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handle errors

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This commit is contained in:
Tian Liao 2024-10-30 13:48:06 +08:00
commit 2c93865e7b
6 changed files with 23 additions and 12 deletions
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3
src/CalcViewModel/Common/TraceLogger.cpp
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@ -345,10 +345,9 @@ namespace CalculatorApp
TraceLoggingCommon::GetInstance()->LogLevel2Event(StringReference(EVENT_NAME_RECALL_RESTORE), fields);
}
void TraceLogger::LogRecallError(CalculatorApp::ViewModel::Common::ViewMode mode, Platform::String^ message)
void TraceLogger::LogRecallError(Platform::String^ message)
{
auto fields = ref new LoggingFields();
fields->AddString(StringReference(CALC_MODE), NavCategoryStates::GetFriendlyName(mode));
fields->AddString(StringReference(L"FunctionName"), L"Recall");
fields->AddString(StringReference(L"Message"), message);
TraceLoggingCommon::GetInstance()->LogLevel2Event(StringReference(EVENT_NAME_EXCEPTION), fields);

2
src/CalcViewModel/Common/TraceLogger.h
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@ -87,7 +87,7 @@ namespace CalculatorApp::ViewModel::Common
void LogPlatformExceptionInfo(CalculatorApp::ViewModel::Common::ViewMode mode, Platform::String ^ functionName, Platform::String ^ message, int hresult);
void LogRecallSnapshot(CalculatorApp::ViewModel::Common::ViewMode mode);
void LogRecallRestore(CalculatorApp::ViewModel::Common::ViewMode mode);
void LogRecallError(CalculatorApp::ViewModel::Common::ViewMode mode, Platform::String ^ message);
void LogRecallError(Platform::String ^ message);
internal:
void LogPlatformException(CalculatorApp::ViewModel::Common::ViewMode mode, Platform::String ^ functionName, Platform::Exception ^ e);

4
src/Calculator/Common/LaunchArguments.cs
View file

@ -5,6 +5,7 @@ using Windows.ApplicationModel.Activation;
using CalculatorApp.ViewModel.Snapshot;
using CalculatorApp.JsonUtils;
using CalculatorApp.ViewModel.Common;
namespace CalculatorApp
{
@ -42,8 +43,9 @@ namespace CalculatorApp
var snapshot = JsonSerializer.Deserialize<ApplicationSnapshotAlias>(jsonStr);
return new SnapshotLaunchArguments { HasError = false, Snapshot = snapshot.Value };
}
catch (Exception)
catch (Exception ex)
{
TraceLogger.GetInstance().LogRecallError($"Error occurs during the deserialization of Snapshot. Exception: {ex}");
return new SnapshotLaunchArguments { HasError = true };
}
}

4
src/Calculator/Utils/DeflateUtils.cs
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@ -23,10 +23,10 @@ namespace CalculatorApp
public static string Decompress(byte[] data)
{
using (var srcStream = new MemoryStream(data))
using (var deflateStream = new DeflateStream(srcStream, CompressionMode.Decompress))
using (var inflater = new DeflateStream(srcStream, CompressionMode.Decompress))
using (var resultStream = new MemoryStream())
{
deflateStream.CopyTo(resultStream);
inflater.CopyTo(resultStream);
byte[] decompressed = resultStream.ToArray();
return Encoding.UTF8.GetString(decompressed);
}

6
src/Calculator/Utils/JsonUtils.cs
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@ -65,6 +65,7 @@ namespace CalculatorApp.JsonUtils
get => Value.Command;
set => Value.Command = value;
}
public BinaryCommandAlias() => Value = new BinaryCommand();
public BinaryCommandAlias(BinaryCommand value) => Value = value;
}
@ -114,6 +115,7 @@ namespace CalculatorApp.JsonUtils
get => Value.Command;
set => Value.Command = value;
}
public ParenthesesAlias() => Value = new Parentheses();
public ParenthesesAlias(Parentheses value) => Value = value;
}
@ -129,27 +131,25 @@ namespace CalculatorApp.JsonUtils
get => Value.Tokens.Select(x => new CalcManagerHistoryTokenAlias(x));
set => Value.Tokens = value.Select(Helpers.MapHistoryToken).ToList();
}
[JsonPropertyName("c")]
public IEnumerable<ICalcManagerIExprCommandAlias> Commands
{
get => Value.Commands.Select(Helpers.MapCommandAlias);
set => Value.Commands = value.Select(Helpers.MapCommandAlias).ToList();
}
[JsonPropertyName("e")]
public string Expression
{
get => Value.Expression;
set => Value.Expression = value;
}
[JsonPropertyName("r")]
public string Result
{
get => Value.Result;
set => Value.Result = value;
}
public CalcManagerHistoryItemAlias() => Value = new CalcManagerHistoryItem();
public CalcManagerHistoryItemAlias(CalcManagerHistoryItem value) => Value = value;
}

16
src/Calculator/Views/MainPage.xaml.cs
View file

@ -77,9 +77,9 @@ namespace CalculatorApp
var json = JsonSerializer.Serialize(new ApplicationSnapshotAlias(Model.Snapshot));
embeddedData = Convert.ToBase64String(DeflateUtils.Compress(json));
}
catch (Exception)
catch (Exception ex)
{
// TODO: trace errors
TraceLogger.GetInstance().LogRecallError($"Error occurs during the serialization of Snapshot. Exception: {ex}");
deferral.Complete();
return;
}
@ -179,8 +179,18 @@ namespace CalculatorApp
}
else if (e.Parameter is SnapshotLaunchArguments snapshotArgs)
{
Model.RestoreFromSnapshot(snapshotArgs.Snapshot);
Model.Initialize(initialMode);
if (!snapshotArgs.HasError)
{
Model.RestoreFromSnapshot(snapshotArgs.Snapshot);
TraceLogger.GetInstance().LogRecallRestore((ViewMode)snapshotArgs.Snapshot.Mode);
}
else
{
_ = Window.Current.Dispatcher.RunAsync(CoreDispatcherPriority.Normal,
async () => await ShowSnapshotLaunchErrorAsync());
TraceLogger.GetInstance().LogRecallError("OnNavigatedTo:Found errors.");
}
}
else
{