FROM openfaas/classic-watchdog:0.3.1 as watchdog

FROM dart:3.6.0 AS build

# Allows you to add additional packages via build-arg
ARG ADDITIONAL_PACKAGE

RUN apt-get update -qy \
    && apt-get install -qy ca-certificates ${ADDITIONAL_PACKAGE} --no-install-recommends \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
RUN chmod +x /usr/bin/fwatchdog

# # Add non root user
# RUN addgroup --system app && adduser --system --group app
# RUN mkdir -p /home/app

# WORKDIR /home/app
# COPY bin /home/app/bin
# COPY pubspec.yaml   .
# RUN chown -R app /home/app

# COPY function function

# RUN pub get
# RUN pub get --offline

# WORKDIR /home/app/function/

# RUN pub get && pub get --offline

# RUN chown -R app /home/app

# USER app

# Resolve app dependencies.
WORKDIR /app
COPY pubspec.* ./
RUN dart pub get

# Copy app source code and AOT compile it.
COPY . .
# Ensure packages are still up-to-date if anything has changed
RUN dart pub get --offline
RUN dart pub run build_runner build --delete-conflicting-outputs
RUN dart compile exe bin/server.dart -o bin/server

# Build minimal serving image from AOT-compiled `/server` and required system
# libraries and configuration files stored in `/runtime/` from the build stage.
FROM scratch
COPY --from=build /runtime/ /
COPY --from=build /app/bin/server /app/bin/

ENV fprocess="/app/bin/server"
EXPOSE 8080

HEALTHCHECK --interval=3s CMD [ -e /tmp/.lock ] || exit 1

CMD ["fwatchdog"]