Changelog. (#3398)

Content.Client/Changelog/ChangelogButton.cs

@@ -0,0 +1,53 @@
+using Content.Client.UserInterface.Stylesheets;
+using Robust.Client.UserInterface.Controls;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
+
+namespace Content.Client.Changelog
+{
+    public sealed class ChangelogButton : Button
+    {
+        [Dependency] private readonly ChangelogManager _changelogManager = default!;
+
+        public ChangelogButton()
+        {
+            IoCManager.InjectDependencies(this);
+
+            OnPressed += OnOnPressed;
+        }
+
+        protected override void EnteredTree()
+        {
+            base.EnteredTree();
+
+            _changelogManager.NewChangelogEntriesChanged += UpdateStuff;
+            UpdateStuff();
+        }
+
+        protected override void ExitedTree()
+        {
+            base.ExitedTree();
+
+            _changelogManager.NewChangelogEntriesChanged -= UpdateStuff;
+        }
+
+        private void OnOnPressed(ButtonEventArgs obj)
+        {
+            new ChangelogWindow().OpenCentered();
+        }
+
+        private void UpdateStuff()
+        {
+            if (_changelogManager.NewChangelogEntries)
+            {
+                Text = Loc.GetString("changelog-button-new-entries");
+                StyleClasses.Add(StyleBase.ButtonCaution);
+            }
+            else
+            {
+                Text = Loc.GetString("changelog-button");
+                StyleClasses.Remove(StyleBase.ButtonCaution);
+            }
+        }
+    }
+}

Content.Client/Changelog/ChangelogManager.cs

@@ -0,0 +1,124 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.IO;
+using System.Linq;
+using System.Threading.Tasks;
+using Robust.Shared.ContentPack;
+using Robust.Shared.IoC;
+using Robust.Shared.Serialization;
+using Robust.Shared.Utility;
+using YamlDotNet.RepresentationModel;
+
+#nullable enable
+
+namespace Content.Client.Changelog
+{
+    public sealed class ChangelogManager
+    {
+        // If you fork SS14, change this to have the changelog "last seen" date stored separately.
+        public const string ForkId = "Wizards";
+
+        [Dependency] private readonly IResourceManager _resource = default!;
+
+        public bool NewChangelogEntries { get; private set; }
+        public int LastReadId { get; private set; }
+        public int MaxId { get; private set; }
+
+        public event Action? NewChangelogEntriesChanged;
+
+        /// <summary>
+        ///     Ran when the user opens ("read") the changelog,
+        ///     stores the new ID to disk and clears <see cref="NewChangelogEntries"/>.
+        /// </summary>
+        /// <remarks>
+        ///     <see cref="LastReadId"/> is NOT cleared
+        ///     since that's used in the changelog menu to show the "since you last read" bar.
+        /// </remarks>
+        public void SaveNewReadId()
+        {
+            NewChangelogEntries = false;
+            NewChangelogEntriesChanged?.Invoke();
+
+            using var file = _resource.UserData.Create(new ResourcePath($"/changelog_last_seen_{ForkId}"));
+            using var sw = new StreamWriter(file);
+
+            sw.Write(MaxId.ToString());
+        }
+
+        public async void Initialize()
+        {
+            // Open changelog purely to compare to the last viewed date.
+            var changelog = await LoadChangelog();
+
+            if (changelog.Count == 0)
+            {
+                return;
+            }
+
+            MaxId = changelog.Max(c => c.Id);
+
+            var path = new ResourcePath($"/changelog_last_seen_{ForkId}");
+            if (_resource.UserData.Exists(path))
+            {
+                LastReadId = int.Parse(_resource.UserData.ReadAllText(path));
+            }
+
+            NewChangelogEntries = LastReadId < MaxId;
+
+            NewChangelogEntriesChanged?.Invoke();
+        }
+
+        public Task<List<ChangelogEntry>> LoadChangelog()
+        {
+            return Task.Run(() =>
+            {
+                var yamlData = _resource.ContentFileReadYaml(new ResourcePath("/Changelog/Changelog.yml"));
+
+                if (yamlData.Documents.Count == 0)
+                    return new List<ChangelogEntry>();
+
+                var serializer = YamlObjectSerializer.NewReader((YamlMappingNode) yamlData.Documents[0].RootNode);
+
+                return serializer.ReadDataField<List<ChangelogEntry>>("Entries");
+            });
+        }
+
+
+        public sealed class ChangelogEntry : IExposeData
+        {
+            public int Id { get; private set; }
+            public string Author { get; private set; } = "";
+            public DateTime Time { get; private set; }
+            public List<ChangelogChange> Changes { get; private set; } = default!;
+
+            void IExposeData.ExposeData(ObjectSerializer serializer)
+            {
+                Id = serializer.ReadDataField<int>("id");
+                Author = serializer.ReadDataField<string>("author");
+                Time = DateTime.Parse(serializer.ReadDataField<string>("time"), null, DateTimeStyles.RoundtripKind);
+                Changes = serializer.ReadDataField<List<ChangelogChange>>("changes");
+            }
+        }
+
+        public sealed class ChangelogChange : IExposeData
+        {
+            public ChangelogLineType Type { get; private set; }
+            public string Message { get; private set; } = "";
+
+            void IExposeData.ExposeData(ObjectSerializer serializer)
+            {
+                Type = serializer.ReadDataField<ChangelogLineType>("type");
+                Message = serializer.ReadDataField<string>("message");
+            }
+        }
+
+        public enum ChangelogLineType
+        {
+            Add,
+            Remove,
+            Fix,
+            Tweak,
+        }
+    }
+}

