name: Release

on:
  push:
    branches:
      - main

env:
  IMAGE_NAME: jcreek23/open-network-diagram

concurrency:
  group: release-${{ github.ref }}
  cancel-in-progress: false

jobs:
  changed-files:
    runs-on: ubuntu-latest
    permissions:
      contents: read
    outputs:
      readme: ${{ steps.filter.outputs.readme }}

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Detect changed files
        id: filter
        uses: dorny/paths-filter@v3
        with:
          filters: |
            readme:
              - README.md

  release:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      issues: write
      pull-requests: write
    outputs:
      new_release_published: ${{ steps.semantic.outputs.new_release_published }}
      new_release_version: ${{ steps.semantic.outputs.new_release_version }}
      new_release_major_version: ${{ steps.semantic.outputs.new_release_major_version }}
      new_release_minor_version: ${{ steps.semantic.outputs.new_release_minor_version }}

    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20

      - name: Create Git tag + GitHub release
        id: semantic
        uses: cycjimmy/semantic-release-action@v5
        with:
          extra_plugins: |
            @semantic-release/commit-analyzer
            conventional-changelog-conventionalcommits
            @semantic-release/release-notes-generator
            @semantic-release/github
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

  docker:
    needs: release
    if: needs.release.outputs.new_release_published == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4

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

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

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: docker.io/${{ env.IMAGE_NAME }}
          tags: |
            type=raw,value=latest
            type=raw,value=${{ needs.release.outputs.new_release_version }}
            type=raw,value=${{ needs.release.outputs.new_release_major_version }}.${{ needs.release.outputs.new_release_minor_version }}
            type=sha,prefix=sha-

      - name: Build and push release image
        uses: docker/build-push-action@v6
        with:
          context: .
          file: Dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max

  dockerhub-overview:
    needs: changed-files
    if: needs.changed-files.outputs.readme == 'true'
    runs-on: ubuntu-latest
    permissions:
      contents: read

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Update Docker Hub repository overview
        uses: peter-evans/dockerhub-description@v4
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}
          repository: ${{ env.IMAGE_NAME }}
          readme-filepath: ./README.md
          enable-url-completion: true