FROM ubuntu:16.04

RUN apt-get -y update  \
  && apt-get -y install \
    bc \
    bison \
    build-essential \
    bzip2 \
    clang \
    cpio \
    curl \
    g++ \
    git \
    libboost-dev \
    libncurses5-dev \
    libz-dev \
    locales \
    libtool \
    make \
    patch \
    perl \
    python \
    unzip \
    rsync \
    wget \
    zip \
  && rm -rf /var/lib/apt/lists/*


RUN sed -i '/en_US.UTF-8/s/^# //g' /etc/locale.gen && \
    locale-gen
ENV LANG en_US.UTF-8
ENV LANGUAGE en_US:en
ENV LC_ALL en_US.UTF-8

ENV BUILDROOT_HOST_DIR /var/lib/trimui-toolchain
ENV BUILDROOT_SYSROOT ${BUILDROOT_HOST_DIR}/usr/arm-buildroot-linux-gnueabi/sysroot/

ENV BR_VER 2016.05
ENV BR_DIR buildroot-${BR_VER}
ENV BR_TAR ${BR_DIR}.tar.bz2
ENV BR_URL https://buildroot.org/downloads/${BR_TAR}


RUN useradd -d /home/trimui -m -s /bin/bash -U trimui
RUN mkdir -p ${BUILDROOT_HOST_DIR} && \
  chown -R trimui:trimui ${BUILDROOT_HOST_DIR} && \
  ln -s ${BUILDROOT_HOST_DIR}/usr /opt/trimui-toolchain


USER trimui
WORKDIR /home/trimui

COPY trimui_config trimui_config

RUN echo ${BR_DIR} && wget ${BR_URL} && ls -l && tar xf ${BR_TAR} && rm -f ${BR_TAR}
RUN ln -s ${BR_DIR} buildroot

WORKDIR /home/trimui/buildroot
RUN make trimui_defconfig BR2_EXTERNAL=../trimui_config && make toolchain

COPY *.patch .
RUN for patch in *.patch; do patch -p0 < $patch; done
RUN make

WORKDIR /home/trimui

COPY extract_rootfs.sh .
RUN ./extract_rootfs.sh
RUN mkdir -p $BUILDROOT_SYSROOT/usr && cp -R trimui_rootfs/usr/trimui $BUILDROOT_SYSROOT/usr/trimui

VOLUME /home/trimui/workspace
WORKDIR /home/trimui/workspace

CMD ["/bin/bash"]