Use GitHub Actions as CI (GtkSharp#319)

.config/dotnet-tools.json

@@ -0,0 +1,12 @@
+{
+    "version": 1,
+    "isRoot": true,
+    "tools": {
+      "cake.tool": {
+        "version": "2.0.0",
+        "commands": [
+          "dotnet-cake"
+        ]
+      }
+    }
+  }

.github/workflows/main.yml

@@ -0,0 +1,30 @@
+name: Build
+
+on: [push, pull_request]
+
+jobs:
+  build:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-20.04]
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          submodules: recursive
+      - name: Setup .NET Core SDK ${{ matrix.dotnet-version }}
+        uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: '6.0.x'
+      - name: Restore dotnet tools
+        run: dotnet tool restore
+      - name: Run build.cake
+        run: dotnet cake build.cake
+        env:
+          GITHUB_ACTIONS: true
+      - uses: actions/upload-artifact@main
+        with:
+          name: Nuget Packages
+          path: |
+            BuildOutput/NugetPackages/**/*.nupkg
+          if-no-files-found: error

.gitignore

@@ -309,3 +309,5 @@ tools/**
 
 # OpenCover UI analysis results
 OpenCover/
+
+.cake

CakeScripts/GAssembly.cake

@@ -43,7 +43,7 @@ public class GAssembly
         {
             // Fixup API file
             var symfile = P.Combine(Dir, Name + "-symbols.xml");
-            Cake.DotNetCoreExecute("BuildOutput/Tools/GapiFixup.dll", 
+            Cake.DotNetExecute("BuildOutput/Tools/GapiFixup.dll", 
                 "--metadata=" + Metadata + " " + "--api=" + tempapi + 
                 (Cake.FileExists(symfile) ? " --symbols=" + symfile : string.Empty)
             );
@@ -60,7 +60,7 @@ public class GAssembly
             }
 
             // Generate code
-            Cake.DotNetCoreExecute("BuildOutput/Tools/GapiCodegen.dll", 
+            Cake.DotNetExecute("BuildOutput/Tools/GapiCodegen.dll", 
                 "--outdir=" + GDir + " " +
                 "--schema=Source/Libs/Shared/Gapi.xsd " +
                 extraargs + " " +

README.md

@@ -17,19 +17,17 @@ Differences can be seen with the following table:
 
 ## Building from source
 
-Pre requirements for building from source are that you have .Net Core and msbuild installed on the system.
+Pre requirements for building from source are that you have .Net 6 installed on the system.
 
-To build the repository, first clone it:
+To build the repository, simply do:
 
 ```sh
 git clone https://github.com/GtkSharp/GtkSharp.git
 cd GtkSharp
+dotnet tool restore
+dotnet cake build.cake
 ```
 
-and then simply run either `.\build.ps1` or `./build.sh` depending your operating system. If you have [Cake](https://cakebuild.net/) installed as a .NET global tool just run `dotnet-cake`.
-
-If you wish to generate the nuget packages simply add the `--BuildTarget=PackageNuGet` as an argument when calling the build script.
-
 A breakdown on how the source is structured:
 
 * Tools that are needed to generate wrapper code are found in [Tools](Source/Tools) folder

build.cake

@@ -1,7 +1,7 @@
 #load CakeScripts\GAssembly.cake
 #load CakeScripts\Settings.cake
-#addin "Cake.FileHelpers&version=4.0.0"
-#addin "Cake.Incubator&version=6.0.0"
+#addin "Cake.FileHelpers&version=5.0.0"
+#addin "Cake.Incubator&version=7.0.0"
 
 // VARS
 
@@ -14,11 +14,47 @@ var configuration = Argument("Configuration", "Release");
 var msbuildsettings = new DotNetCoreMSBuildSettings();
 var list = new List<GAssembly>();
 
+private void ParseVersion()
+{
+    if (!string.IsNullOrEmpty(EnvironmentVariable("GITHUB_ACTIONS")))
+    {
+        var version = "3.24.24." + EnvironmentVariable("GITHUB_RUN_NUMBER");
+
+        var upstreamUrl = "GtkSharp/GtkSharp";
+        var repositoryUrl = EnvironmentVariable("GITHUB_REPOSITORY");
+        var branch = EnvironmentVariable("GITHUB_REF");
+
+        if (string.IsNullOrEmpty(repositoryUrl))
+            return;
+
+        if (repositoryUrl != upstreamUrl) // If we are building a PR
+        {
+            var split = repositoryUrl.Split('/');
+            version = version + "-" + split[0];
+        }
+        else if (repositoryUrl == upstreamUrl &&
+            !string.IsNullOrEmpty(branch) &&
+            branch != " refs/heads/master") // If we are building our repository
+        {
+            var branchName = branch.Substring(11);
+            version = version + "-" + branchName;
+        }
+
+        Settings.Version = version;
+
+        Console.WriteLine("Branch: " + branch);
+    }
+
+    Console.WriteLine("Version: " + Settings.Version);
+}
+
 // TASKS
 
 Task("Init")
     .Does(() =>
 {
+    ParseVersion();
+
     // Assign some common properties
     msbuildsettings = msbuildsettings.WithProperty("Version", Settings.Version);
     msbuildsettings = msbuildsettings.WithProperty("Authors", "'GtkSharp Contributors'");
@@ -142,9 +178,7 @@ Task("PackageTemplates")
 // TASK TARGETS
 
 Task("Default")
-    .IsDependentOn("Build");
-
-Task("FullBuild")
+    .IsDependentOn("Build")
     .IsDependentOn("PackageNuGet")
 	.IsDependentOn("PackageTemplates");