import { Todo, User, UserWithTodos } from '@homeman/models.ts'
import { Button } from '@homeman/components/Button.tsx'
import { Dialog } from '@homeman/components/Dialog.tsx'
import { Avatar } from '@homeman/components/Avatar.tsx'
import { Signal, useSignal } from '@preact/signals'
import { Input } from '@homeman/components/Input.tsx'
import { Label } from '@homeman/components/Label.tsx'

export interface Props {
	user: UserWithTodos
	users: Record<string, User>
}

export function TodoList(
	{ users, user: { id, avatarUrl, assignedTodos, name, color } }: Props,
) {
	const todoAssignUserId: Signal<string | null> = useSignal(null)
	const showAddTodoDialog = useSignal(false)

	const todoItem = (
		{ className, description, hideDone }: Pick<Todo, 'description'> & {
			className?: string
			hideDone?: boolean
		},
	) => (
		<li
			style={`border-color: #${color}`}
			class={`${className || ''} ${
				hideDone ? '' : 'border-l-4'
			} p-4 rounded drop-shadow-lg bg-white dark:bg-stone-900 flex flex-col`}
		>
			<span class='text-xl'>{description}</span>
			{hideDone ? '' : <Button class='mt-2'>Done</Button>}
		</li>
	)
	return (
		<div class='p-2 w-1/4 min-w-[15rem] relative flex flex-col grow-0'>
			<Dialog
				headerTitle='Add todo'
				show={showAddTodoDialog.value}
				onClose={() => showAddTodoDialog.value = false}
			>
				<form
					class='p-4 gap-4 flex flex-col'
					action='/api/todo'
					method='post'
					encType='multipart/form-data'
				>
					<Label for='description'>
						Description
						<Input autofocus name='description' />
					</Label>
					<span>
						Assignee
						<ul class='flex gap-2'>
							<li>
								<input
									type='radio'
									id='assigneeUserId_unassigned'
									name='assigneeUserId'
									value=''
								/>
								<Label for='assigneeUserId_unassigned'>
									<Avatar
										className='mb-2'
										src='http://placekitten.com/512/512'
									/>
									<span
										style={`color: #888888;`}
										class='font-semibold text-center'
									>
										Shared
									</span>
								</Label>
							</li>
							{Object.entries(users).map(([id, { avatarUrl, color }]) => {
								const eid = `assigneeUserId_${id}`
								return (
									<li>
										<input
											type='radio'
											id={eid}
											name='assigneeUserId'
											value={id}
										/>
										<Label for={eid}>
											<Avatar className='mb-2' src={avatarUrl} />
											<span
												style={`color: #${color};`}
												class='font-semibold text-center'
											>
												{name}
											</span>
										</Label>
									</li>
								)
							})}
						</ul>
					</span>
					<footer class='flex justify-end gap-2'>
						<Button
							type='button'
							onClick={() => showAddTodoDialog.value = false}
						>
							Cancel
						</Button>
						<Input type='submit' value='Save' />
					</footer>
				</form>
			</Dialog>
			<Avatar
				className='mb-2'
				src={avatarUrl != null ? avatarUrl : 'https://placehold.co/512x512'}
				title={`${name}'s avatar`}
			/>
			<span style={`color: #${color};`} class='font-semibold text-center'>
				{name}
			</span>
			<button
				class='mt-4 mb-4 text-left w-full px-2 py-1 rounded-lg border-[1px] text-stone-500 border-stone-500 opacity-50 hover:opacity-100'
				onClick={() => {
					showAddTodoDialog.value = true
					todoAssignUserId.value = id
				}}
			>
				+ New
			</button>
			<ul class='flex flex-col gap-y-4'>
				{assignedTodos.length < 1
					? todoItem({
						description: 'All clear! 🎉',
						className: 'text-center',
						hideDone: true,
					})
					: assignedTodos.map(todoItem)}
			</ul>
		</div>
	)
}