###########
# BUILDER #
###########

# pull official base image
FROM python:3.9.6-alpine as builder

# set work directory
WORKDIR /usr/src/gmba_django

# set environment variables
ENV PYTHONDONTWRITEBYTECODE 1
ENV PYTHONUNBUFFERED 1

# install psycopg2 dependencies
RUN apk update \
    && apk add postgresql-dev gcc python3-dev musl-dev

# lint
RUN pip install --upgrade pip
RUN pip install flake8==3.9.2
COPY . .
#RUN flake8 --ignore=E501,F401 .

# install dependencies
COPY ./requirements.txt .
RUN pip wheel --no-cache-dir --no-deps --wheel-dir /usr/src/gmba_django/wheels -r requirements.txt


#########
# FINAL #
#########

# pull official base image
FROM python:3.9.6-alpine

# create directory for the app user
RUN mkdir -p /home/app

# create the app user
RUN addgroup -S app && adduser -S app -G app

# create the appropriate directories
ENV HOME=/home/app
ENV APP_HOME=/home/app/gmba_django
RUN mkdir $APP_HOME
RUN mkdir $APP_HOME/static
RUN mkdir $APP_HOME/media

#ADD gmba_django /data/app

#WORKDIR /data/app/gmba_django 

# install dependencies
RUN apk update && apk add libpq
COPY --from=builder /usr/src/gmba_django/wheels /wheels
COPY --from=builder /usr/src/gmba_django/requirements.txt .
RUN pip install --no-cache /wheels/*

# copy entrypoint.prod.sh
COPY ./entrypoint.prod.sh /entrypoint.prod.sh
COPY ./init.sh /init.sh
RUN sed -i 's/\r$//g'  /entrypoint.prod.sh
RUN chmod +x  /entrypoint.prod.sh

# copy project
#COPY . $APP_HOME

ADD . /home/app/gmba_django
WORKDIR /home/app/gmba_django

# chown all the files to the app user
RUN chown -R app:app $APP_HOME

# change to the app user
USER app

#RUN python manage.py collectstatic --noinput

# run entrypoint.prod.sh
ENTRYPOINT ["/entrypoint.prod.sh"]

EXPOSE 8000

CMD ["gunicorn", "--bind", "[::]:8000", "--chdir", "/home/app/gmba_django", "--workers", "3", "gmba_django.wsgi:application"]