using System.IO.Compression;
using MetaforceInstaller.Core.Models;

namespace MetaforceInstaller.Core.Services;

public class ZipScrapper
{
    public static InstallationParts PeekFiles(ZipArchive archive)
    {
        return new InstallationParts
        {
            AndroidContentPath = DoesAndroidContentExists(archive),
            OculusClientPath = DoesOculusClientExists(archive),
            PicoClientPath = DoesPicoClientExists(archive),
            AndroidAdminPath = DoesAndroidAdminExists(archive),
            WindowsAdminPath = DoesPcAdminExists(archive),
            WindowsContentPath = DoesWindowsContentExists(archive),
            WindowsServerPath = DoesServerExists(archive),
        };
        // Console.WriteLine($"Contents of {archive}:");
        // Console.WriteLine("----------------------------------");
        //
        // foreach (ZipArchiveEntry entry in archive.Entries)
        // {
        //     // You can access properties like entry.Name, entry.FullName, entry.Length (uncompressed size), entry.CompressedLength
        //     Console.WriteLine($"Entry: {entry.FullName}");
        //     Console.WriteLine($"  Uncompressed Size: {entry.Length} bytes");
        //     Console.WriteLine($"  Compressed Size: {entry.CompressedLength} bytes");
        //     Console.WriteLine("----------------------------------");
        // }
    }

    public static string ExtractZip(ZipArchive archive, string outputPath, IProgress<double>? progress = null)
    {
        var entries = archive.Entries.Where(e => !string.IsNullOrEmpty(e.Name)).ToList();
        var totalEntries = entries.Count;
        var processedEntries = 0;

        foreach (var entry in entries)
        {
            var destinationPath = Path.Combine(outputPath, entry.FullName);
            var destinationDir = Path.GetDirectoryName(destinationPath);
            
            if (!string.IsNullOrEmpty(destinationDir))
            {
                Directory.CreateDirectory(destinationDir);
                Console.WriteLine($"Extracting {entry.FullName} to {destinationPath}");
            }

            entry.ExtractToFile(destinationPath, overwrite: true);
            
            processedEntries++;
            progress?.Report((double)processedEntries / totalEntries * 100);
        }

        return outputPath;
    }

    private static string? DoesPicoClientExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.Name.Contains("MetaforcePico")
            && entry.Name.EndsWith(".apk"));
        return entry?.FullName;
    }

    private static string? DoesOculusClientExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.Name.Contains("MetaforceOculus")
            && entry.Name.EndsWith(".apk"));
        return entry?.FullName;
    }

    private static string? DoesAndroidAdminExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.Name.Contains("MetaforceAdmin")
            && entry.Name.EndsWith(".apk"));
        return entry?.FullName;
    }

    private static string? DoesAndroidContentExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.Name.Contains("Content_Android")
            && entry.Name.EndsWith(".zip"));
        return entry?.FullName;
    }

    private static string? DoesWindowsContentExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.Name.Contains("Content_StandaloneWindows")
            && entry.Name.EndsWith(".zip"));
        return entry?.FullName;
    }

    private static string? DoesPcAdminExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.FullName.Contains("MetaforceAdminPC") &&
            entry.Name.EndsWith(".exe")
            && !entry.Name.Contains("UnityCrashHandler") &&
            !entry.Name.Contains("crashpad_handler"));
        return entry?.FullName;
    }

    private static string? DoesServerExists(ZipArchive archive)
    {
        var entry = archive.Entries.FirstOrDefault(entry =>
            entry.FullName.Contains("MetaforceServer") &&
            entry.Name.EndsWith(".exe")
            && !entry.Name.Contains("UnityCrashHandler") &&
            !entry.Name.Contains("crashpad_handler"));
        return entry?.FullName;
    }
}