fix(chat): clear limit prompt after payment

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

@@ -354,4 +354,52 @@ describe("chatMachine transitions", () => {
 
     actor.stop();
   });
+
+  it("clears the daily limit prompt after payment succeeds", async () => {
+    const actor = createActor(createTestChatMachine()).start();
+
+    actor.send({ type: "ChatUserLogin", token: "token" });
+    await waitFor(actor, (snapshot) =>
+      snapshot.matches({ userSession: "ready" }),
+    );
+
+    actor.send({
+      type: "ChatQueuedHttpDone",
+      output: {
+        response: ChatSendResponse.from({
+          reply: "",
+          audioUrl: "",
+          messageId: "",
+          isGuest: false,
+          timestamp: Date.now(),
+          image: { type: null, url: null },
+          lockDetail: {
+            locked: true,
+            showContent: false,
+            showUpgrade: true,
+            reason: "daily_limit",
+            hint: "Free message limit reached.",
+            detail: {
+              type: "daily_msg_limit",
+              usedToday: 3,
+              limit: 3,
+            },
+          },
+        }),
+        reply: null,
+      },
+    });
+
+    expect(actor.getSnapshot().context.upgradePromptVisible).toBe(true);
+    expect(actor.getSnapshot().context.upgradeReason).toBe("daily_limit");
+
+    actor.send({ type: "ChatPaymentSucceeded" });
+
+    expect(actor.getSnapshot().context.upgradePromptVisible).toBe(false);
+    expect(actor.getSnapshot().context.upgradeReason).toBeNull();
+    expect(actor.getSnapshot().context.upgradeHint).toBeNull();
+    expect(actor.getSnapshot().context.upgradeDetail).toBeNull();
+
+    actor.stop();
+  });
 });

src/stores/chat/chat-machine.ts

@@ -218,6 +218,13 @@ export const chatMachine = setup({
       return applyHttpSendOutput(context, event.output);
     }),
 
+    clearUpgradePrompt: assign(() => ({
+      upgradePromptVisible: false,
+      upgradeReason: null,
+      upgradeHint: null,
+      upgradeDetail: null,
+    })),
+
     markPaymentUnlockPending: assign(() => ({
       paymentUnlockPending: true,
       unlockHistoryError: null,
@@ -290,7 +297,6 @@ export const chatMachine = setup({
       initial: "initializing",
       states: {
         initializing: {
-          // 本地游客额度逻辑已停用：只等待历史加载完成。
           always: [
             {
               target: "ready",
@@ -376,21 +382,21 @@ export const chatMachine = setup({
             guard: ({ context }) =>
               context.historyLoaded && shouldAutoUnlockHistory(context.messages),
             target: ".unlockingHistory",
-            actions: "markUnlockHistoryStarted",
+            actions: ["clearUpgradePrompt", "markUnlockHistoryStarted"],
           },
           {
             guard: ({ context }) =>
               context.historyLoaded &&
               shouldPromptUnlockHistory(context.messages),
-            actions: "showUnlockHistoryPrompt",
+            actions: ["clearUpgradePrompt", "showUnlockHistoryPrompt"],
           },
           {
             guard: ({ context }) => !context.historyLoaded,
-            actions: "markPaymentUnlockPending",
+            actions: ["clearUpgradePrompt", "markPaymentUnlockPending"],
           },
           {
             guard: ({ context }) => context.historyLoaded,
-            actions: "dismissUnlockHistoryPrompt",
+            actions: ["clearUpgradePrompt", "dismissUnlockHistoryPrompt"],
           },
         ],
         ChatUnlockHistoryConfirmed: {