BugSweeper. (#446)

8.0/Apps/BugSweeper/BugSweeper.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.9.34616.47
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "BugSweeper", "BugSweeper\BugSweeper.csproj", "{655EB510-5342-4DF5-A6DE-818292B79206}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{655EB510-5342-4DF5-A6DE-818292B79206}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{655EB510-5342-4DF5-A6DE-818292B79206}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{655EB510-5342-4DF5-A6DE-818292B79206}.Debug|Any CPU.Deploy.0 = Debug|Any CPU
+		{655EB510-5342-4DF5-A6DE-818292B79206}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{655EB510-5342-4DF5-A6DE-818292B79206}.Release|Any CPU.Build.0 = Release|Any CPU
+		{655EB510-5342-4DF5-A6DE-818292B79206}.Release|Any CPU.Deploy.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {A82E33F4-3803-433C-873B-015A4AEC813A}
+	EndGlobalSection
+EndGlobal

8.0/Apps/BugSweeper/BugSweeper/App.xaml

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+<?xml version = "1.0" encoding = "UTF-8" ?>
+<Application xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+             xmlns:local="clr-namespace:BugSweeper"
+             x:Class="BugSweeper.App">
+    <Application.Resources>
+        <ResourceDictionary>
+            <ResourceDictionary.MergedDictionaries>
+                <ResourceDictionary Source="Resources/Styles/Colors.xaml" />
+                <ResourceDictionary Source="Resources/Styles/Styles.xaml" />
+            </ResourceDictionary.MergedDictionaries>
+        </ResourceDictionary>
+    </Application.Resources>
+</Application>

8.0/Apps/BugSweeper/BugSweeper/App.xaml.cs

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+namespace BugSweeper
+{
+    public partial class App : Application
+    {
+        public App()
+        {
+            InitializeComponent();
+
+            MainPage = new AppShell();
+        }
+    }
+}

8.0/Apps/BugSweeper/BugSweeper/AppShell.xaml

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+<?xml version="1.0" encoding="UTF-8" ?>
+<Shell
+    x:Class="BugSweeper.AppShell"
+    xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
+    xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
+    xmlns:local="clr-namespace:BugSweeper"
+    Shell.FlyoutBehavior="Disabled"
+    Title="BugSweeper">
+
+    <ShellContent
+        Title="Home"
+        ContentTemplate="{DataTemplate local:MainPage}"
+        Route="MainPage" />
+
+</Shell>

8.0/Apps/BugSweeper/BugSweeper/AppShell.xaml.cs

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+namespace BugSweeper
+{
+    public partial class AppShell : Shell
+    {
+        public AppShell()
+        {
+            InitializeComponent();
+        }
+    }
+}

