feat(ui): complete Avalonia UI port with 7 main pages, tool settings & top MenuBar
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using ClawdDotNet.Core.Accounting;
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using ClawdDotNet.Core.Config;
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namespace ClawdDotNet.Core.Deploymentcenter.Watchdog;
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/// <summary>
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/// Leitet den Instanz-Zustand für den Heartbeat ab.
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///
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/// <para>Ein Heartbeat allein beweist nur, dass ein Faden läuft. Deshalb geht der
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/// selbst ermittelte Gesundheitszustand als <c>checks</c> mit — der Server stuft einen
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/// als <c>ok</c> gemeldeten Beat herab, sobald eine Prüfung fehlschlägt, und nennt in
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/// der Antwort die betroffene. Der klassische Fall, den das abfängt: Der Takt meldet
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/// brav <c>ok</c>, während der Aufgaben-Scanner seit einer Stunde tot ist.</para>
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///
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/// <list type="bullet">
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/// <item><c>error</c> — kein OpenRouter-Key konfiguriert (Agenten deaktiviert).</item>
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/// <item><c>warning</c> — Tagesbudget der Instanz erschöpft oder Scanner steht.</item>
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/// <item><c>ok</c> — sonst.</item>
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/// </list>
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///
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/// <para>Die Metriken sind bewusst schlank und ausschließlich numerisch: keine
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/// sensiblen Nutzdaten, und nur Zahlen landen im Verlauf.</para>
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/// </summary>
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public sealed class InstanceHealthProvider : IInstanceHealthProvider
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{
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private readonly string _instanceName;
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private readonly bool _agentsEnabled;
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private readonly InstanceBudget _budget;
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private readonly IUsageRepository? _usage;
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private readonly Func<int> _agentCount;
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private readonly Func<int> _runningChats;
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private readonly Func<bool>? _schedulerRunning;
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private readonly Func<DateTime> _now;
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public InstanceHealthProvider(
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string instanceName,
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bool agentsEnabled,
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InstanceBudget budget,
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IUsageRepository? usage,
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Func<int> agentCount,
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Func<int> runningChats,
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Func<bool>? schedulerRunning = null,
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Func<DateTime>? now = null)
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{
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_instanceName = instanceName;
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_agentsEnabled = agentsEnabled;
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_budget = budget;
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_usage = usage;
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_agentCount = agentCount;
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_runningChats = runningChats;
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_schedulerRunning = schedulerRunning;
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_now = now ?? (() => DateTime.Now);
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}
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public async Task<InstanceHealth> GetAsync(CancellationToken ct)
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{
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var metrics = new Dictionary<string, double>
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{
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["agentCount"] = _agentCount(),
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["runningChats"] = _runningChats()
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};
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var checks = new Dictionary<string, HealthCheck>
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{
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["agents"] = new(_agentsEnabled,
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_agentsEnabled ? null : "Kein OpenRouter-API-Key konfiguriert.")
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};
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if (_schedulerRunning is not null)
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{
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var running = _schedulerRunning();
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checks["scheduler"] = new(running,
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running ? null : "Aufgaben-Scanner läuft nicht.");
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}
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string? budgetProblem = null;
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if (_usage is not null)
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{
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var today = DateOnly.FromDateTime(_now());
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var used = await _usage.GetDailyAsync(today, agentId: "", ct).ConfigureAwait(false);
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metrics["todayCostUsd"] = (double)decimal.Round(used.CostUsd, 4);
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metrics["todayTokens"] = used.TotalTokens;
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if (Exceeds(_budget.DailyCostUsd, used.CostUsd))
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{
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budgetProblem =
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$"Tagesbudget erschöpft: {used.CostUsd:F2} von {_budget.DailyCostUsd:F2} USD.";
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}
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else if (Exceeds(_budget.DailyTokens, used.TotalTokens))
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{
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budgetProblem =
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$"Token-Tageslimit erschöpft: {used.TotalTokens:N0} von {_budget.DailyTokens:N0}.";
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}
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checks["budget"] = new(budgetProblem is null, budgetProblem);
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}
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// Der Instanzname steht in der Meldung, nicht in den Metriken: Metriken sind
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// Zahlen, alles andere würde der Server beim Verdichten ohnehin verwerfen.
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if (!_agentsEnabled)
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{
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return new InstanceHealth(
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WatchdogStatus.Error,
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$"{_instanceName}: Kein OpenRouter-API-Key konfiguriert – Agenten deaktiviert.",
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metrics, checks);
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}
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if (budgetProblem is not null)
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return new InstanceHealth(WatchdogStatus.Warning, $"{_instanceName}: {budgetProblem}", metrics, checks);
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if (_schedulerRunning is not null && !_schedulerRunning())
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{
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return new InstanceHealth(
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WatchdogStatus.Warning,
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$"{_instanceName}: Aufgaben-Scanner läuft nicht.",
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metrics, checks);
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}
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return new InstanceHealth(WatchdogStatus.Ok, $"{_instanceName}: Betrieb normal.", metrics, checks);
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}
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/// <summary>0 oder kleiner bedeutet: keine Grenze gesetzt. Deckungsgleich mit BudgetGuard.</summary>
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private static bool Exceeds(decimal limit, decimal used) => limit > 0 && used >= limit;
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private static bool Exceeds(long limit, long used) => limit > 0 && used >= limit;
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}
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