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gh-christianlouis-dmarq/backend/app/main.py
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Python

from fastapi import FastAPI, Request
from fastapi.middleware.cors import CORSMiddleware
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates
from fastapi.responses import HTMLResponse
import os
from app.api.api_v1.api import api_router
from app.core.config import get_settings
settings = get_settings()
def create_app() -> FastAPI:
"""Create and configure the FastAPI application"""
app = FastAPI(
title=settings.PROJECT_NAME,
openapi_url=f"{settings.API_V1_STR}/openapi.json",
version="0.1.0",
)
# Set all CORS enabled origins
if settings.BACKEND_CORS_ORIGINS:
app.add_middleware(
CORSMiddleware,
allow_origins=[str(origin) for origin in settings.BACKEND_CORS_ORIGINS],
allow_credentials=True,
allow_methods=["*"],
allow_headers=["*"],
)
# Include API router
app.include_router(api_router, prefix=settings.API_V1_STR)
# Mount static files directory
app.mount("/static", StaticFiles(directory=os.path.join(os.path.dirname(__file__), "static")), name="static")
return app
app = create_app()
# Initialize Jinja2 templates
templates_dir = os.path.join(os.path.dirname(__file__), "templates")
templates = Jinja2Templates(directory=templates_dir)
@app.get("/", response_class=HTMLResponse)
async def root(request: Request):
"""Root endpoint that serves the main HTML page"""
return templates.TemplateResponse(
"index.html",
{"request": request, "app_name": settings.PROJECT_NAME}
)
# Frontend routes that should return the SPA template
@app.get("/dashboard", response_class=HTMLResponse)
@app.get("/login", response_class=HTMLResponse)
@app.get("/setup", response_class=HTMLResponse)
@app.get("/domains", response_class=HTMLResponse)
@app.get("/reports", response_class=HTMLResponse)
@app.get("/settings", response_class=HTMLResponse)
async def serve_spa(request: Request):
"""Serve the SPA for frontend routes"""
return templates.TemplateResponse(
"index.html",
{"request": request, "app_name": settings.PROJECT_NAME}
)
# Fallback for other routes (404 handling)
@app.get("/{path:path}", response_class=HTMLResponse)
async def catch_all(request: Request, path: str):
"""Catch-all route that serves the main HTML page for client-side routing"""
return templates.TemplateResponse(
"index.html",
{"request": request, "app_name": settings.PROJECT_NAME}
)