checks.yaml

name: "Checks"

on:
  pull_request:
    branches: [ main, next, development ]
    types: [ opened, synchronize, reopened ]

jobs:
  lint-dart:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Setup Flutter
        uses: flutter-actions/setup-flutter@v4
        with:
          channel: stable
          version: 3.38.8
          cache: true
          cache-sdk: true
          cache-key: ${{ runner.os }}-flutter-${{ hashFiles('pubspec.yaml') }}

      - name: Install dependencies
        run: flutter pub get

      - name: Run analyze
        run: flutter analyze

      - name: Run tests
        run: flutter test --machine --coverage > test-results.json

      - name: Publish test results
        uses: dorny/test-reporter@v1
        if: always()
        with:
          name: Unit Tests
          path: test-results.json
          reporter: flutter-json

      - name: Upload coverage
        uses: actions/upload-artifact@v4
        if: always()
        with:
          name: flutter-coverage
          path: coverage/lcov.info
          retention-days: 1

  coverage-comment:
    runs-on: ubuntu-latest
    needs: lint-dart
    if: always() && github.event_name == 'pull_request'

    steps:
      - name: Download coverage
        uses: actions/download-artifact@v4
        with:
          name: flutter-coverage
          path: coverage
        continue-on-error: true

      - name: Parse coverage
        id: coverage
        run: |
          if [ -f coverage/lcov.info ]; then
            # Use lcov to get summary (more reliable than grep)
            COVERAGE_SUMMARY=$(lcov --summary coverage/lcov.info 2>&1)

            # Extract line coverage percentage
            COVERAGE_PCT=$(echo "$COVERAGE_SUMMARY" | grep -oP 'lines\.*: \K[\d.]+(?=%)')
            COVERAGE_PCT=${COVERAGE_PCT:-0.0}

            # Extract hit/total counts
            LINES_HIT=$(grep -o 'DA:' coverage/lcov.info | wc -l)
            LINES_TOTAL=$(grep -o 'LF:' coverage/lcov.info | wc -l)

            echo "coverage_pct=$COVERAGE_PCT" >> $GITHUB_OUTPUT
            echo "lines_hit=$LINES_HIT" >> $GITHUB_OUTPUT
            echo "lines_total=$LINES_TOTAL" >> $GITHUB_OUTPUT
          else
            echo "coverage_pct=0.0" >> $GITHUB_OUTPUT
            echo "lines_hit=0" >> $GITHUB_OUTPUT
            echo "lines_total=0" >> $GITHUB_OUTPUT
          fi

      - name: Post coverage comment
        uses: actions/github-script@v7
        with:
          script: |
            const coveragePct = '${{ steps.coverage.outputs.coverage_pct }}';
            const linesHit = '${{ steps.coverage.outputs.lines_hit }}';
            const linesTotal = '${{ steps.coverage.outputs.lines_total }}';
            const linesMissing = parseInt(linesTotal) - parseInt(linesHit);

            const body = `## 📊 Coverage Report

            | Metric | Value |
            |--------|-------|
            | **Coverage** | **${coveragePct}%** |
            | Lines covered | ${linesHit} / ${linesTotal} |
            | Lines missing | ${linesMissing} |

            <sub>🤖 Coverage report from [checks workflow](${context.payload.repository.html_url}/actions/runs/${context.runId})</sub>`;

            // Find existing comment
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
            });

            const existing = comments.find(c =>
              c.user.type === 'Bot' && c.body.includes('## 📊 Coverage Report')
            );

            if (existing) {
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: existing.id,
                body,
              });
            } else {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number,
                body,
              });
            }