using System;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Runtime.CompilerServices;
using WixSharp;
using WixSharp.CommonTasks;
using WixSharp.Controls;

namespace WixSharpInstaller
{
    class Program
    {
        static int Main()
        {
            try
            {
                // Validate input files
                var sourceBaseDir = GetInputFileDirectoryPath();
                if (Directory.GetFiles(sourceBaseDir).Any() == false)
                    throw new InvalidOperationException("The \"Files\" input directory is empty.");

                // Create project with important properties
                var project = new Project("c-entron Nexus");
                project.GUID = new Guid("BBBE4001-00B1-41AC-B76F-CD2977F23A89");
                project.SetVersionFromFile(Path.Combine(sourceBaseDir, "Files", "CentronNexus.Host.dll"));
                project.MajorUpgrade = new MajorUpgrade() // This is basically MajorUpgrade.Default but with AllowSameVersionUpgrades set to true
                {
                    Schedule = new UpgradeSchedule?(UpgradeSchedule.afterInstallInitialize),
                    DowngradeErrorMessage = "Eine neuere Version von [ProductName] ist bereits installiert.",
                    AllowSameVersionUpgrades = true // This is needed, to force major upgrades when we change only the 4th number in the version (MSI by default only checks the first 3 numbers)
                };
                project.SourceBaseDir = sourceBaseDir;
                project.ReinstallMode = "amus"; // Make sure to always re-install all files (see commit message for more details)
                project.Language = "de-DE";
                project.ControlPanelInfo.Manufacturer = "NEXOWARE Systems GmbH";

                // Add all files from the "Files" input directory
                project.AddDir(new Dir("%ProgramFiles%\\c-entron software gmbh\\c-entron Nexus", new Files("Files\\*.*")));

                // Install CentronNexus.exe as windows-service
                project.ResolveWildCards().FindFirstFile("CentronNexus.Host.exe").ServiceInstaller = new ServiceInstaller
                {
                    Name = "CentronNexus",
                    DisplayName = "NEXOWARE ServiceBoard",
                    Description = "Dieser Windows-Dienst startet NEXOWARE ServiceBoard, und damit alle Projekte die darin enthalten sind, wie z.B. das Web-Angebot oder das ServiceBoard.",

                    // Make the service start automatically with windows
                    Start = SvcStartType.auto,

                    // The documentation states that "Install" is the default value, but it's actually not correct, same for StopOn and RemoveOn
                    StartOn = SvcEvent.Install,
                    StopOn = SvcEvent.InstallUninstall_Wait,
                    RemoveOn = SvcEvent.Uninstall_Wait,
                };

                // Declare UI
                project.UI = WUI.WixUI_InstallDir;
                project.RemoveDialogsBetween(NativeDialogs.WelcomeDlg, NativeDialogs.InstallDirDlg); // Remove the license-agreement dialog from the WixUI_InstallDir default UI, its between the WelcomeDlg and the InstallDirDlg
                project.BackgroundImage = "Images\\Installer-Background.bmp";
                project.BannerImage = "Images\\Installer-Banner.bmp";

                // Build MSI — set explicit output path to avoid ambiguity with relative working directory
                var outputDir = Path.GetDirectoryName(typeof(Program).Assembly.Location)!;
                project.OutFileName = Path.Combine(outputDir, "c-entron Nexus");
                project.PreserveTempFiles = true;
                Compiler.BuildMsi(project);

                var msiPath = project.OutFileName + ".msi";
                if (!System.IO.File.Exists(msiPath))
                    throw new FileNotFoundException($"MSI was not created at expected path: {msiPath}", msiPath);

                Console.WriteLine($"MSI successfully created at: {msiPath}");
                return 0;
            }
#pragma warning disable CA1031
            catch (Exception e)
#pragma warning restore CA1031
            {
                Console.WriteLine(e);
                return 1;
            }
        }

        private static string GetInputFileDirectoryPath([CallerFilePath] string callerFilePath = null)
        {
            return Path.GetDirectoryName(callerFilePath);
        }
    }
}