manifold/web/components/arrange-home.tsx
2022-09-12 11:56:20 -05:00

134 lines
3.6 KiB
TypeScript

import clsx from 'clsx'
import { DragDropContext, Droppable, Draggable } from 'react-beautiful-dnd'
import { MenuIcon } from '@heroicons/react/solid'
import { Col } from 'web/components/layout/col'
import { Row } from 'web/components/layout/row'
import { Subtitle } from 'web/components/subtitle'
import { useMemberGroups } from 'web/hooks/use-group'
import { filterDefined } from 'common/util/array'
import { isArray, keyBy } from 'lodash'
import { User } from 'common/user'
import { Group } from 'common/group'
export function ArrangeHome(props: {
user: User | null | undefined
homeSections: string[]
setHomeSections: (sections: string[]) => void
}) {
const { user, homeSections, setHomeSections } = props
const groups = useMemberGroups(user?.id) ?? []
const { itemsById, sections } = getHomeItems(groups, homeSections)
return (
<DragDropContext
onDragEnd={(e) => {
const { destination, source, draggableId } = e
if (!destination) return
const item = itemsById[draggableId]
const newHomeSections = sections.map((section) => section.id)
newHomeSections.splice(source.index, 1)
newHomeSections.splice(destination.index, 0, item.id)
setHomeSections(newHomeSections)
}}
>
<Row className="relative max-w-md gap-4">
<DraggableList items={sections} title="Sections" />
</Row>
</DragDropContext>
)
}
function DraggableList(props: {
title: string
items: { id: string; label: string }[]
}) {
const { title, items } = props
return (
<Droppable droppableId={title.toLowerCase()}>
{(provided) => (
<Col
{...provided.droppableProps}
ref={provided.innerRef}
className={clsx('flex-1 items-stretch gap-1 rounded bg-gray-100 p-4')}
>
<Subtitle text={title} className="mx-2 !mt-0 !mb-4" />
{items.map((item, index) => (
<Draggable key={item.id} draggableId={item.id} index={index}>
{(provided, snapshot) => (
<div
ref={provided.innerRef}
{...provided.draggableProps}
{...provided.dragHandleProps}
style={provided.draggableProps.style}
>
<SectionItem
className={clsx(
snapshot.isDragging && 'z-[9000] bg-gray-200'
)}
item={item}
/>
</div>
)}
</Draggable>
))}
{provided.placeholder}
</Col>
)}
</Droppable>
)
}
const SectionItem = (props: {
item: { id: string; label: string }
className?: string
}) => {
const { item, className } = props
return (
<div
className={clsx(
className,
'flex flex-row items-center gap-4 rounded bg-gray-50 p-2'
)}
>
<MenuIcon
className="h-5 w-5 flex-shrink-0 text-gray-500"
aria-hidden="true"
/>{' '}
{item.label}
</div>
)
}
export const getHomeItems = (groups: Group[], sections: string[]) => {
// Accommodate old home sections.
if (!isArray(sections)) sections = []
const items = [
{ label: 'Daily movers', id: 'daily-movers' },
{ label: 'Trending', id: 'score' },
{ label: 'New for you', id: 'newest' },
...groups.map((g) => ({
label: g.name,
id: g.id,
})),
]
const itemsById = keyBy(items, 'id')
const sectionItems = filterDefined(sections.map((id) => itemsById[id]))
// Add unmentioned items to the end.
sectionItems.push(...items.filter((item) => !sectionItems.includes(item)))
return {
sections: sectionItems,
itemsById,
}
}