56 lines
1.7 KiB
TypeScript
56 lines
1.7 KiB
TypeScript
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export const FOCUS_SIDEBAR_HOST_DRAG_TYPE = 'host-id';
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export const FOCUS_SIDEBAR_SESSION_DRAG_TYPE = 'workspace-focus-session-id';
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export type FocusSidebarDragKind = 'session-reorder' | 'host-append' | null;
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export function dataTransferHasType(
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types: ArrayLike<string> | readonly string[],
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type: string,
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): boolean {
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return Array.from(types as ArrayLike<string>).includes(type);
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}
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/**
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* Decide how the focus-mode workspace sidebar should treat an in-progress drag.
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* Session reorder wins when this sidebar started the drag, so a host mime that
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* happens to be present cannot steal reorder gestures.
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*/
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export function resolveFocusSidebarDragKind(input: {
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types: ArrayLike<string> | readonly string[];
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activeSessionDragId?: string | null;
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}): FocusSidebarDragKind {
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if (
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input.activeSessionDragId
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|| dataTransferHasType(input.types, FOCUS_SIDEBAR_SESSION_DRAG_TYPE)
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) {
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return 'session-reorder';
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}
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if (dataTransferHasType(input.types, FOCUS_SIDEBAR_HOST_DRAG_TYPE)) {
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return 'host-append';
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}
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return null;
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}
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export function readHostIdFromDataTransfer(
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getData: (type: string) => string,
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): string | null {
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const hostId = getData(FOCUS_SIDEBAR_HOST_DRAG_TYPE)?.trim();
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return hostId || null;
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}
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export function appendHostFromWorkspaceDrop(input: {
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types: ArrayLike<string> | readonly string[];
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getData: (type: string) => string;
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workspaceId: string;
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activeSessionDragId?: string | null;
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onAppendHostToWorkspace: (workspaceId: string, hostId: string) => void;
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}): boolean {
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if (resolveFocusSidebarDragKind(input) !== 'host-append') return false;
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const hostId = readHostIdFromDataTransfer(input.getData);
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if (!hostId) return false;
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input.onAppendHostToWorkspace(input.workspaceId, hostId);
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return true;
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}
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