"""
rendicontazione-api — microservizio sviluppato da BFLOWS per Gepafin.
Gestisce schemi di rendicontazione per bando, pratiche di rendicontazione,
fatture, ULA, soccorso istruttorio, upload file, verbale istruttoria.

Stack: FastAPI + SQLAlchemy + PostgreSQL (schema gepafin_rendic) + weasyprint.
Auth: JWT condiviso con GEPAFIN-BE.
"""
import logging
from contextlib import asynccontextmanager
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from sqlalchemy import text

from .config import get_settings
from .db import engine, Base
from .migrations import run_migrations
from .routers import health, schemas, practices, debug, instructor, files, verbale, custom_checks, assignment

logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(name)s: %(message)s")
log = logging.getLogger("rendicontazione-api")

settings = get_settings()


@asynccontextmanager
async def lifespan(app: FastAPI):
    log.info("Avvio rendicontazione-api")
    try:
        with engine.begin() as conn:
            conn.execute(text(f'CREATE SCHEMA IF NOT EXISTS {settings.db_schema}'))
        Base.metadata.create_all(bind=engine)
        run_migrations(engine)
        log.info(f"Schema '{settings.db_schema}' + tabelle + migrations OK")
    except Exception as e:
        log.error(f"Errore bootstrap DB: {e}")
        raise
    yield
    log.info("Shutdown rendicontazione-api")


app = FastAPI(
    title="rendicontazione-api",
    description="Microservizio rendicontazione per Gepafin — sviluppato da BFLOWS",
    version="0.4.0",
    lifespan=lifespan,
)

app.add_middleware(
    CORSMiddleware,
    allow_origins=settings.cors_list,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

app.include_router(health.router, tags=["health"])
app.include_router(schemas.router)
app.include_router(practices.router)
app.include_router(debug.router)
app.include_router(instructor.router)
app.include_router(files.router)
app.include_router(verbale.router)
app.include_router(custom_checks.router)
app.include_router(assignment.router)


@app.get("/", tags=["root"])
def root():
    return {
        "service": "rendicontazione-api",
        "version": "0.4.0",
        "docs": "/docs",
        "health": "/health",
    }