All files / src/processors excalidrawProcessor.ts

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import { Notice } from 'obsidian';
import { ObsidianUtils } from '../obsidianUtils';
 
export class ExcalidrawProcessor {
	private excalidrawImageRegex = /!\[\[(.*\.excalidraw)\|?([^\]]*)??\]\]\s?(<!--.*-->)?/i;
 
	private utils: ObsidianUtils;
 
	constructor(utils: ObsidianUtils) {
		this.utils = utils;
	}
 
	process(markdown: string) {
		return markdown
			.split('\n')
			.map(line => {
				if (this.excalidrawImageRegex.test(line)) return this.transformLine(line);
				return line;
			})
			.join('\n');
	}
 
	private transformLine(line: string) {
		const [, image, ext, comment] = this.excalidrawImageRegex.exec(line);
		const imgFile = this.utils.findFile(image);
 
		Iif (imgFile === null) {
			new Notice(`Cannot find Image for ${image}. Make sure to activate Auto-export SVG/PNG in Excalidraw Settings.`, 8000);
			return line;
		}
		return `![[${imgFile}${ext == undefined ? '' : '|' + ext}]] ${comment ?? ''}`;
	}
}