# Builder Stage
FROM ghcr.io/astral-sh/uv:python3.13-bookworm-slim AS builder

ENV UV_COMPILE_BYTECODE=1 \
    UV_LINK_MODE=copy \
    UV_PYTHON_DOWNLOADS=0

WORKDIR /app

RUN --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --frozen --no-install-project --no-dev


# Python Base Stage
FROM python:3.13-slim-bookworm AS python-base


# Python Development Stage
FROM python-base AS python-dev

# Copy the application from the builder
COPY --from=builder /usr/local/bin/uv /usr/local/bin/uv
COPY --from=builder --chown=app:app /app /app

ENV UV_LINK_MODE=copy

RUN --mount=type=cache,target=/root/.cache/uv \
    --mount=type=bind,source=uv.lock,target=uv.lock \
    --mount=type=bind,source=pyproject.toml,target=pyproject.toml \
    uv sync --frozen

COPY . /app
WORKDIR /app


# Lint and Test Stage
FROM python-dev AS lint-and-test

COPY scripts/lint-and-test.sh /lint-and-test.sh
RUN chmod +x /lint-and-test.sh

ENTRYPOINT  ["/lint-and-test.sh"]


# Development Stage
FROM python-dev AS dev

ENV PATH="/app/.venv/bin:$PATH"

EXPOSE 8080

CMD ["uvicorn", "url_shortener.api.asgi:app", "--reload", "--host=0.0.0.0", "--port=8080"]


# Deployment Stage
FROM python-base AS deploy

COPY --from=builder --chown=app:app /app /app

# Install necessary dependencies for ECS health checks
RUN apt-get update \
    && apt-get install -y --no-install-recommends curl \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

ADD scripts/uvicorn-start.sh /
RUN chmod +x /uvicorn-start.sh

COPY url_shortener /app/url_shortener
COPY spec /app/spec
COPY manage.py /app

WORKDIR /app

ENV PATH="/app/.venv/bin:$PATH"

EXPOSE 8080

ENTRYPOINT  ["/uvicorn-start.sh"]