tui: address review feedback for dashboard and export

1 files changed, 15 insertions, 0 deletions

diff --git a/internal/statsengine/snapshot.go b/internal/statsengine/snapshot.go
index 898b7f1..6583514 100644
--- a/internal/statsengine/snapshot.go
+++ b/internal/statsengine/snapshot.go
@@ -174,16 +174,31 @@ func (s Snapshot) Syscalls() []SyscallSnapshot {
 	return slices.Clone(s.syscalls)
 }
 
+// SyscallsCount returns number of syscall rows without cloning backing slices.
+func (s Snapshot) SyscallsCount() int {
+	return len(s.syscalls)
+}
+
 // Files returns a defensive copy of per-file snapshot rows.
 func (s Snapshot) Files() []FileSnapshot {
 	return slices.Clone(s.files)
 }
 
+// FilesCount returns number of file rows without cloning backing slices.
+func (s Snapshot) FilesCount() int {
+	return len(s.files)
+}
+
 // Processes returns a defensive copy of per-process snapshot rows.
 func (s Snapshot) Processes() []ProcessSnapshot {
 	return slices.Clone(s.processes)
 }
 
+// ProcessesCount returns number of process rows without cloning backing slices.
+func (s Snapshot) ProcessesCount() int {
+	return len(s.processes)
+}
+
 // Buckets returns a defensive copy of histogram buckets.
 func (h HistogramSnapshot) Buckets() []HistogramBucketSnapshot {
 	return slices.Clone(h.buckets)