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[backend/configuration] Improve ParseNaturalDuration

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Laura Hausmann 2024-10-24 20:28:44 +02:00
parent 1c2c958dfb
commit af2f5a5ef9
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GPG key ID: D044E84C5BE01605
1 changed files with 16 additions and 10 deletions
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26
Iceshrimp.Backend/Core/Configuration/Config.cs
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@ -381,30 +381,36 @@ public sealed class Config
public TimeSpan RefreshOnRenoteAfterTimeSpan = TimeSpan.FromDays(7);
}
private static readonly char[] Digits = [..Enumerable.Range(0, 10).Select(p => p.ToString()[0])];
private static TimeSpan? ParseNaturalDuration(string? value, string name)
{
if (value == null || string.IsNullOrWhiteSpace(value) || value.Trim() == "0")
value = value?.Trim();
if (value == null || string.IsNullOrWhiteSpace(value) || value == "0")
return null;
if (value.Trim() == "-1")
if (value == "-1")
return TimeSpan.MaxValue;
if (value.Length < 2 || !int.TryParse(value[..^1].Trim(), out var num))
var idx = value.LastIndexOfAny(Digits);
if (!char.IsDigit(value[0]) || idx < 0 || value.Length < 2 || !int.TryParse(value[..++idx], out var num))
throw new Exception($"Invalid {name}");
if (num == 0)
return null;
var suffix = value[^1];
var suffix = value[idx..];
const string options = "[s]econds, [m]inutes, [h]ours, [d]ays, [w]eeks";
return suffix switch
{
'h' => TimeSpan.FromHours(num),
'd' => TimeSpan.FromDays(num),
'w' => TimeSpan.FromDays(num * 7),
'm' => TimeSpan.FromDays(num * 30),
'y' => TimeSpan.FromDays(num * 365),
_ => throw new Exception("Unsupported suffix, use one of: [h]ours, [d]ays, [w]eeks, [m]onths, [y]ears")
"s" => TimeSpan.FromSeconds(num),
"m" => TimeSpan.FromMinutes(num),
"h" => TimeSpan.FromHours(num),
"d" => TimeSpan.FromDays(num),
_ => throw new Exception("Unsupported suffix, use one of: [s]econds, [m]inutes, [h]ours, [d]ays, [w]eeks")
};
}
}