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main.py
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main.py
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#!/usr/bin/env python3
from typing import List
import models
from tortoise import Tortoise
from nicegui import app, ui
async def init_db() -> None:
await Tortoise.init(db_url='sqlite://db.sqlite3', modules={'models': ['models']})
await Tortoise.generate_schemas()
async def close_db() -> None:
await Tortoise.close_connections()
app.on_startup(init_db)
app.on_shutdown(close_db)
@ui.refreshable
async def list_of_users() -> None:
async def delete(user: models.User) -> None:
await user.delete()
list_of_users.refresh()
users: List[models.User] = await models.User.all()
for user in reversed(users):
with ui.card():
with ui.row().classes('items-center'):
ui.input('Name', on_change=user.save) \
.bind_value(user, 'name').on('blur', list_of_users.refresh)
ui.number('Age', on_change=user.save, format='%.0f') \
.bind_value(user, 'age').on('blur', list_of_users.refresh).classes('w-20')
ui.button(icon='delete', on_click=lambda u=user: delete(u)).props('flat')
@ui.page('/')
async def index():
async def create() -> None:
await models.User.create(name=name.value, age=age.value or 0)
name.value = ''
age.value = None
list_of_users.refresh()
with ui.column().classes('mx-auto'):
with ui.row().classes('w-full items-center px-4'):
name = ui.input(label='Name')
age = ui.number(label='Age', format='%.0f').classes('w-20')
ui.button(on_click=create, icon='add').props('flat').classes('ml-auto')
await list_of_users()
ui.run()