Added random factor on server side to the angle

src/domain/bot.ts

@@ -48,12 +48,23 @@ export default class Bot {
   }
 
   handleMove(angle: number, map: Map): void {
-    this.angle = angle
+    this.angle = this.pummiFactor(angle)
     console.log(this.position.x)
-    this.position.updatePosition(angle, map.getSpeedAtPosition(this.position))
+    this.position.updatePosition(
+      this.angle,
+      map.getSpeedAtPosition(this.position),
+    )
     Log.moveMessage(this.name, this.position)
   }
 
+  pummiFactor(angle: number): number {
+    // Standard normal distribution with box-muller transform https://en.wikipedia.org/wiki/Box%E2%80%93Muller_transform
+    let u1 = Math.random()
+    let u2 = Math.random()
+    let z0 = Math.sqrt(-2 * Math.log(u1)) * Math.cos(2 * Math.PI * u2)
+    return angle + z0 * (Math.PI / 3)
+  }
+
   handleStamp(map: Map): void {
     const { x, y } = this.position
     const closeEnoughToCheckpoint = map.closeEnoughToCheckpoint(this.position)

src/domain/map.ts

@@ -27,7 +27,7 @@ export default class Map {
   }
 
   getSpeedAtPosition(position: Position): number {
-    return 1
+    return 10
   }
 
   closeEnoughToCheckpoint(position: Position): boolean {

src/example/client.ts

@@ -94,15 +94,11 @@ const joinMessage = {
 }
 
 const createConnection = (): void => {
-  const socket = connect(
-    PORT,
-    'localhost',
-    () => {
-      // Send the initial message once connected
-      console.log(`Joining: ${JSON.stringify(joinMessage)}`)
-      socket.write(JSON.stringify(joinMessage))
-    },
-  )
+  const socket = connect(PORT, 'localhost', () => {
+    // Send the initial message once connected
+    console.log(`Joining: ${JSON.stringify(joinMessage)}`)
+    socket.write(JSON.stringify(joinMessage))
+  })
 
   const handleMapMessage = (socket: Socket, message: MapMessage): void => {
     Log.info(`Received map: ${JSON.stringify(message.data)}`)
@@ -150,10 +146,10 @@ const createConnection = (): void => {
       return
     }
     if (
-      // Have a discussion with Jarno - or someone who knows goddamn math
+      // Could also use norm in math.js: https://mathjs.org/docs/reference/functions/norm.html
       Math.sqrt(
-        (currentPosition.x - target.x) * (currentPosition.x - target.x) +
-          (currentPosition.y - target.y) * (currentPosition.y - target.y),
+        (currentPosition.x - target.x) ** 2 +
+          (currentPosition.y - target.y) ** 2,
       ) < 5.0
     ) {
       if (target === map.goal) {