import { parseMermaidToExcalidraw } from '@excalidraw/mermaid-to-excalidraw';
export interface MermaidConversionResult {
elements: readonly Record<string, unknown>[];
error?: string;
}
const DEFAULT_CONFIG = {
startOnLoad: false,
flowchart: { curve: 'linear' as const },
themeVariables: { fontSize: '20px' },
maxEdges: 500,
maxTextSize: 50000,
};
export async function convertMermaidToExcalidraw(
definition: string,
config?: Record<string, unknown>
): Promise<MermaidConversionResult> {
try {
const mergedConfig = { ...DEFAULT_CONFIG, ...config };
const result = await parseMermaidToExcalidraw(definition, mergedConfig);
if (!result || !result.elements) {
return { elements: [], error: 'Mermaid conversion returned no elements' };
}
return {
elements: result.elements as readonly Record<string, unknown>[],
};
} catch (err) {
const message = err instanceof Error ? err.message : 'Unknown error';
return { elements: [], error: `Mermaid conversion failed: ${message}` };
}
}
