name: CI

on:
  push:
    branches:
      - main
  pull_request:

jobs:
  test:
    runs-on: docker
    container:
      image: python:3.13-slim
    services:
      postgres:
        image: postgres:17
        env:
          POSTGRES_USER: wiregui
          POSTGRES_PASSWORD: wiregui
          POSTGRES_DB: wiregui
        options: >-
          --health-cmd "pg_isready -U wiregui"
          --health-interval 5s
          --health-timeout 5s
          --health-retries 5
    env:
      CI: "true"
      WG_DATABASE_URL: postgresql+asyncpg://wiregui:wiregui@postgres/wiregui
    steps:
      - name: Install system dependencies and checkout
        run: |
          apt-get update && apt-get install -y --no-install-recommends \
            git wireguard-tools pkg-config libxml2-dev libxmlsec1-dev libxmlsec1-openssl
          git clone --depth=1 ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git .
          git checkout ${GITHUB_SHA}

      - name: Install uv
        run: pip install uv

      - name: Install dependencies
        run: uv sync

      - name: Run tests
        run: uv run pytest -v --tb=short

  release:
    needs: test
    if: github.ref == 'refs/heads/main' && github.event_name == 'push'
    runs-on: docker
    container:
      image: node:20-slim
    outputs:
      new_tag: ${{ steps.version.outputs.new_tag }}
      new_version: ${{ steps.version.outputs.new_version }}
      skip: ${{ steps.version.outputs.skip }}
    steps:
      - name: Install dependencies and checkout
        run: |
          apt-get update && apt-get install -y --no-install-recommends bash git python3 ca-certificates
          git clone ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git .
          git checkout ${GITHUB_SHA}

      - name: Determine version bump
        id: version
        shell: bash
        run: |
          LATEST_TAG=$(git describe --tags --abbrev=0 2>/dev/null || echo "v0.0.0")
          echo "latest_tag=${LATEST_TAG}" >> "$GITHUB_OUTPUT"

          CURRENT="${LATEST_TAG#v}"
          IFS='.' read -r MAJOR MINOR PATCH <<< "$CURRENT"

          COMMITS=$(git log "${LATEST_TAG}..HEAD" --pretty=format:"%s" 2>/dev/null || git log --pretty=format:"%s")

          BUMP="none"
          while IFS= read -r msg; do
            case "$msg" in
              *"BREAKING CHANGE"*|*"!:"*)
                BUMP="major"
                break
                ;;
              feat:*|feat\(*)
                [ "$BUMP" != "major" ] && BUMP="minor"
                ;;
              fix:*|fix\(*|perf:*|perf\(*|refactor:*|refactor\(*)
                [ "$BUMP" = "none" ] && BUMP="patch"
                ;;
            esac
          done <<< "$COMMITS"

          if [ "$BUMP" = "none" ]; then
            echo "No version-relevant commits since ${LATEST_TAG}, skipping release"
            echo "skip=true" >> "$GITHUB_OUTPUT"
            exit 0
          fi

          case "$BUMP" in
            major) MAJOR=$((MAJOR + 1)); MINOR=0; PATCH=0 ;;
            minor) MINOR=$((MINOR + 1)); PATCH=0 ;;
            patch) PATCH=$((PATCH + 1)) ;;
          esac

          NEW_VERSION="${MAJOR}.${MINOR}.${PATCH}"
          echo "new_version=${NEW_VERSION}" >> "$GITHUB_OUTPUT"
          echo "new_tag=v${NEW_VERSION}" >> "$GITHUB_OUTPUT"
          echo "bump=${BUMP}" >> "$GITHUB_OUTPUT"
          echo "skip=false" >> "$GITHUB_OUTPUT"
          echo "Version bump: ${BUMP} -> v${NEW_VERSION}"

      - name: Generate changelog
        id: changelog
        if: steps.version.outputs.skip != 'true'
        shell: bash
        run: |
          LATEST_TAG="${{ steps.version.outputs.latest_tag }}"
          NEW_TAG="${{ steps.version.outputs.new_tag }}"

