refactor(chat): remove weekly limit flow

src/stores/chat/__tests__/chat-machine.transitions.test.ts

@@ -767,7 +767,7 @@ describe("chatMachine transitions", () => {
     actor.stop();
   });
 
-  it("clears the weekly limit prompt after payment succeeds", async () => {
+  it("clears the insufficient credits prompt after payment succeeds", async () => {
     const actor = createActor(createTestChatMachine()).start();
 
     actor.send({ type: "ChatUserLogin", token: "token" });
@@ -789,12 +789,12 @@ describe("chatMachine transitions", () => {
             locked: true,
             showContent: false,
             showUpgrade: true,
-            reason: "weekly_limit",
-            hint: "Free message limit reached.",
+            reason: "insufficient_credits",
+            hint: "Insufficient credits.",
             detail: {
-              type: "weekly_msg_limit",
-              usedThisWeek: 3,
-              limit: 3,
+              requiredCredits: 2,
+              currentCredits: 0,
+              shortfallCredits: 2,
             },
           },
           canSendMessage: false,
@@ -808,7 +808,9 @@ describe("chatMachine transitions", () => {
     });
 
     expect(actor.getSnapshot().context.upgradePromptVisible).toBe(true);
-    expect(actor.getSnapshot().context.upgradeReason).toBe("weekly_limit");
+    expect(actor.getSnapshot().context.upgradeReason).toBe(
+      "insufficient_credits",
+    );
     expect(actor.getSnapshot().context.canSendMessage).toBe(false);
 
     actor.send({ type: "ChatPaymentSucceeded" });