# syntax=docker/dockerfile:1.6
#
# Kamado Pool StartOS package image.
#
# KamadoPool source is supplied via a named build context so the image
# is built from the local checkout (no GitHub, no pinned SHA). The
# Makefile passes `--build-context kamado=../KamadoPool` — adjust if
# your checkout lives elsewhere.
#
# After the source stage, the ckpool/ui/api build steps mirror the
# stages in KamadoPool's own ckpool/Dockerfile and api/Dockerfile.

ARG CKPOOL_REPO=https://bitbucket.org/ckolivas/ckpool.git
ARG CKPOOL_COMMIT=cfb0f83b70d7b382b85d2bd0710cf4cb2dda4007
ARG ARCH

# ---------- stage 1: materialize Kamado source ----------
# `kamado` is a named build context — the Makefile passes
# --build-context kamado=../KamadoPool so this COPY pulls directly
# from the local checkout.
FROM scratch AS source
COPY --from=kamado . /src/kamado/

# ---------- stage 2: build patched ckpool ----------
# Mirrors KamadoPool/ckpool/Dockerfile: clones upstream ckpool at the
# pinned commit, applies Kamado patches, builds with portable CFLAGS.
FROM debian:bookworm-slim AS ckpool-build
ARG CKPOOL_REPO
ARG CKPOOL_COMMIT
RUN apt-get update && apt-get install -y --no-install-recommends \
        build-essential autoconf automake libtool pkg-config \
        libzmq3-dev ca-certificates git \
    && rm -rf /var/lib/apt/lists/*
WORKDIR /build
RUN git clone "${CKPOOL_REPO}" ckpool \
    && cd ckpool && git checkout "${CKPOOL_COMMIT}"
COPY --from=source /src/kamado/ckpool/patches/ /tmp/kamado-patches/
RUN set -eux; cd /build/ckpool; \
    for p in /tmp/kamado-patches/*.patch; do \
        [ -f "$p" ] || continue; \
        echo "Applying $(basename "$p")"; \
        git apply --verbose "$p"; \
    done
RUN cd /build/ckpool \
    && ./autogen.sh \
    && CFLAGS="-O2 -Wall -pipe" ./configure --prefix=/usr/local \
    && make -j"$(nproc)"
RUN install -Dm755 /build/ckpool/src/ckpool /out/usr/local/bin/ckpool \
    && install -Dm755 /build/ckpool/src/ckpmsg /out/usr/local/bin/ckpmsg

# ---------- stage 3: build the Svelte UI ----------
FROM node:22-bookworm-slim AS ui-build
WORKDIR /ui
COPY --from=source /src/kamado/ui/package.json ./
RUN npm install --no-audit --no-fund
COPY --from=source /src/kamado/ui/ ./
RUN npm run build

# ---------- stage 4: build the Go api with embedded UI ----------
FROM golang:1.22-bookworm AS api-build
WORKDIR /src
COPY --from=source /src/kamado/api/go.mod ./
RUN go mod download 2>/dev/null || true
COPY --from=source /src/kamado/api/ ./
RUN rm -rf internal/webui/dist && mkdir -p internal/webui/dist
COPY --from=ui-build /ui/dist/ internal/webui/dist/
RUN CGO_ENABLED=0 GOOS=linux go build \
        -trimpath -ldflags="-s -w" \
        -o /out/kamado-api ./cmd/kamado-api

# ---------- stage 5: runtime ----------
FROM debian:bookworm-slim AS runtime
ARG ARCH
ARG YQ_VERSION=v4.44.3
RUN apt-get update && apt-get install -y --no-install-recommends \
        tini ca-certificates curl libzmq5 \
    && rm -rf /var/lib/apt/lists/*

# yq for reading StartOS config.yaml in the entrypoint
RUN set -eu; \
    case "${ARCH}" in \
      x86_64|amd64) YQ_ARCH=amd64 ;; \
      aarch64|arm64) YQ_ARCH=arm64 ;; \
      *) echo "unsupported arch: ${ARCH}" >&2; exit 1 ;; \
    esac; \
    curl -fsSL -o /usr/local/bin/yq \
        "https://github.com/mikefarah/yq/releases/download/${YQ_VERSION}/yq_linux_${YQ_ARCH}"; \
    chmod +x /usr/local/bin/yq

COPY --from=ckpool-build /out/usr/local/bin/ckpool /usr/local/bin/ckpool
COPY --from=ckpool-build /out/usr/local/bin/ckpmsg /usr/local/bin/ckpmsg
COPY --from=api-build /out/kamado-api /usr/local/bin/kamado-api
COPY --from=source /src/kamado/ckpool/config/ckpool.conf.template /etc/ckpool/ckpool.conf.template
COPY docker_entrypoint.sh /usr/local/bin/docker_entrypoint.sh
RUN chmod +x /usr/local/bin/docker_entrypoint.sh \
    && mkdir -p /run/ckpool /var/log/ckpool /var/lib/kamado

EXPOSE 3333 8080
WORKDIR /root
ENTRYPOINT ["/usr/bin/tini", "--", "/usr/local/bin/docker_entrypoint.sh"]
