Files
HKSingleParty/99_references/supabase-examples/todo-list/nextjs-todo-list/components/TodoList.tsx
2025-05-28 09:55:51 +08:00

152 lines
4.3 KiB
TypeScript

import { Database } from '@/lib/schema'
import { Session, useSupabaseClient } from '@supabase/auth-helpers-react'
import { useEffect, useState } from 'react'
type Todos = Database['public']['Tables']['todos']['Row']
export default function TodoList({ session }: { session: Session }) {
const supabase = useSupabaseClient<Database>()
const [todos, setTodos] = useState<Todos[]>([])
const [newTaskText, setNewTaskText] = useState('')
const [errorText, setErrorText] = useState('')
const user = session.user
useEffect(() => {
const fetchTodos = async () => {
const { data: todos, error } = await supabase
.from('todos')
.select('*')
.order('id', { ascending: true })
if (error) console.log('error', error)
else setTodos(todos)
}
fetchTodos()
}, [supabase])
const addTodo = async (taskText: string) => {
let task = taskText.trim()
if (task.length) {
const { data: todo, error } = await supabase
.from('todos')
.insert({ task, user_id: user.id })
.select()
.single()
if (error) {
setErrorText(error.message)
} else {
setTodos([...todos, todo])
setNewTaskText('')
}
}
}
const deleteTodo = async (id: number) => {
try {
await supabase.from('todos').delete().eq('id', id).throwOnError()
setTodos(todos.filter((x) => x.id != id))
} catch (error) {
console.log('error', error)
}
}
return (
<div className="w-full">
<h1 className="mb-12">Todo List.</h1>
<form
onSubmit={(e) => {
e.preventDefault()
addTodo(newTaskText)
}}
className="flex gap-2 my-2"
>
<input
className="rounded w-full p-2"
type="text"
placeholder="make coffee"
value={newTaskText}
onChange={(e) => {
setErrorText('')
setNewTaskText(e.target.value)
}}
/>
<button className="btn-black" type="submit">
Add
</button>
</form>
{!!errorText && <Alert text={errorText} />}
<div className="bg-white shadow overflow-hidden rounded-md">
<ul>
{todos.map((todo) => (
<Todo key={todo.id} todo={todo} onDelete={() => deleteTodo(todo.id)} />
))}
</ul>
</div>
</div>
)
}
const Todo = ({ todo, onDelete }: { todo: Todos; onDelete: () => void }) => {
const supabase = useSupabaseClient<Database>()
const [isCompleted, setIsCompleted] = useState(todo.is_complete)
const toggle = async () => {
try {
const { data } = await supabase
.from('todos')
.update({ is_complete: !isCompleted })
.eq('id', todo.id)
.throwOnError()
.select()
.single()
if (data) setIsCompleted(data.is_complete)
} catch (error) {
console.log('error', error)
}
}
return (
<li className="w-full block cursor-pointer hover:bg-200 focus:outline-none focus:bg-200 transition duration-150 ease-in-out">
<div className="flex items-center px-4 py-4 sm:px-6">
<div className="min-w-0 flex-1 flex items-center">
<div className="text-sm leading-5 font-medium truncate">{todo.task}</div>
</div>
<div>
<input
className="cursor-pointer"
onChange={(e) => toggle()}
type="checkbox"
checked={isCompleted ? true : false}
/>
</div>
<button
onClick={(e) => {
e.preventDefault()
e.stopPropagation()
onDelete()
}}
className="w-4 h-4 ml-2 border-2 hover:border-black rounded"
>
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="gray">
<path
fillRule="evenodd"
d="M4.293 4.293a1 1 0 011.414 0L10 8.586l4.293-4.293a1 1 0 111.414 1.414L11.414 10l4.293 4.293a1 1 0 01-1.414 1.414L10 11.414l-4.293 4.293a1 1 0 01-1.414-1.414L8.586 10 4.293 5.707a1 1 0 010-1.414z"
clipRule="evenodd"
/>
</svg>
</button>
</div>
</li>
)
}
const Alert = ({ text }: { text: string }) => (
<div className="rounded-md bg-red-100 p-4 my-3">
<div className="text-sm leading-5 text-red-700">{text}</div>
</div>
)