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Fix per-host widget cache to prevent overwriting cached data

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Only update widgets when metrics are available for the current host,
preventing immediate overwrite of cached widget states when switching hosts.
This commit is contained in:
Christoffer Martinsson 2025-10-18 20:20:58 +02:00
parent 4b7d08153c
commit 792ad066c9
1 changed files with 25 additions and 22 deletions
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47
dashboard/src/ui/mod.rs
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@ -75,31 +75,34 @@ impl TuiApp {
self.host_widgets.entry(hostname.to_string()).or_insert_with(HostWidgets::new)
}
/// Update widgets with metrics from store
/// Update widgets with metrics from store (only for current host)
pub fn update_metrics(&mut self, metric_store: &MetricStore) {
if let Some(hostname) = self.current_host.clone() {
// Get metrics first while hostname is borrowed
let cpu_metrics = metric_store.get_metrics_for_widget(&hostname, WidgetType::Cpu);
let memory_metrics = metric_store.get_metrics_for_widget(&hostname, WidgetType::Memory);
// Only update widgets if we have metrics for this host
let all_metrics = metric_store.get_metrics_for_host(&hostname);
let service_metrics: Vec<&Metric> = all_metrics.iter()
.filter(|m| m.name.starts_with("service_"))
.copied()
.collect();
let all_backup_metrics: Vec<&Metric> = all_metrics.iter()
.filter(|m| m.name.starts_with("backup_"))
.copied()
.collect();
// Now get host widgets and update them
let host_widgets = self.get_or_create_host_widgets(&hostname);
host_widgets.cpu_widget.update_from_metrics(&cpu_metrics);
host_widgets.memory_widget.update_from_metrics(&memory_metrics);
host_widgets.services_widget.update_from_metrics(&service_metrics);
host_widgets.backup_widget.update_from_metrics(&all_backup_metrics);
host_widgets.last_update = Some(Instant::now());
if !all_metrics.is_empty() {
// Get metrics first while hostname is borrowed
let cpu_metrics = metric_store.get_metrics_for_widget(&hostname, WidgetType::Cpu);
let memory_metrics = metric_store.get_metrics_for_widget(&hostname, WidgetType::Memory);
let service_metrics: Vec<&Metric> = all_metrics.iter()
.filter(|m| m.name.starts_with("service_"))
.copied()
.collect();
let all_backup_metrics: Vec<&Metric> = all_metrics.iter()
.filter(|m| m.name.starts_with("backup_"))
.copied()
.collect();
// Now get host widgets and update them
let host_widgets = self.get_or_create_host_widgets(&hostname);
host_widgets.cpu_widget.update_from_metrics(&cpu_metrics);
host_widgets.memory_widget.update_from_metrics(&memory_metrics);
host_widgets.services_widget.update_from_metrics(&service_metrics);
host_widgets.backup_widget.update_from_metrics(&all_backup_metrics);
host_widgets.last_update = Some(Instant::now());
}
}
}