return-youtube-dislike/Extensions/combined/src/patreon.js

import { initPremiumAnalytics, teardownPremiumAnalytics, updatePremiumSession } from "./premiumAnalytics";
import {
  initPremiumTeaser,
  setTeaserSuppressed,
  TEASER_SUPPRESSION_REASON_PREMIUM,
} from "./premiumAnalytics/teaser";

let patreonState = {
  authenticated: false,
  user: null,
  sessionToken: null,
};

function initPatreonFeatures() {
  initPremiumTeaser();

  chrome.storage.sync.get(["patreonAuthenticated", "patreonUser", "patreonSessionToken"], (data) => {
    if (data.patreonAuthenticated && data.patreonUser) {
      patreonState.authenticated = true;
      patreonState.user = data.patreonUser;
      patreonState.sessionToken = data.patreonSessionToken;
      updatePremiumSession({
        token: patreonState.sessionToken,
        active: patreonState.user?.hasActiveMembership,
        membershipTier: patreonState.user?.membershipTier,
      });
      enablePremiumFeatures();
    }
  });

  chrome.runtime.onMessage.addListener((request, sender, sendResponse) => {
    if (request.message === "patreon_status_changed") {
      patreonState.authenticated = request.authenticated;
      patreonState.user = request.user || null;

      if (request.authenticated) {
        patreonState.sessionToken = request.sessionToken ?? patreonState.sessionToken;
        updatePremiumSession({
          token: patreonState.sessionToken,
          active: patreonState.user?.hasActiveMembership,
          membershipTier: patreonState.user?.membershipTier,
        });
        enablePremiumFeatures();
      } else {
        patreonState.sessionToken = null;
        updatePremiumSession({ token: null, active: false });
        disablePremiumFeatures();
      }
    }
  });
}

function enablePremiumFeatures() {
  const tier = patreonState.user?.membershipTier;
  const hasActiveMembership = patreonState.user?.hasActiveMembership;

  if (hasActiveMembership && tier === "premium") {
    setTeaserSuppressed(true, TEASER_SUPPRESSION_REASON_PREMIUM);
    initPremiumAnalytics();
  }
}

function disablePremiumFeatures() {
  const premiumElements = document.querySelectorAll(".ryd-premium-feature");
  premiumElements.forEach((el) => el.remove());
  teardownPremiumAnalytics();
  setTeaserSuppressed(false, TEASER_SUPPRESSION_REASON_PREMIUM);
}

function isPatreonUser() {
  return patreonState.authenticated && patreonState.user?.hasActiveMembership;
}

function getPatreonTier() {
  return patreonState.user?.membershipTier || "none";
}

export { initPatreonFeatures, isPatreonUser, getPatreonTier, patreonState };