Update various usages of Country inline with new enum

osu.Game.Tests/Visual/Online/TestSceneFriendDisplay.cs

@@ -55,7 +55,7 @@ namespace osu.Game.Tests.Visual.Online
                 Id = 3103765,
                 IsOnline = true,
                 Statistics = new UserStatistics { GlobalRank = 1111 },
-                Country = new Country { FlagName = "JP" },
+                Country = Country.JP,
                 CoverUrl = "https://osu.ppy.sh/images/headers/profile-covers/c6.jpg"
             },
             new APIUser
@@ -64,7 +64,7 @@ namespace osu.Game.Tests.Visual.Online
                 Id = 2,
                 IsOnline = false,
                 Statistics = new UserStatistics { GlobalRank = 2222 },
-                Country = new Country { FlagName = "AU" },
+                Country = Country.AU,
                 CoverUrl = "https://osu.ppy.sh/images/headers/profile-covers/c3.jpg",
                 IsSupporter = true,
                 SupportLevel = 3,
@@ -73,7 +73,7 @@ namespace osu.Game.Tests.Visual.Online
             {
                 Username = "Evast",
                 Id = 8195163,
-                Country = new Country { FlagName = "BY" },
+                Country = Country.BY,
                 CoverUrl = "https://assets.ppy.sh/user-profile-covers/8195163/4a8e2ad5a02a2642b631438cfa6c6bd7e2f9db289be881cb27df18331f64144c.jpeg",
                 IsOnline = false,
                 LastVisit = DateTimeOffset.Now

osu.Game.Tests/Visual/Online/TestSceneRankingsCountryFilter.cs

@@ -56,20 +56,12 @@ namespace osu.Game.Tests.Visual.Online
                 }
             });
 
-            var country = new Country
+            const Country country = Country.BY;
-            {
+            const Country unknown_country = Country.CK;
-                FlagName = "BY",
-                FullName = "Belarus"
-            };
-            var unknownCountry = new Country
-            {
-                FlagName = "CK",
-                FullName = "Cook Islands"
-            };
 
             AddStep("Set country", () => countryBindable.Value = country);
-            AddStep("Set null country", () => countryBindable.Value = null);
+            AddStep("Set default country", () => countryBindable.Value = default);
-            AddStep("Set country with no flag", () => countryBindable.Value = unknownCountry);
+            AddStep("Set country with no flag", () => countryBindable.Value = unknown_country);
         }
     }
 }

osu.Game.Tests/Visual/Online/TestSceneRankingsHeader.cs

@@ -30,21 +30,12 @@ namespace osu.Game.Tests.Visual.Online
                 Ruleset = { BindTarget = ruleset }
             });
 
-            var country = new Country
+            const Country country = Country.BY;
-            {
+            const Country unknown_country = Country.CK;
-                FlagName = "BY",
-                FullName = "Belarus"
-            };
-
-            var unknownCountry = new Country
-            {
-                FlagName = "CK",
-                FullName = "Cook Islands"
-            };
 
             AddStep("Set country", () => countryBindable.Value = country);
             AddStep("Set scope to Score", () => scope.Value = RankingsScope.Score);
-            AddStep("Set country with no flag", () => countryBindable.Value = unknownCountry);
+            AddStep("Set country with no flag", () => countryBindable.Value = unknown_country);
         }
     }
 }

osu.Game.Tests/Visual/Online/TestSceneRankingsOverlay.cs

@@ -48,15 +48,15 @@ namespace osu.Game.Tests.Visual.Online
         public void TestFlagScopeDependency()
         {
             AddStep("Set scope to Score", () => scope.Value = RankingsScope.Score);
-            AddAssert("Check country is Null", () => countryBindable.Value == null);
+            AddAssert("Check country is default", () => countryBindable.Value == default);
-            AddStep("Set country", () => countryBindable.Value = us_country);
+            AddStep("Set country", () => countryBindable.Value = Country.US);
             AddAssert("Check scope is Performance", () => scope.Value == RankingsScope.Performance);
         }
 
