build.cake

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT License.

#addin nuget:?package=Cake.FileHelpers&version=5.0.0
#addin nuget:?package=Cake.Incubator&version=7.0.0
#load "scripts/utility.cake"
#load "scripts/configuration/config-parser.cake"

using System.Net;
using System.Text;
using System.Linq;
using System.Text.RegularExpressions;
using System.Collections.Generic;

// Contains all assembly paths and how to use them
IList<AssemblyGroup> AssemblyGroups = null;

// Available AppCenter modules.
IList<AppCenterModule> AppCenterModules = null;

// URLs for downloading binaries.
/*
 * Read this: http://www.mono-project.com/docs/faq/security/.
 * On Windows,
 *     you have to do additional steps for SSL connection to download files.
 *     http://stackoverflow.com/questions/4926676/mono-webrequest-fails-with-https
 *     By running mozroots and install part of Mozilla's root certificates can make it work.
 */

/* NOTE: Running build locally
   When running build locally download artifacts from apple and android build pipelines manually and place them in `externals` folder.
   Place the artifacts in appropriate `externals` subfolders `apple` or `android`
   Apple:
   AppCenter-SDK-Apple-XCFramework-VERSION.zip
   AppCenter-SDK-Apple-VERSION.zip  
   Android:
   appcenter-distribute-play-VERSION.aar 
   appcenter-distribute-VERSION.aar 
   appcenter-crashes-VERSION.aar 
   appcenter-analytics-VERSION.aar 
   appcenter-VERSION.aar
*/

var ExternalsDirectory = "externals";
var AndroidExternals = $"{ExternalsDirectory}/android";
var AppleExternals = $"{ExternalsDirectory}/apple";

// Need to read versions before setting url values
VersionReader.ReadVersions();

// Task Target for build
var Target = Argument("Target", Argument("t", "Default"));

// Prepare the platform paths for downloading, uploading, and preparing assemblies
Setup(context =>
{
    AssemblyGroups = AssemblyGroup.ReadAssemblyGroups();
    AppCenterModules = AppCenterModule.ReadAppCenterModules("nuget", VersionReader.SdkVersion);
});

Task("Build")
    .IsDependentOn("Externals")
    .Does(() =>
{
    var platformId = IsRunningOnUnix() ? Argument("MacPlatformId", "mac") : "windows";
    var buildGroups = BuildGroup.ReadBuildGroups(platformId);
    foreach (var buildGroup in buildGroups)
    {
        buildGroup.ExecuteBuilds();
    }
}).OnError(HandleError);

Task("PrepareAssemblies")
    .IsDependentOn("Build")
    .Does(() =>
{
    foreach (var assemblyGroup in AssemblyGroups)
    {
        if (assemblyGroup.Download)
        {
            continue;
        }
        // Clean all directories before copying. Doing so before each operation
        // could cause subdirectories that are created first to be deleted.
        CleanDirectory(assemblyGroup.Folder);
        CopyFiles(assemblyGroup.AssemblyPaths.Where(i => FileExists(i)), assemblyGroup.Folder, false);
    }
}).OnError(HandleError);

// Downloading Android binaries.
Task("Externals-Android")
    .Does(() =>
{
    // Move binaries to externals/android so that linked files don't have versions
    // in their paths

    var androidExternalsPath = System.IO.Path.Combine(AndroidExternals, "*");
    var files = GetFiles(androidExternalsPath);

    // regex pattern for extracting version
    var versionPattern = new System.Text.RegularExpressions.Regex(@"\d+\.\d+\.\d+");

    // fix since aar files contain version name instead of release string
    foreach (var file in files)
    {
        var filename = file.GetFilename().ToString();
        if (versionPattern.IsMatch(filename))
        {
            var replacedName = versionPattern.Replace(filename, "release");
            var newPath = System.IO.Path.Combine(AndroidExternals, replacedName);
            MoveFile(file, newPath);
        }
    }

}).OnError(HandleError);

public static void UnzipFile(this ICakeContext context, string zipFile, string outputPath)
{
    using (var process = context.StartAndReturnProcess("unzip",
        new ProcessSettings
        {
            Arguments = new ProcessArgumentBuilder()
                .Append("-o")
                .Append(zipFile)
                .Append("-d")
                .Append(outputPath),
            RedirectStandardOutput = true,
        }))
    {
        process.WaitForExit(10000);
        if (process.GetExitCode() != 0)
        {
            throw new Exception($"Failed to unzip {zipFile}");
        }
    }
}

