version..."
    perform_curl "https://api.github.com/repos/Brightify/Cuckoo/releases/latest"
  else
    echo "Downloading version $VERSION..."
    perform_curl "https://api.github.com/repos/Brightify/Cuckoo/releases/tags/$VERSION"
  fi
  chmod +x ${FILE_NAME}
}

if [[ ! -e "$FILE_PATH" ]]; then
  pushd "$SCRIPT_PATH"
  echo "No Cuckoo Generator found."
  if [[ "$1" = "--download" ]]; then
    download_generator "$2"
  else
    if [[ -d "$SCRIPT_PATH/Generator" ]]; then
      echo "Building..."
      ./build_generator
      if [[ "$?" -ne 0 ]]; then
        echo "Build seems to have failed for some reason. Please file an issue on GitHub."
        exit 1
      fi
      mv "$SCRIPT_PATH/Generator/.build/release/$FILE_NAME" "$FILE_PATH"
    else
      echo "Couldn't build. Generator not found. (expected in the `Generator` directory)"
      download_generator "$2"
    fi
  fi
  popd
fi

if [[ "$1" = "--download" ]]; then
  if [[ ! -z "$DOWNLOAD_SPECIFIC_VER" ]]; then
    shift
  fi
	shift
fi

INPUT_FILES=""
if [[ "$#" > 0 ]]; then
	INPUT_FILES=$(printf '%q ' "$@")
fi

if [[ -z "$SCRIPT_INPUT_FILE_COUNT" ]]; then
  SCRIPT_INPUT_FILE_COUNT=0
fi

for (( i=0; i<"$SCRIPT_INPUT_FILE_COUNT"; i++ ))
do
	INPUT_FILE="SCRIPT_INPUT_FILE_$i"
	INPUT_FILES+=" $(printf '%q' "${!INPUT_FILE}")"
done

echo $INPUT_FILES | xargs "$FILE_PATH"