/// <summary>
/// Build a provided Unity3D project with the specified build options.
/// </summary>
/// <param name="context">The active cake context.</param>
/// <param name="projectFolder">The absolute path to the Unity3D project to build.</param>
/// <param name="options">The build options to use when building the project.</param>
public static void BuildUnity3DProject(this ICakeContext context, FilePath projectFolder, Unity3DBuildOptions options)

/// <summary>
/// Locate all installed version of Unity3D.
/// Warning: This currently only works for Windows and has only been tested on Windows 10.
/// </summary>
/// <param name="context">The active cake context.</param>
/// <returns>A dictionary containing 'key' Unity version, 'value' absolute install path</returns>
public static Dictionary<string, string> GetAllUnityInstalls(this ICakeContext context)

/// <summary>
/// Try and get the absolute install path for a specific Unity3D version.
/// </summary>
/// <param name="context">The active cake context.</param>
/// <param name="version">The version to try and locate.</param>
/// <param name="installPath">If found the absolute install path will be written to this out variable</param>
/// <returns>True if the editor version was found, false otherwise.</returns>
public static bool TryGetUnityInstall(this ICakeContext context, string version, out string installPath)

#addin nuget:?package=Cake.Unity3D

var target = Argument("target", "Build");

Task("Build")
  .Does(() =>
{
	// Presuming the build.cake file is within the Unity3D project folder.
	var projectPath = System.IO.Path.GetFullPath("./");
	
	// The location we want the build application to go
	var outputPath = System.IO.Path.Combine(projectPath, "_build", "x64", "example.exe");
	
	// Get the absolute path to the 2018.1.0f1 Unity3D editor.
	string unityEditorLocation;
	if (!TryGetUnityInstall("Unity 2018.1.0f1 (64-bit)", out unityEditorLocation)) 
	{
		Error("Failed to find 'Unity 2018.1.0f1 (64-bit)' install location");
		return;
	}
	
	// Create our build options.
	var options = new Unity3DBuildOptions()
	{
		Platform = Unity3DBuildPlatform.StandaloneWindows64,
		OutputPath = outputPath,
		UnityEditorLocation = unityEditorLocation,
		ForceScriptInstall = true,
		BuildVersion = "1.0.0"
	};
	
	// Perform the Unity3d build.
	BuildUnity3DProject(projectPath, options);
});

RunTarget(target);