import traceback
from fastapi import APIRouter, Request, Depends
from fastapi.responses import JSONResponse
from app.database import get_connection
from app.auth import get_current_user
from app.services.firebird_service import get_firebird_from_config

router = APIRouter(prefix="/debug-fb", tags=["debug"])


@router.get("/cups")
async def find_cups(request: Request, user: dict = Depends(get_current_user)):
    try:
        conn = get_connection()
        cfg = {r["key"]: r["value"] for r in conn.execute("SELECT * FROM config").fetchall()}
        conn.close()

        fb, ok, msg = get_firebird_from_config(cfg)
        if not ok:
            return JSONResponse({"error": msg})

        results = {}

        # 1. Buscar todas las tablas que tengan campo con "CUP" en nombre
        ok0, _, rows0 = fb.execute_query(
            "SELECT TRIM(f.RDB$RELATION_NAME) AS t, TRIM(f.RDB$FIELD_NAME) AS c "
            "FROM RDB$RELATION_FIELDS f WHERE f.RDB$FIELD_NAME LIKE '%CUP%' "
            "AND f.RDB$SYSTEM_FLAG = 0 ORDER BY 1,2"
        )
        results["todos_campos_cup"] = list(rows0) if ok0 else []

        # 2. Tabla PROTOCOLO - primera fila
        ok1, err1, rows1 = fb.execute_query("SELECT FIRST 1 p.* FROM PROTOCOLO p")
        results["protocolo_fila"] = rows1[0] if (ok1 and rows1) else f"error: {err1}"

        # 3. PROTOCOLO para CH4
        ok2, err2, rows2 = fb.execute_query(
            "SELECT FIRST 1 p.* FROM PROTOCOLO p WHERE TRIM(p.CODIGO) = 'CH4'"
        )
        results["protocolo_ch4"] = rows2[0] if (ok2 and rows2) else f"error: {err2}"

        fb.disconnect()
        return JSONResponse(results)
    except Exception:
        return JSONResponse({"traceback": traceback.format_exc()})