Add TeleportTo command and map region lookup by name

lib/classes/commands/RegionCommands.ts

@@ -1,6 +1,41 @@
 import {CommandsBase} from './CommandsBase';
+import {UUID} from '../UUID';
+import {Packet} from '../Packet';
+import * as Long from 'long';
+import {PacketFlags} from '../../enums/PacketFlags';
+import {RegionHandleRequestMessage} from '../messages/RegionHandleRequest';
+import {Message} from '../../enums/Message';
+import {FilterResponse} from '../../enums/FilterResponse';
+import {RegionIDAndHandleReplyMessage} from '../messages/RegionIDAndHandleReply';
 
 export class RegionCommands extends CommandsBase
 {
-
+    getRegionHandle(regionID: UUID): Promise<Long>
+    {
+        return new Promise<Long>((resolve, reject) =>
+        {
+            const circuit = this.currentRegion.circuit;
+            const msg: RegionHandleRequestMessage = new RegionHandleRequestMessage();
+            msg.RequestBlock = {
+                RegionID: regionID,
+            };
+            circuit.sendMessage(msg, PacketFlags.Reliable);
+            circuit.waitForMessage(Message.RegionIDAndHandleReply, 10000, (packet: Packet): FilterResponse =>
+            {
+                const filterMsg = packet.message as RegionIDAndHandleReplyMessage;
+                if (filterMsg.ReplyBlock.RegionID.toString() === regionID.toString())
+                {
+                    return FilterResponse.Finish;
+                }
+                else
+                {
+                    return FilterResponse.NoMatch;
+                }
+            }).then((packet: Packet) =>
+            {
+                const responseMsg = packet.message as RegionIDAndHandleReplyMessage;
+                resolve(responseMsg.ReplyBlock.RegionHandle);
+            });
+        });
+    }
 }