Hariom BalharaandGitHub
209a401113
* Enable feature for embeds when 100 pc is set * Dont consider reserved status for quick availability check
33 lines
1.5 KiB
TypeScript
33 lines
1.5 KiB
TypeScript
import { getCookie } from "@calcom/lib/cookie";
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/**
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* NOTE: Feature can be easily rolled back by setting percentage to 0
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*/
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export const isVisitorWithinPercentage = ({ percentage }: { percentage: number }) => {
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// E2E tests must test all features regardless of their rollout percentage
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if (process.env.NEXT_PUBLIC_IS_E2E) {
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return true;
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}
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// Because uid cookie is known to be not accessible in third party context inside embed(in some cases), we could just return true if the feature is 100% enabled
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// It ensures that when the feature is 100% enabled, it is enabled in embeds too
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if (percentage >= 100) {
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return true;
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}
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// TODO: The cookie is currently set when a timeslot is selected but we plan to create it on visitor's visit itself
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// Current purpose is to identify the visitor who reserved a timeslot but could be used for feature rollout and other UX improvements(like if duplicate booking is attempted by the same person)
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const visitorId = getCookie("uid");
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if (!visitorId) {
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return false;
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}
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// Use the visitor UUID to deterministically generate a number between 0-100
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// We'll use the last 4 characters of the UUID as they should be sufficiently random
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const lastFourChars = visitorId.slice(-4);
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// Convert hex to decimal and take modulo 100 to get a number between 0-99
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const deterministicNumber = parseInt(lastFourChars, 16) % 100;
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// Enable if this number falls within the percentage
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return deterministicNumber < percentage;
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};
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