feat(data): add paywall payment APIs

src/data/services/api/chat_api.ts

@@ -16,6 +16,8 @@ import {
   SendMessageRequest,
   SttData,
   SyncMessage,
+  UnlockPrivateRequest,
+  UnlockPrivateResponse,
 } from "@/data/dto/chat";
 
 export class ChatApi {
@@ -81,6 +83,24 @@ export class ChatApi {
       unwrap(env) as Record<string, unknown>
     );
   }
+
+  /**
+   * 解锁私密消息
+   */
+  async unlockPrivateMessage(
+    body: UnlockPrivateRequest,
+  ): Promise<UnlockPrivateResponse> {
+    const env = await httpClient<ApiEnvelope<unknown>>(
+      ApiPath.chatUnlockPrivate,
+      {
+        method: "POST",
+        body: body.toJson(),
+      },
+    );
+    return UnlockPrivateResponse.fromJson(
+      unwrap(env) as Record<string, unknown>,
+    );
+  }
 }
 
 /**