# ==================== 构建阶段 ====================
FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
WORKDIR /

# 复制项目文件并还原依赖
COPY ["HtmlToPdfService.Api/HtmlToPdfService.Api.csproj", "HtmlToPdfService.Api/"]
COPY ["HtmlToPdfService.Core/HtmlToPdfService.Core.csproj", "HtmlToPdfService.Core/"]
RUN dotnet restore "HtmlToPdfService.Api/HtmlToPdfService.Api.csproj"

# 复制所有源代码
COPY . .

# 构建和发布应用
WORKDIR "/HtmlToPdfService.Api"
RUN dotnet build -c Release -o /app/build
RUN dotnet publish -c Release -o /app/publish /p:UseAppHost=false

# 下载 Chromium
WORKDIR /chromium
RUN dotnet tool install --global PuppeteerSharp.Downloader || true
ENV PATH="$PATH:/root/.dotnet/tools"
RUN puppeteer-sharp-downloader || true

# ==================== 运行阶段 ====================
FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS final

# 安装 Chromium 运行依赖
RUN apt-get update && apt-get install -y \
    wget \
    gnupg \
    ca-certificates \
    libnss3 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libcups2 \
    libdrm2 \
    libxkbcommon0 \
    libxcomposite1 \
    libxdamage1 \
    libxfixes3 \
    libxrandr2 \
    libgbm1 \
    libasound2 \
    libpangocairo-1.0-0 \
    libgtk-3-0 \
    libxshmfence1 \
    fonts-liberation \
    fonts-noto-color-emoji \
    fonts-wqy-zenhei \
    fonts-wqy-microhei \
    && rm -rf /var/lib/apt/lists/*

WORKDIR /app

# 复制应用程序
COPY --from=build /app/publish .

# 复制 Chromium（如果成功下载）
COPY --from=build /root/.local-chromium /root/.local-chromium

# 创建 PDF 存储目录
RUN mkdir -p /app/pdfs && chmod 777 /app/pdfs

# 设置环境变量
ENV ASPNETCORE_URLS=http://+:5000
ENV ASPNETCORE_ENVIRONMENT=Production
ENV DOTNET_SYSTEM_GLOBALIZATION_INVARIANT=false

EXPOSE 5000

ENTRYPOINT ["dotnet", "HtmlToPdfService.Api.dll"]