ci.yml

name: Twitch Bot CI/CD Pipeline

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
  workflow_dispatch:

jobs:
  build:
    runs-on: self-hosted

    steps:
      - name: Checkout Repository
        uses: actions/checkout@v3

      - name: Cache pip packages
        uses: actions/cache@v3
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      - name: Set up Python Virtual Environment and Install Dependencies
        run: |
          if [ ! -d "venv" ]; then
            python3.11 -m venv venv
          fi
          source venv/bin/activate
          if [ ! -f "venv/.requirements_installed" ] || ! cmp -s requirements.txt venv/.requirements_installed; then
            python -m pip install --upgrade pip
            pip install -r requirements.txt
            cp requirements.txt venv/.requirements_installed
          fi

  deploy:
    runs-on: self-hosted
    needs: build
    if: github.ref == 'refs/heads/main' && github.event_name == 'push'

    steps:
      - name: Check current user
        run: |
          echo "Current user: $(whoami)"
          echo "User ID: $(id -u)"
          echo "Groups: $(groups)"

      - name: Set up environment
        run: |
          echo "Setting up environment..."
          export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:$PATH"
          echo $PATH
          # Add any other necessary environment variables here

      - name: Debug output
        run: |
          echo "Debug: Checking sudo configuration"
          sudo -n -l
          echo "Debug: PM2 version"
          pm2 -v || echo "PM2 not found"
          echo "Debug: Node.js version"
          node -v || echo "Node.js not found"

      - name: Deploy to Raspberry Pi
        env:
          GOOGLE_CREDENTIALS_JSON: ${{ secrets.GOOGLE_CREDENTIALS_JSON }}
        run: |
          set -e
          echo "Current user: $(whoami)"
          echo "Home directory: $HOME"
          echo "Current directory: $(pwd)"
          
          REVUBOT_DIR=$HOME/revbot
          REPO_URL=https://github.com/Revulate/revbot.git
          BACKUP_DIR=$HOME/revbot_backup_$(date +%Y%m%d_%H%M%S)

          # Backup current version
          if [ -d "$REVUBOT_DIR" ]; then
            cp -r $REVUBOT_DIR $BACKUP_DIR
          fi

          mkdir -p $REVUBOT_DIR
          cd $REVUBOT_DIR

          if [ -d ".git" ]; then
            git fetch origin
            git checkout main
            git reset --hard origin/main
          else
            git clone --branch main $REPO_URL .
          fi

          if [ ! -d "venv" ]; then
            python3.11 -m venv venv
          fi
          source venv/bin/activate
          pip install -r requirements.txt

          # Ensure correct file permissions for credentials.json
          echo "$GOOGLE_CREDENTIALS_JSON" > credentials.json
          chmod 600 credentials.json

          # Install Node.js if not present (assuming it's already installed)
          node -v || echo "Node.js not found. Please install it manually."

          # Install PM2 locally if not present
          if ! command -v pm2 &> /dev/null; then
            npm install pm2
            export PATH="$PATH:$HOME/revbot/node_modules/.bin"
          fi

          # Create or update PM2 ecosystem config
          cat <<EOF > ecosystem.config.js
          module.exports = {
            apps: [{
              name: "twitch-bot",
              script: "bot.py",
              interpreter: "$(which python)",
              watch: true,
              ignore_watch: ["node_modules", "logs"],
              max_memory_restart: "1G",
              env: {
                NODE_ENV: "development",
                PYTHONUNBUFFERED: "1"
              },
              env_production: {
                NODE_ENV: "production",
                PYTHONUNBUFFERED: "1"
              }
            }]
          }
          EOF

          # Set up the database to ensure all tables exist
          python -c 'from utils import setup_database; setup_database()'

          # Run database migrations if any
          if [ -f "migrate.py" ]; then
            python migrate.py
          fi

          # Start or restart the bot using PM2
          pm2 start ecosystem.config.js --update-env || pm2 delete twitch-bot && pm2 start ecosystem.config.js --update-env
          pm2 save

          # Health check
          sleep 10
          if ! pm2 list | grep -q "online"; then
            echo "Error: twitch-bot is not running after restart"
            # Rollback
            echo "Rolling back to previous version..."
            rm -rf $REVUBOT_DIR
            mv $BACKUP_DIR $REVUBOT_DIR
            cd $REVUBOT_DIR
            pm2 start ecosystem.config.js --update-env
            exit 1
          fi

          echo "Deployment completed successfully"