8.0/Apps/BugSweeper/BugSweeper/Board.cs

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+namespace BugSweeper
+{
+    class Board : AbsoluteLayout
+    {
+        // Alternative sizes make the tiles a tad small.
+        const int COLS = 9;         // 16
+        const int ROWS = 9;         // 16
+        const int BUGS = 10;        // 40
+
+        Tile[,] tiles = new Tile[ROWS, COLS];
+        int flaggedTileCount;
+        bool isGameInProgress;              // on first tap
+        bool isGameInitialized;             // on first double-tap
+        bool isGameEnded;
+
+        // Events to notify page.
+        public event EventHandler GameStarted;
+        public event EventHandler<bool> GameEnded;
+
+        public int BugCount => BUGS;
+
+        public int FlaggedTileCount
+        {
+            get => flaggedTileCount;
+            set
+            {
+                if (flaggedTileCount != value)
+                {
+                    flaggedTileCount = value;
+                    OnPropertyChanged();
+                }
+            }
+        }
+
+        public Board()
+        {
+            for (int row = 0; row < ROWS; row++)
+            {
+                for (int col = 0; col < COLS; col++)
+                {
+                    Tile tile = new Tile(row, col);
+                    tile.TileStatusChanged += OnTileStatusChanged;
+                    this.Children.Add(tile);
+                    tiles[row, col] = tile;
+                }
+            }
+
+            SizeChanged += (sender, args) =>
+            {
+                double tileWidth = this.Width / COLS;
+                double tileHeight = this.Height / ROWS;
+
+                foreach (Tile tile in tiles)
+                {
+                    Rect bounds = new Rect(tile.Col * tileWidth, tile.Row * tileHeight, tileWidth, tileHeight);
+                    AbsoluteLayout.SetLayoutBounds(tile, bounds);
+                }
+            };
+
+            NewGameInitialize();
+        }
+
+        public void NewGameInitialize()
+        {
+            // Clear all the tiles.
+            foreach (Tile tile in tiles)
+                tile.Initialize();
+
+            isGameInProgress = false;
+            isGameInitialized = false;
+            isGameEnded = false;
+            this.FlaggedTileCount = 0;
+        }
+
+
+        // Not called until the first tile is double-tapped.
+        void DefineNewBoard(int tappedRow, int tappedCol)
+        {
+            // Begin the assignment of bugs.
+            Random random = new Random();
+            int bugCount = 0;
+
+            while (bugCount < BUGS)
+            {
+                // Get random row and column.
+                int row = random.Next(ROWS);
+                int col = random.Next(COLS);
+
+                // Skip it if it's already a bug.
+                if (tiles[row, col].IsBug)
+                    continue;
+
+                // Avoid the tappedRow & Col & surrounding ones.
+                if (row >= tappedRow - 1 &&
+                    row <= tappedRow + 1 &&
+                    col >= tappedCol - 1 &&
+                    col <= tappedCol + 1)
+                    continue;
+
+                // It's a bug!
+                tiles[row, col].IsBug = true;
+
+                // Calculate the surrounding bug count.
+                CycleThroughNeighbors(row, col,
+                    (neighborRow, neighborCol) =>
+                    {
+                        ++tiles[neighborRow, neighborCol].SurroundingBugCount;
+                    });
+
+                bugCount++;
+            }
+        }
+
+        void CycleThroughNeighbors(int row, int col, Action<int, int> callback)
+        {
+            int minRow = Math.Max(0, row - 1);
+            int maxRow = Math.Min(ROWS - 1, row + 1);
+            int minCol = Math.Max(0, col - 1);
+            int maxCol = Math.Min(COLS - 1, col + 1);
+
+            for (int neighborRow = minRow; neighborRow <= maxRow; neighborRow++)
+            {
+                for (int neighborCol = minCol; neighborCol <= maxCol; neighborCol++)
+                {
+                    if (neighborRow != row || neighborCol != col)
+                        callback(neighborRow, neighborCol);
+                }
+            }
+        }
+
+        void OnTileStatusChanged(object sender, TileStatus tileStatus)
+        {
+            if (isGameEnded)
+                return;
+
+            // With a first tile tapped, the game is now in progress.
+            if (!isGameInProgress)
+            {
+                isGameInProgress = true;
+
+                // Fire the GameStarted event.
+                if (GameStarted != null)
+                    GameStarted(this, EventArgs.Empty);
+            }
+
+            // Update the "flagged" bug count before checking for a loss.
+            int flaggedCount = 0;
+
+            foreach (Tile tile in tiles)
+            {
+                if (tile.Status == TileStatus.Flagged)
+                    flaggedCount++;
+            }
+
+            this.FlaggedTileCount = flaggedCount;
+
+            // Get the tile whose status has changed.
+            Tile changedTile = (Tile)sender;
+
+            // If it's exposed, some actions are required.
+            if (tileStatus == TileStatus.Exposed)
+            {
+                if (!isGameInitialized)
+                {
+                    DefineNewBoard(changedTile.Row, changedTile.Col);
+                    isGameInitialized = true;
+                }
+
+                if (changedTile.IsBug)
+                {
+                    isGameInProgress = false;
+                    isGameEnded = true;
+
+                    // Fire the GameEnded event!
+                    if (GameEnded != null)
+                        GameEnded(this, false);
+
+                    return;
+                }
+
+                // Auto expose for zero surrounding bugs.
+                if (changedTile.SurroundingBugCount == 0)
+                {
+                    CycleThroughNeighbors(changedTile.Row, changedTile.Col,
+                        (neighborRow, neighborCol) =>
+                        {
+                            // Expose all the neighbors.
+                            tiles[neighborRow, neighborCol].Status = TileStatus.Exposed;
+                        });
+                }
+            }
+
+            // Check for a win.
+            bool hasWon = true;
+
+            foreach (Tile til in tiles)
+            {
+                if (til.IsBug && til.Status != TileStatus.Flagged)
+                    hasWon = false;
+
+                if (!til.IsBug && til.Status != TileStatus.Exposed)
+                    hasWon = false;
+            }
+
+            // If there's a win, celebrate!
+            if (hasWon)
+            {
+                isGameInProgress = false;
+                isGameEnded = true;
+
+                // Fire the GameEnded event!
+                if (GameEnded != null)
+                    GameEnded(this, true);
+
+                return;
+            }
+        }
+    }
+}
+

