from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.staticfiles import StaticFiles
from pathlib import Path

from original_service import router as original_router
from learning_units_api import router as learning_units_router
from frontend.studio import router as studio_router
from frontend.preview import router as preview_router
from frontend.school import router as school_router
from frontend.meetings import router as meetings_router
from frontend.customer import router as customer_router
from frontend.dev_admin import router as dev_admin_router
from meetings_api import router as meetings_api_router
from recording_api import router as recording_api_router
from consent_api import router as consent_router
from consent_admin_api import router as consent_admin_router
from gdpr_api import router as gdpr_router, admin_router as gdpr_admin_router
from auth_api import router as auth_router
from notification_api import router as notification_router
from deadline_api import router as deadline_router
from email_template_api import router as email_template_router, versions_router as email_template_versions_router
from dsr_api import router as dsr_router
from dsr_admin_api import router as dsr_admin_router, templates_router as dsr_templates_router
from messenger_api import router as messenger_router
from jitsi_api import router as jitsi_router
from school_api import router as school_api_router
from letters_api import router as letters_router
from certificates_api import router as certificates_router
from worksheets_api import router as worksheets_router
from correction_api import router as correction_router
from state_engine_api import router as state_engine_router
from klausur_service_proxy import router as klausur_service_router
from abitur_docs_api import router as abitur_docs_router
from rbac_api import router as rbac_router
from security_api import router as security_router
from api.tests import router as tests_registry_router
from system_api import router as system_router
from classroom_api import router as classroom_router

# LLM Gateway, Alerts Agent, und GPU Infra (optional, wenn konfiguriert)
import os
LLM_GATEWAY_ENABLED = os.getenv("LLM_GATEWAY_ENABLED", "false").lower() == "true"
ALERTS_AGENT_ENABLED = os.getenv("ALERTS_AGENT_ENABLED", "false").lower() == "true"
VAST_API_KEY = os.getenv("VAST_API_KEY")  # vast.ai wird aktiviert wenn API Key gesetzt

app = FastAPI(title="BreakPilot Backend")

# Mount static files directory for CSS, JS, and other assets
static_dir = Path(__file__).parent / "frontend" / "static"
if static_dir.exists():
    app.mount("/static", StaticFiles(directory=str(static_dir)), name="static")

# CORS-Konfiguration für Frontend-Zugriff
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],  # In Produktion spezifische Origins angeben
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# Hier hängen wir die einzelnen Service-Router ein.
# Alle Routen bekommen das Präfix /api, damit das Frontend sie findet.
app.include_router(original_router, prefix="/api")
app.include_router(learning_units_router, prefix="/api")
app.include_router(consent_router, prefix="/api")
app.include_router(consent_admin_router, prefix="/api")
app.include_router(gdpr_router, prefix="/api")
app.include_router(gdpr_admin_router, prefix="/api")
app.include_router(auth_router, prefix="/api")
app.include_router(notification_router, prefix="/api")
app.include_router(deadline_router, prefix="/api")
app.include_router(email_template_router)  # Hat bereits /api Präfix im Router
app.include_router(email_template_versions_router)  # Hat bereits /api Präfix im Router
# DSR (Data Subject Requests / Betroffenenanfragen)
app.include_router(dsr_router, prefix="/api")
app.include_router(dsr_admin_router, prefix="/api")
app.include_router(dsr_templates_router, prefix="/api")
# Frontend-UI und Preview-Endpunkte (ohne /api Präfix)
app.include_router(studio_router)
app.include_router(preview_router)
app.include_router(school_router)  # Schulverwaltung Frontend
app.include_router(meetings_router)  # Meetings/Jitsi Frontend
app.include_router(meetings_api_router)  # Meetings API (already has /api/meetings prefix)
app.include_router(recording_api_router)  # Recording API (already has /api/recordings prefix)
app.include_router(customer_router)  # Slim Customer Portal (/customer, /account, /mein-konto)
app.include_router(dev_admin_router)  # Developer Admin Frontend (/dev-admin)
# Messenger API (Kontakte, Konversationen, Nachrichten)
app.include_router(messenger_router)  # Hat bereits /api/messenger Präfix im Router
# Jitsi API (Meeting-Einladungen per Email)
app.include_router(jitsi_router)  # Hat bereits /api/jitsi Präfix im Router
# School Service API Proxy (leitet an school-service:8084 weiter)
app.include_router(school_api_router, prefix="/api")
# Letters API (Elternbriefe mit PDF-Export und GFK-Integration)
app.include_router(letters_router, prefix="/api")
# Certificates API (Zeugnisse mit PDF-Export und Workflow)
app.include_router(certificates_router, prefix="/api")
# Worksheets API (Content-Generatoren: MC, Cloze, Mindmap, Quiz)
app.include_router(worksheets_router, prefix="/api")
# Correction API (OCR-basierte Klassenarbeits-Korrektur)
app.include_router(correction_router, prefix="/api")
# State Engine API (Begleiter-Modus mit Phasen und Antizipation)
app.include_router(state_engine_router, prefix="/api")
# Klausur-Service Proxy (leitet an klausur-service:8086 weiter)
app.include_router(klausur_service_router, prefix="/api")
# Abitur Docs API (NiBiS-Dokumente, RAG-Vorbereitung)
app.include_router(abitur_docs_router, prefix="/api")
# RBAC API (Lehrer- und Rollenverwaltung)
app.include_router(rbac_router, prefix="/api")
# Security API (DevSecOps Dashboard)
app.include_router(security_router, prefix="/api")
# Test Registry API (Test Dashboard mit Echtzeit-Fortschritt)
app.include_router(tests_registry_router)  # Hat bereits /api/tests Praefix im Router
# System API (Health Check, Local IP fuer QR-Code Mobile Upload)
app.include_router(system_router)  # Hat bereits Pfade im Router
# Classroom API (Unterrichts-Steuerung mit Phasen und Timer)
app.include_router(classroom_router, prefix="/api/classroom")

# LLM Gateway Routes (optional)
if LLM_GATEWAY_ENABLED:
    from llm_gateway.routes import chat_router, playbooks_router, health_router, tools_router
    app.include_router(health_router, prefix="/llm", tags=["LLM Gateway"])
    app.include_router(chat_router, prefix="/llm/v1", tags=["LLM Gateway"])
    app.include_router(playbooks_router, prefix="/llm", tags=["LLM Gateway"])
    app.include_router(tools_router, prefix="/llm/tools", tags=["LLM Tools"])

# Alerts Agent Routes (optional)
if ALERTS_AGENT_ENABLED:
    from alerts_agent.api import router as alerts_router
    app.include_router(alerts_router, prefix="/api", tags=["Alerts Agent"])

# vast.ai GPU Infrastructure Routes (optional)
if VAST_API_KEY:
    from infra.vast_power import router as vast_router
    app.include_router(vast_router, tags=["GPU Infrastructure"])

# EduSearch Seeds API (immer aktiv - Admin-Verwaltung der Crawler-Seeds)
from llm_gateway.routes.edu_search_seeds import router as edu_search_seeds_router
app.include_router(edu_search_seeds_router, prefix="/v1", tags=["EduSearch"])

# Communication API (Lehrer-Eltern-Kommunikation mit GFK-Prinzipien)
from llm_gateway.routes.communication import router as communication_router
app.include_router(communication_router, prefix="/v1", tags=["Communication"])

# Legal Crawler API (Crawlt Schulgesetze und rechtliche Inhalte)
from llm_gateway.routes.legal_crawler import router as legal_crawler_router
app.include_router(legal_crawler_router, prefix="/v1", tags=["Legal Crawler"])