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Add parallel exporting

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Closes #264
This commit is contained in:
Alexey Golub
2020-03-25 19:22:33 +02:00
parent 70a1c9db8c
commit 9f4277ae84
12 changed files with 145 additions and 77 deletions
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7
DiscordChatExporter.Gui/ViewModels/Dialogs/SettingsViewModel.cs
View File

@@ -1,5 +1,6 @@
using DiscordChatExporter.Core.Services;
using DiscordChatExporter.Gui.ViewModels.Framework;
using Tyrrrz.Extensions;
namespace DiscordChatExporter.Gui.ViewModels.Dialogs
{
@@ -25,6 +26,12 @@ namespace DiscordChatExporter.Gui.ViewModels.Dialogs
set => _settingsService.IsTokenPersisted = value;
}
public int ParallelLimit
{
get => _settingsService.ParallelLimit;
set => _settingsService.ParallelLimit = value.Clamp(1, 10);
}
public SettingsViewModel(SettingsService settingsService)
{
_settingsService = settingsService;

11
DiscordChatExporter.Gui/ViewModels/RootViewModel.cs
View File

@@ -2,6 +2,7 @@
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Threading;
using System.Threading.Tasks;
using DiscordChatExporter.Core.Models;
using DiscordChatExporter.Core.Models.Exceptions;
@@ -260,10 +261,13 @@ namespace DiscordChatExporter.Gui.ViewModels
// Export channels
var successfulExportCount = 0;
for (var i = 0; i < dialog.Channels.Count; i++)
using var semaphore = new SemaphoreSlim(_settingsService.ParallelLimit.ClampMin(1));
await Task.WhenAll(dialog.Channels.Select(async (channel, i) =>
{
var operation = operations[i];
var channel = dialog.Channels[i];
await semaphore.WaitAsync();
try
{
@@ -288,8 +292,9 @@ namespace DiscordChatExporter.Gui.ViewModels
finally
{
operation.Dispose();
semaphore.Release();
}
}
}));
// Notify of overall completion
if (successfulExportCount > 0)