feat: Initial clean release of CHM

packages/lib/services/style/loadCssToTheme.ts

@@ -0,0 +1,27 @@
+import { Theme } from '../../themes/type';
+import { filename } from '../../path-utils';
+import shim from '../../shim';
+import cssToTheme from './cssToTheme';
+
+export default async function(cssBaseDir: string): Promise<Record<string, Theme>> {
+	const themeDirs = (await shim.fsDriver().readDirStats(cssBaseDir)).filter(f => f.isDirectory());
+
+	const output: Record<string, Theme> = {};
+
+	for (const themeDir of themeDirs) {
+		const themeName = filename(themeDir.path);
+		const cssFile = `${cssBaseDir}/${themeDir.path}/colors.css`;
+		const cssContent = await shim.fsDriver().readFile(cssFile, 'utf8');
+
+		let themeId = themeName;
+		const manifestFile = `${cssBaseDir}/${themeDir.path}/manifest.json`;
+		if (await shim.fsDriver().exists(manifestFile)) {
+			const manifest = JSON.parse(await shim.fsDriver().readFile(manifestFile, 'utf8'));
+			if (manifest.id) themeId = manifest.id;
+		}
+
+		output[themeId] = cssToTheme(cssContent, cssFile);
+	}
+
+	return output;
+}