359 lines
12 KiB
C#
359 lines
12 KiB
C#
using System.Collections.Immutable;
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using Ardalis.GuardClauses;
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using Godot;
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using Microsoft.CodeAnalysis;
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using Microsoft.CodeAnalysis.Classification;
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using Microsoft.CodeAnalysis.CodeActions;
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using Microsoft.CodeAnalysis.Text;
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using SharpIDE.Application.Features.Analysis;
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using SharpIDE.Application.Features.Debugging;
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using SharpIDE.Application.Features.Events;
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using SharpIDE.Application.Features.SolutionDiscovery;
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using SharpIDE.Application.Features.SolutionDiscovery.VsPersistence;
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using SharpIDE.RazorAccess;
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using Task = System.Threading.Tasks.Task;
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namespace SharpIDE.Godot;
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public partial class SharpIdeCodeEdit : CodeEdit
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{
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[Signal]
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public delegate void CodeFixesRequestedEventHandler();
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private int _currentLine;
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private int _selectionStartCol;
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private int _selectionEndCol;
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public SharpIdeSolutionModel? Solution { get; set; }
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private SharpIdeFile _currentFile = null!;
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private CustomHighlighter _syntaxHighlighter = new();
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private PopupMenu _popupMenu = null!;
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private ImmutableArray<(FileLinePositionSpan fileSpan, Diagnostic diagnostic)> _diagnostics = [];
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private ImmutableArray<CodeAction> _currentCodeActionsInPopup = [];
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private ExecutionStopInfo? _executionStopInfo;
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private bool _fileChangingSuppressBreakpointToggleEvent;
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public override void _Ready()
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{
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SyntaxHighlighter = _syntaxHighlighter;
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_popupMenu = GetNode<PopupMenu>("CodeFixesMenu");
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_popupMenu.IdPressed += OnCodeFixSelected;
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CodeCompletionRequested += OnCodeCompletionRequested;
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CodeFixesRequested += OnCodeFixesRequested;
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BreakpointToggled += OnBreakpointToggled;
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CaretChanged += OnCaretChanged;
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TextChanged += OnTextChanged;
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SymbolHovered += OnSymbolHovered;
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SymbolValidate += OnSymbolValidate;
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SymbolLookup += OnSymbolLookup;
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GlobalEvents.DebuggerExecutionStopped += OnDebuggerExecutionStopped;
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}
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private async Task OnDebuggerExecutionStopped(ExecutionStopInfo executionStopInfo)
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{
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Guard.Against.Null(Solution, nameof(Solution));
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if (executionStopInfo.FilePath != _currentFile.Path)
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{
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var file = Solution.AllFiles.Single(s => s.Path == executionStopInfo.FilePath);
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await GodotGlobalEvents.InvokeFileExternallySelectedAndWait(file);
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}
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var lineInt = executionStopInfo.Line - 1; // Debugging is 1-indexed, Godot is 0-indexed
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Guard.Against.Negative(lineInt, nameof(lineInt));
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_executionStopInfo = executionStopInfo;
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await this.InvokeAsync(() =>
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{
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SetLineBackgroundColor(lineInt, new Color("665001"));
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SetLineAsExecuting(lineInt, true);
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});
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}
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private void OnBreakpointToggled(long line)
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{
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if (_fileChangingSuppressBreakpointToggleEvent) return;
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var lineInt = (int)line;
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var breakpointAdded = IsLineBreakpointed(lineInt);
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var lineForDebugger = lineInt + 1; // Godot is 0-indexed, Debugging is 1-indexed
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var breakpoints = Singletons.RunService.Breakpoints.GetOrAdd(_currentFile, []);
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if (breakpointAdded)
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{
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breakpoints.Add(new Breakpoint { Line = lineForDebugger } );
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}
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else
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{
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var breakpoint = breakpoints.Single(b => b.Line == lineForDebugger);
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breakpoints.Remove(breakpoint);
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}
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SetLineColour(lineInt);
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GD.Print($"Breakpoint {(breakpointAdded ? "added" : "removed")} at line {lineForDebugger}");
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}
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private void OnSymbolLookup(string symbol, long line, long column)
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{
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GD.Print($"Symbol lookup requested: {symbol} at line {line}, column {column}");
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}
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private void OnSymbolValidate(string symbol)
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{
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GD.Print($"Symbol validating: {symbol}");
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SetSymbolLookupWordAsValid(true);
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}
