From efab24b017b91b1629423697ef5f33903cdc5211 Mon Sep 17 00:00:00 2001
From: Dimitris Klouvas <dimitris@clerk.dev>
Date: Wed, 22 Nov 2023 17:24:58 +0200
Subject: [PATCH] chore(clerk-js): Drop session tokens legacy integration
 handling

---
 .changeset/little-apes-notice.md              |  5 +++
 .../clerk-js/src/core/resources/Session.ts    | 33 -------------------
 2 files changed, 5 insertions(+), 33 deletions(-)
 create mode 100644 .changeset/little-apes-notice.md

diff --git a/.changeset/little-apes-notice.md b/.changeset/little-apes-notice.md
new file mode 100644
index 0000000000..7020f738c1
--- /dev/null
+++ b/.changeset/little-apes-notice.md
@@ -0,0 +1,5 @@
+---
+'@clerk/clerk-js': minor
+---
+
+Drop firebase legacy integration code and start using sessions/:sid/tokens/:template endpoint for the firebase tokens.
diff --git a/packages/clerk-js/src/core/resources/Session.ts b/packages/clerk-js/src/core/resources/Session.ts
index 8f6be3c598..a153414c41 100644
--- a/packages/clerk-js/src/core/resources/Session.ts
+++ b/packages/clerk-js/src/core/resources/Session.ts
@@ -136,35 +136,6 @@ export class Session extends BaseResource implements SessionResource {
     return `${template ? `${this.id}-${template}` : this.id}-${this.updatedAt.getTime()}`;
   }
 
-  #isLegacyIntegrationRequest = (template: string | undefined): boolean => {
-    return !!template && template.startsWith('integration_');
-  };
-
-  #removeLegacyIntegrationPrefix = (template: string | undefined): string => {
-    return (template || '').replace('integration_', '');
-  };
-
-  // Can be removed once `integration_firebase` are no longer supported
-  #handleLegacyIntegrationToken = async (options: GetTokenOptions): Promise<string> => {
-    const { template, leewayInSeconds } = options;
-    const cachedEntry = SessionTokenCache.get({ tokenId: this.user!.id, audience: template }, leewayInSeconds);
-    if (cachedEntry) {
-      return cachedEntry.tokenResolver.then(res => res.getRawString());
-    }
-    const tokenResolver = Token.create(this.user!.pathRoot + '/tokens', {
-      service: this.#removeLegacyIntegrationPrefix(template),
-    });
-    SessionTokenCache.set({
-      tokenId: this.user!.id,
-      audience: template,
-      tokenResolver,
-    });
-    return tokenResolver.then(token => {
-      eventBus.dispatch(events.TokenUpdate, { token });
-      return token.getRawString();
-    });
-  };
-
   protected fromJSON(data: SessionJSON | null): this {
     if (!data) {
       return this;
@@ -200,10 +171,6 @@ export class Session extends BaseResource implements SessionResource {
       throw new Error('Leeway can not exceed the token lifespan (60 seconds)');
     }
 
-    if (this.#isLegacyIntegrationRequest(template)) {
-      return this.#handleLegacyIntegrationToken({ template, leewayInSeconds, skipCache });
-    }
-
     const tokenId = this.#getCacheId(template);
     const cachedEntry = skipCache ? undefined : SessionTokenCache.get({ tokenId }, leewayInSeconds);