NapCatQQ source snapshot

packages/napcat-core/packet/transformer/oidb/oidbBase.ts

@@ -0,0 +1,28 @@
+import * as proto from '@/napcat-core/packet/transformer/proto';
+import { NapProtoMsg } from 'napcat-protobuf';
+import { OidbPacket, PacketBufBuilder, PacketTransformer } from '@/napcat-core/packet/transformer/base';
+
+class OidbBase extends PacketTransformer<typeof proto.OidbSvcTrpcTcpBase> {
+  build (cmd: number, subCmd: number, body: Uint8Array, isUid: boolean = true, _isLafter: boolean = false): OidbPacket {
+    const data = new NapProtoMsg(proto.OidbSvcTrpcTcpBase).encode({
+      command: cmd,
+      subCommand: subCmd,
+      body,
+      isReserved: isUid ? 1 : 0,
+    });
+    return {
+      cmd: `OidbSvcTrpcTcp.0x${cmd.toString(16).toUpperCase()}_${subCmd}`,
+      data: PacketBufBuilder(data),
+    };
+  }
+
+  parse (data: Buffer) {
+    const res = new NapProtoMsg(proto.OidbSvcTrpcTcpBase).decode(data);
+    if (res.errorCode !== 0) {
+      throw new Error(`OidbSvcTrpcTcpBase parse error: ${res.errorMsg} (code=${res.errorCode})`);
+    }
+    return res;
+  }
+}
+
+export default new OidbBase();