########################################
# build webui                          #
########################################
FROM node:14 AS builder

# copy files
COPY models/        /pycs/models/
COPY labels/        /pycs/labels/
COPY pycs/          /pycs/pycs/
COPY webui/         /pycs/webui_dev/
COPY app.py         /pycs/
COPY settings.json  /pycs/

# install packages
RUN cd /pycs/webui_dev/  \
 && npm install

# build webui
RUN cd /pycs/webui_dev/  \
 && npm run build

# move dist folder to webui
RUN cd /pycs/                  \
 && mv webui_dev/dist/ webui/  \
 && rm -rf webui_dev/


########################################
# build pycs image                     #
########################################
FROM python:3.9

# copy from builder
COPY --from=builder /pycs/ /pycs/

# install required libraries for opencv
RUN apt-get update \
 && apt-get install -y libgl1-mesa-glx ffmpeg libsm6 libxext6

# create venv and install dependencies
RUN cd /pycs/                                                 \
  && python -m venv venv                                      \
  && ./venv/bin/pip install numpy opencv-python Pillow scipy  \
  && ./venv/bin/pip install eventlet flask python-socketio

# configure start
EXPOSE     5000
WORKDIR    /pycs/
ENTRYPOINT ["./venv/bin/python", "app.py"]