Content.Client/Changelog/ChangelogWindow.xaml

@@ -0,0 +1,23 @@
+<changelog:ChangelogWindow xmlns="https://spacestation14.io"
+                           xmlns:cui="clr-namespace:Content.Client.UserInterface"
+                           xmlns:cuic="clr-namespace:Content.Client.UserInterface.Controls"
+                           xmlns:changelog="clr-namespace:Content.Client.Changelog"
+                           MinSize="500 400" MouseFilter="Stop">
+    <PanelContainer StyleClasses="AngleRect" />
+    <VBoxContainer>
+        <HBoxContainer>
+            <Label Margin="6 0 0 0" HorizontalExpand="True" Text="{Loc 'changelog-window-title'}" VAlign="Center"
+                   StyleClasses="LabelHeading" />
+            <TextureButton Margin="0 0 8 0" Name="CloseButton" StyleClasses="windowCloseButton"
+                           VerticalAlignment="Center" />
+        </HBoxContainer>
+        <cuic:HighDivider />
+
+        <ScrollContainer VerticalExpand="True" HScrollEnabled="False">
+            <VBoxContainer Name="ChangelogBody" />
+        </ScrollContainer>
+
+        <PanelContainer StyleClasses="LowDivider" />
+        <Label Name="VersionLabel" HorizontalAlignment="Right" StyleClasses="LabelSubText" Margin="4 0" />
+    </VBoxContainer>
+</changelog:ChangelogWindow>