8.0/Apps/BugSweeper/BugSweeper/BugSweeper.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+	<PropertyGroup>
+		<TargetFrameworks>net8.0-android;net8.0-ios;net8.0-maccatalyst</TargetFrameworks>
+		<TargetFrameworks Condition="$([MSBuild]::IsOSPlatform('windows'))">$(TargetFrameworks);net8.0-windows10.0.19041.0</TargetFrameworks>
+		<!-- Uncomment to also build the tizen app. You will need to install tizen by following this: https://github.com/Samsung/Tizen.NET -->
+		<!-- <TargetFrameworks>$(TargetFrameworks);net8.0-tizen</TargetFrameworks> -->
+
+		<!-- Note for MacCatalyst:
+		The default runtime is maccatalyst-x64, except in Release config, in which case the default is maccatalyst-x64;maccatalyst-arm64.
+		When specifying both architectures, use the plural <RuntimeIdentifiers> instead of the singular <RuntimeIdentifier>.
+		The Mac App Store will NOT accept apps with ONLY maccatalyst-arm64 indicated;
+		either BOTH runtimes must be indicated or ONLY macatalyst-x64. -->
+		<!-- For example: <RuntimeIdentifiers>maccatalyst-x64;maccatalyst-arm64</RuntimeIdentifiers> -->
+
+		<OutputType>Exe</OutputType>
+		<RootNamespace>BugSweeper</RootNamespace>
+		<UseMaui>true</UseMaui>
+		<SingleProject>true</SingleProject>
+		<ImplicitUsings>enable</ImplicitUsings>
+		<Nullable>enable</Nullable>
+		<MauiVersion>8.0.7</MauiVersion>
+
+		<!-- Display name -->
+		<ApplicationTitle>BugSweeper</ApplicationTitle>
+
+		<!-- App Identifier -->
+		<ApplicationId>com.companyname.bugsweeper</ApplicationId>
+
+		<!-- Versions -->
+		<ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
+		<ApplicationVersion>1</ApplicationVersion>
+
+		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'ios'">11.0</SupportedOSPlatformVersion>
+		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'maccatalyst'">13.1</SupportedOSPlatformVersion>
+		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">21.0</SupportedOSPlatformVersion>
+		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'windows'">10.0.17763.0</SupportedOSPlatformVersion>
+		<TargetPlatformMinVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'windows'">10.0.17763.0</TargetPlatformMinVersion>
+		<SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'tizen'">6.5</SupportedOSPlatformVersion>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<!-- App Icon -->
+		<MauiIcon Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" Color="#512BD4" />
+
+		<!-- Splash Screen -->
+		<MauiSplashScreen Include="Resources\Splash\splash.svg" Color="#512BD4" BaseSize="128,128" />
+
+		<!-- Images -->
+		<MauiImage Include="Resources\Images\*" />
+		<MauiImage Update="Resources\Images\dotnet_bot.png" Resize="True" BaseSize="300,185" />
+
+		<!-- Custom Fonts -->
+		<MauiFont Include="Resources\Fonts\*" />
+
+		<!-- Raw Assets (also remove the "Resources\Raw" prefix) -->
+		<MauiAsset Include="Resources\Raw\**" LogicalName="%(RecursiveDir)%(Filename)%(Extension)" />
+	</ItemGroup>
+
+	<ItemGroup>
+	  <None Remove="Resources\Images\dotnet_logo.png" />
+	  <None Remove="Resources\Images\redbug.png" />
+	</ItemGroup>
+
+	<ItemGroup>
+		<PackageReference Include="Microsoft.Maui.Controls" Version="$(MauiVersion)" />
+		<PackageReference Include="Microsoft.Maui.Controls.Compatibility" Version="$(MauiVersion)" />
+		<PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="8.0.0" />
+	</ItemGroup>
+
+</Project>