one/dist/esm/platform/fonts/index.native.js

One is a React framework for web, iOS, and Android apps.

import { useEffect, useState } from "react";
import { Image } from "react-native";
import { NitroModules } from "react-native-nitro-modules";
import { rethrowNativeError } from "../nativeError.native.js";

var hybrid;
function getModule() {
	if (hybrid === void 0) {
		hybrid = NitroModules.hasHybridObject("OneFonts") ? NitroModules.createHybridObject("OneFonts") : null;
	}
	return hybrid;
}
function resolveFontUri(name, source) {
	if (typeof source === "string") {
		return source;
	}
	var resolved = Image.resolveAssetSource(source);
	if (!resolved) {
		throw new Error(`Fonts.load: "${name}" is not a font asset`);
	}
	return resolved.uri;
}
async function load(fonts) {
	var module = getModule();
	if (!module) {
		throw new Error("fonts need a native build");
	}
	var entries = Object.entries(fonts).map(function(param) {
		var [name, source] = param;
		return {
			name,
			uri: resolveFontUri(name, source)
		};
	});
	await Promise.all(entries.map(function(param) {
		var { name, uri } = param;
		return module.load(name, uri).catch(rethrowNativeError);
	}));
}
function isLoaded(name) {
	var module = getModule();
	if (!module) {
		return false;
	}
	return module.isLoaded(name);
}
var Fonts = {
	load,
	isLoaded
};
function useFonts(fonts) {
	var [loaded, setLoaded] = useState(function() {
		return Object.keys(fonts).every(isLoaded);
	});
	var [error, setError] = useState(null);
	useEffect(function() {
		if (loaded) {
			return;
		}
		var cancelled = false;
		setError(null);
		load(fonts).then(function() {
			if (!cancelled) {
				setLoaded(true);
			}
		}, function(reason) {
			if (!cancelled) {
				setError(reason instanceof Error ? reason : new Error(String(reason)));
			}
		});
		return function() {
			cancelled = true;
		};
	}, []);
	return [loaded, error];
}

export { Fonts, useFonts };
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