03_db.py

from fasthtml.common import *

def render(todo):
    tid = f'todo-{todo.id}'
    toggle = A('Toggle', hx_get=f'/toggle/{todo.id}', target_id=tid)
    delete = A('Delete', hx_delete=f'/{todo.id}', hx_swap='outerHTML', target_id=tid)
    return Li(toggle, delete, todo.title + (" ✅" if todo.done else ""), id=tid)

app,rt,todos,Todo = fast_app('todos.db', live=True, render=render,
                             id=int, title=str, done=bool, pk='id')

@rt("/")
def get():
    # todos.insert(Todo(title="Make dinner", done=False))
    # items = [Li(o) for o in todos()]
    return Titled("Todos", Ul(*todos()))

@rt('/{tid}')
def delete(tid:int): todos.delete(tid)

@rt("/toggle/{tid}")
def get(tid:int):
    todo = todos[tid]
    todo.done = not todo.done
    todos.update(todo)
    return todo

serve()