fixes

internal/collector/collector.go

@@ -18,6 +18,7 @@ import (
 	"git.tornberg.me/go-otel/internal/prometheus"
 	"git.tornberg.me/go-otel/internal/sourcemaps"
 	"git.tornberg.me/go-otel/internal/storage"
+	"git.tornberg.me/go-otel/internal/uaclass"
 	"git.tornberg.me/go-otel/internal/websocket"
 
 	"go.opentelemetry.io/collector/consumer"
@@ -163,8 +164,9 @@ func (c *Collector) ListIssues(limit int) []issues.Issue {
 // ListIssuesFiltered returns a filtered page of deduplicated issues.
 func (c *Collector) ListIssuesFiltered(opts issues.ListOptions) issues.ListPage {
 	page := c.issues.ListFiltered(opts)
-	if c.sourceMaps != nil {
-		for i := range page.Issues {
+	for i := range page.Issues {
+		classifyIssue(&page.Issues[i])
+		if c.sourceMaps != nil {
 			resolveIssue(&page.Issues[i], c.sourceMaps)
 		}
 	}
@@ -174,8 +176,11 @@ func (c *Collector) ListIssuesFiltered(opts issues.ListOptions) issues.ListPage
 // GetIssue returns a single issue by id.
 func (c *Collector) GetIssue(id string) (issues.Issue, bool) {
 	issue, ok := c.issues.Get(id)
-	if ok && c.sourceMaps != nil {
-		resolveIssue(&issue, c.sourceMaps)
+	if ok {
+		classifyIssue(&issue)
+		if c.sourceMaps != nil {
+			resolveIssue(&issue, c.sourceMaps)
+		}
 	}
 	return issue, ok
 }
@@ -194,6 +199,16 @@ func resolveIssue(issue *issues.Issue, resolver *sourcemaps.Resolver) {
 	}
 }
 
+// classifyIssue sets each sample's UAClass from its User-Agent. Samples with
+// no UA (backend logs, most spans) stay unclassified rather than "none".
+func classifyIssue(issue *issues.Issue) {
+	for i := range issue.Samples {
+		if ua := issue.Samples[i].UserAgent; ua != "" {
+			issue.Samples[i].UAClass = uaclass.Of(ua)
+		}
+	}
+}
+
 // SetIssueStatus updates the triage state of an issue.
 func (c *Collector) SetIssueStatus(id, status string) (issues.Issue, bool) {
 	return c.issues.SetStatus(id, status)