wip

src/idz/encoder.ts

@@ -0,0 +1,76 @@
+import { Transform } from "stream";
+
+import { MSG } from "./defs";
+
+const writers = new Map<string, (foo: any) => Buffer>();
+
+writers.set("get_config_data_res", obj => {
+  const buf = Buffer.alloc(0x01a0);
+
+  buf.writeUInt16LE(MSG.GET_CONFIG_DATA_RES, 0x0000);
+  buf.writeUInt16LE(obj.status, 0x0002);
+
+  return buf;
+});
+
+writers.set("get_config_data_2_res", obj => {
+  const buf = Buffer.alloc(0x230);
+
+  buf.writeUInt16LE(MSG.GET_CONFIG_DATA_2_RES, 0x0000);
+  buf.writeUInt16LE(obj.status, 0x0002);
+
+  return buf;
+});
+
+writers.set("get_server_list_res", obj => {
+  const buf = Buffer.alloc(0x04b0);
+
+  buf.writeUInt16LE(MSG.GET_SERVER_LIST_RES, 0x0000);
+  buf.writeUInt16LE(obj.status, 0x0002);
+  buf.write(obj.userDb.addr, 0x0004);
+  buf.writeUInt16LE(obj.userDb.tcp, 0x0084);
+  buf.writeUInt16LE(obj.userDb.http, 0x0086);
+  buf.write(obj.matchAddr, 0x0088);
+  buf.writeUInt16LE(obj.matchPort.tcp, 0x0108);
+  buf.writeUInt16LE(obj.matchPort.udpSend, 0x010a);
+  buf.writeUInt16LE(obj.matchPort.udpRecv, 0x010c);
+  buf.writeUInt16LE(obj.tagMatchPort.tcp, 0x010e);
+  buf.writeUInt16LE(obj.tagMatchPort.udpSend, 0x0110);
+  buf.writeUInt16LE(obj.tagMatchPort.udpRecv, 0x0112);
+  buf.write(obj.event.addr, 0x0114);
+  buf.writeUInt16LE(obj.event.tcp, 0x0194);
+  buf.write(obj.screenshot.addr, 0x0198);
+  buf.writeUInt16LE(obj.screenshot.tcp, 0x0218);
+  buf.write(obj.pingReturn, 0x021c);
+  buf.write(obj.echo1.addr, 0x029c);
+  buf.write(obj.echo2.addr, 0x031c);
+  buf.writeUInt16LE(obj.echo1.udp, 0x39c);
+  buf.writeUInt16LE(obj.echo2.udp, 0x39e);
+  buf.write(obj.newsUrl, 0x03a0);
+  buf.write(obj.reportErrorUrl, 0x0424);
+
+  return buf;
+});
+
+export class Encoder extends Transform {
+  constructor() {
+    super({
+      readableObjectMode: true,
+      writableObjectMode: true,
+    });
+  }
+
+  _transform(obj, encoding, callback) {
+    console.log("Idz: Response:", obj);
+
+    const writer = writers.get(obj.type);
+
+    if (writer === undefined) {
+      return callback(new Error(`No writer for type ${obj.type}`));
+    }
+
+    const buf = writer(obj);
+
+    return callback(null, buf);
+  }
+}