name: Publish JUnit Report (Short Names)
description: Normalize JUnit XML report names and publish a test report to the repo.
inputs:
  token:
    description: Gitea token with write access to the repository.
    required: true

runs:
  using: composite
  steps:
    - name: Normalize JUnit report names
      shell: bash
      run: |
        mkdir -p junit-short
        shopt -s globstar nullglob
        for f in **/target/*-reports/TEST-*.xml; do
          base="$(basename "$f")"
          short="${base#TEST-}"
          cp "$f" "junit-short/${short}"
        done

    - name: Generate Markdown Test Report
      shell: bash
      run: |
        mkdir -p reports
        python3 - <<'EOF'
        import glob, xml.etree.ElementTree as ET

        # --- JUnit ---
        files = glob.glob("junit-short/*.xml")
        total_tests = total_failures = total_errors = total_skipped = 0
        test_rows = []

        for f in sorted(files):
            tree = ET.parse(f)
            r = tree.getroot()
            suites = r.findall("testsuite") if r.tag == "testsuites" else [r]
            for ts in suites:
                name     = ts.get("name", f)
                tests    = int(ts.get("tests",    0))
                failures = int(ts.get("failures", 0))
                errors   = int(ts.get("errors",   0))
                skipped  = int(ts.get("skipped",  0))
                passed   = tests - failures - errors - skipped
                status   = "✅" if (failures + errors) == 0 else "❌"
                total_tests    += tests
                total_failures += failures
                total_errors   += errors
                total_skipped  += skipped
                test_rows.append(f"| {status} | {name} | {tests} | {passed} | {failures + errors} | {skipped} |")

        total_passed = total_tests - total_failures - total_errors - total_skipped
        overall = "✅ All tests passed" if (total_failures + total_errors) == 0 else "❌ Some tests failed"

        # --- JaCoCo ---
        def counter(el, type_):
            c = next((x for x in el.findall("counter") if x.get("type") == type_), None)
            if c is None:
                return 0, 0
            covered = int(c.get("covered", 0))
            missed  = int(c.get("missed",  0))
            return covered, covered + missed

        cov_rows = []
        jacoco_files = glob.glob("**/target/site/jacoco/jacoco.xml", recursive=True)

        for jf in sorted(jacoco_files):
            tree = ET.parse(jf)
            root = tree.getroot()
            for pkg in root.findall("package"):
                name = pkg.get("name", "").replace("/", ".")
                line_cov,   line_total   = counter(pkg, "LINE")
                branch_cov, branch_total = counter(pkg, "BRANCH")
                line_pct   = f"{100 * line_cov   / line_total:.0f}%"   if line_total   else "n/a"
                branch_pct = f"{100 * branch_cov / branch_total:.0f}%" if branch_total else "n/a"
                cov_rows.append(f"| {name} | {line_pct} ({line_cov}/{line_total}) | {branch_pct} ({branch_cov}/{branch_total}) |")

        # --- Markdown zusammenbauen ---
        md = (
            "# Test Report\n\n"
            f"**{overall}**\n\n"
            "## Test Results\n\n"
            "| | Tests | Passed | Failed | Skipped |\n"
            "|---|---|---|---|---|\n"
            f"| **Total** | {total_tests} | {total_passed} | {total_failures + total_errors} | {total_skipped} |\n\n"
            "### Details\n\n"
            "| Status | Suite | Tests | Passed | Failed | Skipped |\n"
            "|---|---|---|---|---|---|\n"
        ) + "\n".join(test_rows) + "\n\n"

        if cov_rows:
            md += (
                "## Coverage\n\n"
                "| Package | Line Coverage | Branch Coverage |\n"
                "|---|---|---|\n"
            ) + "\n".join(cov_rows) + "\n"
        else:
            md += "_No JaCoCo report found._\n"

        with open("reports/test.md", "w") as out:
            out.write(md)
        print(md)
        EOF

    - name: Commit Test-Report to Repo
      shell: bash
      env:
        GIT_USER: gitea-actions-bot
        GIT_EMAIL: bot@mein-gateway.de
        GITEA_TOKEN: ${{ inputs.token }}
      run: |
        git config user.name "$GIT_USER"
        git config user.email "$GIT_EMAIL"
        git remote set-url origin https://$GIT_USER:$GITEA_TOKEN@git.mein-gateway.de/${{ github.repository }}.git
        git fetch origin
        git checkout ${{ github.ref_name }}
        git add reports/
        git diff --cached --quiet && echo "No changes" && exit 0
        git commit -m "ci: update test report [skip ci]"
        git push origin ${{ github.ref_name }}