Created
May 8, 2023 03:36
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Coding a Multi-User Chat App With NiceGUI
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from uuid import uuid4 | |
from nicegui import ui | |
messages = [] | |
@ui.refreshable | |
def chat_messages(own_id): | |
for user_id, avatar, text in messages: | |
ui.chat_message(avatar=avatar, text=text, sent=user_id==own_id) | |
@ui.page('/') | |
def index(): | |
def send(): | |
messages.append((user, avatar, text.value)) | |
chat_messages.refresh() | |
text.value = '' | |
user = str(uuid4()) | |
avatar = f'https://robohash.org/{user}?bgset=bg2' | |
with ui.column().classes('w-full items-stretch'): | |
chat_messages(user) | |
with ui.footer().classes('bg-white'): | |
with ui.row().classes('w-full items-center'): | |
with ui.avatar(): | |
ui.image(avatar) | |
text = ui.input(placeholder='message') \ | |
.props('rounded outlined').classes('flex-grow') \ | |
.on('keydown.enter', send) | |
ui.run() |
I just uploaded a 60 sec fast forward video on YouTube, showing how to code it from scratch.
That is so great ! it should be the better example in fastapi websock too. fastapi offical
This works great! Thank You
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Install NiceGUI with
pip install nicegui
Run with
python3 chat_app.py
This is a condensed version of the official Chat App example from https://nicegui.io.