name: Docker Compose PR Check and Deploy

on:
  pull_request:
    types: [synchronize, opened, reopened]
    branches:
      - main

jobs:
  setup-sonarqube:
    name: Setup SonarQube Project and Analyze
    runs-on: self-hosted
    steps:
      - name: Checkout Code
        uses: actions/checkout@v3

      - name: Create SonarQube Project (if not exists)
        env:
          SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}
          SONAR_URL: ${{ secrets.SONARQUBE_URL }}
        run: |
          curl -s -X POST -u "$SONAR_TOKEN:" \
            -H "Content-Type: application/json" \
            "$SONAR_URL/api/projects/create?project=${{ gitea.repository.name }}&name=${{ gitea.repository.name }}" || true

      - name: Run SonarQube Analysis
        env:
          SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}
          SONAR_URL: ${{ secrets.SONARQUBE_URL }}
        run: |
          sonar-scanner \
            -Dsonar.projectKey=${{ gitea.repository.name }} \
            -Dsonar.sources=. \
            -Dsonar.language=docker \
            -Dsonar.host.url=$SONAR_URL \
            -Dsonar.login=$SONAR_TOKEN

      - name: Comment on PR with SonarQube Status
        env:
          SONAR_TOKEN: ${{ secrets.SONARQUBE_TOKEN }}
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
          SONAR_URL: ${{ secrets.SONARQUBE_URL }}
          GITEA_SERVER: ${{ secrets.GITEA_SERVER }}
        run: |
          STATUS=$(curl -s -u "$SONAR_TOKEN:" "$SONAR_URL/api/qualitygates/project_status?projectKey=${{ gitea.repository.name }}" | jq -r '.projectStatus.status')
          COMMENT="SonarQube Analysis: $STATUS\n[View in SonarQube]($SONAR_URL/dashboard?id=${{ gitea.repository.name }})"
          curl -X POST -H "Authorization: token $GITEA_TOKEN" \
            -H "Content-Type: application/json" \
            -d "{\"body\": \"$COMMENT\"}" \
            "$GITEA_SERVER/api/v1/repos/${{ gitea.repository.owner.login }}/${{ gitea.repository.name }}/issues/${{ gitea.pull_request.id }}/comments"

  status-check:
    name: Validate SonarQube Bot Status
    needs: setup-sonarqube
    runs-on: self-hosted
    steps:
      - name: Fetch PR Status
        run: |
          curl -s \
            -H "Authorization: token $GITEA_TOKEN" \
            "$GITEA_SERVER/api/v1/repos/${{ gitea.repository.owner.login }}/${{ gitea.repository.name }}/pulls/${{ gitea.pull_request.id }}/status" \
            | jq -e '.statuses[] | select(.creator.login == "gitea-sonarqube-bot" and .status == "success")' || exit 1

  dry-run:
    name: Dry Run Docker Compose
    runs-on: self-hosted
    needs: status-check
    steps:
      - name: Checkout Code
        uses: actions/checkout@v3

      - name: Validate Docker Compose
        run: |
          docker compose config -f docker-compose.yml
        working-directory: ./

  manual-approval:
    name: Manual Approval
    runs-on: self-hosted
    needs: dry-run
    steps:
      - name: Approval Required
        run: |
          echo "Awaiting manual approval..."
          exit 1

  merge-and-deploy:
    name: Merge and Deploy
    runs-on: self-hosted
    needs: manual-approval
    steps:
      - name: Merge Pull Request
        env:
          GITEA_TOKEN: ${{ secrets.GITEA_TOKEN }}
        run: |
          curl -X POST \
            -H "Authorization: token $GITEA_TOKEN" \
            "$GITEA_SERVER/api/v1/repos/${{ gitea.repository.owner.login }}/${{ gitea.repository.name }}/pulls/${{ gitea.pull_request.id }}/merge"

      - name: Deploy Docker Compose Changes
        run: |
          ssh $DOCKER_USER@$DOCKER_HOST "
            cd /path/to/docker/compose/files &&
            docker compose pull &&
            docker compose up -d --remove-orphans
          "
        env:
          DOCKER_HOST: ${{ secrets.DOCKER_HOST }}
          DOCKER_USER: ${{ secrets.DOCKER_USER }}
          SSH_KEY: ${{ secrets.DOCKER_SSH_KEY }}