# Use the official Python image based on Windows Server Core
FROM python:3.10-windowsservercore-1809

# Set the shell to PowerShell
SHELL ["powershell", "-Command", "$ErrorActionPreference = 'Stop'; $ProgressPreference = 'SilentlyContinue';"]

# Set the working directory
WORKDIR /app

# Copy the requirements file
COPY requirements.txt .

# TA-Lib is notoriously difficult to compile from source on Windows because it requires Visual Studio Build Tools.
# To bypass downloading GBs of build tools, we download a pre-compiled Windows wheel for Python 3.10 64-bit.
RUN Invoke-WebRequest -Uri "https://github.com/cgohlke/talib-build/releases/download/v0.4.24/TA_Lib-0.4.24-cp310-cp310-win_amd64.whl" -OutFile "TA_Lib.whl" ; \
    pip install TA_Lib.whl ; \
    Remove-Item TA_Lib.whl

# Remove TA-Lib from requirements.txt since we just installed it manually
RUN (Get-Content requirements.txt) -match '^(?!TA-Lib).*$' | Set-Content requirements.txt

# Install the rest of the Python dependencies (MetaTrader5 will install successfully on Windows)
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application code
COPY . .

# Set environment variables for Python
ENV PYTHONPATH=/app
ENV PYTHONUNBUFFERED=1

# Define the default command
CMD ["python", "scripts/run_dual_model_production.py", "--symbols", "BTCUSD", "XAUUSD", "--timeframe", "M15", "--days", "90"]