Function updateVariableList

api/metadata/src/variable/update.ts:15–57

(env: Env, ctx: ExecutionContext)

import type { AxisRegistry, AxisRegistryDownload } from './types';

export const updateVariableList = async (env: Env, ctx: ExecutionContext) => {
	const resp = await fetch(VARIABLE_URL);
	if (!resp.ok) {
		const text = await resp.text();
		throw new StatusError(
			resp.status,
			`Failed to fetch variable metadata list. ${text}`,
		);
	}
	const data = (await resp.json()) as Record<
		string,
		VariableMetadataWithVariants
	>;

	const respIcons = await fetch(VARIABLE_ICONS_URL);
	if (!respIcons.ok) {
		const text = await respIcons.text();
		throw new StatusError(
			respIcons.status,
			`Failed to fetch variable icons metadata list. ${text}`,
		);
	}
	const dataIcons = (await respIcons.json()) as Record<
		string,
		VariableMetadataWithVariants
	>;

	const dataMerged = { ...data, ...dataIcons };

	// Remove variants property from all fonts
	const noVariants: Record<string, VariableMetadata> = {};
	for (const [key, value] of Object.entries(dataMerged)) {
		const { axes, family } = value;
		noVariants[key] = { axes, family };
	}

	// Save entire metadata into KV first
	ctx.waitUntil(
		env.METADATA.put(METADATA_KEYS.variable_list, JSON.stringify(noVariants)),
	);

	return noVariants;
};

export const updateAxisRegistry = async (env: Env, ctx: ExecutionContext) => {
	const resp = await fetch(AXIS_REGISTRY_URL);