[FIX] WebAssembly does not have full CultureInfo, leading to language…

… mapping failures

MtgCsvHelper.BlazorWebAssembly/MtgCsvHelper.BlazorWebAssembly.csproj

@@ -10,6 +10,8 @@
   </PropertyGroup>
   <PropertyGroup>
     <BlazorWebAssemblyEnableAOT>false</BlazorWebAssemblyEnableAOT>
+	<!-- Unfortunately, while this does load globalization data, the languages do not have their full English names set, only the short language codes -->
+	<BlazorWebAssemblyLoadAllGlobalizationData>true</BlazorWebAssemblyLoadAllGlobalizationData>
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Markdig" Version="0.34.0" />

MtgCsvHelper.BlazorWebAssembly/Pages/MtgCsvProcessor.razor

@@ -118,9 +118,8 @@
 			isConverting = true;
 			StateHasChanged();
 			await Task.Delay(1);
-			var stream = csvFile!.OpenReadStream(maxAllowedSize: MAX_FILE_SIZE);
 
-					Stream csvStream = new MemoryStream();
+			Stream csvStream = new MemoryStream();
 			// We need an async stream to read the file contents
 
 			await csvFile!.OpenReadStream(maxAllowedSize: MAX_FILE_SIZE).CopyToAsync(csvStream);
@@ -136,7 +135,7 @@
 
 			var cards = collection.Cards;
 			processedRecords = cards.Select(c => c.Printing.Name).ToList();
-			resultFileName ??= $"{selectedOutputFormat}-output-{DateTime.Now:yyyy-MM-dd}.csv";
+			resultFileName ??= $"{selectedOutputFormat}-output-{DateTime.Now:yyyy-MM-dd_HH-mm-ss}.csv";
 			writer.WriteCollectionCsv(cards, resultFileName);
 
 		}

MtgCsvHelper.Tests/ScryfallApiTests.cs

@@ -23,6 +23,6 @@ public async Task DownloadTokensTest()
 	{
 		var tokenCards = await _api.GetTokenCardNamesAsync();
 		var tokenNames = tokenCards.Select(c => c.Name).Distinct().ToList();
-		tokenNames.Count().Should().BeGreaterThan(100);
+		tokenNames.Count.Should().BeGreaterThan(100);
 	}
 }

MtgCsvHelper/Converters/LanguageConverter.cs

@@ -7,6 +7,20 @@ namespace MtgCsvHelper.Converters;
 
 public class LanguageConverter(LanguageConfiguration configuration) : ITypeConverter
 {
+	// We have used CultureInfo.GetCultures(CultureTypes.NeutralCultures) before
+	// but in WebAssembly, the names are shortened and dont contain the full name in CultureInfo.EnglishName
+	// hence, we use our own dictionary
+	static readonly Dictionary<string, string> _languages = new()
+	{
+		["English"] = "en",
+		["Spanish"] = "es",
+		["French"] = "fr",
+		["German"] = "de",
+		["Italian"] = "it",
+		["Portuguese"] = "pt",
+		["Japanese"] = "jp",
+	};
+
 	readonly bool _useShortNames = configuration.ShortNames;
 
 	public object? ConvertFromString(string? text, IReaderRow row, MemberMapData memberMapData)
@@ -15,28 +29,14 @@ public class LanguageConverter(LanguageConfiguration configuration) : ITypeConve
 		{
 			null or "" => null,
 			_ when _useShortNames => text,
-			_ => GetLanguageCode(text)
-
+			_ => _languages.GetValueOrDefault(text),
 		};
-
-		string? GetLanguageCode(string englishName)
-		{
-			var culture = CultureInfo.GetCultures(CultureTypes.NeutralCultures).FirstOrDefault(c => c.EnglishName.Equals(englishName));
-			if (culture is null)
-			{
-				Log.Warning($"Unable to find language code for {englishName}");
-				return null;
-			}
-
-			return culture.TwoLetterISOLanguageName;
-		}
 	}
 
 	public string? ConvertToString(object? value, IWriterRow row, MemberMapData memberMapData)
 	{
-		if (value is null || value is not string langCode) { return null; }
-		var cultureInfo = new CultureInfo(langCode);
-		return _useShortNames ? langCode : cultureInfo.EnglishName;
+		if (value is not string langCode) { return null; }
+		return _useShortNames ? langCode : _languages.FirstOrDefault(x => x.Value == langCode).Key;
 	}
 }
 

MtgCsvHelper/MtgCardCsvHandler.cs

@@ -61,7 +61,7 @@ static void CheckIfFirstLineCanBeIgnored(StreamReader stream)
 
 	public void WriteCollectionCsv(IList<PhysicalMtgCard> cards, string? outputFileName = null)
 	{
-		outputFileName ??= $"{_format.ToLower()}-output-{DateTime.Now:yyyy-MM-dd}.csv";
+		outputFileName ??= $"{_format.ToLower()}-output-{DateTime.Now:yyyy-MM-dd_HH-mm-ss}.csv";
 		Log.Information($"Writing {cards.Sum(c => c.Count)} cards ({cards.Count} unique) cards to {outputFileName}");
 
 		using var writer = new StreamWriter(outputFileName);