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Refactor

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Tyrrrz
2021-07-17 23:53:13 +03:00
parent e1726683f8
commit 650c55bbd1
47 changed files with 280 additions and 266 deletions
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24
DiscordChatExporter.Core/Utils/Extensions/SuperpowerExtensions.cs Normal file
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@@ -0,0 +1,24 @@
using System;
using Superpower;
using Superpower.Parsers;
namespace DiscordChatExporter.Core.Utils.Extensions
{
public static class SuperpowerExtensions
{
public static TextParser<string> Text(this TextParser<char[]> parser) =>
parser.Select(chars => new string(chars));
public static TextParser<T> Token<T>(this TextParser<T> parser) =>
parser.Between(Character.WhiteSpace.IgnoreMany(), Character.WhiteSpace.IgnoreMany());
// From: https://twitter.com/nblumhardt/status/1389349059786264578
public static TextParser<T> Log<T>(this TextParser<T> parser, string description) => i =>
{
Console.WriteLine($"Trying {description} ->");
var r = parser(i);
Console.WriteLine($"Result was {r}");
return r;
};
}
}

10
DiscordChatExporter.Core/Utils/Http.cs
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@@ -21,14 +21,15 @@ namespace DiscordChatExporter.Core.Utils
.OrResult<HttpResponseMessage>(m => m.StatusCode == HttpStatusCode.TooManyRequests)
.OrResult(m => m.StatusCode == HttpStatusCode.RequestTimeout)
.OrResult(m => m.StatusCode >= HttpStatusCode.InternalServerError)
.WaitAndRetryAsync(8,
.WaitAndRetryAsync(
8,
(i, result, _) =>
{
// If rate-limited, use retry-after as a guide
if (result.Result?.StatusCode == HttpStatusCode.TooManyRequests)
{
// Only start respecting retry-after after a few attempts.
// The reason is that Discord often sends unreasonable (20+ minutes) retry-after
// Only start respecting retry-after after a few attempts, because
// Discord often sends unreasonable (20+ minutes) retry-after
// on the very first request.
if (i > 3)
{
@@ -40,7 +41,8 @@ namespace DiscordChatExporter.Core.Utils
return TimeSpan.FromSeconds(Math.Pow(2, i) + 1);
},
(_, _, _, _) => Task.CompletedTask);
(_, _, _, _) => Task.CompletedTask
);
private static HttpStatusCode? TryGetStatusCodeFromException(HttpRequestException ex) =>
// This is extremely frail, but there's no other way