#!/bin/bash

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

src_dir=./third_party/source/catboost

clean() {
    echo "catboost clean"
    rm -rf "${src_dir}"
}

sync() {
    echo "catboost sync"
    mkdir -p "${src_dir}/catboost/libs/model/flatbuffers"
    mkdir -p "${src_dir}/catboost/libs/helpers/flatbuffers"
    curl --silent --show-error --location --output "${src_dir}/catboost/libs/helpers/flatbuffers/guid.fbs" "https://github.com/catboost/catboost/raw/master/catboost/libs/helpers/flatbuffers/guid.fbs"
    curl --silent --show-error --location --output "${src_dir}/catboost/libs/model/flatbuffers/features.fbs" "https://github.com/catboost/catboost/raw/master/catboost/libs/model/flatbuffers/features.fbs"
    curl --silent --show-error --location --output "${src_dir}/catboost/libs/model/flatbuffers/ctr_data.fbs" "https://github.com/catboost/catboost/raw/master/catboost/libs/model/flatbuffers/ctr_data.fbs"
    curl --silent --show-error --location --output "${src_dir}/catboost/libs/model/flatbuffers/model.fbs" "https://github.com/catboost/catboost/raw/master/catboost/libs/model/flatbuffers/model.fbs"
}

schema() {
    echo "catboost schema"
    [[ $(grep -U $'\x0D' ./source/catboost-schema.js) ]] && crlf=1
    node ./tools/flatc.js --root catboost --out ./source/catboost-schema.js --path "${src_dir}" ${src_dir}/catboost/libs/model/flatbuffers/model.fbs
    if [[ -n ${crlf} ]]; then
        unix2dos --quiet --newfile ./source/catboost-schema.js ./source/catboost-schema.js
    fi
}

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