         [Test]
         public void TestShowCountry()
         {
-            AddStep("Show US", () => rankingsOverlay.ShowCountry(us_country));
+            AddStep("Show US", () => rankingsOverlay.ShowCountry(Country.US));
         }
 
         private void loadRankingsOverlay()
@@ -69,12 +69,6 @@ namespace osu.Game.Tests.Visual.Online
             };
         }
 
-        private static readonly Country us_country = new Country
-        {
-            FlagName = "US",
-            FullName = "United States"
-        };
-
         private class TestRankingsOverlay : RankingsOverlay
         {
             public new Bindable<Country> Country => base.Country;

osu.Game.Tests/Visual/Online/TestSceneRankingsTables.cs

@@ -57,8 +57,7 @@ namespace osu.Game.Tests.Visual.Online
             {
                 new CountryStatistics
                 {
-                    Country = new Country { FlagName = "US", FullName = "United States" },
+                    Country = Country.US,
-                    FlagName = "US",
                     ActiveUsers = 2_972_623,
                     PlayCount = 3_086_515_743,
                     RankedScore = 449_407_643_332_546,
@@ -66,8 +65,7 @@ namespace osu.Game.Tests.Visual.Online
                 },
                 new CountryStatistics
                 {
-                    Country = new Country { FlagName = "RU", FullName = "Russian Federation" },
+                    Country = Country.RU,
-                    FlagName = "RU",
                     ActiveUsers = 1_609_989,
                     PlayCount = 1_637_052_841,
                     RankedScore = 221_660_827_473_004,
@@ -86,7 +84,7 @@ namespace osu.Game.Tests.Visual.Online
                 User = new APIUser
                 {
                     Username = "first active user",
-                    Country = new Country { FlagName = "JP" },
+                    Country = Country.JP,
                     Active = true,
                 },
                 Accuracy = 0.9972,
@@ -106,7 +104,7 @@ namespace osu.Game.Tests.Visual.Online
                 User = new APIUser
                 {
                     Username = "inactive user",
-                    Country = new Country { FlagName = "AU" },
+                    Country = Country.AU,
                     Active = false,
                 },
                 Accuracy = 0.9831,
@@ -126,7 +124,7 @@ namespace osu.Game.Tests.Visual.Online
                 User = new APIUser
                 {
                     Username = "second active user",
-                    Country = new Country { FlagName = "PL" },
+                    Country = Country.PL,
                     Active = true,
                 },
                 Accuracy = 0.9584,

osu.Game.Tests/Visual/Online/TestSceneScoresContainer.cs

@@ -157,11 +157,7 @@ namespace osu.Game.Tests.Visual.Online
                         {
                             Id = 6602580,
                             Username = @"waaiiru",
-                            Country = new Country
+                            Country = Country.ES,
-                            {
-                                FullName = @"Spain",
-                                FlagName = @"ES",
-                            },
                         },
                         Mods = new[]
                         {
@@ -184,11 +180,7 @@ namespace osu.Game.Tests.Visual.Online
                         {
                             Id = 4608074,
                             Username = @"Skycries",
-                            Country = new Country
+                            Country = Country.BR,
-                            {
-                                FullName = @"Brazil",
-                                FlagName = @"BR",
-                            },
                         },
                         Mods = new[]
                         {
@@ -210,11 +202,7 @@ namespace osu.Game.Tests.Visual.Online
                         {
                             Id = 1014222,
                             Username = @"eLy",
-                            Country = new Country
+                            Country = Country.JP,
-                            {
-                                FullName = @"Japan",
-                                FlagName = @"JP",
-                            },
                         },
                         Mods = new[]
                         {
@@ -235,11 +223,7 @@ namespace osu.Game.Tests.Visual.Online
                         {
                             Id = 1541390,
                             Username = @"Toukai",
-                            Country = new Country
+                            Country = Country.CA,
-                            {
-                                FullName = @"Canada",
-                                FlagName = @"CA",
-                            },
                         },
                         Mods = new[]
                         {
@@ -259,11 +243,7 @@ namespace osu.Game.Tests.Visual.Online
                         {
                             Id = 7151382,
                             Username = @"Mayuri Hana",
-                            Country = new Country
+                            Country = Country.TH,
-                            {
-                                FullName = @"Thailand",
-                                FlagName = @"TH",
-                            },
                         },
                         Rank = ScoreRank.D,
                         PP = 160,
@@ -302,11 +282,7 @@ namespace osu.Game.Tests.Visual.Online
                 {
                     Id = 7151382,
                     Username = @"Mayuri Hana",
-                    Country = new Country
+                    Country = Country.TH,
-                    {
-                        FullName = @"Thailand",
-                        FlagName = @"TH",
-                    },
                 },
                 Rank = ScoreRank.D,
                 PP = 160,

