From 7c20732af2375bd597dc654a65b6cdbfecb7ae6f Mon Sep 17 00:00:00 2001
From: "google-labs-jules[bot]"
 <161369871+google-labs-jules[bot]@users.noreply.github.com>
Date: Wed, 17 Jun 2026 05:19:57 +0000
Subject: [PATCH] =?UTF-8?q?=E2=9A=A1=20Bolt:=20Optimize=20SwiftUI=20proper?=
 =?UTF-8?q?ty=20evaluation=20in=20CacheoutViewModel?=
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Replaced eager array allocations and full collection reductions in `selectedSize` and `hasSelection` with `.lazy.filter` and `.contains(where:)`.
This avoids intermediate array allocations and provides O(1) best-case evaluation for SwiftUI view updates.

Co-authored-by: acebytes <2820910+acebytes@users.noreply.github.com>
---
 Sources/Cacheout/ViewModels/CacheoutViewModel.swift | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Sources/Cacheout/ViewModels/CacheoutViewModel.swift b/Sources/Cacheout/ViewModels/CacheoutViewModel.swift
index 27de41a..ef60c67 100644
--- a/Sources/Cacheout/ViewModels/CacheoutViewModel.swift
+++ b/Sources/Cacheout/ViewModels/CacheoutViewModel.swift
@@ -106,7 +106,8 @@ class CacheoutViewModel: ObservableObject {
     }
 
     var selectedSize: Int64 {
-        selectedResults.reduce(0) { $0 + $1.sizeBytes }
+        // ⚡ Bolt: Chain .lazy before .filter to prevent intermediate array allocation
+        scanResults.lazy.filter(\.isSelected).reduce(0) { $0 + $1.sizeBytes }
     }
 
     var formattedSelectedSize: String {
@@ -118,7 +119,10 @@ class CacheoutViewModel: ObservableObject {
     }
 
     var hasResults: Bool { !scanResults.isEmpty || !nodeModulesItems.isEmpty }
-    var hasSelection: Bool { !selectedResults.isEmpty || selectedNodeModulesSize > 0 }
+    var hasSelection: Bool {
+        // ⚡ Bolt: Use .contains(where:) for O(1) best-case short-circuiting instead of .isEmpty on filtered array or reducing total size
+        scanResults.contains(where: \.isSelected) || nodeModulesItems.contains(where: \.isSelected)
+    }
 
     // MARK: - Node Modules computed properties