From 8180a52f386301147dae286994119693f6231202 Mon Sep 17 00:00:00 2001
From: Vladimir Kharlampidi <nolimits4web@gmail.com>
Date: Wed, 30 Aug 2023 13:01:11 +0300
Subject: [PATCH] fix(core): fix loopFix in loop and cssMode

fixes #6919
---
 src/core/slide/slideNext.mjs | 8 +++++++-
 src/core/slide/slidePrev.mjs | 5 +++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/src/core/slide/slideNext.mjs b/src/core/slide/slideNext.mjs
index cadf06f1d..a554307e2 100644
--- a/src/core/slide/slideNext.mjs
+++ b/src/core/slide/slideNext.mjs
@@ -14,9 +14,15 @@ export default function slideNext(speed = this.params.speed, runCallbacks = true
     swiper.loopFix({ direction: 'next' });
     // eslint-disable-next-line
     swiper._clientLeft = swiper.wrapperEl.clientLeft;
+    if (swiper.activeIndex === swiper.slides.length - 1 && params.cssMode) {
+      requestAnimationFrame(() => {
+        swiper.slideTo(swiper.activeIndex + increment);
+      });
+      return true;
+    }
   }
   if (params.rewind && swiper.isEnd) {
     return swiper.slideTo(0, speed, runCallbacks, internal);
   }
-  return swiper.slideTo(swiper.activeIndex + increment, speed, runCallbacks, internal);
+  return swiper.slideTo(swiper.activeIndex + increment);
 }
diff --git a/src/core/slide/slidePrev.mjs b/src/core/slide/slidePrev.mjs
index 29086ee38..ace6d7477 100644
--- a/src/core/slide/slidePrev.mjs
+++ b/src/core/slide/slidePrev.mjs
@@ -53,6 +53,11 @@ export default function slidePrev(speed = this.params.speed, runCallbacks = true
         ? swiper.virtual.slides.length - 1
         : swiper.slides.length - 1;
     return swiper.slideTo(lastIndex, speed, runCallbacks, internal);
+  } else if (params.loop && swiper.activeIndex === 0 && params.cssMode) {
+    requestAnimationFrame(() => {
+      swiper.slideTo(prevIndex, speed, runCallbacks, internal);
+    });
+    return true;
   }
   return swiper.slideTo(prevIndex, speed, runCallbacks, internal);
 }