osu.Game.Tests/Visual/Online/TestSceneUserPanel.cs

@@ -60,7 +60,7 @@ namespace osu.Game.Tests.Visual.Online
                     {
                         Username = @"flyte",
                         Id = 3103765,
-                        Country = new Country { FlagName = @"JP" },
+                        Country = Country.JP,
                         CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c6.jpg",
                         Status = { Value = new UserStatusOnline() }
                     }) { Width = 300 },
@@ -68,7 +68,7 @@ namespace osu.Game.Tests.Visual.Online
                     {
                         Username = @"peppy",
                         Id = 2,
-                        Country = new Country { FlagName = @"AU" },
+                        Country = Country.AU,
                         CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c3.jpg",
                         IsSupporter = true,
                         SupportLevel = 3,
@@ -77,7 +77,7 @@ namespace osu.Game.Tests.Visual.Online
                     {
                         Username = @"Evast",
                         Id = 8195163,
-                        Country = new Country { FlagName = @"BY" },
+                        Country = Country.BY,
                         CoverUrl = @"https://assets.ppy.sh/user-profile-covers/8195163/4a8e2ad5a02a2642b631438cfa6c6bd7e2f9db289be881cb27df18331f64144c.jpeg",
                         IsOnline = false,
                         LastVisit = DateTimeOffset.Now

osu.Game.Tests/Visual/Online/TestSceneUserProfileOverlay.cs

@@ -24,7 +24,7 @@ namespace osu.Game.Tests.Visual.Online
         {
             Username = @"Somebody",
             Id = 1,
-            Country = new Country { FullName = @"Alien" },
+            Country = Country.XX,
             CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c1.jpg",
             JoinDate = DateTimeOffset.Now.AddDays(-1),
             LastVisit = DateTimeOffset.Now,
@@ -82,7 +82,7 @@ namespace osu.Game.Tests.Visual.Online
                 Username = @"peppy",
                 Id = 2,
                 IsSupporter = true,
-                Country = new Country { FullName = @"Australia", FlagName = @"AU" },
+                Country = Country.AU,
                 CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c3.jpg"
             }));
 
@@ -90,7 +90,7 @@ namespace osu.Game.Tests.Visual.Online
             {
                 Username = @"flyte",
                 Id = 3103765,
-                Country = new Country { FullName = @"Japan", FlagName = @"JP" },
+                Country = Country.JP,
                 CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c6.jpg"
             }));
 
