# Intermediate stage for running dos2unix
FROM alpine:3.14 AS dos2unix-converter

# Install dos2unix
RUN apk add --no-cache dos2unix

# Copy script files
COPY ./scripts/* /dos2unix-scripts/

# Convert line endings
RUN dos2unix /dos2unix-scripts/*



# Build stage
FROM alpine:3.14 AS downloader

# Install necessary utilities
RUN apk add --no-cache curl jq 

# Set work directory
WORKDIR /downloader

# Fetch the latest release jar from GitHub
RUN curl -s https://api.github.com/repos/Stirling-Tools/Stirling-PDF/releases/latest \
    | jq -r ".assets[] | select(.name == \"Stirling-PDF.jar\") | .browser_download_url" \
    | xargs curl -L -o Stirling-PDF.jar


# Main stage
FROM alpine:3.21.2@sha256:56fa17d2a7e7f168a043a2712e63aed1f8543aeafdcee47c58dcffe38ed51099

# Copy necessary files
COPY scripts /scripts
COPY pipeline /pipeline
COPY src/main/resources/static/fonts/*.ttf /usr/share/fonts/opentype/noto/

# Copy the application JAR file from the download stage
COPY --from=downloader /downloader/Stirling-PDF.jar /app.jar

ARG VERSION_TAG

# Set Environment Variables
ENV DOCKER_ENABLE_SECURITY=false \
    VERSION_TAG=$VERSION_TAG \
    JAVA_TOOL_OPTIONS="-XX:+UnlockExperimentalVMOptions \
    -XX:MaxRAMPercentage=75 \
    -XX:InitiatingHeapOccupancyPercent=20 \
    -XX:+G1PeriodicGCInvokesConcurrent \
    -XX:G1PeriodicGCInterval=10000 \
    -XX:+UseStringDeduplication \
    -XX:G1PeriodicGCSystemLoadThreshold=70" \
    HOME=/home/stirlingpdfuser \
    PUID=1000 \
    PGID=1000 \
    UMASK=022 \
    FAT_DOCKER=true \
    INSTALL_BOOK_AND_ADVANCED_HTML_OPS=false


# JDK for app
RUN echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/main" | tee -a /etc/apk/repositories && \
    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/community" | tee -a /etc/apk/repositories && \
    echo "@testing https://dl-cdn.alpinelinux.org/alpine/edge/testing" | tee -a /etc/apk/repositories && \
    apk upgrade --no-cache -a && \
    apk add --no-cache \
        ca-certificates \
        tzdata \
        tini \
        bash \
        curl \
        shadow \
        su-exec \
        openssl \
        openssl-dev \
        openjdk21-jre \
# Doc conversion
		gcompat \
    	libc6-compat \
        libreoffice \
# pdftohtml
        poppler-utils \
# OCR MY PDF (unpaper for descew and other advanced featues)
        qpdf \
        tesseract-ocr-data-eng \
        font-terminus font-dejavu font-noto font-noto-cjk font-awesome font-noto-extra \
# CV
# py3-opencv \
# python3/pip
        python3 \
    py3-pip && \
# uno unoconv and HTML
    pip install --break-system-packages --no-cache-dir --upgrade unoconv WeasyPrint pdf2image pillow && \
    mv /usr/share/tessdata /usr/share/tessdata-original && \
    mkdir -p $HOME /configs /logs /customFiles /pipeline/watchedFolders /pipeline/finishedFolders && \
    fc-cache -f -v && \
    chmod +x /scripts/* && \
    chmod +x /scripts/init.sh && \
# User permissions
    addgroup -S stirlingpdfgroup && adduser -S stirlingpdfuser -G stirlingpdfgroup && \
    chown -R stirlingpdfuser:stirlingpdfgroup $HOME /scripts /usr/share/fonts/opentype/noto /configs /customFiles /pipeline && \
    chown stirlingpdfuser:stirlingpdfgroup /app.jar

EXPOSE 8080/tcp

# Set user and run command
ENTRYPOINT ["tini", "--", "/scripts/init.sh"]
CMD ["java", "-Dfile.encoding=UTF-8", "-jar", "/app.jar"]