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
          pip install --upgrade pip
          pip install -r requirements.txt

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

    steps:
      - name: Check current user and environment
        run: |
          echo "Current user: $(whoami)"
          echo "User ID: $(id -u)"
          echo "Groups: $(groups)"
          echo "Home directory: $HOME"
          echo "Current directory: $(pwd)"
          echo "PATH: $PATH"

      - name: Check system dependencies
        run: |
          python3.11 --version
          pip --version
          node --version
          npm --version
          pm2 --version || echo "PM2 not found"

      - name: Deploy to Raspberry Pi
        env:
          GOOGLE_CREDENTIALS_JSON: ${{ secrets.GOOGLE_CREDENTIALS_JSON }}
        run: |
          set -e
          echo "Starting deployment process..."
          
          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
            echo "Backing up current version..."
            cp -r $REVUBOT_DIR $BACKUP_DIR
          else
            echo "No existing directory to backup."
          fi

          echo "Creating/updating $REVUBOT_DIR..."
          mkdir -p $REVUBOT_DIR
          cd $REVUBOT_DIR

          if [ -d ".git" ]; then
            echo "Updating existing repository..."
            git fetch origin
            git checkout main
            git reset --hard origin/main
          else
            echo "Initializing repository..."
            git init
            git remote add origin $REPO_URL
            git fetch origin
            git checkout -b main origin/main
          fi

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

          echo "Setting up credentials..."
          echo "$GOOGLE_CREDENTIALS_JSON" > credentials.json
          chmod 600 credentials.json

          echo "Checking Node.js and PM2..."
          node -v || echo "Node.js not found. Please install it manually."
          npm install pm2
          export PATH="$PATH:$HOME/revbot/node_modules/.bin"

          echo "Creating 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

          echo "Setting up database..."
          python -c 'from utils import setup_database; setup_database()'

          if [ -f "migrate.py" ]; then
            echo "Running database migrations..."
            python migrate.py
          fi

          echo "Starting/restarting bot with PM2..."
          pm2 describe twitch-bot > /dev/null
          if [ $? -eq 0 ]; then
            pm2 restart twitch-bot
          else
            pm2 start ecosystem.config.js
          fi

          echo "Saving PM2 process list..."
          pm2 save

          echo "Performing health check..."
          sleep 10
          if ! pm2 list | grep -q "online"; then
            echo "Error: twitch-bot is not running after restart"
            echo "PM2 status:"
            pm2 list
            echo "PM2 logs:"
            pm2 logs --lines 50
            echo "Rolling back to previous version..."
            if [ -d "$BACKUP_DIR" ]; then
              rm -rf $REVUBOT_DIR
              mv $BACKUP_DIR $REVUBOT_DIR
              cd $REVUBOT_DIR
              pm2 start ecosystem.config.js
              echo "Rollback completed."
            else
              echo "No backup directory found. Cannot rollback."
            fi
            exit 1
          fi

          echo "Deployment completed successfully"