#!/bin/bash

TAR_PATH=`pwd`

TARBALL_URL=http://weike-iot.com:2211/imx6ull/bsp

GIT_URL_NXP="https://source.codeaurora.org/external/imx"
IMX_BRANCH="lf-5.10.52-2.1.0"

# rootfs should be buildroot or stretch/buster/bullseye for debian system
ROOTFS=buildroot

function do_fetch_git()
{
    SRC=$1

    if [ -s ${SRC}-${IMX_BRANCH}.tar.xz ] ; then
        echo " -- ${SRC} fetch alread, skip it  --"
        return;
    fi

    if [ ! -d $SRC ] ; then
        git clone --branch ${IMX_BRANCH} ${GIT_URL_NXP}/${SRC}.git
    fi

    echo " -- start git clone ${SRC} now  --"

    cd $SRC
    git config tar.tar.xz.command "xz -c"
    git archive --format=tar.xz --prefix=${SRC}/ ${IMX_BRANCH} > ${TAR_PATH}/${SRC}-${IMX_BRANCH}.tar.xz

    cd -
    rm -rf $SRC
}

function do_fetch_url()
{
    TARBALL=$1

    if [ -s ${TARBALL} ] ; then
        echo " -- ${TARBALL} fetch alread, skip it  --"
        return;
    fi

    echo " -- start wget fetch ${TARBALL} now  --"

    wget ${TARBALL_URL}/${TARBALL}
}


function do_fetch()
{
    if [ ! -z $TARBALL_URL ] ; then
        do_fetch_url uboot-imx-${IMX_BRANCH}.tar.xz
        do_fetch_url linux-imx-${IMX_BRANCH}.tar.xz
        do_fetch_url rootfs_${ROOTFS}.tar.bz2
    else
        do_fetch_git uboot-imx
        do_fetch_git linux-imx
    fi
}

do_fetch