@@ -99,7 +99,7 @@ namespace osu.Game.Tests.Visual.Online
                 Username = @"BanchoBot",
                 Id = 3,
                 IsBot = true,
-                Country = new Country { FullName = @"Saint Helena", FlagName = @"SH" },
+                Country = Country.SH,
                 CoverUrl = @"https://osu.ppy.sh/images/headers/profile-covers/c4.jpg"
             }));
 

osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapLeaderboard.cs

@@ -140,11 +140,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                 {
                     Id = 6602580,
                     Username = @"waaiiru",
-                    Country = new Country
+                    Country = Country.ES,
-                    {
-                        FullName = @"Spain",
-                        FlagName = @"ES",
-                    },
                 },
             });
         }
@@ -164,12 +160,8 @@ namespace osu.Game.Tests.Visual.SongSelect
                 {
                     Id = 6602580,
                     Username = @"waaiiru",
-                    Country = new Country
+                    Country = Country.ES,
-                    {
+                }
-                        FullName = @"Spain",
-                        FlagName = @"ES",
-                    },
-                },
             });
         }
 
@@ -225,11 +217,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 6602580,
                         Username = @"waaiiru",
-                        Country = new Country
+                        Country = Country.ES,
-                        {
-                            FullName = @"Spain",
-                            FlagName = @"ES",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -246,11 +234,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 4608074,
                         Username = @"Skycries",
-                        Country = new Country
+                        Country = Country.BR,
-                        {
-                            FullName = @"Brazil",
-                            FlagName = @"BR",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -268,11 +252,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 1014222,
                         Username = @"eLy",
-                        Country = new Country
+                        Country = Country.JP,
-                        {
-                            FullName = @"Japan",
-                            FlagName = @"JP",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -290,11 +270,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 1541390,
                         Username = @"Toukai",
-                        Country = new Country
+                        Country = Country.CA,
-                        {
-                            FullName = @"Canada",
-                            FlagName = @"CA",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -312,11 +288,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 2243452,
                         Username = @"Satoruu",
-                        Country = new Country
+                        Country = Country.VE,
-                        {
-                            FullName = @"Venezuela",
-                            FlagName = @"VE",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -334,11 +306,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 2705430,
                         Username = @"Mooha",
-                        Country = new Country
+                        Country = Country.FR,
-                        {
-                            FullName = @"France",
-                            FlagName = @"FR",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -356,11 +324,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 7151382,
                         Username = @"Mayuri Hana",
-                        Country = new Country
+                        Country = Country.TH,
-                        {
-                            FullName = @"Thailand",
-                            FlagName = @"TH",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -378,11 +342,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 2051389,
                         Username = @"FunOrange",
-                        Country = new Country
+                        Country = Country.CA,
-                        {
-                            FullName = @"Canada",
-                            FlagName = @"CA",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -400,11 +360,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 6169483,
                         Username = @"-Hebel-",
-                        Country = new Country
+                        Country = Country.MX,
-                        {
-                            FullName = @"Mexico",
-                            FlagName = @"MX",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -422,11 +378,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 6702666,
                         Username = @"prhtnsm",
-                        Country = new Country
+                        Country = Country.DE,
-                        {
-                            FullName = @"Germany",
-                            FlagName = @"DE",
-                        },
                     },
                 },
             };

osu.Game.Tests/Visual/SongSelect/TestSceneUserTopScoreContainer.cs

@@ -69,11 +69,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 6602580,
                         Username = @"waaiiru",
-                        Country = new Country
+                        Country = Country.ES,
-                        {
-                            FullName = @"Spain",
-                            FlagName = @"ES",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -88,11 +84,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 4608074,
                         Username = @"Skycries",
-                        Country = new Country
+                        Country = Country.BR,
-                        {
-                            FullName = @"Brazil",
-                            FlagName = @"BR",
-                        },
                     },
                 },
                 new ScoreInfo
@@ -107,11 +99,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     {
                         Id = 1541390,
                         Username = @"Toukai",
-                        Country = new Country
+                        Country = Country.CA,
-                        {
-                            FullName = @"Canada",
-                            FlagName = @"CA",
-                        },
                     },
                 }
             };

osu.Game/Online/API/Requests/GetUserRankingsRequest.cs

@@ -5,6 +5,7 @@
 
 using osu.Framework.IO.Network;
 using osu.Game.Rulesets;
+using osu.Game.Users;
 
 namespace osu.Game.Online.API.Requests
 {
@@ -12,9 +13,9 @@ namespace osu.Game.Online.API.Requests
     {
         public readonly UserRankingsType Type;
 
