# Use an official Ubuntu as a parent image
FROM ubuntu:20.04

# Set environment variables to avoid interactive prompts during package installation
ENV DEBIAN_FRONTEND=noninteractive
ENV TZ=Etc/UTC

# Install required packages
RUN apt-get update && apt-get install -y \
    git \
    curl \
    tzdata \
    && rm -rf /var/lib/apt/lists/*

# Install Golang
RUN curl -LO https://golang.org/dl/go1.18.10.linux-amd64.tar.gz && \
    tar -C /usr/local -xzf go1.18.10.linux-amd64.tar.gz && \
    rm go1.18.10.linux-amd64.tar.gz

# Set up Go environment
ENV GOPATH=/go
ENV PATH=$PATH:/usr/local/go/bin:$GOPATH/bin

# Set the working directory inside the container
WORKDIR /app

# Clone the Transfer.sh repository
RUN git clone https://github.com/dutchcoders/transfer.sh.git .

# Move to the correct directory
WORKDIR /app

# Install any needed dependencies specified in the go.mod and go.sum files
RUN /usr/local/go/bin/go mod tidy

# Build the Go app for the correct architecture
RUN GOOS=linux GOARCH=amd64 /usr/local/go/bin/go build -o transfersh ./cmd

# Set executable permissions for the binary
RUN chmod +x transfersh

# Create a Downloads directory for storage
RUN mkdir -p /app/Downloads && chmod -R 777 /app/Downloads

# Create a temp directory
RUN mkdir -p /app/temp && chmod -R 777 /app/temp

# Expose the port the app runs on
EXPOSE 8080

# Environment variables to avoid common issues
ENV PYTHONUNBUFFERED=1 \
    GRADIO_ALLOW_FLAGGING=never \
    GRADIO_NUM_PORTS=1 \
    GRADIO_SERVER_NAME=0.0.0.0 \
    SYSTEM=spaces

# Run the app
CMD ["./transfersh", "--provider", "local", "--basedir", "/app/Downloads", "--temp-path", "/app/temp"]

# Health check to ensure the container is running correctly
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost:8080/ || exit 1