GooglePlayServicesTargets.cshtml

@using System.Linq
@using System.IO
@using System.Xml.Linq
<?xml version="1.0" encoding="utf-8"?>
@functions {
  public static void RemoveXmlns(XElement e)
  {
    e.Name = e.Name.LocalName;

    foreach (var node in e.DescendantNodes())
    {
      var n = node as XElement;
      if (n != null)
        RemoveXmlns(n);
    }
  }
}
<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
  <PropertyGroup>
    <AndroidManifestMerger>manifestmerger.jar</AndroidManifestMerger>
  </PropertyGroup>  
  
  @if (@Model.MavenArtifacts.Count > 0) {
  <ItemGroup>
    @foreach (var art in @Model.MavenArtifacts) {
      if (art.ProguardFile != null) {
    <ProguardConfiguration Condition=" '$(AndroidApplication)' == 'true' " Include="$(MSBuildThisFileDirectory)..\..\proguard\proguard.txt" />
      }
    }
  </ItemGroup>
  <PropertyGroup>
    <AndroidManifestMerger>manifestmerger.jar</AndroidManifestMerger>
  </PropertyGroup>
  }

  <PropertyGroup>
    <AndroidManifestMerger>manifestmerger.jar</AndroidManifestMerger>
  </PropertyGroup>  
  <PropertyGroup>
    <AndroidFragmentType>AndroidX.Fragment.App.Fragment</AndroidFragmentType>
  </PropertyGroup>

  @foreach (var art in @Model.MavenArtifacts) {
      if (art.MavenArtifactPackaging == "aar") {
        var friendlyArtifactId = art.MavenArtifactId.Replace("-", "");
        var friendlyVersion = art.MavenArtifactVersion.Replace(".", "_").Replace("-", "_");
        var friendlyId = friendlyArtifactId + "_" + friendlyVersion;
        var url = "https://dl.google.com/dl/android/maven2/" + art.MavenGroupId.Replace(".", "/") + "/" + art.MavenArtifactId + "/" + art.MavenArtifactVersion + "/" + art.MavenArtifactId + "-" + art.MavenArtifactVersion + ".aar";
        var xbdKey = friendlyArtifactId + "-" + art.MavenArtifactVersion;
        var xbdAarFile = friendlyArtifactId + "-" + art.MavenArtifactVersion + ".aar";
        var xbdAarPath = xbdKey + "\\" + xbdKey + ".aar";
        var xbdSha256 = art.MavenArtifactSha256;
  <ItemGroup>
    <XamarinBuildRestoreResources Include="_XbdRestoreItems_@(friendlyId)" />
  </ItemGroup>
  <Target Name="_XbdRestoreItems_@(friendlyId)">
    <ItemGroup>
      <XamarinBuildDownload Include="@(xbdKey)">
        <Url>@(url)</Url>
        <ToFile>@(xbdAarFile)</ToFile>
        <Kind>Uncompressed</Kind>
        <Sha256>@(xbdSha256)</Sha256>
      </XamarinBuildDownload>
    </ItemGroup>


    <ItemGroup>
     <XamarinBuildDownloadAndroidAarLibrary Include="$(XamarinBuildDownloadDir)@(xbdAarPath)" />
      @*
      <!--
      NOTE: 
      Xamarin.Build.Download version set in GooglePlaySericesProjects.cshtml template is 
      important for attributes in GooglePlaySericesTargets.cshtml template
      
      XamarinBuildDownloadAndroidAarLibrary   v >=  0.10.0
      XamarinBuildDownloadRestoreAssemblyAar  v <   0.10.0
      -->
      *@
      <XamarinBuildDownloadAndroidAarLibrary Include="$(XamarinBuildDownloadDir)@(xbdAarPath)" />
    </ItemGroup>
  </Target>
      }
    }

@{
  string mergeTargets = Path.Combine(Model.Config.BasePath, "source", Model.MavenGroupId, Model.Name, "merge.targets");
  if (File.Exists(mergeTargets)) {
    XDocument xmlTargets = XDocument.Load(mergeTargets);
    XNamespace nsChild = xmlTargets.Root.Name.Namespace;
    @Raw("\r\n\r\n");
    foreach (var xelem in xmlTargets.Element (nsChild + "Project").Elements ()) {
      RemoveXmlns(xelem);
      @Raw("\r\n" + xelem.ToString());
    }
    @Raw("\r\n\r\n");
  }
}
</Project>