Content.Client/Changelog/ChangelogWindow.xaml.cs

@@ -0,0 +1,207 @@
+using System;
+using System.Linq;
+using Content.Client.UserInterface.Stylesheets;
+using Content.Client.Utility;
+using JetBrains.Annotations;
+using Robust.Client.AutoGenerated;
+using Robust.Client.ResourceManagement;
+using Robust.Client.UserInterface;
+using Robust.Client.UserInterface.Controls;
+using Robust.Client.UserInterface.CustomControls;
+using Robust.Client.UserInterface.XAML;
+using Robust.Shared.Console;
+using Robust.Shared.IoC;
+using Robust.Shared.Localization;
+using Robust.Shared.Maths;
+using Robust.Shared.Utility;
+using static Content.Client.Changelog.ChangelogManager;
+
+namespace Content.Client.Changelog
+{
+    [GenerateTypedNameReferences]
+    public sealed partial class ChangelogWindow : BaseWindow
+    {
+        [Dependency] private readonly ChangelogManager _changelog = default!;
+        [Dependency] private readonly IResourceCache _resourceCache = default!;
+
+        public ChangelogWindow()
+        {
+            IoCManager.InjectDependencies(this);
+            RobustXamlLoader.Load(this);
+
+            Stylesheet = IoCManager.Resolve<IStylesheetManager>().SheetSpace;
+            CloseButton.OnPressed += _ => Close();
+        }
+
+        protected override void Opened()
+        {
+            base.Opened();
+
+            _changelog.SaveNewReadId();
+            PopulateChangelog();
+        }
+
+        private async void PopulateChangelog()
+        {
+            // Changelog is not kept in memory so load it again.
+            var changelog = await _changelog.LoadChangelog();
+
+            var byDay = changelog
+                .GroupBy(e => e.Time.ToLocalTime().Date)
+                .OrderByDescending(c => c.Key);
+
+            var hasRead = _changelog.MaxId <= _changelog.LastReadId;
+            foreach (var dayEntries in byDay)
+            {
+                var day = dayEntries.Key;
+
+                var groupedEntries = dayEntries
+                    .GroupBy(c => (c.Author, Read: c.Id <= _changelog.LastReadId))
+                    .OrderBy(c => c.Key.Read)
+                    .ThenBy(c => c.Key.Author);
+
+                string dayNice;
+                var today = DateTime.Today;
+                if (day == today)
+                    dayNice = Loc.GetString("changelog-today");
+                else if (day == today.AddDays(-1))
+                    dayNice = Loc.GetString("changelog-yesterday");
+                else
+                    dayNice = day.ToShortDateString();
+
+                ChangelogBody.AddChild(new Label
+                {
+                    Text = dayNice,
+                    StyleClasses = {"LabelHeading"},
+                    Margin = new Thickness(4, 6, 0, 0)
+                });
+
+                var first = true;
+
+                foreach (var groupedEntry in groupedEntries)
+                {
+                    var (author, read) = groupedEntry.Key;
+
+                    if (!first)
+                    {
+                        ChangelogBody.AddChild(new Control {Margin = new Thickness(4)});
+                    }
+
+                    if (read && !hasRead)
+                    {
+                        hasRead = true;
+
+                        var upArrow =
+                            _resourceCache.GetTexture("/Textures/Interface/Changelog/up_arrow.svg.192dpi.png");
+
+                        var readDivider = new VBoxContainer();
+
+                        var hBox = new HBoxContainer
+                        {
+                            HorizontalAlignment = HAlignment.Center,
+                            Children =
+                            {
+                                new TextureRect
+                                {
+                                    Texture = upArrow,
+                                    ModulateSelfOverride = Color.FromHex("#888"),
+                                    TextureScale = (0.5f, 0.5f),
+                                    Margin = new Thickness(4, 3),
+                                    VerticalAlignment = VAlignment.Bottom
+                                },
+                                new Label
+                                {
+                                    Align = Label.AlignMode.Center,
+                                    Text = Loc.GetString("changelog-new-changes"),
+                                    FontColorOverride = Color.FromHex("#888"),
+                                },
+                                new TextureRect
+                                {
+                                    Texture = upArrow,
+                                    ModulateSelfOverride = Color.FromHex("#888"),
+                                    TextureScale = (0.5f, 0.5f),
+                                    Margin = new Thickness(4, 3),
+                                    VerticalAlignment = VAlignment.Bottom
+                                }
+                            }
+                        };
+
+                        readDivider.AddChild(hBox);
+                        readDivider.AddChild(new PanelContainer {StyleClasses = {"LowDivider"}});
+                        ChangelogBody.AddChild(readDivider);
+
+                        if (first)
+                            readDivider.SetPositionInParent(ChangelogBody.ChildCount - 2);
+                    }
+
+                    first = false;
+
+                    var authorLabel = new RichTextLabel
+                    {
+                        Margin = new Thickness(6, 0, 0, 0),
+                    };
+                    authorLabel.SetMessage(
+                        FormattedMessage.FromMarkup(Loc.GetString("changelog-author-changed", ("author", author))));
+                    ChangelogBody.AddChild(authorLabel);
+
+                    foreach (var change in groupedEntry.SelectMany(c => c.Changes))
+                    {
+                        var text = new RichTextLabel();
+                        text.SetMessage(FormattedMessage.FromMarkup(change.Message));
+                        ChangelogBody.AddChild(new HBoxContainer
+                        {
+                            Margin = new Thickness(14, 1, 10, 2),
+                            Children =
+                            {
+                                GetIcon(change.Type),
+                                text
+                            }
+                        });
+                    }
+                }
+            }
+
+            var version = typeof(ChangelogWindow).Assembly.GetName().Version ?? new Version(1, 0);
+            VersionLabel.Text = Loc.GetString("changelog-version-tag", ("version", version.ToString()));
+        }
+
+        private TextureRect GetIcon(ChangelogLineType type)
+        {
+            var (file, color) = type switch
+            {
+                ChangelogLineType.Add => ("plus.svg.192dpi.png", "#6ED18D"),
+                ChangelogLineType.Remove => ("minus.svg.192dpi.png", "#D16E6E"),
+                ChangelogLineType.Fix => ("bug.svg.192dpi.png", "#D1BA6E"),
+                ChangelogLineType.Tweak => ("wrench.svg.192dpi.png", "#6E96D1"),
+                _ => throw new ArgumentOutOfRangeException(nameof(type), type, null)
+            };
+
+            return new TextureRect
+            {
+                Texture = _resourceCache.GetTexture(new ResourcePath($"/Textures/Interface/Changelog/{file}")),
+                VerticalAlignment = VAlignment.Top,
+                TextureScale = (0.5f, 0.5f),
+                Margin = new Thickness(2, 4, 6, 2),
+                ModulateSelfOverride = Color.FromHex(color)
+            };
+        }
+
+        protected override DragMode GetDragModeFor(Vector2 relativeMousePos)
+        {
+            return DragMode.Move;
+        }
+    }
+
+    [UsedImplicitly]
+    public sealed class ChangelogCommand : IConsoleCommand
+    {
+        public string Command => "changelog";
+        public string Description => "Opens the changelog";
+        public string Help => "Usage: changelog";
+
+        public void Execute(IConsoleShell shell, string argStr, string[] args)
+        {
+            new ChangelogWindow().OpenCentered();
+        }
+    }
+}

