name: Continuous Deployment

on:
  push:
    branches:
      - main

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up SSH agent
        uses: webfactory/ssh-agent@v0.5.3
        with:
          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}

      - name: Detect modified folders
        id: detect-changes
        run: |
          # List all modified files and filter unique folder names
          folders=$(git diff-tree --no-commit-id --name-only -r ${{ github.sha }} | cut -d/ -f1 | sort | uniq)
          echo "Modified folders: $folders"
          echo "::set-output name=folders::$folders"          

      - name: Deploy to Hosts
        if: steps.detect-changes.outputs.folders != ''
        run: |
          for folder in ${{ steps.detect-changes.outputs.folders }}
          do
            case $folder in
              arrs)
                host="${{ secrets.ARRS_IP }}"
                ;;
              ag_main)
                host="${{ secrets.AGMAIN_IP }}"
                ;;
              downloaders)
                host="${{ secrets.DOWNLOADERS_IP }}"
                ;;
              # Add cases for other folders/hosts
              *)
                echo "Unknown folder: $folder"
                continue
                ;;
            esac

            echo "Deploying to $host for folder $folder"
            ssh -o StrictHostKeyChecking=no mafyuh@$host "cd /Auto-Homelab/$folder && git pull && docker-compose up -d"
          done