#!/bin/bash

set -e
pushd $(cd $(dirname ${0})/..; pwd) > /dev/null

clean() {
    echo "cntk clean"
    rm -rf "./third_party/source/cntk"
}

sync() {
    echo "cntk sync"
    mkdir -p "./third_party/source/cntk/Source/CNTKv2LibraryDll/proto"
    curl --silent --show-error --location --output "./third_party/source/cntk/Source/CNTKv2LibraryDll/proto/CNTK.proto" "https://github.com/microsoft/CNTK/raw/master/Source/CNTKv2LibraryDll/proto/CNTK.proto"
}

schema() {
    echo "cntk schema"
    [[ $(grep -U $'\x0D' ./source/cntk-proto.js) ]] && crlf=1
    node ./tools/protoc.js --binary --root cntk --out ./source/cntk-proto.js ./third_party/source/cntk/Source/CNTKv2LibraryDll/proto/CNTK.proto
    if [[ -n ${crlf} ]]; then
        unix2dos --quiet --newfile ./source/cntk-proto.js ./source/cntk-proto.js
    fi
}

while [ "$#" != 0 ]; do
    command="$1" && shift
    case "${command}" in
        "clean") clean;;
        "sync") sync;;
        "schema") schema;;
    esac
done