name: Release

on:
  push:
    tags:
      - 'v*.*.*'

env:
  DOCKER_IMAGE: convertx/convertx-cn

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

      - name: Get tag name
        id: tag
        run: echo "version=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          tags: |
            ${{ env.DOCKER_IMAGE }}:${{ steps.tag.outputs.version }}
            ${{ env.DOCKER_IMAGE }}:latest
          platforms: linux/amd64,linux/arm64
          cache-from: type=gha
          cache-to: type=gha,mode=max

      - name: Summary
        run: |
          echo "## 🐳 Docker Image Published" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Tags:**" >> $GITHUB_STEP_SUMMARY
          echo "- \`${{ env.DOCKER_IMAGE }}:${{ steps.tag.outputs.version }}\`" >> $GITHUB_STEP_SUMMARY
          echo "- \`${{ env.DOCKER_IMAGE }}:latest\`" >> $GITHUB_STEP_SUMMARY

  create-release:
    runs-on: ubuntu-latest
    needs: build-and-push
    permissions:
      contents: write
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Get tag name
        id: tag
        run: echo "version=${GITHUB_REF#refs/tags/}" >> $GITHUB_OUTPUT

      - name: Generate changelog
        id: changelog
        run: |
          # Get previous tag
          PREVIOUS_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || echo "")
          
          if [ -z "$PREVIOUS_TAG" ]; then
            # No previous tag, get all commits
            CHANGELOG=$(git log --pretty=format:"- %s (%h)" HEAD)
          else
            # Get commits between previous tag and current
            CHANGELOG=$(git log --pretty=format:"- %s (%h)" ${PREVIOUS_TAG}..HEAD)
          fi
          
          # Write to file to preserve newlines
          echo "$CHANGELOG" > changelog.txt
          
      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          name: ${{ steps.tag.outputs.version }}
          tag_name: ${{ steps.tag.outputs.version }}
          body_path: changelog.txt
          generate_release_notes: true
          draft: false
          prerelease: false
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}