Ajustes gerais: overlay visual, validação por banco e limpeza segura em homologação

app/main.py

@@ -4,9 +4,12 @@ from fastapi.templating import Jinja2Templates
 from fastapi.responses import HTMLResponse, JSONResponse
 from fastapi.staticfiles import StaticFiles
 import os, shutil
+from sqlalchemy import text
+from fastapi import Depends
 from fastapi.responses import StreamingResponse
 from io import BytesIO
 import pandas as pd
+from app.models import ParametrosFormula
 from sqlalchemy.future import select
 from app.database import AsyncSessionLocal
 from app.models import Fatura
@@ -16,6 +19,7 @@ from app.processor import (
     status_arquivos,
     limpar_arquivos_processados
 )
+from app.parametros import router as parametros_router
 
 app = FastAPI()
 templates = Jinja2Templates(directory="app/templates")
@@ -47,15 +51,25 @@ def dashboard(request: Request):
 
 @app.get("/upload", response_class=HTMLResponse)
 def upload_page(request: Request):
-    return templates.TemplateResponse("upload.html", {"request": request})
+    app_env = os.getenv("APP_ENV", "dev")  # Captura variável de ambiente
+    return templates.TemplateResponse("upload.html", {
+        "request": request,
+        "app_env": app_env  # Passa para o template
+    })
 
 @app.get("/relatorios", response_class=HTMLResponse)
 def relatorios_page(request: Request):
     return templates.TemplateResponse("relatorios.html", {"request": request})
 
 @app.get("/parametros", response_class=HTMLResponse)
-def parametros_page(request: Request):
-    return templates.TemplateResponse("parametros.html", {"request": request})
+async def parametros_page(request: Request):
+    async with AsyncSessionLocal() as session:
+        result = await session.execute(select(ParametrosFormula))
+        parametros = result.scalars().first()
+        return templates.TemplateResponse("parametros.html", {
+            "request": request,
+            "parametros": parametros or {}
+        })
 
 @app.post("/upload-files")
 async def upload_files(files: list[UploadFile] = File(...)):
@@ -144,3 +158,28 @@ async def export_excel():
             media_type="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
             headers={"Content-Disposition": "attachment; filename=relatorio_faturas.xlsx"}
         )
+
+from app.parametros import router as parametros_router
+app.include_router(parametros_router)
+
+def is_homolog():
+    return os.getenv("APP_ENV", "dev") == "homolog"
+
+@app.post("/limpar-faturas")
+async def limpar_faturas():
+    app_env = os.getenv("APP_ENV", "dev")
+    if app_env not in ["homolog", "dev", "local"]:
+        return JSONResponse(status_code=403, content={"message": "Operação não permitida neste ambiente."})
+
+    async with AsyncSessionLocal() as session:
+        print("🧪 Limpando faturas do banco...")
+        await session.execute(text("DELETE FROM faturas.faturas"))
+        await session.commit()
+
+    upload_path = os.path.join("app", "uploads")
+    for nome in os.listdir(upload_path):
+        caminho = os.path.join(upload_path, nome)
+        if os.path.isfile(caminho):
+            os.remove(caminho)
+
+    return {"message": "Faturas e arquivos apagados com sucesso."}