77 lines
3.0 KiB
C#
77 lines
3.0 KiB
C#
using System.Linq;
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using Mlaumcherb.Client.Avalonia.зримое;
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using Mlaumcherb.Client.Avalonia.холопы;
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namespace Mlaumcherb.Client.Avalonia.классы;
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public class InstalledVersionCatalog
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{
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/// version_id, props
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[JsonRequired] public Dictionary<string, InstalledGameVersionProps> versions { get; set; } = new();
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private IComparer<InstalledGameVersionProps> reverseComparer = new ReverseComparer<InstalledGameVersionProps>();
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public static InstalledVersionCatalog Load()
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{
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InstalledVersionCatalog catalog;
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var installedCatalogPath = PathHelper.GetInstalledVersionCatalogPath();
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if (!File.Exists(installedCatalogPath))
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{
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LauncherApp.Logger.LogDebug(nameof(InstalledVersionCatalog), "creating new catalog");
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catalog = new InstalledVersionCatalog();
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}
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else
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{
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LauncherApp.Logger.LogDebug(nameof(InstalledVersionCatalog), "loading catalog from file");
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catalog = JsonConvert.DeserializeObject<InstalledVersionCatalog>(
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File.ReadAllText(installedCatalogPath))
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?? throw new NullReferenceException($"can't deserialize {installedCatalogPath}");
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}
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catalog.CheckInstalledVersions();
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catalog.Save();
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return catalog;
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}
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public void Save()
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{
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var installedCatalogPath = PathHelper.GetInstalledVersionCatalogPath();
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LauncherApp.Logger.LogDebug(nameof(InstalledVersionCatalog), "saving catalog to file");
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var text = JsonConvert.SerializeObject(this, Formatting.Indented);
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File.WriteAllText(installedCatalogPath, text);
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LauncherApp.Logger.LogDebug(nameof(InstalledVersionCatalog), "catalog has been saved");
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}
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/// <summary>
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/// Check if any versions were installed or deleted manually.
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/// </summary>
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public void CheckInstalledVersions()
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{
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var versionsUpdated = new List<InstalledGameVersionProps>();
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Directory.Create(PathHelper.GetVersionsDir());
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foreach (var subdir in Directory.GetDirectories(PathHelper.GetVersionsDir()))
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{
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string id = subdir.LastName().ToString();
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if (!File.Exists(PathHelper.GetVersionDescriptorPath(id)))
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throw new Exception(
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$"Can't find version descriptor file in directory '{subdir}'. Rename it as directory name.");
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if (versions.TryGetValue(id, out var foundProps))
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{
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versionsUpdated.Add(foundProps);
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}
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else
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{
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versionsUpdated.Add(new InstalledGameVersionProps(id, null, null));
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}
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}
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// reverse sort
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versionsUpdated.Sort(reverseComparer);
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// create dictionary from list
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versions = new Dictionary<string, InstalledGameVersionProps>(
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versionsUpdated.Select(props =>
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new KeyValuePair<string, InstalledGameVersionProps>(props.Id, props)
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));
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}
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} |