evnchn/nicegui-and-winloop.py

## nicegui-and-winloop.py
# Pieced together from:
# (1) https://github.com/Vizonex/Winloop?tab=readme-ov-file#how-to-use-winloop-with-fastapi
# (2) https://www.reddit.com/r/nicegui/comments/1dlx3or/fastapi_nicegui_integration/
from fastapi import FastAPI
from fastapi.responses import HTMLResponse
import winloop
import uvicorn
import asyncio
import datetime
from nicegui import ui

app = FastAPI()

@app.on_event("startup")
def make_assertion():
    # Check to make sure that we bypassed the original eventloop Policy....
    assert isinstance(asyncio.get_event_loop_policy(), winloop.EventLoopPolicy)
    # not WinLoopPolicy. (1) is outdated. I'll see when I can update it.


@app.get("/test")
async def test_get_request():
    return HTMLResponse("<html><body><h1>FAST API WORKS WITH WINLOOP!</h1></body></html>")


# starllete will use asyncio.to_thread() so that this can remain asynchronous
@app.get("/date")
def test_dynamic_response():
    return str(datetime.datetime.now())

@app.get("/str")
def test_str_response():
    return str(asyncio.get_event_loop_policy())

def init(fastapi_app: FastAPI) -> None:
    @ui.page("/")
    def index():
        ui.label("Hello, world!") #
        ui.label(str(asyncio.get_event_loop_policy()))

    ui.run_with(
        fastapi_app,
        storage_secret='hmm',
    )

# Although tricky to pass and is not normal, it does in fact work...
if __name__ == "__main__":
    init(app)
    winloop.install()
    # Winloop's eventlooppolicy will be passed to uvicorn after this point...
    loop = asyncio.get_event_loop()
    config = uvicorn.Config(app=app,port=8040,loop=loop) # sadly no reload=True, since that would need `isinstance(self.app, str)`
    server = uvicorn.Server(config)
    asyncio.run(server.serve())
	# Pieced together from:
	# (1) https://github.com/Vizonex/Winloop?tab=readme-ov-file#how-to-use-winloop-with-fastapi
	# (2) https://www.reddit.com/r/nicegui/comments/1dlx3or/fastapi_nicegui_integration/
	from fastapi import FastAPI
	from fastapi.responses import HTMLResponse
	import winloop
	import uvicorn
	import asyncio
	import datetime
	from nicegui import ui

	app = FastAPI()

	@app.on_event("startup")
	def make_assertion():
	# Check to make sure that we bypassed the original eventloop Policy....
	assert isinstance(asyncio.get_event_loop_policy(), winloop.EventLoopPolicy)
	# not WinLoopPolicy. (1) is outdated. I'll see when I can update it.


	@app.get("/test")
	async def test_get_request():
	return HTMLResponse("<html><body><h1>FAST API WORKS WITH WINLOOP!</h1></body></html>")


	# starllete will use asyncio.to_thread() so that this can remain asynchronous
	@app.get("/date")
	def test_dynamic_response():
	return str(datetime.datetime.now())

	@app.get("/str")
	def test_str_response():
	return str(asyncio.get_event_loop_policy())

	def init(fastapi_app: FastAPI) -> None:
	@ui.page("/")
	def index():
	ui.label("Hello, world!") #
	ui.label(str(asyncio.get_event_loop_policy()))

	ui.run_with(
	fastapi_app,
	storage_secret='hmm',
	)

	# Although tricky to pass and is not normal, it does in fact work...
	if __name__ == "__main__":
	init(app)
	winloop.install()
	# Winloop's eventlooppolicy will be passed to uvicorn after this point...
	loop = asyncio.get_event_loop()
	config = uvicorn.Config(app=app,port=8040,loop=loop) # sadly no reload=True, since that would need `isinstance(self.app, str)`
	server = uvicorn.Server(config)
	asyncio.run(server.serve())
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