feat: make port_query_offset accept a number or an array of numbers (#…

…471)

* feat: add port_query_offset_alt

* feat: port_query_offset can now handle arrays of numbers

* back to previous state

* refactor gameQueryPortOffset ifs

* simpler code

lib/QueryRunner.js

@@ -45,18 +45,21 @@ export default class QueryRunner {
       })
     }
 
+    let portOffsetArray = gameQueryPortOffset
+    if (!Array.isArray(portOffsetArray)) {
+      gameQueryPortOffset ? portOffsetArray = [gameQueryPortOffset] : portOffsetArray = [0]
+    }
+
     if (userOptions.port) {
       if (!userOptions.givenPortOnly) {
-        if (gameQueryPortOffset) { addAttemptWithPort(userOptions.port + gameQueryPortOffset) }
-
+        portOffsetArray.forEach((portOffset) => { addAttemptWithPort(userOptions.port + portOffset) })
         if (userOptions.port === gameOptions.port && gameQueryPort) { addAttemptWithPort(gameQueryPort) }
       }
-
       attempts.push(optionsCollection)
     } else if (gameQueryPort) {
       addAttemptWithPort(gameQueryPort)
     } else if (gameOptions.port) {
-      addAttemptWithPort(gameOptions.port + (gameQueryPortOffset || 0))
+      portOffsetArray.forEach((portOffset) => { addAttemptWithPort(gameOptions.port + portOffset) })
     } else {
       // Hopefully the request doesn't need a port. If it does, it'll fail when making the request.
       attempts.push(optionsCollection)