"""
Service Info Builder

Builds ServiceTestInfo from service definitions.
"""

from datetime import datetime
from pathlib import Path
from typing import Dict

from ...models import ServiceTestInfo, TestStatus, TestFramework
from ..config import PROJECT_ROOT, get_persisted_results
from .go_discovery import discover_go_tests
from .python_discovery import discover_python_tests, discover_bqas_tests


def build_service_info(service_def: Dict) -> ServiceTestInfo:
    """Erstellt ServiceTestInfo aus einer Service-Definition"""
    service_id = service_def["service"]
    persisted_results = get_persisted_results()

    # Prüfe ob Service deaktiviert ist
    if service_def.get("disabled", False):
        return ServiceTestInfo(
            service=service_def["service"],
            display_name=f"{service_def['display_name']} (deaktiviert)",
            port=service_def.get("port"),
            language=service_def["language"],
            total_tests=0,
            passed_tests=0,
            failed_tests=0,
            skipped_tests=0,
            pass_rate=0.0,
            coverage_percent=None,
            last_run=None,
            status=TestStatus.SKIPPED,
        )

    # Prüfe zuerst persistierte Ergebnisse
    if service_id in persisted_results:
        persisted = persisted_results[service_id]
        total = persisted.get("total", 0)
        passed = persisted.get("passed", 0)
        failed = persisted.get("failed", 0)
        skipped = max(0, total - passed - failed)
        pass_rate = (passed / total * 100) if total > 0 else 0.0
        last_run_str = persisted.get("last_run")
        last_run = datetime.fromisoformat(last_run_str) if last_run_str else None

        return ServiceTestInfo(
            service=service_def["service"],
            display_name=service_def["display_name"],
            port=service_def.get("port"),
            language=service_def["language"],
            total_tests=total,
            passed_tests=passed,
            failed_tests=failed,
            skipped_tests=skipped,
            pass_rate=pass_rate,
            coverage_percent=None,
            last_run=last_run,
            status=TestStatus.PASSED if failed == 0 and total > 0 else TestStatus.FAILED if failed > 0 else TestStatus.PENDING,
        )

    # Falls keine persistierten Ergebnisse: Test-Discovery
    base_path = PROJECT_ROOT / service_def["base_path"].lstrip("/")
    framework = service_def["framework"]

    # Fuer Container-basierte Services: keine lokale Discovery moeglich
    if service_def.get("run_in_container", False):
        # Keine lokalen Tests - warte auf tatsaechliche Ausfuehrung
        return ServiceTestInfo(
            service=service_def["service"],
            display_name=service_def["display_name"],
            port=service_def.get("port"),
            language=service_def["language"],
            total_tests=0,
            passed_tests=0,
            failed_tests=0,
            skipped_tests=0,
            pass_rate=0.0,
            coverage_percent=None,
            last_run=None,
            status=TestStatus.PENDING,
        )

    # Test-Discovery basierend auf Framework
    if framework == TestFramework.GO_TEST:
        tests = discover_go_tests(base_path)
    elif framework == TestFramework.PYTEST:
        tests = discover_python_tests(base_path)
    elif framework in [TestFramework.BQAS_GOLDEN, TestFramework.BQAS_RAG]:
        test_type = "golden" if framework == TestFramework.BQAS_GOLDEN else "rag"
        tests = discover_bqas_tests(base_path, test_type)
    else:
        tests = []

    total = len(tests)

    # Ohne persistierte Ergebnisse: Tests gefunden aber noch nicht ausgefuehrt
    # Zeige nur die Anzahl entdeckter Tests, alle anderen Werte sind 0
    return ServiceTestInfo(
        service=service_def["service"],
        display_name=service_def["display_name"],
        port=service_def.get("port"),
        language=service_def["language"],
        total_tests=total,
        passed_tests=0,
        failed_tests=0,
        skipped_tests=0,
        pass_rate=0.0,
        coverage_percent=None,
        last_run=None,
        status=TestStatus.PENDING,
    )
