refactor(chat): remove private unlock machine flow

src/app/chat/components/message-content.tsx

@@ -5,7 +5,6 @@ import { TextBubble } from "./text-bubble";
 import { VoiceBubble } from "./voice-bubble";
 
 export interface MessageContentProps {
-  messageId?: string;
   content: string;
   imageUrl?: string | null;
   imagePaywalled?: boolean;
@@ -15,8 +14,7 @@ export interface MessageContentProps {
   lockReason?: string | null;
   lockedPrivate?: boolean | null;
   privateMessageHint?: string | null;
-  isUnlockingPrivate?: boolean;
-  onUnlockPrivateMessage?: (messageId: string) => void;
+  onUnlockPrivateMessage?: () => void;
   onUnlockImagePaywall?: () => void;
   onUnlockVoiceMessage?: () => void;
 }
@@ -24,7 +22,6 @@ export interface MessageContentProps {
 const IMAGE_PLACEHOLDER = "[图片]";
 
 export function MessageContent({
-  messageId,
   content,
   imageUrl,
   imagePaywalled,
@@ -34,7 +31,6 @@ export function MessageContent({
   lockReason,
   lockedPrivate,
   privateMessageHint,
-  isUnlockingPrivate = false,
   onUnlockPrivateMessage,
   onUnlockImagePaywall,
   onUnlockVoiceMessage,
@@ -63,12 +59,8 @@ export function MessageContent({
       {isLockedPrivateMessage ? (
         <PrivateMessageCard
           hint={privateMessageHint}
-          isUnlocking={isUnlockingPrivate}
-          onUnlock={
-            messageId
-              ? () => onUnlockPrivateMessage?.(messageId)
-              : undefined
-          }
+          isUnlocking={false}
+          onUnlock={onUnlockPrivateMessage}
         />
       ) : (
         <>
@@ -85,7 +77,7 @@ export function MessageContent({
               isFromAI={isFromAI}
               locked={isLockedVoiceMessage}
               hint={privateMessageHint}
-              isUnlocking={isUnlockingPrivate}
+              isUnlocking={false}
               onUnlock={
                 isLockedVoiceMessage
                   ? onUnlockVoiceMessage