from __future__ import annotations

from dataclasses import dataclass
from typing import Any

from .card import AGENT_CARD, AgentCard
from .kab_ingestion.connectors.github import GitHubSCMConnector
from .kab_ingestion.connectors.sharepoint import SharePointCMSConnector
from .kab_ingestion.domain.models import IngestionRequest, IngestionResult
from .publication import publish_document
from .settings import Settings, get_settings
from .validation import validate_document


@dataclass
class IngestionService:
    settings: Settings
    scm: Any
    cms: Any = None

    def ingest(self, request: IngestionRequest) -> list[IngestionResult]:
        if request.source not in self.settings.allowed_sources:
            return []
        results = []
        for document in self.scm.fetch(request):
            report = validate_document(document)
            if not report.valid:
                from .kab_ingestion.domain.models import IngestionResult
                results.append(IngestionResult(document, False, "invalid", "; ".join(report.errors)))
                continue
            results.append(publish_document(document, self.cms, self.settings.publish_enabled, self.settings.require_governance_approval))
        return results


def create_agent_app(settings: Settings | None = None) -> dict[str, Any]:
    config = settings or get_settings()
    scm = GitHubSCMConnector(config.github_token, config.github_api_base)
    cms = SharePointCMSConnector(config.sharepoint_site_url, config.sharepoint_access_token) if config.sharepoint_site_url and config.sharepoint_access_token else None
    service = IngestionService(config, scm, cms)
    return {"card": AGENT_CARD, "service": service, "routes": {"/health": "health", "/card": "card", "/ingest": "ingest"}, "triggers": {"github": "github_trigger"}}