-        private readonly string country;
+        private readonly Country country;
 
-        public GetUserRankingsRequest(RulesetInfo ruleset, UserRankingsType type = UserRankingsType.Performance, int page = 1, string country = null)
+        public GetUserRankingsRequest(RulesetInfo ruleset, UserRankingsType type = UserRankingsType.Performance, int page = 1, Country country = default)
             : base(ruleset, page)
         {
             Type = type;
@@ -25,8 +26,8 @@ namespace osu.Game.Online.API.Requests
         {
             var req = base.CreateWebRequest();
 
-            if (country != null)
+            if (country != default)
-                req.AddParameter("country", country);
+                req.AddParameter("country", country.ToString());
 
             return req;
         }

osu.Game/Overlays/Profile/Header/TopHeaderContainer.cs

@@ -5,6 +5,7 @@
 
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions;
 using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Extensions.LocalisationExtensions;
 using osu.Framework.Graphics;
@@ -174,8 +175,8 @@ namespace osu.Game.Overlays.Profile.Header
             avatar.User = user;
             usernameText.Text = user?.Username ?? string.Empty;
             openUserExternally.Link = $@"{api.WebsiteRootUrl}/users/{user?.Id ?? 0}";
-            userFlag.Country = user?.Country;
+            userFlag.Country = user?.Country ?? default;
-            userCountryText.Text = user?.Country?.FullName ?? "Alien";
+            userCountryText.Text = (user?.Country ?? default).GetDescription();
             supporterTag.SupportLevel = user?.SupportLevel ?? 0;
             titleText.Text = user?.Title ?? string.Empty;
             titleText.Colour = Color4Extensions.FromHex(user?.Colour ?? "fff");

osu.Game/Overlays/Rankings/CountryFilter.cs

@@ -91,7 +91,7 @@ namespace osu.Game.Overlays.Rankings
 
         private void onCountryChanged(ValueChangedEvent<Country> country)
         {
-            if (country.NewValue == null)
+            if (country.NewValue == default)
             {
                 countryPill.Collapse();
                 this.ResizeHeightTo(0, duration, Easing.OutQuint);

osu.Game/Overlays/Rankings/CountryPill.cs

@@ -6,6 +6,7 @@
 using System.Collections.Generic;
 using osu.Framework.Allocation;
 using osu.Framework.Bindables;
+using osu.Framework.Extensions;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
@@ -93,7 +94,7 @@ namespace osu.Game.Overlays.Rankings
                             {
                                 Anchor = Anchor.Centre,
                                 Origin = Anchor.Centre,
-                                Action = () => Current.Value = null
+                                Action = Current.SetDefault,
                             }
                         }
                     }
@@ -132,11 +133,11 @@ namespace osu.Game.Overlays.Rankings
 
         private void onCountryChanged(ValueChangedEvent<Country> country)
         {
-            if (country.NewValue == null)
+            if (country.NewValue == default)
                 return;
 
             flag.Country = country.NewValue;
-            countryName.Text = country.NewValue.FullName;
+            countryName.Text = country.NewValue.GetDescription();
         }
 
         private class CloseButton : OsuHoverContainer

osu.Game/Overlays/Rankings/Tables/CountriesTable.cs

@@ -11,6 +11,7 @@ using osu.Game.Graphics;
 using osu.Game.Graphics.Containers;
 using System.Collections.Generic;
 using osu.Framework.Allocation;
+using osu.Framework.Extensions;
 using osu.Framework.Extensions.LocalisationExtensions;
 using osu.Game.Resources.Localisation.Web;
 
@@ -77,8 +78,8 @@ namespace osu.Game.Overlays.Rankings.Tables
                 RelativeSizeAxes = Axes.Y;
                 TextAnchor = Anchor.CentreLeft;
 