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private void OnSymbolHovered(string symbol, long line, long column)
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{
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GD.Print($"Symbol hovered: {symbol}");
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}
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private void OnCaretChanged()
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{
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_selectionStartCol = GetSelectionFromColumn();
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_selectionEndCol = GetSelectionToColumn();
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_currentLine = GetCaretLine();
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GD.Print($"Selection changed to line {_currentLine}, start {_selectionStartCol}, end {_selectionEndCol}");
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}
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private void OnTextChanged()
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{
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// update the MSBuildWorkspace
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RoslynAnalysis.UpdateDocument(_currentFile, Text);
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_ = Task.GodotRun(async () =>
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{
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var syntaxHighlighting = RoslynAnalysis.GetDocumentSyntaxHighlighting(_currentFile);
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var razorSyntaxHighlighting = RoslynAnalysis.GetRazorDocumentSyntaxHighlighting(_currentFile);
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var diagnostics = RoslynAnalysis.GetDocumentDiagnostics(_currentFile);
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var slnDiagnostics = RoslynAnalysis.UpdateSolutionDiagnostics();
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await Task.WhenAll(syntaxHighlighting, razorSyntaxHighlighting, diagnostics);
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Callable.From(() =>
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{
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SetSyntaxHighlightingModel(syntaxHighlighting.Result, razorSyntaxHighlighting.Result);
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SetDiagnosticsModel(diagnostics.Result);
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}).CallDeferred();
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await slnDiagnostics;
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});
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}
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private void OnCodeFixSelected(long id)
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{
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GD.Print($"Code fix selected: {id}");
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var codeAction = _currentCodeActionsInPopup[(int)id];
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if (codeAction is null) return;
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var currentCaretPosition = GetCaretPosition();
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var vScroll = GetVScroll();
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_ = Task.GodotRun(async () =>
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{
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await RoslynAnalysis.ApplyCodeActionAsync(codeAction);
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var fileContents = await File.ReadAllTextAsync(_currentFile.Path);
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var syntaxHighlighting = await RoslynAnalysis.GetDocumentSyntaxHighlighting(_currentFile);
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var razorSyntaxHighlighting = await RoslynAnalysis.GetRazorDocumentSyntaxHighlighting(_currentFile);
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var diagnostics = await RoslynAnalysis.GetDocumentDiagnostics(_currentFile);
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Callable.From(() =>
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{
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BeginComplexOperation();
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SetText(fileContents);
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SetSyntaxHighlightingModel(syntaxHighlighting, razorSyntaxHighlighting);
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SetDiagnosticsModel(diagnostics);
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SetCaretLine(currentCaretPosition.line);
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SetCaretColumn(currentCaretPosition.col);
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SetVScroll(vScroll);
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EndComplexOperation();
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}).CallDeferred();
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});
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}
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// TODO: Ensure not running on UI thread
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public async Task SetSharpIdeFile(SharpIdeFile file)
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{
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await Task.CompletedTask.ConfigureAwait(ConfigureAwaitOptions.ForceYielding); // get off the UI thread
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_currentFile = file;
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var fileContents = await File.ReadAllTextAsync(_currentFile.Path);
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await this.InvokeAsync(() =>
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{
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_fileChangingSuppressBreakpointToggleEvent = true;
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SetText(fileContents);
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_fileChangingSuppressBreakpointToggleEvent = false;
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});
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var syntaxHighlighting = RoslynAnalysis.GetDocumentSyntaxHighlighting(_currentFile);
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var razorSyntaxHighlighting = RoslynAnalysis.GetRazorDocumentSyntaxHighlighting(_currentFile);
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var diagnostics = RoslynAnalysis.GetDocumentDiagnostics(_currentFile);
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await Task.WhenAll(syntaxHighlighting, razorSyntaxHighlighting);
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SetSyntaxHighlightingModel(await syntaxHighlighting, await razorSyntaxHighlighting);
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SetDiagnosticsModel(await diagnostics);
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}
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public void UnderlineRange(int line, int caretStartCol, int caretEndCol, Color color, float thickness = 1.5f)
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{
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if (line < 0 || line >= GetLineCount())
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return;
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if (caretStartCol > caretEndCol) // something went wrong
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return;
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// Clamp columns to line length
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int lineLength = GetLine(line).Length;
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caretStartCol = Mathf.Clamp(caretStartCol, 0, lineLength);
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caretEndCol = Mathf.Clamp(caretEndCol, 0, lineLength);
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// GetRectAtLineColumn returns the rectangle for the character before the column passed in, or the first character if the column is 0.
