feat: get_private_file_url API

Author: idranme

package.json

@@ -42,10 +42,10 @@
     "protobufjs": "^7.5.4",
     "protobufjs-cli": "^1.1.3",
     "ts-case-convert": "^2.1.0",
-    "tsx": "^4.20.4",
+    "tsx": "^4.20.5",
     "typescript": "^5.9.2",
     "vite": "^7.1.3",
     "vite-plugin-cp": "^6.0.3"
   },
-  "packageManager": "yarn@4.9.2"
+  "packageManager": "yarn@4.9.4"
 }

src/ntqqapi/native/pmhq/index.ts

@@ -572,6 +572,34 @@ export class PMHQ {
     const { download } = Oidb.GroupFileResponse.decode(oidbRespBody)
     return `https://${download?.downloadDns}/ftn_handler/${Buffer.from(download!.downloadUrl!).toString('hex')}/?fname=`
   }
+
+  async getPrivateFileUrl(receiverUid: string, fileUuid: string) {
+    const body = Oidb.PrivateFile.encode({
+      subCommand: 1200,
+      field2: 1,
+      body: {
+        receiverUid,
+        fileUuid,
+        type: 2,
+        t2: 0
+      },
+      field101: 3,
+      field102: 103,
+      field200: 1,
+      field99999: Buffer.from([0xc0, 0x85, 0x2c, 0x01])
+    }).finish()
+    const data = Oidb.Base.encode({
+      command: 0xe37,
+      subCommand: 1200,
+      body,
+    }).finish()
+    const res = await this.httpSendPB('OidbSvcTrpcTcp.0xe37_1200', data)
+    const oidbRespBody = Oidb.Base.decode(Buffer.from(res.pb, 'hex')).body
+    const file = Oidb.PrivateFileResponse.decode(oidbRespBody)
+    const { download } = file.body!.result!.extra!
+    const { fileName } = file.body!.metadata!
+    return `https://${download?.downloadDns}/ftn_handler/${Buffer.from(download!.downloadUrl!).toString('hex')}/?fname=${encodeURIComponent(fileName!)}`
+  }
 }
 
 export const pmhq = new PMHQ()