DrakiaXYZ/SPT-AKI-Installer
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update download task to handle checking cache and downloading if needed

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allows for more verbose output during the patcher download process
This commit is contained in:
IsWaffle 2023-09-21 10:53:49 -04:00
parent f0e1abc9bf
commit 84e67b9ae7
1 changed files with 34 additions and 38 deletions
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70
SPTInstaller/Installer Tasks/DownloadTask.cs
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@ -5,12 +5,18 @@ using SPTInstaller.Models;
using System.Collections.Generic;
using System.Threading.Tasks;
using SPTInstaller.Helpers;
using SPTInstaller.Models.Mirrors;
using SPTInstaller.Models.Mirrors.Downloaders;
using Microsoft.CodeAnalysis.CSharp.Syntax;
using Serilog;
namespace SPTInstaller.Installer_Tasks;
public class DownloadTask : InstallerTaskBase
{
private InternalData _data;
private List<IMirrorDownloader> _mirrors = new List<IMirrorDownloader>();
private string _expectedPatcherHash = "";
public DownloadTask(InternalData data) : base("Download Files")
{
@ -19,9 +25,9 @@ public class DownloadTask : InstallerTaskBase
private async Task<IResult> BuildMirrorList()
{
var progress = new Progress<double>((d) => { SetStatus("Downloading Mirror List", "", (int)Math.Floor(d));});
var progress = new Progress<double>((d) => { SetStatus("Downloading Mirror List", "", (int)Math.Floor(d), ProgressStyle.Shown);});
var file = await DownloadCacheHelper.GetOrDownloadFileAsync("mirrors.json", _data.PatcherMirrorsLink, progress);
var file = await DownloadCacheHelper.DownloadFileAsync("mirrors.json", _data.PatcherMirrorsLink, progress);
if (file == null)
{
@ -30,52 +36,42 @@ public class DownloadTask : InstallerTaskBase
var mirrorsList = JsonConvert.DeserializeObject<List<DownloadMirror>>(File.ReadAllText(file.FullName));
if (mirrorsList is List<DownloadMirror> mirrors)
{
_data.PatcherReleaseMirrors = mirrors;
if (mirrorsList == null)
return Result.FromError("Failed to deserialize mirrors list");
return Result.FromSuccess();
foreach (var mirror in mirrorsList)
{
switch (mirror.Link)
{
case string l when l.StartsWith("https://mega"):
_mirrors.Add(new MegaMirrorDownloader(mirror));
break;
default:
_mirrors.Add(new HttpMirrorDownloader(mirror));
break;
}
}
return Result.FromError("Failed to deserialize mirrors list");
return Result.FromSuccess("Mirrors list ready");
}
private async Task<IResult> DownloadPatcherFromMirrors(IProgress<double> progress)
{
foreach (var mirror in _data.PatcherReleaseMirrors)
SetStatus("Downloading Patcher", "Checking cache ...", progressStyle: ProgressStyle.Indeterminate);
if (DownloadCacheHelper.CheckCache("patcher.zip", _expectedPatcherHash, out var cacheFile))
{
SetStatus($"Downloading Patcher", mirror.Link);
// mega is a little weird since they use encryption, but thankfully there is a great library for their api :)
if (mirror.Link.StartsWith("https://mega"))
{
var megaClient = new MegaApiClient();
await megaClient.LoginAnonymousAsync();
// if mega fails to connect, try the next mirror
if (!megaClient.IsLoggedIn) continue;
try
{
using var megaDownloadStream = await megaClient.DownloadAsync(new Uri(mirror.Link), progress);
_data.PatcherZipInfo = await DownloadCacheHelper.GetOrDownloadFileAsync("patcher.zip", megaDownloadStream, mirror.Hash);
if(_data.PatcherZipInfo == null)
{
continue;
}
_data.PatcherZipInfo = cacheFile;
Log.Information("Using cached file {fileName} - Hash: {hash}", _data.PatcherZipInfo.Name, _expectedPatcherHash);
return Result.FromSuccess();
}
catch
{
//most likely a 509 (Bandwidth limit exceeded) due to mega's user quotas.
continue;
}
}
_data.PatcherZipInfo = await DownloadCacheHelper.GetOrDownloadFileAsync("patcher.zip", mirror.Link, progress, mirror.Hash);
foreach (var mirror in _mirrors)
{
SetStatus("Downloading Patcher", mirror.MirrorInfo.Link, progressStyle: ProgressStyle.Indeterminate);
_data.PatcherZipInfo = await mirror.Download(progress);
if (_data.PatcherZipInfo != null)
{