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var startRect = GetRectAtLineColumn(line, caretStartCol);
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var endRect = GetRectAtLineColumn(line, caretEndCol);
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//DrawLine(startRect.Position, startRect.End, color);
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//DrawLine(endRect.Position, endRect.End, color);
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var startPos = startRect.End;
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if (caretStartCol is 0)
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{
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startPos.X -= startRect.Size.X;
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}
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var endPos = endRect.End;
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startPos.Y -= 3;
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endPos.Y -= 3;
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if (caretStartCol == caretEndCol)
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{
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endPos.X += 10;
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}
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DrawDashedLine(startPos, endPos, color, thickness);
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//DrawLine(startPos, endPos, color, thickness);
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}
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public override void _Draw()
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{
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//UnderlineRange(_currentLine, _selectionStartCol, _selectionEndCol, new Color(1, 0, 0));
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foreach (var (fileSpan, diagnostic) in _diagnostics)
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{
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if (diagnostic.Location.IsInSource)
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{
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var line = fileSpan.StartLinePosition.Line;
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var startCol = fileSpan.StartLinePosition.Character;
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var endCol = fileSpan.EndLinePosition.Character;
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var color = diagnostic.Severity switch
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{
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DiagnosticSeverity.Error => new Color(1, 0, 0),
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DiagnosticSeverity.Warning => new Color("ffb700"),
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_ => new Color(0, 1, 0) // Info or other
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};
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UnderlineRange(line, startCol, endCol, color);
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}
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}
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}
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public override void _UnhandledKeyInput(InputEvent @event)
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{
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if (@event.IsActionPressed(InputStringNames.CodeFixes))
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{
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EmitSignalCodeFixesRequested();
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}
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else if (@event.IsActionPressed(InputStringNames.StepOver))
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{
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SendDebuggerStepOver();
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}
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}
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private void SendDebuggerStepOver()
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{
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if (_executionStopInfo is null) return;
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var godotLine = _executionStopInfo.Line - 1;
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SetLineAsExecuting(godotLine, false);
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SetLineColour(godotLine);
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var threadId = _executionStopInfo.ThreadId;
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_executionStopInfo = null;
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_ = Task.GodotRun(async () =>
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{
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await Singletons.RunService.SendDebuggerStepOver(threadId);
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});
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}
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private readonly Color _breakpointLineColor = new Color("3a2323");
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private readonly Color _executingLineColor = new Color("665001");
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private void SetLineColour(int line)
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{
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var breakpointed = IsLineBreakpointed(line);
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var executing = IsLineExecuting(line);
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var lineColour = (breakpointed, executing) switch
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{
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(_, true) => _executingLineColor,
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(true, false) => _breakpointLineColor,
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(false, false) => Colors.Transparent
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};
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SetLineBackgroundColor(line, lineColour);
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}
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private void SetDiagnosticsModel(ImmutableArray<(FileLinePositionSpan fileSpan, Diagnostic diagnostic)> diagnostics)
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{
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_diagnostics = diagnostics;
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}
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private void SetSyntaxHighlightingModel(IEnumerable<(FileLinePositionSpan fileSpan, ClassifiedSpan classifiedSpan)> classifiedSpans, IEnumerable<SharpIdeRazorClassifiedSpan> razorClassifiedSpans)
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{
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_syntaxHighlighter.ClassifiedSpans = classifiedSpans.ToHashSet();
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_syntaxHighlighter.RazorClassifiedSpans = razorClassifiedSpans.ToHashSet();
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Callable.From(() =>
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{
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_syntaxHighlighter.ClearHighlightingCache();
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//_syntaxHighlighter.UpdateCache();
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SyntaxHighlighter = null;
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SyntaxHighlighter = _syntaxHighlighter; // Reassign to trigger redraw
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GD.Print("Provided syntax highlighting");
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}).CallDeferred();
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}
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private void OnCodeFixesRequested()
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{
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var (caretLine, caretColumn) = GetCaretPosition();
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var popupMenuPosition = GetCaretDrawPos() with { X = 0 } + GetGlobalPosition();
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_popupMenu.Position = new Vector2I((int)popupMenuPosition.X, (int)popupMenuPosition.Y);
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_popupMenu.Clear();
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_popupMenu.AddItem("Getting Context Actions...", 0);
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_popupMenu.Popup();
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GD.Print($"Code fixes requested at line {caretLine}, column {caretColumn}");
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_ = Task.GodotRun(async () =>
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{
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var linePos = new LinePosition(caretLine, caretColumn);
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var codeActions = await RoslynAnalysis.GetCodeFixesForDocumentAtPosition(_currentFile, linePos);
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Callable.From(() =>
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{
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_popupMenu.Clear();
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foreach (var (index, codeAction) in codeActions.Index())
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{
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_currentCodeActionsInPopup = codeActions;
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_popupMenu.AddItem(codeAction.Title, index);
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//_popupMenu.SetItemMetadata(menuItem, codeAction);
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}
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if (codeActions.Length is not 0) _popupMenu.SetFocusedItem(0);
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GD.Print($"Code fixes found: {codeActions.Length}, displaying menu");
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}).CallDeferred();
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});
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}
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private void OnCodeCompletionRequested()
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{
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var (caretLine, caretColumn) = GetCaretPosition();
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GD.Print($"Code completion requested at line {caretLine}, column {caretColumn}");
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_ = Task.GodotRun(async () =>
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{
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var linePos = new LinePosition(caretLine, caretColumn);
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var completions = await RoslynAnalysis.GetCodeCompletionsForDocumentAtPosition(_currentFile, linePos);
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Callable.From(() =>
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{
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foreach (var completionItem in completions.ItemsList)
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{
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AddCodeCompletionOption(CodeCompletionKind.Class, completionItem.DisplayText, completionItem.DisplayText);
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}
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// partially working - displays menu only when caret is what CodeEdit determines as valid
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UpdateCodeCompletionOptions(true);
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//RequestCodeCompletion(true);
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GD.Print($"Found {completions.ItemsList.Count} completions, displaying menu");
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}).CallDeferred();
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});
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}
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private (int line, int col) GetCaretPosition()
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{
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var caretColumn = GetCaretColumn();
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var caretLine = GetCaretLine();
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return (caretLine, caretColumn);
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}
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} |