#!/bin/bash
# Copyright (c) 2023 DoubleByte.
# This is licensed under Mulan PSL v2.
# You can use this software according to the terms and conditions of the Mulan PSL v2.
# You may obtain a copy of Mulan PSL v2 at:
#
#          http://license.coscl.org.cn/MulanPSL2
#
# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
# See the Mulan PSL v2 for more details.

source build/path.sh
source build/util.sh

readonly LLVM_MINGW_MAC_TAR="$LLVM_MINGW_MAC.tar"
readonly LLVM_MINGW_LINUX_TAR="$LLVM_MINGW_LINUX.tar"
readonly CHENGXUYA="https://chengxuya.top/share"

mac_download() {
    cd $BUILD_BIN_PATH
    if [ ! -f $LLVM_MINGW_MAC_TAR.xz ]; then
        wget -c $CHENGXUYA/$LLVM_MINGW_MAC_TAR.xz
    fi
    xz -d $LLVM_MINGW_MAC_TAR.xz
    tar -xvf $LLVM_MINGW_MAC_TAR
    rm $LLVM_MINGW_MAC_TAR
}

linux_download() {
    cd $BUILD_BIN_PATH
    if [ ! -f $LLVM_MINGW_LINUX_TAR.xz ]; then
        wget -c $CHENGXUYA/$LLVM_MINGW_LINUX_TAR.xz
    fi
    xz -d $LLVM_MINGW_LINUX_TAR.xz
    tar -xvf $LLVM_MINGW_LINUX_TAR
    rm $LLVM_MINGW_LINUX_TAR
}

platform
case $HOST_PLATFORM in
    "Linux")
        if [ -x $LLVM_MINGW_LINUX_BIN_PATH/clang-16 ]; then
            echo -e "\033[1;32mwidnows_toolchain_download is ok\033[0m"
            exit 0
        fi
        linux_download
    ;;
    "Darwin")
        if [ -x $LLVM_MINGW_MAC_BIN_PATH/clang-16 ]; then
            echo -e "\033[1;32mwidnows_toolchain_download is ok\033[0m"
            exit 0
        fi
        mac_download
    ;;
esac

echo -e "\033[1;32mwidnows_toolchain_download successful\033[0m"