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 || echo "Node.js not found"
          npm --version || echo "npm not found"
          pm2 --version || echo "PM2 not found"

      - name: Deploy to Raspberry Pi
        env:
          GOOGLE_CREDENTIALS_JSON: ${{ secrets.GOOGLE_CREDENTIALS_JSON }}
          TWITCH_CLIENT_ID: ${{ secrets.TWITCH_CLIENT_ID }}
          TWITCH_CLIENT_SECRET: ${{ secrets.TWITCH_CLIENT_SECRET }}
          BOT_NICK: ${{ secrets.BOT_NICK }}
          ACCESS_TOKEN: ${{ secrets.ACCESS_TOKEN }}
          REFRESH_TOKEN: ${{ secrets.REFRESH_TOKEN }}
          TWITCH_CHANNELS: ${{ secrets.TWITCH_CHANNELS }}
          COMMAND_PREFIX: ${{ secrets.COMMAND_PREFIX }}
          ADMIN_USERS: ${{ secrets.ADMIN_USERS }}
          BOT_USER_ID: ${{ secrets.BOT_USER_ID }}
          BROADCASTER_USER_ID: ${{ secrets.BROADCASTER_USER_ID }}
        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)

          # Debug: Print environment variables (be careful not to expose sensitive information)
          echo "TWITCH_CLIENT_ID is set: $([[ -n $TWITCH_CLIENT_ID ]] && echo 'Yes' || echo 'No')"
          echo "TWITCH_CLIENT_SECRET is set: $([[ -n $TWITCH_CLIENT_SECRET ]] && echo 'Yes' || echo 'No')"
          echo "BOT_NICK is set: $([[ -n $BOT_NICK ]] && echo 'Yes' || echo 'No')"
          echo "ACCESS_TOKEN is set: $([[ -n $ACCESS_TOKEN ]] && echo 'Yes' || echo 'No')"
          echo "REFRESH_TOKEN is set: $([[ -n $REFRESH_TOKEN ]] && echo 'Yes' || echo 'No')"
          echo "TWITCH_CHANNELS is set: $([[ -n $TWITCH_CHANNELS ]] && echo 'Yes' || echo 'No')"
          echo "COMMAND_PREFIX is set: $([[ -n $COMMAND_PREFIX ]] && echo 'Yes' || echo 'No')"
          echo "ADMIN_USERS is set: $([[ -n $ADMIN_USERS ]] && echo 'Yes' || echo 'No')"
          echo "BOT_USER_ID is set: $([[ -n $BOT_USER_ID ]] && echo 'Yes' || echo 'No')"
          echo "BROADCASTER_USER_ID is set: $([[ -n $BROADCASTER_USER_ID ]] && echo 'Yes' || echo 'No')"

          # 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 "Creating .env file..."
          cat << EOF > .env
          TWITCH_CLIENT_ID=$TWITCH_CLIENT_ID
          TWITCH_CLIENT_SECRET=$TWITCH_CLIENT_SECRET
          BOT_NICK=$BOT_NICK
          ACCESS_TOKEN=$ACCESS_TOKEN
          REFRESH_TOKEN=$REFRESH_TOKEN
          TWITCH_CHANNELS=$TWITCH_CHANNELS
          COMMAND_PREFIX=$COMMAND_PREFIX
          ADMIN_USERS=$ADMIN_USERS
          BOT_USER_ID=$BOT_USER_ID
          BROADCASTER_USER_ID=$BROADCASTER_USER_ID
          EOF

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

          echo "Creating PM2 ecosystem config..."
          cat <<EOF > ecosystem.config.js
          module.exports = {
            apps: [{
              name: "twitch-bot",
              script: "bot.py",
              interpreter: process.platform === "win32" ? "python" : "/home/actionsrunner/revbot/venv/bin/python",
              interpreter_args: "-u",  // Use unbuffered mode
              watch: true,
              ignore_watch: [
                "node_modules",
                "logs",
                "*.log",
                "*.db",
                "*.db-journal",
                ".git"
              ],
              instances: 1,  // Ensure only one instance is started
              exec_mode: "fork",
              max_memory_restart: "1G",
              env: {
                NODE_ENV: "development",
                PYTHONUNBUFFERED: "1",
                PYTHONPATH: process.platform === "win32" ? "./env/Lib/site-packages" : "/home/actionsrunner/revbot/venv/lib/python3.11/site-packages"
              },
              env_production: {
                NODE_ENV: "production",
                PYTHONUNBUFFERED: "1",
                PYTHONPATH: process.platform === "win32" ? "./env/Lib/site-packages" : "/home/actionsrunner/revbot/venv/lib/python3.11/site-packages"
              },
              env_file: process.platform === "win32" ? ".env" : "/home/actionsrunner/revbot/.env",
              error_file: process.platform === "win32" ? "./logs/err.log" : "/home/actionsrunner/revbot/logs/err.log",
              out_file: process.platform === "win32" ? "./logs/out.log" : "/home/actionsrunner/revbot/logs/out.log",
              log_date_format: "YYYY-MM-DD HH:mm:ss Z",
              restart_delay: 5000,
              autorestart: true,
              instance_var: 'INSTANCE_ID',
              merge_logs: true,
              kill_timeout: 5000,
              shutdown_with_message: true,
              wait_ready: true,
              max_restarts: 10,
              min_uptime: "1m",
              listen_timeout: 8000,
            }]
          }
          EOF

          echo "Stopping any existing bot instances..."
          pm2 stop twitch-bot || true
          pm2 delete twitch-bot || true

          echo "Starting bot with PM2..."
          pm2 start ecosystem.config.js

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

          echo "Performing health check..."
          sleep 30
          INSTANCE_COUNT=$(pm2 list | grep -c "twitch-bot")
          if [ "$INSTANCE_COUNT" -ne 1 ]; then
            echo "Error: Unexpected number of twitch-bot instances running: $INSTANCE_COUNT"
            echo "PM2 status:"
            pm2 list
            echo "PM2 logs:"
            pm2 logs --lines 50
            echo "Rolling back to previous version..."
            if [ -d "$BACKUP_DIR" ]; then
              pm2 stop twitch-bot || true
              pm2 delete twitch-bot || true
              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"

      - name: Cleanup old backups
        run: |
          find $HOME/revbot_backup_* -maxdepth 0 -type d -mtime +7 -exec rm -rf {} +

      - name: Notify on success
        if: success()
        run: echo "Deployment successful"

      - name: Notify on failure
        if: failure()
        run: echo "Deployment failed"