40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
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import { ROOT_CONTAINER_WIDGET_ID } from "./constants";
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import type { NormalizedSchema } from "normalizr";
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import { schema, normalize, denormalize } from "normalizr";
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export type NestedDSLWidget<W> = W & { children?: NestedDSLWidget<W>[] };
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export type NestedDSL<W> = NestedDSLWidget<W>;
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export type FlattenedDSLWidget<W> = W & { children?: string[] };
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export type FlattenedDSL<W> = { [widgetId: string]: FlattenedDSLWidget<W> };
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export type FlattenedDSLEntities<W> = { canvasWidgets: FlattenedDSL<W> };
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// Schema by widgetId
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const SCHEMA_BY_ID = new schema.Entity(
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"canvasWidgets",
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{},
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{ idAttribute: "widgetId" },
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);
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SCHEMA_BY_ID.define({ children: [SCHEMA_BY_ID] });
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// Normalising using widgetId
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export function flattenDSL<W>(nestedDSL: NestedDSL<W>): FlattenedDSL<W> {
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const {
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entities,
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}: NormalizedSchema<FlattenedDSLEntities<W>, string> = normalize(
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nestedDSL,
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SCHEMA_BY_ID,
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);
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return entities.canvasWidgets;
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}
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// Denormalising using widgetId
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export function nestDSL<W>(
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flattenedDSL: FlattenedDSL<W>,
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widgetId: string = ROOT_CONTAINER_WIDGET_ID,
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): NestedDSL<W> {
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const entities = { canvasWidgets: flattenedDSL };
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return denormalize(widgetId, SCHEMA_BY_ID, entities);
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}
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