feature: random spawning positions

Basic/2DSpaceShooter/Assets/Scenes/network.unity

@@ -750,6 +750,7 @@ GameObject:
   - component: {fileID: 872897446}
   - component: {fileID: 872897444}
   - component: {fileID: 872897445}
+  - component: {fileID: 872897447}
   m_Layer: 0
   m_Name: NetworkManager
   m_TagString: Untagged
@@ -834,7 +835,7 @@ MonoBehaviour:
     MaxReceiveEventsPerTickRate: 500
     EventTickrate: 64
     ClientConnectionBufferTimeout: 10
-    ConnectionApproval: 0
+    ConnectionApproval: 1
     ConnectionData: 
     EnableTimeResync: 0
     TimeResyncInterval: 30
@@ -856,6 +857,23 @@ MonoBehaviour:
       type: {class: NullableBoolSerializable, ns: MLAPI.Configuration, asm: Unity.Multiplayer.MLAPI.Runtime}
       data:
         Value: 14735065859013011121
+--- !u!114 &872897447
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 872897443}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: e23a6243f7715c44ea5d997e13ccbaee, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_SpawnMethod: 0
+  m_SpawnPositions:
+  - {x: 18, y: 12, z: 0}
+  - {x: 33, y: -32, z: 0}
+  - {x: 9, y: -25, z: 0}
 --- !u!4 &872897449
 Transform:
   m_ObjectHideFlags: 0

Basic/2DSpaceShooter/Assets/Scripts/RandomPositionPlayerSpawner.cs

@@ -0,0 +1,56 @@
+using System;
+using System.Collections.Generic;
+using MLAPI;
+using UnityEngine;
+using Random = UnityEngine.Random;
+
+[RequireComponent(typeof(NetworkManager))]
+public class RandomPositionPlayerSpawner: MonoBehaviour
+{
+    NetworkManager m_NetworkManager;
+
+    int m_RoundRobinIndex = 0;
+
+    [SerializeField]
+    SpawnMethod m_SpawnMethod;
+
+    [SerializeField]
+    List<Vector3> m_SpawnPositions = new List<Vector3>() { Vector3.zero };
+
+    /// <summary>
+    /// Get a spawn position for a spawned object based on the spawn method.
+    /// </summary>
+    /// <returns>?The spawn position.</returns>
+    /// <exception cref="NotImplementedException"></exception>
+    public Vector3 GetNextSpawnPosition()
+    {
+        switch (m_SpawnMethod)
+        {
+            case SpawnMethod.Random:
+                var index = Random.Range(0, m_SpawnPositions.Count);
+                return m_SpawnPositions[index];
+            case SpawnMethod.RoundRobin:
+                m_RoundRobinIndex = (m_RoundRobinIndex + 1) % m_SpawnPositions.Count;
+                return m_SpawnPositions[m_RoundRobinIndex];
+            default:
+                throw new NotImplementedException();
+        }
+    }
+
+    private void Awake()
+    {
+        var networkManager = gameObject.GetComponent<NetworkManager>();
+        networkManager.ConnectionApprovalCallback += ConnectionApprovalWithRandomSpawnPos;
+    }
+
+    void ConnectionApprovalWithRandomSpawnPos(byte[] payload, ulong clientId, NetworkManager.ConnectionApprovedDelegate callback)
+    {
+        callback(true, null, true, GetNextSpawnPosition(), Quaternion.identity);
+    }
+}
+
+enum SpawnMethod
+{
+    Random = 0,
+    RoundRobin = 1,
+}

Basic/2DSpaceShooter/Assets/Scripts/ShipControl.cs

@@ -124,7 +124,7 @@ public void TakeDamage(int amount)
 
             m_Deaths += 1;
             Health.Value = 100;
-            transform.position = Vector3.zero;
+            transform.position = NetworkManager.GetComponent<RandomPositionPlayerSpawner>().GetNextSpawnPosition();
             GetComponent<Rigidbody2D>().velocity = Vector3.zero;
             GetComponent<Rigidbody2D>().angularVelocity = 0;
         }