52 lines
1.5 KiB
JavaScript
52 lines
1.5 KiB
JavaScript
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const REQUIRED_PROVIDER_METHODS = ['start', 'stop', 'checkAvailability', 'resolvePublicUrl'];
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export function createTunnelProviderRegistry(initialProviders = []) {
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const providers = new Map();
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let sealed = false;
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const register = (provider) => {
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if (sealed) {
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throw new Error('Tunnel provider registry is sealed; no further registrations allowed');
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}
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if (!provider || typeof provider.id !== 'string' || provider.id.trim().length === 0) {
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throw new Error('Tunnel provider must define a non-empty id');
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}
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for (const method of REQUIRED_PROVIDER_METHODS) {
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if (typeof provider[method] !== 'function') {
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throw new Error(`Tunnel provider '${provider.id}' must implement ${method}()`);
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}
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}
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const key = provider.id.trim().toLowerCase();
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if (providers.has(key)) {
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throw new Error(`Tunnel provider '${key}' is already registered`);
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}
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providers.set(key, provider);
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return provider;
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};
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const get = (providerId) => {
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if (typeof providerId !== 'string' || providerId.trim().length === 0) {
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return null;
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}
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return providers.get(providerId.trim().toLowerCase()) ?? null;
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};
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const list = () => Array.from(providers.values());
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const listCapabilities = () => list().map((provider) => ({ ...provider.capabilities }));
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for (const provider of initialProviders) {
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register(provider);
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}
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const seal = () => { sealed = true; };
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return {
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register,
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get,
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list,
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listCapabilities,
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seal,
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};
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}
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