From cae0093bfb3f65ff4ed9a7879b0dc2f406794c2c Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.net>
Date: Wed, 18 Feb 2026 12:37:24 -0800
Subject: perf: memoize post grid derived collections and remove columns cache

---
 Sora/Data/ColumnsDataCache.swift | 17 -----------------
 1 file changed, 17 deletions(-)
 delete mode 100644 Sora/Data/ColumnsDataCache.swift

(limited to 'Sora/Data/ColumnsDataCache.swift')

diff --git a/Sora/Data/ColumnsDataCache.swift b/Sora/Data/ColumnsDataCache.swift
deleted file mode 100644
index bec37fb..0000000
--- a/Sora/Data/ColumnsDataCache.swift
+++ /dev/null
@@ -1,17 +0,0 @@
-struct ColumnsDataCache: Equatable {
-  let data: [[BooruPost]]
-  let columnCount: Int
-  let posts: [BooruPost]
-
-  static func == (lhs: Self, rhs: Self) -> Bool {
-    guard lhs.columnCount == rhs.columnCount else { return false }
-    guard lhs.posts.count == rhs.posts.count else { return false }
-    guard !lhs.posts.isEmpty, !rhs.posts.isEmpty else {
-      return lhs.posts.isEmpty == rhs.posts.isEmpty
-    }
-    guard lhs.posts.first?.id == rhs.posts.first?.id else { return false }
-    guard lhs.posts.last?.id == rhs.posts.last?.id else { return false }
-
-    return true
-  }
-}
-- 
cgit v1.2.3