FROM erlang:29.0-alpine

ARG TARGETARCH

RUN apk add --no-cache \
    bash \
    build-base \
    ca-certificates \
    curl \
    git \
    nodejs \
    npm \
    openssl-dev \
    pkgconf \
    tar \
    xz

# Install the Gleam compiler matching the architecture of this image.
RUN set -eux; \
    case "$TARGETARCH" in \
      amd64) GLEAM_ARCH="x86_64-unknown-linux-musl" ;; \
      arm64) GLEAM_ARCH="aarch64-unknown-linux-musl" ;; \
      *) echo "Unsupported architecture: $TARGETARCH" >&2; exit 1 ;; \
    esac; \
    curl --fail --silent --show-error --location \
      "https://github.com/gleam-lang/gleam/releases/download/v1.18.1/gleam-v1.18.1-${GLEAM_ARCH}.tar.gz" \
      --output /tmp/gleam.tar.gz; \
    tar -xzf /tmp/gleam.tar.gz -C /tmp; \
    install -m 0755 /tmp/gleam /usr/local/bin/gleam; \
    rm -rf /tmp/gleam /tmp/gleam.tar.gz

ENV PATH="/root/.cargo/bin:/usr/local/bin:${PATH}"

# Rust is used by Queso to compile its self-contained launcher.
RUN curl --fail --silent --show-error https://sh.rustup.rs \
      | sh -s -- -y --profile minimal \
    && rustup default stable \
    && rustup target add \
      x86_64-unknown-linux-musl \
      aarch64-unknown-linux-musl

# Zig is used for the native cross-compilation and is installed for the
# architecture running the builder.
RUN set -eux; \
    case "$TARGETARCH" in \
      amd64) ZIG_ARCH="x86_64" ;; \
      arm64) ZIG_ARCH="aarch64" ;; \
      *) echo "Unsupported architecture: $TARGETARCH" >&2; exit 1 ;; \
    esac; \
    curl --fail --silent --show-error --location \
      "https://ziglang.org/download/0.16.0/zig-${ZIG_ARCH}-linux-0.16.0.tar.xz" \
      --output /tmp/zig.tar.xz; \
    mkdir -p /opt/zig; \
    tar -xJf /tmp/zig.tar.xz --strip-components=1 -C /opt/zig; \
    ln -s /opt/zig/zig /usr/local/bin/zig; \
    rm -f /tmp/zig.tar.xz

RUN cargo install --locked queso \
    && cargo install cargo-zigbuild

RUN gleam --version \
    && command -v escript \
    && rustup --version \
    && zig version \
    && queso --version \
    && cargo-zigbuild --version

WORKDIR /build

CMD ["gleam", "build"]