"""MercadoPago (MOCK) Vein - FastAPI app."""

from pathlib import Path
from fastapi import FastAPI, Request
from fastapi.responses import HTMLResponse
from fastapi.templating import Jinja2Templates
from fastapi.middleware.cors import CORSMiddleware
from .api.routes import router
from .core.config import settings

app = FastAPI(
    title="MercadoPago (MOCK)",
    description="Mock MercadoPago API for testing - simulates payment processing",
    version="0.1.0",
)

# Enable CORS for testing from backend
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],  # In production, specify exact origins
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# Templates for configuration UI
templates = Jinja2Templates(directory=Path(__file__).parent / "templates")

@app.get("/", response_class=HTMLResponse)
def index(request: Request):
    """Mock configuration UI."""
    return templates.TemplateResponse("index.html", {"request": request})

# Include router at root (matches real MercadoPago API structure)
app.include_router(router)


if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="0.0.0.0", port=settings.api_port)