// Downloading iOS binaries.
Task("Externals-Apple")
    .WithCriteria(() => IsRunningOnUnix())
    .Does(() =>
{
    var XCFrameworkOutputDir = System.IO.Path.Combine(AppleExternals, "xcframework");
    var appleExternalsPath = System.IO.Path.Combine(AppleExternals, "*");
    var zipFiles = GetFiles(appleExternalsPath);
    foreach (var file in zipFiles)
    {
        var fileName = file.GetFilename().ToString();
        if (fileName.Contains("XCFramework"))
        {
            var zipXCFrameworkFile = System.IO.Path.Combine(AppleExternals, fileName);
            Context.UnzipFile(zipXCFrameworkFile, XCFrameworkOutputDir);
        }
        else
        {
            var zipFile = System.IO.Path.Combine(AppleExternals, fileName);
            Context.UnzipFile(zipFile, AppleExternals);
        }
    }

    var iosFrameworksLocation = System.IO.Path.Combine(AppleExternals, "AppCenter-SDK-Apple/iOS");
    var macosFrameworksLocation = System.IO.Path.Combine(AppleExternals, "AppCenter-SDK-Apple/macOS");
    var xcframeworkLocation = System.IO.Path.Combine(XCFrameworkOutputDir, "AppCenter-SDK-Apple");

    // Move iOS frameworks.
    var iosExternals = System.IO.Path.Combine(AppleExternals, "ios");
    CleanDirectory(iosExternals);

    // Copy the AppCenter binaries directly from the frameworks and add the ".a" extension.
    var files = GetFiles($"{iosFrameworksLocation}/*.framework/AppCenter*");
    foreach (var file in files)
    {
        var filename = file.GetFilename();
        MoveFile(file, $"{iosExternals}/{filename}.a");
    }

    // Copy Distribute resource bundle and copy it to the externals directory.
    var distributeBundle = "AppCenterDistributeResources.bundle";
    if (DirectoryExists($"{iosFrameworksLocation}/{distributeBundle}"))
    {
        MoveDirectory($"{iosFrameworksLocation}/{distributeBundle}", $"{iosExternals}/{distributeBundle}");
    }

    // Move Maccatalyst frameworks.
    var maccatalystExternals = System.IO.Path.Combine(AppleExternals, "maccatalyst");
    CleanDirectory(maccatalystExternals);

    // Copy the AppCenter binaries directly from the frameworks and add the ".a" extension.
    files = GetFiles($"{xcframeworkLocation}/*.xcframework/*-maccatalyst/*.framework/Versions/A/AppCenter*");
    foreach (var file in files)
    {
        var filename = file.GetFilename();
        MoveFile(file, $"{maccatalystExternals}/{filename}.a");
    }

    // Copy Distribute resource bundle and copy it to the externals directory.
    distributeBundle = "AppCenterDistributeResources.bundle";
    if (DirectoryExists($"{xcframeworkLocation}/{distributeBundle}"))
    {
        MoveDirectory($"{xcframeworkLocation}/{distributeBundle}", $"{maccatalystExternals}/{distributeBundle}");
    }

    // Move macOS frameworks.
    var macosExternals = System.IO.Path.Combine(AppleExternals, "macos");
    CleanDirectory(macosExternals);
    var frameworks = GetDirectories($"{macosFrameworksLocation}/*.framework");
    foreach (var frameworkDir in frameworks)
    {
        var dirName = frameworkDir.GetDirectoryName();
        MoveDirectory(frameworkDir, $"{macosExternals}/{dirName}");
    }

    // Copy binaries for net-6.0 projects
    files = GetFiles($"{macosExternals}/*.framework/Versions/A/AppCenter*");
    foreach (var file in files)
    {
        var filename = file.GetFilename();
        CopyFile(file, $"{macosExternals}/{filename}.a");
    }

}).OnError(HandleError);

// Create a common externals task depending on platform specific ones
Task("Externals").IsDependentOn("Externals-Apple").IsDependentOn("Externals-Android");

// Main Task.
Task("Default")
    .IsDependentOn("PrepareAssemblies")
    .IsDependentOn("NuGet");

// Pack NuGets for appropriate platform
Task("NuGet")
    .Does(() =>
{
    CleanDirectory("output");

    // Package NuGets.
    foreach (var module in AppCenterModules)
    {
        var originalPath = System.IO.Path.Combine("nuget", module.NuspecFilename);

        // Skip modules that don't have nuspecs.
        if (!FileExists(originalPath))
        {
            continue;
        }

        // Prepare nuspec by making substitutions in a copied nuspec (to avoid altering the original)
        var nuspecFileName = System.IO.Path.GetFileNameWithoutExtension(originalPath) + ".copy.nuspec";
        var nuspecPath = System.IO.Path.Combine("nuget", nuspecFileName);
        CopyFile(originalPath, nuspecPath);
        ReplaceTextInFiles(nuspecPath, "$version$", module.NuGetVersion);
        foreach (var group in AssemblyGroups)
        {
            var groupFolder = MakeAbsolute((DirectoryPath)group.Folder).FullPath;
            ReplaceTextInFiles(nuspecPath, group.NuspecKey, groupFolder);
        }
        Information("Building a NuGet package for " + module.DotNetModule + " version " + module.NuGetVersion);
        NuGetPack(File(nuspecPath), new NuGetPackSettings
        {
            Verbosity = NuGetVerbosity.Detailed,
            Version = module.NuGetVersion,
            RequireLicenseAcceptance = true
        });

        // Clean up
        DeleteFiles(nuspecPath);
    }
    MoveFiles("Microsoft.AppCenter*.nupkg", "output");
}).OnError(HandleError);

RunTarget(Target);