name: Release
on:
  schedule:
    - cron: "0 9 * * 0"
    - cron: "0 0 * * *"  # Testing

jobs:
  test:
    uses: https://git.tainton.uk/public/webexmemebot/src/branch/main/.gitea/workflows/ci.yml

  create_release:
    runs-on: ubuntu-latest
    outputs:
      release_name: ${{ steps.tag_version.outputs.new_tag }}
      success: ${{ steps.set_flag.outputs.success }}
    steps:
      - uses: actions/checkout@v4.1.7
        with:
          fetch-depth: 0

      - name: Changes since last tag
        id: changes
        run: |
          CHANGES=$(git log $(git describe --tags --abbrev=0)..HEAD --no-merges --oneline)
          echo "$CHANGES"
          if [ -z "$CHANGES" ]; then echo "changes=false" >> "$GITEA_OUTPUT"; else echo "changes=true" >> "$GITEA_OUTPUT"; fi

      - name: Bump version and push tag
        id: tag_version
        if: steps.changes.outputs.changes == 'true'
        uses: mathieudutour/github-tag-action@v6.2
        with:
          github_token: ${{ gitea.token }}
          default_bump: minor
          # default_bump: false

      - name: Build Changelog
        uses: mikepenz/release-changelog-builder-action@v4
        id: build_changelog
        env:
          GITHUB_TOKEN: ${{ gitea.token }}
        with:
          configurationJson: |
            {
              "pr_template": "- #{{TITLE}} ([##{{NUMBER}}](#{{URL}}))",
              "empty_template": "- no changes",
              "categories": [
                {
                    "title": "## 💬 Other",
                    "labels": ["type/other"]
                },
                {
                    "title": "## 📦 Dependencies",
                    "labels": ["type/dependencies"]
                },
                {
                  "title": "## 🚀 Features",
                  "labels": ["type/feature"]
                },
                {
                  "title": "## 🐛 Bug Fixes",
                  "labels": ["type/bugfix"]
                },
              ]
            }

      - name: Create release
        id: create_release
        uses: akkuman/gitea-release-action@v1
        env:
          NODE_OPTIONS: '--experimental-fetch' # if nodejs < 18
        with:
          tag: ${{ steps.tag_version.outputs.new_tag }}
          name: ${{ steps.tag_version.outputs.new_tag }}
          body: ${{ steps.build_changelog.outputs.changelog }}

      - name: Set success/fail flag
        id: set_flag
        if: steps.changes.outputs.changes == 'true'
        run: if test "${{ steps.changes.outputs.changes }}" = "true"; then echo "success=true" >> "$GITHUB_OUTPUT"; else echo "success=false" >> "$GITHUB_OUTPUT"; fi

  create_docker:
    name: Create Docker Image
    needs: create_release
    if: ${{ needs.create_release.outputs.success == 'true' }}
    outputs:
      success: ${{ steps.set_flag.outputs.success }}
    with:
        release: ${{ needs.create_release.outputs.release_name }}
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ inputs.release }}

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

      - name: Log in to Gitea Container Registry
        uses: docker/login-action@v3
        with:
          registry: git.tainton.uk
          username: ${{ gitea.actor }}
          password: ${{ gitea.token }}

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: luketainton
          password: ${{ secrets.GHCR_TOKEN }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: |
            git.tainton.uk/${{ gitea.repository }}
            ghcr.io/luketainton/webexmemebot
          tags: |
            type=semver,pattern=v{{version}},value=${{ inputs.release }}

      - name: Build and push Docker image
        id: push
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          labels: ${{ steps.meta.outputs.labels }}
          tags: |
            git.tainton.uk/${{ gitea.repository }}:latest
            git.tainton.uk/${{ gitea.repository }}:${{ inputs.release }}
            ghcr.io/luketainton/webexmemebot:latest
            ghcr.io/luketainton/webexmemebot:${{ inputs.release }}

      - name: Generate artifact attestation
        uses: actions/attest-build-provenance@v2
        with:
          subject-name: ghcr.io/luketainton/webexmemebot
          subject-digest: ${{ steps.push.outputs.digest }}
          push-to-registry: true

      - name: Set success flag
        id: set_flag
        run: echo "success=true" >> "$GITHUB_OUTPUT"