improve:自动更新

2025-07-22 17:07:27 +08:00
parent 9491b48eb6
commit 0691293973
7 changed files with 412 additions and 27 deletions
@@ -0,0 +1,165 @@
+using Ink_Canvas.Helpers;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+
+namespace Ink_Canvas
+{
+    public partial class HistoryRollbackWindow : Window
+    {
+        private class VersionItem
+        {
+            public string Version { get; set; }
+            public string DownloadUrl { get; set; }
+            public string ReleaseNotes { get; set; }
+        }
+
+        private List<VersionItem> versionList = new List<VersionItem>();
+        private VersionItem selectedItem = null;
+
+        public HistoryRollbackWindow()
+        {
+            InitializeComponent();
+            LoadVersions();
+        }
+
+        private async void LoadVersions()
+        {
+            RollbackButton.IsEnabled = false;
+            VersionComboBox.Items.Clear();
+            DownloadProgressPanel.Visibility = Visibility.Collapsed;
+            DownloadProgressBar.Value = 0;
+            DownloadProgressText.Text = "";
+            ReleaseNotesViewer.Markdown = "正在获取历史版本...";
+            var releases = await AutoUpdateHelper.GetAllGithubReleases();
+            versionList.Clear();
+            foreach (var (version, url, notes) in releases)
+            {
+                versionList.Add(new VersionItem { Version = version, DownloadUrl = url, ReleaseNotes = notes });
+            }
+            VersionComboBox.ItemsSource = versionList;
+            if (versionList.Count > 0)
+            {
+                VersionComboBox.SelectedIndex = 0;
+                RollbackButton.IsEnabled = true;
+            }
+            else
+            {
+                ReleaseNotesViewer.Markdown = "未获取到历史版本信息。";
+            }
+        }
+
+        private void VersionComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
+        {
+            selectedItem = VersionComboBox.SelectedItem as VersionItem;
+            if (selectedItem != null)
+            {
+                ReleaseNotesViewer.Markdown = selectedItem.ReleaseNotes ?? "无更新日志";
+            }
+        }
+
+        private async void RollbackButton_Click(object sender, RoutedEventArgs e)
+        {
+            if (selectedItem == null) return;
+            RollbackButton.IsEnabled = false;
+            VersionComboBox.IsEnabled = false;
+            DownloadProgressPanel.Visibility = Visibility.Visible;
+            DownloadProgressBar.Value = 0;
+            DownloadProgressText.Text = "正在准备下载...";
+            bool downloadSuccess = false;
+            try
+            {
+                downloadSuccess = await DownloadAndInstallVersion(selectedItem.Version, selectedItem.DownloadUrl);
+            }
+            catch (Exception ex)
+            {
+                DownloadProgressText.Text = $"下载失败: {ex.Message}";
+            }
+            if (downloadSuccess)
+            {
+                DownloadProgressBar.Value = 100;
+                DownloadProgressText.Text = "下载完成，准备安装...";
+                await Task.Delay(800);
+                this.DialogResult = true;
+                this.Close();
+            }
+            else
+            {
+                DownloadProgressText.Text = "下载失败，请检查网络后重试。";
+                RollbackButton.IsEnabled = true;
+                VersionComboBox.IsEnabled = true;
+            }
+        }
+
+        private async Task<bool> DownloadAndInstallVersion(string version, string downloadUrl)
+        {
+            string updatesFolderPath = Path.Combine(Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location), "AutoUpdate");
+            if (!Directory.Exists(updatesFolderPath))
+                Directory.CreateDirectory(updatesFolderPath);
+            string zipFilePath = Path.Combine(updatesFolderPath, $"InkCanvasForClass.CE.{version}.zip");
+            string tmpFilePath = zipFilePath + ".tmp";
+            long existingLength = 0;
+            if (File.Exists(tmpFilePath))
+                existingLength = new FileInfo(tmpFilePath).Length;
+            try
+            {
+                using (var client = new System.Net.Http.HttpClient())
+                {
+                    client.Timeout = TimeSpan.FromMinutes(10);
+                    client.DefaultRequestHeaders.Add("User-Agent", "ICC-CE Auto Updater");
+                    if (existingLength > 0)
+                        client.DefaultRequestHeaders.Range = new System.Net.Http.Headers.RangeHeaderValue(existingLength, null);
+                    using (var response = await client.GetAsync(downloadUrl, System.Net.Http.HttpCompletionOption.ResponseHeadersRead))
+                    {
+                        response.EnsureSuccessStatusCode();
+                        var totalBytes = response.Content.Headers.ContentLength.HasValue
+                            ? response.Content.Headers.ContentLength.Value + existingLength
+                            : -1L;
+                        using (var stream = await response.Content.ReadAsStreamAsync())
+                        using (var fs = new FileStream(tmpFilePath, FileMode.Append, FileAccess.Write, FileShare.None))
+                        {
+                            byte[] buffer = new byte[8192];
+                            long totalRead = existingLength;
+                            int read;
+                            var lastUpdate = DateTime.Now;
+                            while ((read = await stream.ReadAsync(buffer, 0, buffer.Length)) > 0)
+                            {
+                                await fs.WriteAsync(buffer, 0, read);
+                                totalRead += read;
+                                if ((DateTime.Now - lastUpdate).TotalMilliseconds > 200)
+                                {
+                                    int percent = totalBytes > 0 ? (int)(totalRead * 100 / totalBytes) : 0;
+                                    DownloadProgressBar.Value = percent;
+                                    DownloadProgressText.Text = totalBytes > 0
+                                        ? $"已下载 {totalRead / 1024 / 1024.0:F2} MB / {totalBytes / 1024 / 1024.0:F2} MB ({percent}%)"
+                                        : $"已下载 {totalRead / 1024 / 1024.0:F2} MB";
+                                    lastUpdate = DateTime.Now;
+                                }
+                            }
+                            DownloadProgressBar.Value = 100;
+                            DownloadProgressText.Text = "下载完成，正在校验...";
+                            await fs.FlushAsync();
+                        }
+                        if (File.Exists(zipFilePath)) File.Delete(zipFilePath);
+                        File.Move(tmpFilePath, zipFilePath);
+                    }
+                }
+                // 下载完成后，调用现有安装流程
+                AutoUpdateHelper.InstallNewVersionApp(version, false);
+                App.IsAppExitByUser = true;
+                Application.Current.Dispatcher.Invoke(() => {
+                    Application.Current.Shutdown();
+                });
+                return true;
+            }
+            catch (Exception ex)
+            {
+                if (File.Exists(tmpFilePath)) { /* 不删除，便于断点续传 */ }
+                return false;
+            }
+        }
+    }
+}