#!/bin/bash

. ./scripts/colors.sh
. ./scripts/funcs.sh
. ./scripts/config.sh
. ./scripts/busybox.sh
. ./scripts/uclibc.sh
. ./scripts/kernel.sh
. ./scripts/zlib.sh
. ./scripts/dropbear.sh
. ./scripts/sftp_server.sh
. ./scripts/curl.sh
. ./scripts/bash.sh
. ./scripts/git.sh
. ./scripts/gitea.sh
. ./scripts/libnl.sh
. ./scripts/iw.sh
. ./scripts/openssl.sh
. ./scripts/hostapd.sh
. ./scripts/dnsmasq.sh
. ./scripts/iptables.sh
. ./scripts/8821au_ko.sh
. ./scripts/finit_init.sh
. ./scripts/libsqlite3.sh
. ./scripts/lm_sensors.sh
. ./scripts/wpa_supplicant.sh
. ./scripts/lrzsz.sh
. ./scripts/tcc.sh
. ./scripts/cleanup_rootfs.sh

#----------- Building rootfs ----------------------
rootfs() {
    printf "$UGREEN** Building rootfs\n$RESET"
    # rm -rv $rootfspath # &>> $fulllogfile
    mkdir -pv $rootfspath # &>> $fulllogfile
    cd $rootfspath
    mkdir -pv $(cat $rootfsfile) # &>> $fulllogfile
    ln -sv usr/lib lib # &>> $fulllogfile
    [ "$ARCH" = "arm" ] && ln -sv usr/lib lib32 # &>> $fulllogfile
    [ "$ARCH" = "arm64" ] && ln -sv usr/lib lib64
    ln -sv usr/bin bin # &>> $fulllogfile
    ln -sv usr/bin sbin # &>> $fulllogfile
    ln -sv var/run run
    cd usr
    ln -sv bin sbin # &>> $fulllogfile
    [ "$ARCH" = "arm" ] && ln -sv lib lib32 # &>> $fulllogfile
    [ "$ARCH" = "arm64" ] && ln -sv lib lib64
    ln -sv bin libexec
    cd ..
    # tar -xvf $root/downloads/20250110-1.tar.gz
    # cp -rv initscripts/* .
    # rm -rv initscripts
    ln -sv /proc/mounts etc/mtab # &>> $fulllogfile

cat <<EOF > $rootfspath/etc/os-release
NAME="$distro_name"
PRETTY_NAME="$distro_pretty_name"
ID="$distro_id"
BUILD_ID="$distro_build_id"
EOF

    busybox_rootfs
    # cp -v $build/busybox/busybox-${BUSYBOX_VERSION}/busybox $rootfspath/usr/bin # &>> $fulllogfile
    # cd $rootfspath/usr/bin
    # for i in $(cat $BUSYBOX_LIST_FILE); do ln -sv busybox $i; done
    # cp -v $root/rootfs/init.in $rootfspath/init
    kernel_headers
    uclibc
    # kernel
    # kernel_modules
    if [ "$FINIT_INIT_ENABLE" = "y" ]; then
        finit_init
        # cp -rv $root/rootfs/overlay/* $rootfspath
        # rm $rootfspath/init
        ln -sv usr/bin/finit $rootfspath/init
    fi
    [ "$ZLIB_ENABLE" = "y" ] && zlib
    [ "$OPENSSL_ENABLE" = "y" ] && openssl
    [ "$DNSMASQ_ENABLE" = "y" ] && dnsmasq
    [ "$DROPBEAR_ENABLE" = "y" ] && dropbear
    [ "$SFTP_SERVER_ENABLE" = "y" ] && sftp_server
    [ "$CURL_ENABLE" = "y" ] && curl
    [ "$BASH_ENABLE" = "y" ] && bash
    [ "$GIT_ENABLE" = "y" ] && git_build
    [ "$GITEA_ENABLE" = "y" ] && gitea
    [ "$LIBNL_ENABLE" = "y" ] && libnl
    [ "$IW_ENABLE" = "y" ] && iw
    [ "$WPA_SUPPLICANT_ENABLE" = "y" ] && build_wpa_supplicant
    [ "$HOSTAPD_ENABLE" = "y" ] && hostapd
    [ "$IPTABLES_ENABLE" = "y" ] && iptables
    [ "$KO8821AU_ENABLE" = "y" ] && ko8821au
    [ "$LIBSQLITE3_ENABLE" = "y"] && libsqlite3
    [ "$LM_SENSORS_ENABLE" = "y" ] && lm_sensors
    [ "$LRZSZ_ENABLE" = "y" ] && lrzsz-build
    [ "$TCC_C_COMPILER_ENABLE" = "y" ] && tcc_build

    if [ ! -z "$DEFAULT_HOSTNAME" ]; then
        echo "$DEFAULT_HOSTNAME" > $rootfspath/etc/hostname
        cat << EOF > $rootfspath/etc/hosts
127.0.0.1 localhost
::1 localhost
127.0.1.1 $DEFAULT_HOSTNAME.localdomain $DEFAULT_HOSTNAME
EOF
cat << EOF > $rootfspath/etc/issue
$DEFAULT_HOSTNAME $KERNEL_VERSION (\l)
EOF
    fi

    [ ! -z "$ROOTFS_OVERLAY" ] && cp -rv $ROOTFS_OVERLAY/* $rootfspath

    chmod 640 $rootfspath/etc/shadow #$rootfspath/etc/inittab
    chmod 755 $rootfspath/usr/share/udhcpc/default.script
    chmod 644 $rootfspath/etc/{passwd,group,hostname,hosts,fstab,shells,issue} $rootfspath/etc/network/interfaces

    check $? "Build rootfs"
    cleanup_rootfs
    kernel
    kernel_modules
    if [ "${board}" = "orangepi_pc" ] && [ "${TCC_C_COMPILER_ENABLE}" = "y" ]
    then
        cd $rootfspath
        patch -p1 < $root/board/board/uclibc-1.0.56-byteswap-common.h.patch
        cd -
    fi
} # rootfs
#--------------------------------------------------