From 79442fde9747aa22c6cf291dea7f62b8d629491a Mon Sep 17 00:00:00 2001
From: 23rd <23rd@vivaldi.net>
Date: Mon, 2 Oct 2023 16:43:11 +0300
Subject: [PATCH] Fixed incorrect search of index by value in statistical chart
 data.

---
 .../SourceFiles/data/data_statistics_chart.cpp     | 14 +++++++-------
 Telegram/SourceFiles/data/data_statistics_chart.h  |  6 +++---
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/Telegram/SourceFiles/data/data_statistics_chart.cpp b/Telegram/SourceFiles/data/data_statistics_chart.cpp
index 830f5ecc6..d3e3a1026 100644
--- a/Telegram/SourceFiles/data/data_statistics_chart.cpp
+++ b/Telegram/SourceFiles/data/data_statistics_chart.cpp
@@ -67,8 +67,8 @@ QString StatisticalChart::getDayString(int i) const {
 	return daysLookup[int((x[i] - x[0]) / timeStep)];
 }
 
-int StatisticalChart::findStartIndex(float v) const {
-	if (v == 0) {
+int StatisticalChart::findStartIndex(float64 v) const {
+	if (!v) {
 		return 0;
 	}
 	const auto n = int(xPercentage.size());
@@ -82,7 +82,7 @@ int StatisticalChart::findStartIndex(float v) const {
 	while (left <= right) {
 		const auto middle = (right + left) >> 1;
 		if (v < xPercentage[middle]
-			&& (middle == 0 || v > xPercentage[middle - 1])) {
+			&& (!middle || (v > xPercentage[middle - 1]))) {
 			return middle;
 		}
 		if (v == xPercentage[middle]) {
@@ -97,7 +97,7 @@ int StatisticalChart::findStartIndex(float v) const {
 	return left;
 }
 
-int StatisticalChart::findEndIndex(int left, float v) const {
+int StatisticalChart::findEndIndex(int left, float64 v) const {
 	const auto n = int(xPercentage.size());
 	if (v == 1.) {
 		return n - 1;
@@ -107,7 +107,7 @@ int StatisticalChart::findEndIndex(int left, float v) const {
 	while (left <= right) {
 		const auto middle = (right + left) >> 1;
 		if (v > xPercentage[middle]
-			&& (middle == n - 1 || v < xPercentage[middle + 1])) {
+			&& ((middle == n - 1) || (v < xPercentage[middle + 1]))) {
 			return middle;
 		}
 		if (v == xPercentage[middle]) {
@@ -123,7 +123,7 @@ int StatisticalChart::findEndIndex(int left, float v) const {
 }
 
 
-int StatisticalChart::findIndex(int left, int right, float v) const {
+int StatisticalChart::findIndex(int left, int right, float64 v) const {
 	const auto n = int(xPercentage.size());
 
 	if (v <= xPercentage[left]) {
@@ -136,7 +136,7 @@ int StatisticalChart::findIndex(int left, int right, float v) const {
 	while (left <= right) {
 		const auto middle = (right + left) >> 1;
 		if (v > xPercentage[middle]
-			&& (middle == n - 1 || v < xPercentage[middle + 1])) {
+			&& ((middle == n - 1) || (v < xPercentage[middle + 1]))) {
 			return middle;
 		}
 
diff --git a/Telegram/SourceFiles/data/data_statistics_chart.h b/Telegram/SourceFiles/data/data_statistics_chart.h
index 13f1071c6..877b275f1 100644
--- a/Telegram/SourceFiles/data/data_statistics_chart.h
+++ b/Telegram/SourceFiles/data/data_statistics_chart.h
@@ -25,9 +25,9 @@ struct StatisticalChart {
 
 	[[nodiscard]] QString getDayString(int i) const;
 
-	[[nodiscard]] int findStartIndex(float v) const;
-	[[nodiscard]] int findEndIndex(int left, float v) const;
-	[[nodiscard]] int findIndex(int left, int right, float v) const;
+	[[nodiscard]] int findStartIndex(float64 v) const;
+	[[nodiscard]] int findEndIndex(int left, float64 v) const;
+	[[nodiscard]] int findIndex(int left, int right, float64 v) const;
 
 	struct Line final {
 		std::vector<int> y;