MindWorkAI/AI-Studio
MindWorkAI/AI-Studio
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Enhanced language plugin matching with normalization and fallbacks

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This commit is contained in:
Thorsten Sommer 2026-02-16 11:53:20 +01:00
parent b0ecebcd4f
commit 5657f70a39
Signed by untrusted user who does not match committer: tsommer
GPG Key ID: 371BBA77A02C0108
1 changed files with 77 additions and 9 deletions
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86
app/MindWork AI Studio/Settings/SettingsManager.cs
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@ -172,17 +172,32 @@ public sealed class SettingsManager
{
case LangBehavior.AUTO:
var languageCode = await this.rustService.ReadUserLanguage();
var languagePlugin = PluginFactory.RunningPlugins.FirstOrDefault(x => x is ILanguagePlugin langPlug && langPlug.IETFTag == languageCode);
if (languagePlugin is null)
var normalizedLanguageCode = NormalizeLocaleTag(languageCode);
var languagePlugins = PluginFactory.RunningPlugins.OfType<ILanguagePlugin>().ToList();
if (!string.IsNullOrWhiteSpace(normalizedLanguageCode))
{
this.logger.LogWarning($"The language plugin for the language '{languageCode}' is not available.");
return PluginFactory.BaseLanguage;
var exactMatch = languagePlugins.FirstOrDefault(x => string.Equals(NormalizeLocaleTag(x.IETFTag), normalizedLanguageCode, StringComparison.OrdinalIgnoreCase));
if (exactMatch is not null)
return exactMatch;
var primaryLanguage = GetPrimaryLanguage(normalizedLanguageCode);
if (!string.IsNullOrWhiteSpace(primaryLanguage))
{
var primaryLanguageMatch = languagePlugins
.Where(x => string.Equals(GetPrimaryLanguage(NormalizeLocaleTag(x.IETFTag)), primaryLanguage, StringComparison.OrdinalIgnoreCase))
.OrderBy(x => x.IETFTag, StringComparer.OrdinalIgnoreCase)
.FirstOrDefault();
if (primaryLanguageMatch is not null)
{
this.logger.LogWarning($"No exact language plugin found for '{normalizedLanguageCode}'. Use language fallback '{primaryLanguageMatch.IETFTag}'.");
return primaryLanguageMatch;
}
}
}
if (languagePlugin is ILanguagePlugin langPlugin)
return langPlugin;
this.logger.LogError("The language plugin is not a language plugin.");
this.logger.LogWarning($"The language plugin for the language '{languageCode}' (normalized='{normalizedLanguageCode}') is not available.");
return PluginFactory.BaseLanguage;
case LangBehavior.MANUAL:
@ -204,6 +219,59 @@ public sealed class SettingsManager
this.logger.LogError("The language behavior is unknown.");
return PluginFactory.BaseLanguage;
}
private static string NormalizeLocaleTag(string? localeTag)
{
if (string.IsNullOrWhiteSpace(localeTag))
return string.Empty;
var trimmed = localeTag.Trim();
var encodingIndex = trimmed.IndexOf('.');
if (encodingIndex >= 0)
trimmed = trimmed[..encodingIndex];
var modifierIndex = trimmed.IndexOf('@');
if (modifierIndex >= 0)
trimmed = trimmed[..modifierIndex];
trimmed = trimmed.Replace('_', '-');
if (string.IsNullOrWhiteSpace(trimmed))
return string.Empty;
var segments = trimmed.Split('-', StringSplitOptions.RemoveEmptyEntries);
if (segments.Length == 0)
return string.Empty;
var language = segments[0].Trim();
if (language.Equals("c", StringComparison.OrdinalIgnoreCase) || language.Equals("posix", StringComparison.OrdinalIgnoreCase))
return string.Empty;
if (language.Length < 2 || !language.All(char.IsLetter))
return string.Empty;
language = language.ToLowerInvariant();
if (segments.Length > 1)
{
var region = segments[1].Trim();
if (region.Length == 2 && region.All(char.IsLetter))
return $"{language}-{region.ToUpperInvariant()}";
}
return language;
}
private static string GetPrimaryLanguage(string localeTag)
{
if (string.IsNullOrWhiteSpace(localeTag))
return string.Empty;
var separatorIndex = localeTag.IndexOf('-');
if (separatorIndex < 0)
return localeTag;
return localeTag[..separatorIndex];
}
[SuppressMessage("Usage", "MWAIS0001:Direct access to `Providers` is not allowed")]
public Provider GetPreselectedProvider(Tools.Components component, string? currentProviderId = null, bool usePreselectionBeforeCurrentProvider = false)
@ -365,4 +433,4 @@ public sealed class SettingsManager
// Return the full name of the property, including the class name:
return $"{typeof(TIn).Name}.{memberExpr.Member.Name}";
}
}
}