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import React from "react" |
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import type { |
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DndContextProps, |
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UniqueIdentifier, |
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} from "@dnd-kit/core"; |
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import { |
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closestCenter, |
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DndContext, |
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KeyboardSensor, |
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MouseSensor, |
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TouchSensor, |
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useSensor, |
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useSensors, |
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} from "@dnd-kit/core"; |
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import { |
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restrictToParentElement, |
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restrictToVerticalAxis, |
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} from "@dnd-kit/modifiers"; |
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import { |
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arrayMove, |
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SortableContext, |
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verticalListSortingStrategy, |
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type SortableContextProps, |
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} from "@dnd-kit/sortable"; |
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import { SortableDragHandle } from "./drag-handle"; |
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import { SortableItem } from "./item"; |
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import { SortableOverlay } from "./overlay"; |
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|
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interface SortableProps<TData extends { id: UniqueIdentifier }> |
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extends DndContextProps { |
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/** |
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* An array of data items that the sortable component will render. |
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* @example |
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* value={[ |
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* { id: 1, name: 'Item 1' }, |
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* { id: 2, name: 'Item 2' }, |
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* ]} |
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*/ |
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value: TData[] |
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|
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/** |
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* An optional callback function that is called when the order of the data items changes. |
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* It receives the new array of items as its argument. |
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* @example |
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* onValueChange={(items) => console.log(items)} |
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*/ |
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onValueChange?: (items: TData[]) => void |
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|
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/** |
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* An optional callback function that is called when an item is moved. |
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* It receives an event object with `activeIndex` and `overIndex` properties, representing the original and new positions of the moved item. |
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* This will override the default behavior of updating the order of the data items. |
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* @type (event: { activeIndex: number; overIndex: number }) => void |
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* @example |
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* onMove={(event) => console.log(`Item moved from index ${event.activeIndex} to index ${event.overIndex}`)} |
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*/ |
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onMove?: (event: { activeIndex: number; overIndex: number }) => void |
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|
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/** |
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* A collision detection strategy that will be used to determine the closest sortable item. |
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* @default closestCenter |
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* @type DndContextProps["collisionDetection"] |
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*/ |
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collisionDetection?: DndContextProps["collisionDetection"] |
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|
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/** |
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* An array of modifiers that will be used to modify the behavior of the sortable component. |
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* @default |
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* [restrictToVerticalAxis, restrictToParentElement] |
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* @type Modifier[] |
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*/ |
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modifiers?: DndContextProps["modifiers"] |
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|
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/** |
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* A sorting strategy that will be used to determine the new order of the data items. |
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* @default verticalListSortingStrategy |
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* @type SortableContextProps["strategy"] |
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*/ |
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strategy?: SortableContextProps["strategy"] |
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|
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/** |
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* An optional React node that is rendered on top of the sortable component. |
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* It can be used to display additional information or controls. |
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* @default null |
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* @type React.ReactNode | null |
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* @example |
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* overlay={<Skeleton className="w-full h-8" />} |
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*/ |
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overlay?: React.ReactNode | null |
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} |
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|
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function Sortable<TData extends { id: UniqueIdentifier }>({ |
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value, |
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onValueChange, |
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collisionDetection = closestCenter, |
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modifiers = [restrictToVerticalAxis, restrictToParentElement], |
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strategy = verticalListSortingStrategy, |
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onMove, |
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children, |
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overlay, |
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...props |
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}: SortableProps<TData>) { |
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const [activeId, setActiveId] = React.useState<UniqueIdentifier | null>(null) |
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|
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const sensors = useSensors( |
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useSensor(MouseSensor), |
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useSensor(TouchSensor), |
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useSensor(KeyboardSensor) |
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) |
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|
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return ( |
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<DndContext |
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modifiers={modifiers} |
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sensors={sensors} |
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onDragStart={({ active }) => setActiveId(active.id)} |
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onDragEnd={({ active, over }) => { |
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if (over && active.id !== over?.id) { |
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const activeIndex = value.findIndex((item) => item.id === active.id) |
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const overIndex = value.findIndex((item) => item.id === over.id) |
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|
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if (onMove) { |
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onMove({ activeIndex, overIndex }) |
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} else { |
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onValueChange?.(arrayMove(value, activeIndex, overIndex)) |
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} |
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} |
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setActiveId(null) |
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}} |
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onDragCancel={() => setActiveId(null)} |
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collisionDetection={collisionDetection} |
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{...props} |
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> |
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<SortableContext items={value} strategy={strategy}> |
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{children} |
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</SortableContext> |
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{overlay ? ( |
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<SortableOverlay activeId={activeId}>{overlay}</SortableOverlay> |
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) : null} |
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</DndContext> |
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) |
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} |
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|
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|
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export { Sortable, SortableDragHandle, SortableItem, SortableOverlay } |