Content.Client/ClientContentIoC.cs

@@ -1,4 +1,5 @@
 using Content.Client.Administration;
+using Content.Client.Changelog;
 using Content.Client.Chat;
 using Content.Client.Eui;
 using Content.Client.GameTicking;
@@ -45,6 +46,7 @@ namespace Content.Client
             IoCManager.Register<IClientAdminManager, ClientAdminManager>();
             IoCManager.Register<EuiManager, EuiManager>();
             IoCManager.Register<IVoteManager, VoteManager>();
+            IoCManager.Register<ChangelogManager, ChangelogManager>();
         }
     }
 }

Content.Client/EntryPoint.cs

@@ -1,5 +1,6 @@
 using System;
 using Content.Client.Administration;
+using Content.Client.Changelog;
 using Content.Client.Eui;
 using Content.Client.GameObjects.Components.Actor;
 using Content.Client.Input;
@@ -98,6 +99,7 @@ namespace Content.Client
             IoCManager.Resolve<IBaseClient>().PlayerJoinedServer += SubscribePlayerAttachmentEvents;
             IoCManager.Resolve<IStylesheetManager>().Initialize();
             IoCManager.Resolve<IScreenshotHook>().Initialize();
+            IoCManager.Resolve<ChangelogManager>().Initialize();
 
             IoCManager.InjectDependencies(this);
 

Content.Client/State/MainMenu.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Text.RegularExpressions;
+using Content.Client.Changelog;
 using Content.Client.UserInterface;
 using Robust.Client;
 using Robust.Client.ResourceManagement;
@@ -309,6 +310,8 @@ namespace Content.Client.State
 
                 vBox.AddChild(QuitButton);
 
+                vBox.AddChild(new ChangelogButton());
+
                 VersionLabel = new Label
                 {
                     Text = "v0.1"

Content.Client/UserInterface/ServerInfo.cs

@@ -1,4 +1,5 @@
-using Robust.Client.UserInterface;
+using Content.Client.Changelog;
+using Robust.Client.UserInterface;
 using Robust.Client.UserInterface.Controls;
 using Robust.Shared.IoC;
 using Robust.Shared.Localization;
@@ -35,10 +36,17 @@ namespace Content.Client.UserInterface
             var creditsButton = new Button { Text = Loc.GetString("Credits") };
             creditsButton.OnPressed += args => new CreditsWindow().Open();
 
+            var changelogButton = new ChangelogButton
+            {
+                HorizontalExpand = true,
+                HorizontalAlignment = HAlignment.Right
+            };
+
             buttons.AddChild(discordButton);
             buttons.AddChild(websiteButton);
             buttons.AddChild(reportButton);
             buttons.AddChild(creditsButton);
+            buttons.AddChild(changelogButton);
         }
 
         public void SetInfoBlob(string markup)

Content.Client/UserInterface/Stylesheets/StyleBase.cs

@@ -94,6 +94,36 @@ namespace Content.Client.UserInterface.Stylesheets
             };
             BaseAngleRect.SetPatchMargin(StyleBox.Margin.All, 10);
 
