mask email instead of filtering it;

mongodb-developer · Jul 31, 2024 · 9ddd75e · 9ddd75e
1 parent 79f18af
commit 9ddd75e
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Showing 2 changed files with 21 additions and 17 deletions.
diff --git a/rest_service/Controllers/PlayersController.cs b/rest_service/Controllers/PlayersController.cs
@@ -47,29 +47,19 @@ public async Task<List<PlayerResponse>> GetPlayers([FromQuery] PlayerRequest pla
         if (!string.IsNullOrEmpty(playerRequest.Id))
             filter &= Builders<Player>.Filter.Eq("Id", playerRequest.Id);
 
-        // Projection to only include Name and Age fields
-        var projection = Builders<Player>.Projection
-                         .Exclude("Email");
-
         // If Name but no Location, then get Location from players_unique
         if (!string.IsNullOrEmpty(playerRequest.Name) && string.IsNullOrEmpty(playerRequest.Location))
         {
-
-            // Projection to only include Name and Age fields
-            var projectionUnique = Builders<PlayerUnique>.Projection
-                             .Exclude("Email");
-
             var playerUnique = _playersUniqueCollection
                 .Find(Builders<PlayerUnique>
                     .Filter.Eq(x => x.Name, playerRequest.Name))
-                .Project<PlayerUnique>(projectionUnique)
                 .FirstOrDefault<PlayerUnique>();
 
             if (playerUnique != null)
                 filter &= Builders<Player>.Filter.Eq(x => x.Location, playerUnique.Location);
         }
 
-        var players = await _playersCollection.FindAsync(filter, new FindOptions<Player, Player>() { Limit = 10, Projection = projection });
+        var players = await _playersCollection.FindAsync(filter, new FindOptions<Player, Player>() { Limit = 10 });
 
         var playersResponse =
             players.ToList().Select(player => new PlayerResponse(player)).ToList();
@@ -318,11 +308,6 @@ public async Task<List<PlayerResponse>> PlayerSearch([FromQuery] PlayerRequest p
                                         }
                                     }
                                 }
-                            }),
-                            new BsonDocument("$project", new BsonDocument
-                            {
-                                { "Email", 0 },
-
                             })
                         }
                     },

diff --git a/rest_service/Dtos/ResponseObjects/PlayerResponse.cs b/rest_service/Dtos/ResponseObjects/PlayerResponse.cs
@@ -15,8 +15,27 @@ public PlayerResponse(Player player)
     {
         Id = player.Id.ToString();
         Name = player.Name;
-        Email = player.Email;
+        Email = MaskEmail(player.Email ?? string.Empty);
         Team = player.Team;
         Location = player.Location;
     }
+
+    public string MaskEmail(string email)
+    {
+        if (string.IsNullOrEmpty(email) || !email.Contains("@"))
+            return email;
+
+        string[] emailArr = email.Split('@');
+        string domainExt = Path.GetExtension(email);
+
+        string maskedEmail = string.Format("{0}****{1}@{2}****{3}{4}",
+            emailArr[0][0],
+            emailArr[0].Substring(emailArr[0].Length - 1),
+            emailArr[1][0],
+            emailArr[1].Substring(emailArr[1].Length - domainExt.Length - 1, 1),
+            domainExt
+            );
+
+        return maskedEmail;
+    }
 }