From 5745a287c06fdd0352e6a91dfbad9445069700f6 Mon Sep 17 00:00:00 2001
From: Serhiy Mytrovtsiy <mitrovtsiy@ukr.net>
Date: Thu, 24 Apr 2025 17:13:45 +0200
Subject: [PATCH] fix: changed diff calculation for BarChart value update that
 prevents widget redraw every time even if the value is the same as previously

---
 Kit/Widgets/BarChart.swift | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Kit/Widgets/BarChart.swift b/Kit/Widgets/BarChart.swift
index f32ef8d1..bd883549 100644
--- a/Kit/Widgets/BarChart.swift
+++ b/Kit/Widgets/BarChart.swift
@@ -223,7 +223,13 @@ public class BarChart: WidgetWrapper {
     }
     
     public func setValue(_ newValue: [[ColorValue]]) {
-        guard self._value != newValue else { return }
+        let tolerance: CGFloat = 0.01
+        let isDifferent = self._value.count != newValue.count || zip(self._value, newValue).contains { row1, row2 in
+            row1.count != row2.count || zip(row1, row2).contains { val1, val2 in
+                abs(val1.value - val2.value) > tolerance || val1.color != val2.color
+            }
+        }
+        guard isDifferent else { return }
         self._value = newValue
         DispatchQueue.main.async(execute: {
             self.display()