31 lines
1.1 KiB
JavaScript
31 lines
1.1 KiB
JavaScript
export function reconnectDelayMs(
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attempt,
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opts = { baseMs: 1000, maxMs: 30000, jitterMs: 1000, random: Math.random },
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) {
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const baseMs = Number.isFinite(opts.baseMs) ? opts.baseMs : 1000;
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const maxMs = Number.isFinite(opts.maxMs) ? opts.maxMs : 30000;
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const jitterMs = Number.isFinite(opts.jitterMs) ? opts.jitterMs : 1000;
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const random = typeof opts.random === "function" ? opts.random : Math.random;
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const safeAttempt = Math.max(0, Number.isFinite(attempt) ? attempt : 0);
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const backoff = Math.min(baseMs * 2 ** safeAttempt, maxMs);
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return backoff + Math.max(0, jitterMs) * random();
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}
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export function buildRelayWsUrl(port, gatewayToken) {
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const token = String(gatewayToken || "").trim();
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if (!token) {
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throw new Error(
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"Missing gatewayToken in extension settings (chrome.storage.local.gatewayToken)",
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);
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}
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return `ws://127.0.0.1:${port}/extension?token=${encodeURIComponent(token)}`;
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}
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export function isRetryableReconnectError(err) {
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const message = err instanceof Error ? err.message : String(err || "");
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if (message.includes("Missing gatewayToken")) {
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return false;
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}
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return true;
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}
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