public async Task<GetCodeActionsResponse> GetCodeActions(CodeActionRequest request)
{
var actions = new List<CodeAction>();
var context = await GetContext(request, actions);
await GetContextualCodeActions(context);
return new GetCodeActionsResponse() { CodeActions = actions.Select(a => a.Title) };
}
private async Task<CodeRefactoringContext?> GetContext(CodeActionRequest request, List<CodeAction> actionsDestination)
{
var document = _workspace.GetDocument(request.FileName);
if (document != null)
{
var sourceText = await document.GetTextAsync();
var position = sourceText.Lines.GetPosition(new LinePosition(request.Line - 1, request.Column - 1));
var location = new TextSpan(position, 1);
return new CodeRefactoringContext(document, location, (a) => actionsDestination.Add(a), CancellationToken.None);
}
//todo, handle context creation issues
return null;
}
public async Task<RunCodeActionResponse> RunCodeAction(CodeActionRequest request)
{
var actions = new List<CodeAction>();
var context = await GetContext(request, actions);
await GetContextualCodeActions(context);
if (request.CodeAction > actions.Count())
{
return new RunCodeActionResponse();
}
var action = actions.ElementAt(request.CodeAction);
var operations = await action.GetOperationsAsync(CancellationToken.None);
foreach (var o in operations)
{
o.Apply(_workspace, CancellationToken.None);
}
var originalDocument = context.Value.Document;
var response = new RunCodeActionResponse();
if (!request.WantsTextChanges)
{
// return the new document
var sourceText = await _workspace.CurrentSolution.GetDocument(originalDocument.Id).GetTextAsync();
response.Text = sourceText.ToString();
}
else
{
// return the text changes
var changes = await _workspace.CurrentSolution.GetDocument(originalDocument.Id).GetTextChangesAsync(originalDocument);
response.Changes = await LinePositionSpanTextChange.Convert(originalDocument, changes);
}
return response;
}
