Adds emoji icons to chain events log

Framework/Utils/RandomUtils.cs

@@ -5,6 +5,16 @@
         private static readonly Random random = new Random();
         private static readonly object @lock = new object();
 
+        public static T GetOneRandom<T>(this T[] items)
+        {
+            lock (@lock)
+            {
+                var i = random.Next(0, items.Length);
+                var result = items[i];
+                return result;
+            }
+        }
+
         public static T PickOneRandom<T>(this List<T> remainingItems)
         {
             lock (@lock)

Tools/TestNetRewarder/EmojiMaps.cs

@@ -0,0 +1,53 @@
+using Utils;
+
+namespace TestNetRewarder
+{
+    public class EmojiMaps
+    {
+        private readonly string[] create = new[]
+        {
+            "🐟",
+            "🔵",
+            "🟦" // blue square
+        };
+        private readonly string[] positive = new[]
+        {
+            "🟢", // green circle
+            "🟩" // green square
+        };
+        private readonly string[] surprise = new[]
+        {
+            "🧐",
+            "🤨",
+            "🟡", // yellow circle
+            "🟨" // yellow square
+        };
+        private readonly string[] negative = new[]
+        {
+            "⛔",
+            "🚫",
+            "🔴",
+            "🟥" // red square
+        };
+
+        public string GetCreate()
+        {
+            return RandomUtils.GetOneRandom(create);
+        }
+
+        public string GetPositive()
+        {
+            return RandomUtils.GetOneRandom(positive);
+        }
+
+        public string GetSurprise()
+        {
+            return RandomUtils.GetOneRandom(surprise);
+        }
+
+        public string GetNegative()
+        {
+            return RandomUtils.GetOneRandom(negative);
+        }
+    }
+}

Tools/TestNetRewarder/EventsFormatter.cs

@@ -11,6 +11,7 @@ namespace TestNetRewarder
     {
         private static readonly string nl = Environment.NewLine;
         private readonly List<string> events = new List<string>();
+        private readonly EmojiMaps emojiMaps = new EmojiMaps();
 
         public string[] GetEvents()
         {
@@ -27,7 +28,7 @@ namespace TestNetRewarder
         public void OnNewRequest(RequestEvent requestEvent)
         {
             var request = requestEvent.Request;
-            AddRequestBlock(requestEvent, "New Request",
+            AddRequestBlock(requestEvent, $"{C} New Request",
                 $"Client: {request.Client}",
                 $"Content: {request.Request.Content.Cid}",
                 $"Duration: {BigIntToDuration(request.Request.Ask.Duration)}",
@@ -42,27 +43,27 @@ namespace TestNetRewarder
 
         public void OnRequestCancelled(RequestEvent requestEvent)
         {
-            AddRequestBlock(requestEvent, "Cancelled");
+            AddRequestBlock(requestEvent, $"{N} Cancelled");
         }
 
         public void OnRequestFailed(RequestEvent requestEvent)
         {
-            AddRequestBlock(requestEvent, "Failed");
+            AddRequestBlock(requestEvent, $"{N} Failed");
         }
 
         public void OnRequestFinished(RequestEvent requestEvent)
         {
-            AddRequestBlock(requestEvent, "Finished");
+            AddRequestBlock(requestEvent, $"{P} Finished");
         }
 
         public void OnRequestFulfilled(RequestEvent requestEvent)
         {
-            AddRequestBlock(requestEvent, "Started");
+            AddRequestBlock(requestEvent, $"{P} Started");
         }
 
         public void OnSlotFilled(RequestEvent requestEvent, EthAddress host, BigInteger slotIndex)
         {
-            AddRequestBlock(requestEvent, "Slot Filled",
+            AddRequestBlock(requestEvent, $"{P} Slot Filled",
                 $"Host: {host}",
                 $"Slot Index: {slotIndex}"
             );
@@ -70,14 +71,14 @@ namespace TestNetRewarder
 
         public void OnSlotFreed(RequestEvent requestEvent, BigInteger slotIndex)
         {
-            AddRequestBlock(requestEvent, "Slot Freed",
+            AddRequestBlock(requestEvent, $"{S} Slot Freed",
                 $"Slot Index: {slotIndex}"
             );
         }
 
         public void OnSlotReservationsFull(RequestEvent requestEvent, BigInteger slotIndex)
         {
-            AddRequestBlock(requestEvent, "Slot Reservations Full",
+            AddRequestBlock(requestEvent, $"{P} Slot Reservations Full",
                 $"Slot Index: {slotIndex}"
             );
         }
@@ -137,5 +138,10 @@ namespace TestNetRewarder
             var tt = new TestToken(big);
             return tt.ToString();
         }
+
+        private string C => emojiMaps.GetCreate();
+        private string P => emojiMaps.GetPositive();
+        private string S => emojiMaps.GetSurprise();
+        private string N => emojiMaps.GetNegative();
     }
 }