@1771technologies/lytenyte-pro/dist/data-source-server/async-tree/types.d.ts

Blazingly fast headless React data grid with 100s of features.

import type { RowGroup, RowLeaf } from "@1771technologies/lytenyte-shared";
/**
 * The root of the async tree. This is the entry point of the tree.
 */
export type TreeRoot = {
    readonly kind: "root";
    readonly byPath: Map<string | null, LeafOrParent>;
    readonly byIndex: Map<number, LeafOrParent>;
    readonly size: number;
    readonly asOf: number;
    readonly rowIdToNode: Map<string, LeafOrParent>;
    before: TreeLeaf[];
    after: TreeLeaf[];
};
export type TreeParent = {
    readonly kind: "parent";
    readonly relIndex: number;
    readonly row: RowGroup;
    readonly asOf: number;
    readonly byPath: Map<string | null, LeafOrParent>;
    readonly byIndex: Map<number, LeafOrParent>;
    readonly size: number;
    readonly path: string | null;
    readonly parent: TreeParent | TreeRoot;
    readonly deleted?: boolean;
};
export type TreeLeaf = {
    readonly kind: "leaf";
    readonly relIndex: number;
    readonly row: RowLeaf;
    readonly asOf: number;
    readonly parent: TreeParent | TreeRoot;
    readonly path: string;
    readonly deleted?: boolean;
    readonly optimistic?: "start" | "end";
};
export type LeafOrParent = TreeLeaf | TreeParent;
export type TreeRootAndApi = TreeRoot & {
    readonly set: (payload: SetDataAction) => void;
    readonly delete: (path: DeleteDataAction) => void;
    readonly get: (payload: GetDataAction) => TreeRoot | TreeParent | null;
    readonly addBefore: (leafs: TreeLeaf[]) => void;
    readonly addAfter: (leafs: TreeLeaf[]) => void;
    readonly deleteBefore: (ids: string[]) => void;
    readonly deleteAfter: (ids: string[]) => void;
};
export interface SetDataAction {
    readonly path: (string | null)[];
    readonly asOf?: number;
    readonly size?: number;
    readonly items?: ({
        kind: "parent";
        path: string | null;
        row: RowGroup;
        relIndex: number;
        size: number;
    } | {
        kind: "leaf";
        row: RowLeaf;
        relIndex: number;
    })[];
}
export interface DeleteDataAction {
    readonly path: (string | null)[];
    readonly paths?: string[];
    readonly relIndices?: number[];
}
export interface GetDataAction {
    readonly path: (string | null)[];
}