+            var vScrollBarGrabberNormal = new StyleBoxFlat
+            {
+                BackgroundColor = Color.Gray.WithAlpha(0.35f), ContentMarginLeftOverride = 10,
+                ContentMarginTopOverride = 10
+            };
+            var vScrollBarGrabberHover = new StyleBoxFlat
+            {
+                BackgroundColor = new Color(140, 140, 140).WithAlpha(0.35f), ContentMarginLeftOverride = 10,
+                ContentMarginTopOverride = 10
+            };
+            var vScrollBarGrabberGrabbed = new StyleBoxFlat
+            {
+                BackgroundColor = new Color(160, 160, 160).WithAlpha(0.35f), ContentMarginLeftOverride = 10,
+                ContentMarginTopOverride = 10
+            };
+
+            var hScrollBarGrabberNormal = new StyleBoxFlat
+            {
+                BackgroundColor = Color.Gray.WithAlpha(0.35f), ContentMarginTopOverride = 10
+            };
+            var hScrollBarGrabberHover = new StyleBoxFlat
+            {
+                BackgroundColor = new Color(140, 140, 140).WithAlpha(0.35f), ContentMarginTopOverride = 10
+            };
+            var hScrollBarGrabberGrabbed = new StyleBoxFlat
+            {
+                BackgroundColor = new Color(160, 160, 160).WithAlpha(0.35f), ContentMarginTopOverride = 10
+            };
+
+
             BaseRules = new[]
             {
                 // Default font.
@@ -138,6 +168,52 @@ namespace Content.Client.UserInterface.Stylesheets
                         new StyleProperty(Control.StylePropertyModulateSelf, Color.FromHex("#753131")),
                     }),
 
+                // Scroll bars
+                new StyleRule(new SelectorElement(typeof(VScrollBar), null, null, null),
+                    new[]
+                    {
+                        new StyleProperty(ScrollBar.StylePropertyGrabber,
+                            vScrollBarGrabberNormal),
+                    }),
+
+                new StyleRule(
+                    new SelectorElement(typeof(VScrollBar), null, null, new[] {ScrollBar.StylePseudoClassHover}),
+                    new[]
+                    {
+                        new StyleProperty(ScrollBar.StylePropertyGrabber,
+                            vScrollBarGrabberHover),
+                    }),
+
+                new StyleRule(
+                    new SelectorElement(typeof(VScrollBar), null, null, new[] {ScrollBar.StylePseudoClassGrabbed}),
+                    new[]
+                    {
+                        new StyleProperty(ScrollBar.StylePropertyGrabber,
+                            vScrollBarGrabberGrabbed),
+                    }),
+
+                new StyleRule(new SelectorElement(typeof(HScrollBar), null, null, null),
+                    new[]
+                    {
+                        new StyleProperty(ScrollBar.StylePropertyGrabber,
+                            hScrollBarGrabberNormal),
+                    }),
+
+                new StyleRule(
+                    new SelectorElement(typeof(HScrollBar), null, null, new[] {ScrollBar.StylePseudoClassHover}),
+                    new[]
+                    {
+                        new StyleProperty(ScrollBar.StylePropertyGrabber,
+                            hScrollBarGrabberHover),
+                    }),
+
+                new StyleRule(
+                    new SelectorElement(typeof(HScrollBar), null, null, new[] {ScrollBar.StylePseudoClassGrabbed}),
+                    new[]
+                    {
+                        new StyleProperty(ScrollBar.StylePropertyGrabber,
+                            hScrollBarGrabberGrabbed),
+                    }),
             };
         }
     }

Content.Client/UserInterface/Stylesheets/StyleNano.cs

@@ -31,7 +31,6 @@ namespace Content.Client.UserInterface.Stylesheets
         public const string StyleClassActionSearchBox = "actionSearchBox";
         public const string StyleClassActionMenuItemRevoked = "actionMenuItemRevoked";
 
-
         public const string StyleClassSliderRed = "Red";
         public const string StyleClassSliderGreen = "Green";
         public const string StyleClassSliderBlue = "Blue";
@@ -237,35 +236,6 @@ namespace Content.Client.UserInterface.Stylesheets
             var tabContainerBoxInactive = new StyleBoxFlat {BackgroundColor = new Color(32, 32, 32)};
             tabContainerBoxInactive.SetContentMarginOverride(StyleBox.Margin.Horizontal, 5);
 
