FROM alpine AS opencv-builder

ARG OPENCV_VERSION

RUN apk --no-cache add python make g++ cmake linux-headers

RUN mkdir opencv && \
    cd opencv && \
    wget https://github.com/Itseez/opencv/archive/${OPENCV_VERSION}.zip --no-check-certificate -O opencv-${OPENCV_VERSION}.zip && \
    unzip opencv-${OPENCV_VERSION}.zip && \
    mkdir opencv-${OPENCV_VERSION}/build && \
    cd opencv-${OPENCV_VERSION}/build && \
    cmake_flags="-D CMAKE_BUILD_TYPE=RELEASE \
    -D BUILD_EXAMPLES=OFF \
	-D BUILD_DOCS=OFF \
	-D BUILD_TESTS=OFF \
	-D BUILD_PERF_TESTS=OFF \
	-D BUILD_JAVA=OFF \
	-D BUILD_opencv_apps=OFF \
	-D BUILD_opencv_aruco=OFF \
	-D BUILD_opencv_bgsegm=OFF \
	-D BUILD_opencv_bioinspired=OFF \
	-D BUILD_opencv_ccalib=OFF \
	-D BUILD_opencv_datasets=OFF \
	-D BUILD_opencv_dnn_objdetect=OFF \
	-D BUILD_opencv_dpm=OFF \
	-D BUILD_opencv_fuzzy=OFF \
	-D BUILD_opencv_hfs=OFF \
	-D BUILD_opencv_java_bindings_generator=OFF \
	-D BUILD_opencv_js=OFF \
    -D BUILD_opencv_img_hash=OFF \
    -D BUILD_opencv_line_descriptor=OFF \
    -D BUILD_opencv_optflow=OFF \
    -D BUILD_opencv_phase_unwrapping=OFF \
	-D BUILD_opencv_python3=OFF \
	-D BUILD_opencv_python_bindings_generator=OFF \
	-D BUILD_opencv_reg=OFF \
	-D BUILD_opencv_rgbd=OFF \
	-D BUILD_opencv_saliency=OFF \
	-D BUILD_opencv_shape=OFF \
	-D BUILD_opencv_stereo=OFF \
	-D BUILD_opencv_stitching=OFF \
	-D BUILD_opencv_structured_light=OFF \
	-D BUILD_opencv_superres=OFF \
	-D BUILD_opencv_surface_matching=OFF \
	-D BUILD_opencv_ts=OFF \
	-D BUILD_opencv_xobjdetect=OFF \
	-D BUILD_opencv_xphoto=OFF" && \
    echo $cmake_flags && \
    cmake $cmake_flags .. && \
    make -j $(nproc) && \
    make install

FROM node:10-alpine AS builder

ARG OPENCV_VERSION
ENV OPENCV4NODEJS_DISABLE_AUTOBUILD=1

RUN apk --no-cache add python make g++

COPY --from=opencv-builder /opencv/opencv-${OPENCV_VERSION}/build/lib/libopencv* /usr/local/lib/
COPY --from=opencv-builder /usr/local/include/opencv2 /usr/local/include/opencv2
COPY --from=opencv-builder /usr/local/share/OpenCV /usr/local/share/OpenCV
COPY package.json ./
RUN npm install

FROM node:10-alpine

ARG OPENCV_VERSION
WORKDIR /app/noctbot

COPY --from=builder node_modules node_modules
COPY --from=opencv-builder /opencv/opencv-${OPENCV_VERSION}/build/lib/libopencv* /usr/local/lib/
COPY --from=opencv-builder /usr/local/include/opencv2 /usr/local/include/opencv2
COPY --from=opencv-builder /usr/local/share/OpenCV /usr/local/share/OpenCV
COPY . .

RUN npm run build

EXPOSE 3000
CMD npm run start