          BODY="## ${NEW_TAG}"$'\n\n'

          for type_label in "feat:Features" "fix:Bug Fixes" "refactor:Refactoring" "perf:Performance" "docs:Documentation" "chore:Maintenance"; do
            prefix="${type_label%%:*}"
            label="${type_label#*:}"
            MATCHES=$(git log "${LATEST_TAG}..HEAD" --pretty=format:"%s" 2>/dev/null | grep -E "^${prefix}[:(]" || true)
            if [ -n "$MATCHES" ]; then
              BODY="${BODY}### ${label}"$'\n\n'
              while IFS= read -r line; do
                CLEAN=$(echo "$line" | sed -E "s/^${prefix}(\([^)]*\))?:\s*//")
                BODY="${BODY}- ${CLEAN}"$'\n'
              done <<< "$MATCHES"
              BODY="${BODY}"$'\n'
            fi
          done

          echo "${BODY}" > /tmp/changelog.md
          echo "Generated changelog for ${NEW_TAG}"

      - name: Create tag and release
        if: steps.version.outputs.skip != 'true'
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          NEW_TAG="${{ steps.version.outputs.new_tag }}"

          git config user.name "Forgejo Actions"
          git config user.email "noreply@forge.provvedo.com"
          git tag -a "${NEW_TAG}" -m "Release ${NEW_TAG}"
          git push origin "${NEW_TAG}"

          FORGEJO_URL="${GITHUB_SERVER_URL}"
          REPO="${GITHUB_REPOSITORY}"

          python3 -c "
          import json, urllib.request, os
          body = open('/tmp/changelog.md').read()
          tag = '${NEW_TAG}'
          data = json.dumps({
              'tag_name': tag,
              'name': tag,
              'body': body,
              'draft': False,
              'prerelease': False
          }).encode()
          req = urllib.request.Request(
              '${FORGEJO_URL}/api/v1/repos/${REPO}/releases',
              data=data,
              headers={
                  'Authorization': 'token ' + os.environ['GITHUB_TOKEN'],
                  'Content-Type': 'application/json'
              },
              method='POST'
          )
          resp = urllib.request.urlopen(req)
          print(f'Created release {tag} (HTTP {resp.status})')
          "

  docker:
    needs: release
    if: needs.release.outputs.skip != 'true'
    runs-on: docker
    container:
      image: catthehacker/ubuntu:act-latest
      options: --privileged
    steps:
      - name: Checkout repository
        run: |
          git clone --depth=1 ${GITHUB_SERVER_URL}/${GITHUB_REPOSITORY}.git .
          git checkout ${GITHUB_SHA}

      - name: Build and push image
        shell: bash
        env:
          REGISTRY_TOKEN: ${{ secrets.REGISTRY_TOKEN }}
        run: |
          VERSION="${{ needs.release.outputs.new_version }}"
          TAG="${{ needs.release.outputs.new_tag }}"
          REGISTRY=$(echo "${{ github.server_url }}" | sed 's|https://||; s|http://||')
          IMAGE="${REGISTRY}/${{ github.repository_owner }}/wiregui"

          MAJOR=$(echo "$VERSION" | cut -d. -f1)
          MINOR=$(echo "$VERSION" | cut -d. -f2)

          echo "Building ${IMAGE}:${TAG}"

          # Log in to Forgejo container registry
          echo "${REGISTRY_TOKEN}" | docker login "${REGISTRY}" \
            -u "${{ github.repository_owner }}" --password-stdin

          # Build the image
          docker build \
            --build-arg "VERSION=${VERSION}" \
            -t "${IMAGE}:${TAG}" \
            -t "${IMAGE}:${MAJOR}.${MINOR}" \
            -t "${IMAGE}:latest" \
            .

          # Push all tags
          docker push "${IMAGE}:${TAG}"
          docker push "${IMAGE}:${MAJOR}.${MINOR}"
          docker push "${IMAGE}:latest"

          echo "Pushed ${IMAGE}:${TAG}, ${IMAGE}:${MAJOR}.${MINOR}, ${IMAGE}:latest"