Flow.Launcher/Plugins/Flow.Launcher.Plugin.PluginsManager/PluginsManager.cs

using Flow.Launcher.Infrastructure;
using Flow.Launcher.Infrastructure.Logger;
using Flow.Launcher.Infrastructure.UserSettings;
using Flow.Launcher.Plugin.PluginsManager.Models;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Windows;

namespace Flow.Launcher.Plugin.PluginsManager
{
    internal class PluginsManager
    {
        private readonly PluginsManifest pluginsManifest;
        private PluginInitContext Context { get; set; }

        private readonly string icoPath = "Images\\pluginsmanager.png";

        internal PluginsManager(PluginInitContext context)
        {
            pluginsManifest = new PluginsManifest();
            Context = context;
        }
        internal void InstallOrUpdate(UserPlugin plugin)
        {
            if (PluginExists(plugin.ID))
            {
                var updateMessage = $"Do you want to update following plugin?{Environment.NewLine}{Environment.NewLine}" +
                          $"Name: {plugin.Name}{Environment.NewLine}" +
                          $"{Environment.NewLine}New Version: {plugin.Version}" +
                          $"{Environment.NewLine}Author: {plugin.Author}";

                throw new NotImplementedException();
            }

             var message = $"Do you want to install following plugin?{Environment.NewLine}{Environment.NewLine}" +
                           $"Name: {plugin.Name}{Environment.NewLine}" +
                           $"Version: {plugin.Version}{Environment.NewLine}" +
                           $"Author: {plugin.Author}";

            if(MessageBox.Show(message, "Install plugin", MessageBoxButton.YesNo) == MessageBoxResult.No)
                return;

            var filePath = Path.Combine(DataLocation.PluginsDirectory, $"{plugin.Name}{plugin.ID}.zip");
            
            try
            {
                Utilities.Download(plugin.UrlDownload, filePath);

                Context.API.ShowMsg(Context.API.GetTranslation("plugin_pluginsmanager_downloading_plugin"),
                                    Context.API.GetTranslation("plugin_pluginsmanager_download_success"));
            }
            catch (Exception e)
            {
                Context.API.ShowMsg(Context.API.GetTranslation("plugin_pluginsmanager_downloading_plugin"),
                                Context.API.GetTranslation("plugin_pluginsmanager_download_success"));

                Log.Exception("PluginsManager", "An error occured while downloading plugin", e, "PluginDownload");
            }

            Application.Current.Dispatcher.Invoke(() => Install(plugin, filePath));
        }

        internal void Update()
        {
            throw new NotImplementedException();
        }

        internal bool PluginExists(string id)
        {
            return Context.API.GetAllPlugins().Any(x => x.Metadata.ID == id);
        }

        internal void PluginsManifestSiteOpen()
        {
            //Open from context menu https://git.vcmq.workers.dev/Flow-Launcher/Flow.Launcher.PluginsManifest
            throw new NotImplementedException();
        }

        internal List<Result> Search(List<Result> results, string searchName)
        {
            if (string.IsNullOrEmpty(searchName))
                return results;

            return results
                    .Where(x => StringMatcher.FuzzySearch(searchName, x.Title).IsSearchPrecisionScoreMet())
                    .Select(x => x)
                    .ToList();
        }

        internal List<Result> RequestInstallOrUpdate(string searchName)
        {
            var results = new List<Result>();

            pluginsManifest
                .UserPlugins
                    .ForEach(x => results.Add(
                        new Result
                        {
                            Title = $"{x.Name} by {x.Author}",
                            SubTitle = x.Description,
                            IcoPath = icoPath,
                            Action = e =>
                            {
                                Context.API.ShowMsg(Context.API.GetTranslation("plugin_pluginsmanager_downloading_plugin"),
                                    Context.API.GetTranslation("plugin_pluginsmanager_please_wait"));
                                Application.Current.MainWindow.Hide();
                                InstallOrUpdate(x);

                                return true;
                            }
                        }));

            return Search(results, searchName);
        }

        private void Install(UserPlugin plugin, string downloadedFilePath)
        {
            if (!File.Exists(downloadedFilePath))
                return;
            
            var tempFolderPath = Path.Combine(Path.GetTempPath(), "flowlauncher");
            var tempFolderPluginPath = Path.Combine(tempFolderPath, "plugin");
            
            if (Directory.Exists(tempFolderPath))
                Directory.Delete(tempFolderPath, true);

            Directory.CreateDirectory(tempFolderPath);

            var zipFilePath = Path.Combine(tempFolderPath, Path.GetFileName(downloadedFilePath));

            File.Move(downloadedFilePath, zipFilePath);

            Utilities.UnZip(zipFilePath, tempFolderPluginPath, true);

            var pluginFolderPath = Utilities.GetContainingFolderPathAfterUnzip(tempFolderPluginPath);

            var metadataJsonFilePath = string.Empty;
            if (File.Exists(Path.Combine(pluginFolderPath, Constant.PluginMetadataFileName)))
                metadataJsonFilePath = Path.Combine(pluginFolderPath, Constant.PluginMetadataFileName);

            if (string.IsNullOrEmpty(metadataJsonFilePath) || string.IsNullOrEmpty(pluginFolderPath))
            {
                MessageBox.Show("Install failed: unable to find the plugin.json metadata file from the new plugin");
                return;
            }

            string newPluginPath = Path.Combine(DataLocation.PluginsDirectory, $"{plugin.Name}{plugin.ID}");
            
            Directory.Move(pluginFolderPath, newPluginPath);

            if (MessageBox.Show($"You have installed plugin {plugin.Name} successfully.{Environment.NewLine}" +
                                "Restart Flow Launcher to take effect?",
                                "Install plugin", MessageBoxButton.YesNo, MessageBoxImage.Question) == MessageBoxResult.Yes)
                Context.API.RestartApp();
        }

        internal List<Result> RequestUninstall(string search)
        {
            var results = new List<Result>();

            Context.API.GetAllPlugins()
                .ForEach(x => results.Add(
                    new Result
                    {
                        Title = $"{x.Metadata.Name} by {x.Metadata.Author}",
                        SubTitle = x.Metadata.Description,
                        IcoPath = x.Metadata.IcoPath,
                        Action = e =>
                        {
                            Application.Current.MainWindow.Hide();
                            Uninstall(x.Metadata);

                            return true;
                        }
                    }));

            return Search(results, search);
        }

        private void Uninstall(PluginMetadata plugin)
        {
            string message = Context.API.GetTranslation("plugin_pluginsmanager_uninstall_prompt")+
                                            $"{Environment.NewLine}{Environment.NewLine}" +
                                            $"{plugin.Name} by {plugin.Author}";

            if (MessageBox.Show(message, "Flow Launcher", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
            {
                using var _ = File.CreateText(Path.Combine(plugin.PluginDirectory, "NeedDelete.txt"));

                var result = MessageBox.Show($"You have uninstalled plugin {plugin.Name} successfully.{Environment.NewLine}" +
                                             "Restart Flow Launcher to take effect?",
                                             "Install plugin", MessageBoxButton.YesNo, MessageBoxImage.Question);
                if (result == MessageBoxResult.Yes)
                    Context.API.RestartApp();
            }
        }
    }
}