-            var vScrollBarGrabberNormal = new StyleBoxFlat
-            {
-                BackgroundColor = Color.Gray.WithAlpha(0.35f), ContentMarginLeftOverride = 10,
-                ContentMarginTopOverride = 10
-            };
-            var vScrollBarGrabberHover = new StyleBoxFlat
-            {
-                BackgroundColor = new Color(140, 140, 140).WithAlpha(0.35f), ContentMarginLeftOverride = 10,
-                ContentMarginTopOverride = 10
-            };
-            var vScrollBarGrabberGrabbed = new StyleBoxFlat
-            {
-                BackgroundColor = new Color(160, 160, 160).WithAlpha(0.35f), ContentMarginLeftOverride = 10,
-                ContentMarginTopOverride = 10
-            };
-
-            var hScrollBarGrabberNormal = new StyleBoxFlat
-            {
-                BackgroundColor = Color.Gray.WithAlpha(0.35f), ContentMarginTopOverride = 10
-            };
-            var hScrollBarGrabberHover = new StyleBoxFlat
-            {
-                BackgroundColor = new Color(140, 140, 140).WithAlpha(0.35f), ContentMarginTopOverride = 10
-            };
-            var hScrollBarGrabberGrabbed = new StyleBoxFlat
-            {
-                BackgroundColor = new Color(160, 160, 160).WithAlpha(0.35f), ContentMarginTopOverride = 10
-            };
-
             var progressBarBackground = new StyleBoxFlat
             {
                 BackgroundColor = new Color(0.25f, 0.25f, 0.25f)
@@ -585,53 +555,6 @@ namespace Content.Client.UserInterface.Stylesheets
                         new StyleProperty(TabContainer.StylePropertyTabStyleBoxInactive, tabContainerBoxInactive),
                     }),
 
-                // Scroll bars
-                new StyleRule(new SelectorElement(typeof(VScrollBar), null, null, null),
-                    new[]
-                    {
-                        new StyleProperty(ScrollBar.StylePropertyGrabber,
-                            vScrollBarGrabberNormal),
-                    }),
-
-                new StyleRule(
-                    new SelectorElement(typeof(VScrollBar), null, null, new[] {ScrollBar.StylePseudoClassHover}),
-                    new[]
-                    {
-                        new StyleProperty(ScrollBar.StylePropertyGrabber,
-                            vScrollBarGrabberHover),
-                    }),
-
-                new StyleRule(
-                    new SelectorElement(typeof(VScrollBar), null, null, new[] {ScrollBar.StylePseudoClassGrabbed}),
-                    new[]
-                    {
-                        new StyleProperty(ScrollBar.StylePropertyGrabber,
-                            vScrollBarGrabberGrabbed),
-                    }),
-
-                new StyleRule(new SelectorElement(typeof(HScrollBar), null, null, null),
-                    new[]
-                    {
-                        new StyleProperty(ScrollBar.StylePropertyGrabber,
-                            hScrollBarGrabberNormal),
-                    }),
-
-                new StyleRule(
-                    new SelectorElement(typeof(HScrollBar), null, null, new[] {ScrollBar.StylePseudoClassHover}),
-                    new[]
-                    {
-                        new StyleProperty(ScrollBar.StylePropertyGrabber,
-                            hScrollBarGrabberHover),
-                    }),
-
-                new StyleRule(
-                    new SelectorElement(typeof(HScrollBar), null, null, new[] {ScrollBar.StylePseudoClassGrabbed}),
-                    new[]
-                    {
-                        new StyleProperty(ScrollBar.StylePropertyGrabber,
-                            hScrollBarGrabberGrabbed),
-                    }),
-
                 // ProgressBar
                 new StyleRule(new SelectorElement(typeof(ProgressBar), null, null, null),
                     new[]

Resources/Locale/en-US/ui/changelog.ftl

@@ -0,0 +1,11 @@
+### Stuff for the changelog window.
+
+changelog-window-title = Changelog
+changelog-author-changed = [color=#EEE]{ $author }[/color] changed:
+changelog-today = Today
+changelog-yesterday = Yesterday
+changelog-new-changes = new changes
+changelog-version-tag = version v{ $version }
+
+changelog-button = Changelog
+changelog-button-new-entries = Changelog (new!)

