name: CI

on:
  push:
    paths-ignore:
      - 'docs/**'
      # - '.github/**'
      - '.gitignore'
    branches:
      - main
    tags:
      - 'v*.*.*'
  pull_request:
    branches:
      - main

env:
  # Use docker.io for Docker Hub if empty
  REGISTRY: git.mss-boot-io.top
  # github.repository as <account>/<repo>
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/setup-node@v6
        with:
          node-version: 24
      - name: Checkout
        uses: actions/checkout@v4
      - name: Setup golang
        uses: actions/setup-go@v5
        with:
          go-version: 1.25

      - name: Install dependencies
        run: make deps
      # - name: Unit Test
      #   run: make test

      # - name: Convert coverage report to table
      #   run: go tool cover -func=coverage.out | tail -n +2 | awk '{print "|",$1,"|",$3,"|"}' > coverage_table.md

      # - name: Comment on PR with coverage table
      #   if: github.event_name == 'pull_request'
      #   working-directory: cmd/tools/pr
      #   run: go mod tidy && go run main.go
      #   continue-on-error: true
      #   env:
      #     GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      #     REPO_NAME: ${{ github.repository }}
      #     PR_NUMBER: ${{ github.event.number }}
      #     COVERAGE_FILE: ../../../coverage_table.md
      - name: Build
        run: make build
      - name: Vendor
        run: go mod vendor

      # Login against a Docker registry except on PR
      # https://github.com/docker/login-action
      - name: Prepare registry credentials
        if: github.event_name != 'pull_request'
        # Prepare environment variables for the login step. This avoids complex
        # expressions inside the action input and makes the intent explicit.
        run: |
          echo "REGISTRY_USER=${{ secrets.DOCKER_USERNAME || github.actor }}" >> $GITHUB_ENV
          echo "REGISTRY_PASS=${{ secrets.DOCKER_PASSWORD || secrets.GITHUB_TOKEN }}" >> $GITHUB_ENV

      - name: Log into registry ${{ env.REGISTRY }}
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ env.REGISTRY_USER }}
          password: ${{ env.REGISTRY_PASS }}

      - name: Check docker availability
        if: github.event_name != 'pull_request'
        id: docker-check
        # Make a clear, fast check whether 'docker' CLI + daemon are usable on the runner.
        run: |
          if command -v docker >/dev/null 2>&1; then
            # Try a quick docker info to ensure the daemon is reachable.
            if docker info >/dev/null 2>&1; then
              echo "present=true" >> $GITHUB_OUTPUT
            else
              echo "present=false" >> $GITHUB_OUTPUT
              echo "docker-cli-present=true-but-daemon-unavailable" >&2
            fi
          else
            echo "present=false" >> $GITHUB_OUTPUT
            echo "docker-cli-missing" >&2
          fi

      - name: Set up QEMU
        if: github.event_name != 'pull_request'
        uses: docker/setup-qemu-action@v3

      - name: Set up Docker Buildx
        if: github.event_name != 'pull_request'
        uses: docker/setup-buildx-action@v3

      # Extract metadata (tags, labels) for Docker
      # https://github.com/docker/metadata-action
      - name: Extract Docker metadata
        id: meta
        if: github.event_name != 'pull_request'
        uses: docker/metadata-action@v5
        with:
          images: '${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}'
          flavor: |
            latest=auto
          tags: |
            type=schedule
            type=ref,event=tag
            type=sha,prefix=,format=long,enable=true,priority=100

      # Build and push Docker image with Buildx (don't push on PR)
      # https://github.com/docker/build-push-action
      - name: Build and push Docker image
        if: github.event_name != 'pull_request'
        uses: docker/build-push-action@v5
        with:
          context: .
          file: Dockerfile
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}