# Sử dụng Python 3.11 làm nền tảng
FROM python:3.11-slim

# Cài đặt các gói thư viện đồ hoạ và asound bắt buộc đối với JUCE / VST3 Linux (22_CLIENT_DESK.md)
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglx-mesa0 \
    libglu1-mesa \
    libasound2 \
    libjack-jackd2-0 \
    libfreetype6 \
    libfontconfig1 \
    libx11-6 \
    libxext6 \
    libxinerama1 \
    libxrandr2 \
    libxcursor1 \
    xvfb \
    ffmpeg \
    libsndfile1 \
    libfluidsynth3 \
    libcurl4 \
    build-essential \
    fluidsynth \
    vorbis-tools \
    && rm -rf /var/lib/apt/lists/*

# Thiết lập biến môi trường hiển thị cho X11 ảo
ENV DISPLAY=:99

# Create VST3 and sample directories
RUN mkdir -p /opt/daw_engine/vst3 /opt/daw_engine/soundfonts /opt/daw_engine/samples/pianobook

WORKDIR /app
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

COPY . .

# ── Build native_bridge (Linux) — thay pedalboard GPL-3.0 ──────────────────
# Xem PLAN_REPLACE_PEDALBOARD_NATIVE_BRIDGE.md §4. sfizz khong co trong apt
# Debian → build tu nguon vendored (native_bridge/sfizz-src, co trong build
# context) hoac git clone fallback khi thieu. Bridge chay --render duoi
# Xvfb :99 (DISPLAY da set o tren) — khong can GUI plugin editor.
RUN apt-get update && apt-get install -y --no-install-recommends \
        cmake pkg-config libfluidsynth-dev libfreetype-dev git \
    && rm -rf /var/lib/apt/lists/* \
    && if [ -d native_bridge/sfizz-src ]; then cp -r native_bridge/sfizz-src /tmp/sfizz; \
       else git clone --recursive --depth 1 https://github.com/sfztools/sfizz.git /tmp/sfizz; fi \
    && cmake -S /tmp/sfizz -B /tmp/sfizz/build -DCMAKE_BUILD_TYPE=Release \
           -DSFIZZ_SHARED=ON -DSFIZZ_JACK=OFF -DSFIZZ_RENDER=OFF -DSFIZZ_TESTS=OFF \
           -DSFIZZ_BENCHMARKS=OFF -DSFIZZ_DEMOS=OFF -DSFIZZ_DEVTOOLS=OFF \
           -DSFIZZ_GIT_SUBMODULE_CHECK=OFF -DBUILD_TESTING=OFF \
    && cmake --build /tmp/sfizz/build --target sfizz_shared -j"$(nproc)" \
    && cmake --install /tmp/sfizz/build \
    && sed -i 's/-llibsfizz/-lsfizz/' /usr/local/lib/pkgconfig/sfizz.pc \
    && cmake -S native_bridge -B /tmp/bridge-build -DCMAKE_BUILD_TYPE=Release \
           -DSMTG_ENABLE_VST3_PLUGIN_EXAMPLES=OFF \
           -DSMTG_ENABLE_VST3_HOSTING_EXAMPLES=OFF \
           -DSMTG_ENABLE_VSTGUI_SUPPORT=OFF \
    && cmake --build /tmp/bridge-build --target daw_vst_bridge -j"$(nproc)" \
    && mkdir -p /app/install \
    && cp /tmp/bridge-build/daw_vst_bridge /app/install/ \
    && rm -rf /tmp/sfizz /tmp/sfizz/build /tmp/bridge-build


# Copy VST3 plugins if present
COPY ./vst_plugins/ /opt/daw_engine/vst3/

# Tạo thư mục chứa file nhạc và cấp quyền ghi
RUN mkdir -p /app/app/storage/uploads /app/app/storage/processed && chmod -R 777 /app/app/storage

# Mặc định mở port 8000 cho FastAPI
EXPOSE 8000

# Khởi chạy Xvfb ảo ở cổng :99 trước khi kích hoạt FastAPI / Celery
CMD ["sh", "-c", "Xvfb :99 -screen 0 1024x768x16 & uvicorn app.main:app --host 0.0.0.0 --port 8000"]