-                if (!string.IsNullOrEmpty(country.FullName))
+                if (country != default)
-                    AddLink(country.FullName, () => rankings?.ShowCountry(country));
+                    AddLink(country.GetDescription(), () => rankings?.ShowCountry(country));
             }
         }
     }

osu.Game/Overlays/RankingsOverlay.cs

@@ -44,7 +44,7 @@ namespace osu.Game.Overlays
             Country.BindValueChanged(_ =>
             {
                 // if a country is requested, force performance scope.
-                if (Country.Value != null)
+                if (!Country.IsDefault)
                     Header.Current.Value = RankingsScope.Performance;
 
                 Scheduler.AddOnce(triggerTabChanged);
@@ -76,7 +76,7 @@ namespace osu.Game.Overlays
         {
             // country filtering is only valid for performance scope.
             if (Header.Current.Value != RankingsScope.Performance)
-                Country.Value = null;
+                Country.SetDefault();
 
             Scheduler.AddOnce(triggerTabChanged);
         }
@@ -87,7 +87,7 @@ namespace osu.Game.Overlays
 
         public void ShowCountry(Country requested)
         {
-            if (requested == null)
+            if (requested == default)
                 return;
 
             Show();
@@ -128,7 +128,7 @@ namespace osu.Game.Overlays
             switch (Header.Current.Value)
             {
                 case RankingsScope.Performance:
-                    return new GetUserRankingsRequest(ruleset.Value, country: Country.Value?.FlagName);
+                    return new GetUserRankingsRequest(ruleset.Value, country: Country.Value);
 
                 case RankingsScope.Country:
                     return new GetCountryRankingsRequest(ruleset.Value);

osu.Game/Screens/OnlinePlay/Multiplayer/Participants/ParticipantPanel.cs

@@ -128,7 +128,7 @@ namespace osu.Game.Screens.OnlinePlay.Multiplayer.Participants
                                             Anchor = Anchor.CentreLeft,
                                             Origin = Anchor.CentreLeft,
                                             Size = new Vector2(28, 20),
-                                            Country = user?.Country
+                                            Country = user?.Country ?? default
                                         },
                                         new OsuSpriteText
                                         {

osu.Game/Users/Drawables/DrawableFlag.cs

@@ -5,6 +5,7 @@
 
 using System;
 using osu.Framework.Allocation;
+using osu.Framework.Extensions;
 using osu.Framework.Graphics.Cursor;
 using osu.Framework.Graphics.Sprites;
 using osu.Framework.Graphics.Textures;
@@ -16,7 +17,7 @@ namespace osu.Game.Users.Drawables
     {
         private readonly Country country;
 
-        public LocalisableString TooltipText => country?.FullName;
+        public LocalisableString TooltipText => country == default ? string.Empty : country.GetDescription();
 
         public DrawableFlag(Country country)
         {
@@ -29,7 +30,8 @@ namespace osu.Game.Users.Drawables
             if (ts == null)
                 throw new ArgumentNullException(nameof(ts));
 
-            Texture = ts.Get($@"Flags/{country?.FlagName ?? @"__"}") ?? ts.Get(@"Flags/__");
+            string textureName = country == default ? "__" : country.ToString();
+            Texture = ts.Get($@"Flags/{textureName}") ?? ts.Get(@"Flags/__");
         }
     }
 }

osu.Game/Users/Drawables/UpdateableFlag.cs

@@ -32,14 +32,14 @@ namespace osu.Game.Users.Drawables
         /// </summary>
         public Action Action;
 
-        public UpdateableFlag(Country country = null)
+        public UpdateableFlag(Country country = default)
         {
             Country = country;
         }
 
         protected override Drawable CreateDrawable(Country country)
         {
-            if (country == null && !ShowPlaceholderOnNull)
+            if (country == default && !ShowPlaceholderOnNull)
                 return null;
 
             return new Container