Moved "extension/ui" to "webview", removed "shared".

webview/src/visualizers/Visualizer.ts

@@ -0,0 +1,76 @@
+import { ExtractedData } from "@hediet/debug-visualizer-data-extraction";
+
+export interface VisualizationId extends String {
+	__brand: "VisualizationId";
+}
+
+export function asVisualizationId(id: string): VisualizationId {
+	return (id as unknown) as VisualizationId;
+}
+
+export interface Visualization {
+	readonly name: string;
+	readonly id: VisualizationId;
+	readonly priority: number;
+	render(): React.ReactElement;
+}
+
+export interface VisualizationCollector {
+	addVisualization(visualization: Visualization): void;
+}
+
+export abstract class VisualizationProvider {
+	abstract getVisualizations(
+		data: ExtractedData,
+		collector: VisualizationCollector
+	): void;
+
+	getVisualizationsArray(data: ExtractedData): Visualization[] {
+		const result = new Array<Visualization>();
+		this.getVisualizations(data, {
+			addVisualization(visualization) {
+				result.push(visualization);
+			},
+		});
+		return result;
+	}
+
+	getBestVisualization(
+		data: ExtractedData,
+		preferredVisualization: VisualizationId | undefined
+	): {
+		visualization: Visualization | undefined;
+		allVisualizations: Visualization[];
+	} {
+		const allVisualizations = this.getVisualizationsArray(data);
+		allVisualizations.sort((a, b) => b.priority - a.priority);
+
+		let visualization: Visualization | undefined = allVisualizations[0];
+		if (preferredVisualization) {
+			const preferred = allVisualizations.find(
+				vis => vis.id === preferredVisualization
+			);
+			if (preferred) {
+				visualization = preferred;
+			}
+		}
+		return { visualization, allVisualizations };
+	}
+}
+
+export class ComposedVisualizationProvider extends VisualizationProvider {
+	constructor(
+		private readonly composedProviders: ReadonlyArray<VisualizationProvider>
+	) {
+		super();
+	}
+
+	getVisualizations(
+		data: ExtractedData,
+		collector: VisualizationCollector
+	): void {
+		for (const c of this.composedProviders) {
+			c.getVisualizations(data, collector);
+		}
+	}
+}