Resources/Textures/Interface/Changelog/bug.svg

@@ -0,0 +1,109 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="16.0px"
+   height="16.0px"
+   viewBox="0 0 16.0 16.0"
+   version="1.1"
+   id="SVGRoot"
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+     inkscape:window-y="-9"
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Resources/Textures/Interface/Changelog/bug.svg.192dpi.png.yml

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+sample:
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Resources/Textures/Interface/Changelog/minus.svg

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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
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+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="16.0px"
+   height="16.0px"
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Resources/Textures/Interface/Changelog/minus.svg.192dpi.png.yml

@@ -0,0 +1,2 @@
+sample:
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Resources/Textures/Interface/Changelog/plus.svg

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+<svg
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+   sodipodi:docname="plus.svg"
+   inkscape:version="1.0.1 (3bc2e813f5, 2020-09-07)"
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Resources/Textures/Interface/Changelog/plus.svg.192dpi.png.yml

@@ -0,0 +1,2 @@
+sample:
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Resources/Textures/Interface/Changelog/up_arrow.svg

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+<svg
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+   inkscape:version="1.0.1 (3bc2e813f5, 2020-09-07)"
+   inkscape:export-filename="C:\Users\Pieter-Jan Briers\Projects\space-station-14\Resources\Textures\Interface\Changelog\up_arrow.svg.192dpi.png"
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Resources/Textures/Interface/Changelog/up_arrow.svg.192dpi.png.yml

@@ -0,0 +1,2 @@
+sample:
+  filter: true

Resources/Textures/Interface/Changelog/wrench.svg

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+<svg
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+   inkscape:version="1.0.1 (3bc2e813f5, 2020-09-07)"
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+       id="path3268"
+       sodipodi:nodetypes="cccccccccc"
+       transform="matrix(0.00160166,0.00160166,-0.00160166,0.00160166,0.18902718,-0.27333023)"
+       inkscape:path-effect="#path-effect3285"
+       inkscape:original-d="m 112.25918,217.69257 15.87475,-15.87475 v -92.18327 l 16.25297,-16.252971 0,-19.767356 -16.25297,-16.252975 v 29.288144 l -9.28263,9.282623 -6.59212,0 z" />
+  </g>
+</svg>

Resources/Textures/Interface/Changelog/wrench.svg.192dpi.png.yml

@@ -0,0 +1,2 @@
+sample:
+  filter: true

Tools/update_changelog.py

@@ -0,0 +1,70 @@
+#!/usr/bin/env python3
+
+import sys
+import os
+from typing import List, Any
+import yaml
+import argparse
+import datetime
+
+MAX_ENTRIES = 500
+
+HEADER_RE = r"(?::cl:|🆑) *\r?\n(.+)$"
+ENTRY_RE = r"^ *[*-]? *(\S[^\n\r]+)\r?$"
+
+
+def main():
+    parser = argparse.ArgumentParser()
+    parser.add_argument("changelog_file")
+    parser.add_argument("parts_dir")
+
+    args = parser.parse_args()
+
+    with open(args.changelog_file, "r", encoding="utf-8-sig") as f:
+        current_data = yaml.safe_load(f)
+
+    entries_list: List[Any]
+    if current_data is None:
+        entries_list = []
+    else:
+        entries_list = current_data["Entries"]
+
+    max_id = max(map(lambda e: e["id"], entries_list), default=0)
+
+    for partname in os.listdir(args.parts_dir):
+        if not partname.endswith(".yml"):
+            continue
+
+        partpath = os.path.join(args.parts_dir, partname)
+        print(partpath)
+
+        partyaml = yaml.safe_load(open(partpath, "r", encoding="utf-8-sig"))
+
+        author = partyaml["author"]
+        time = partyaml.get(
+            "time", datetime.datetime.now(datetime.timezone.utc).isoformat()
+        )
+        changes = partyaml["changes"]
+        max_id += 1
+        new_id = max_id
+
+        entries_list.append(
+            {"author": author, "time": time, "changes": changes, "id": new_id}
+        )
+
+        os.remove(partpath)
+
+    print(f"Have {len(entries_list)} changelog entries")
+
+    entries_list.sort(key=lambda e: e["id"])
+
+    overflow = len(entries_list) - MAX_ENTRIES
+    if overflow > 0:
+        print(f"Removing {overflow} old entries.")
+        entries_list = entries_list[overflow:]
+
+    with open(args.changelog_file, "w") as f:
+        yaml.safe_dump({"Entries": entries_list}, f)
+
+
+main()