from dotenv import load_dotenv
load_dotenv()

from fastapi import FastAPI, Request
from fastapi.responses import JSONResponse
from pydantic import ValidationError

# FastAPI アプリケーション作成
app = FastAPI(
    title="日本小規模企業向け会計システム"
)

from fastapi.middleware.cors import CORSMiddleware

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],  # 本地开发先用 *
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

@app.exception_handler(ValidationError)
async def validation_exception_handler(request: Request, exc: ValidationError):
    # ここでは最初のエラーだけ簡潔に返す（必要に応じて整形）
    first = exc.errors()[0]
    msg = first.get("msg", "入力値が不正です。")
    return JSONResponse(status_code=400, content={"detail": msg})

# ─────────────────────────
# ルート（稼働確認）
# ─────────────────────────
@app.get("/", summary="稼働確認")
def root():
    return {"status": "ok"}

# ─────────────────────────
# ルーター登録（※ 必ず app 定義の後）
# ─────────────────────────
from app.modules.accounts.router import router as accounts_router
app.include_router(accounts_router)


from app.modules.journals.router import router as journals_router
app.include_router(journals_router)


from app.modules.ledger.router import router as ledger_router
app.include_router(ledger_router)


from app.modules.trial_balance.router import router as trial_balance_router
app.include_router(trial_balance_router)

from app.modules.opening_balances.router import router as opening_router
app.include_router(opening_router)

from app.modules.general_ledger.router import router as general_ledger_router
app.include_router(general_ledger_router)

from app.modules.opening_balances.lock_router import router as opening_balance_lock_router
app.include_router(opening_balance_lock_router)