feat(ui): colour agent output by kind and stop cutting tool calls at 120 chars

StreamLineFormatter now returns kind-tagged entries (text, tool, edit,
tool result, error, sys, result) instead of a flat string, so the
existing LogKind colours finally apply to stream-json output. Tool
argument/result limit raised from 120 to 500 chars.
This commit is contained in:
mika kuns
2026-10-01 10:49:52 +02:00
parent 0e4de9e4c0
commit 9bb0e67a97
6 changed files with 149 additions and 136 deletions
@@ -1,5 +1,4 @@
using System.Collections.ObjectModel;
using System.Text;
using System.Text.Json;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
@@ -18,7 +17,6 @@ public sealed partial class TaskMonitorViewModel : ViewModelBase, IDisposable
private readonly IWorkerClient _worker;
private readonly StreamLineFormatter _formatter = new();
private readonly StringBuilder _claudeBuf = new();
private string? _subscribedTaskId;
public string? SubscribedTaskId => _subscribedTaskId;
@@ -105,7 +103,6 @@ public sealed partial class TaskMonitorViewModel : ViewModelBase, IDisposable
_onTaskFinished = (slot, taskId, status, finishedAt) =>
{
if (taskId != _subscribedTaskId) return;
FlushClaudeBuffer();
Log.Add(new LogLineViewModel
{
Kind = LogKind.Done,
@@ -182,7 +179,6 @@ public sealed partial class TaskMonitorViewModel : ViewModelBase, IDisposable
public void Reset()
{
Log.Clear();
_claudeBuf.Clear();
_subscribedTaskId = null;
AgentState = "idle";
SessionOutcome = null;
@@ -272,7 +268,6 @@ public sealed partial class TaskMonitorViewModel : ViewModelBase, IDisposable
var normalized = line.StartsWith("[", StringComparison.Ordinal) ? line : "[stdout] " + line;
OnTaskMessage(_subscribedTaskId, normalized);
}
FlushClaudeBuffer();
}
catch (OperationCanceledException) { throw; }
catch { /* best-effort replay */ }
@@ -289,8 +284,6 @@ public sealed partial class TaskMonitorViewModel : ViewModelBase, IDisposable
return;
}
FlushClaudeBuffer();
var kind = line.StartsWith("[sys]", StringComparison.OrdinalIgnoreCase) ? LogKind.Sys
: line.StartsWith("[tool]", StringComparison.OrdinalIgnoreCase) ? LogKind.Tool
: line.StartsWith("[claude]", StringComparison.OrdinalIgnoreCase) ? LogKind.Claude
@@ -302,29 +295,9 @@ public sealed partial class TaskMonitorViewModel : ViewModelBase, IDisposable
private void AppendStdoutLine(string line)
{
var formatted = _formatter.FormatLine(line);
if (formatted is null) return;
_claudeBuf.Append(formatted);
while (true)
{
var text = _claudeBuf.ToString();
var nl = text.IndexOf('\n');
if (nl < 0) break;
var piece = text[..nl].TrimEnd('\r');
if (!string.IsNullOrWhiteSpace(piece))
Log.Add(new LogLineViewModel { Kind = LogKind.Claude, Text = piece });
_claudeBuf.Clear();
_claudeBuf.Append(text[(nl + 1)..]);
}
}
private void FlushClaudeBuffer()
{
if (_claudeBuf.Length == 0) return;
var piece = _claudeBuf.ToString().TrimEnd();
_claudeBuf.Clear();
if (!string.IsNullOrWhiteSpace(piece))
Log.Add(new LogLineViewModel { Kind = LogKind.Claude, Text = piece });
if (_formatter.FormatLine(line) is not { } entries) return;
foreach (var entry in LogLineViewModel.FromEntries(entries))
Log.Add(entry);
}
private async System.Threading.Tasks.Task RefreshStatusAsync(string taskId)