Fix related blogs slider responsiveness

Signed-off-by: DANIEL KATOTO <katotodan@gmail.com>

Author: Katotodan

src/components/Related-Posts/index.js

@@ -1,36 +1,77 @@
-import React from "react";
+import React, {useLayoutEffect, useState, useRef}  from "react";
 import { Link } from "gatsby";
 import { IoIosArrowRoundForward } from "@react-icons/all-files/io/IoIosArrowRoundForward";
 import Card from "../Card";
 import RelatedPostsWrapper from "./relatedPosts.style";
 import { Col } from "../../reusecore/Layout";
 import Slider from "react-slick";
-import useHasMounted from "../../utils/useHasMounted";
 
 const RelatedPosts = props => {
+  const [isClient, setIsClient] = useState(false);
+  const [slidesToShowState, setSlidesToShowState] = useState(null);
+  const sliderRef = useRef(null);
 
   const { postType , relatedPosts , mainHead , lastCardHead , linkToAllItems } = props;
 
-  const hasMounted = useHasMounted();
+  const computeSlides = () => {
+    const w = typeof window !== "undefined" ? (window.innerWidth || document.documentElement.clientWidth) : 1200;
+    if (w <= 600) return 1;
+    if (w <= 800) return 1.5;
+    if (w <= 1024) return 2;
+    if (w <= 1200) return 3;
+    return 3;
+  };
+
+  useLayoutEffect(() => {
+    setIsClient(true);
+    setSlidesToShowState(computeSlides());
+
+    let resizeTimeout = null;
+    const onResizeDebounced = () => {
+      clearTimeout(resizeTimeout);
+      resizeTimeout = setTimeout(() => {
+        const slides = computeSlides();
+        setSlidesToShowState((prev) => {
+          if (prev !== slides) return slides;
+          return prev;
+        });
+        if (sliderRef.current && sliderRef.current.innerSlider && typeof sliderRef.current.innerSlider.onWindowResized === "function") {
+          sliderRef.current.innerSlider.onWindowResized();
+        }
+      }, 100);
+    };
+
+    window.addEventListener("resize", onResizeDebounced);
+    window.addEventListener("load", onResizeDebounced);
+
+    return () => {
+      window.removeEventListener("resize", onResizeDebounced);
+      window.removeEventListener("load", onResizeDebounced);
+      clearTimeout(resizeTimeout);
+    };
+  }, []);
+
+  const settings = {
+    dots: slidesToShowState < 2,
+    arrows: slidesToShowState >= 2,
+    infinite: false,
+    speed: 500,
+    slidesToShow: slidesToShowState,
+    slidesToScroll: 1,
+    swipe: true,
+    swipeToSlide: true,
+    touchThreshold: 10,
+  };
+
 
   return (
     <RelatedPostsWrapper>
       <div className="widgets-title">
         <h3>{mainHead}</h3>
       </div>
       {
-        hasMounted &&
-                <Slider
-                  dots= { window.innerWidth < 992 }
-                  arrows={ window.innerWidth >= 992 }
-                  infinite= {false}
-                  speed= "500"
-                  slidesToShow= {window.innerWidth <= 720 ? 1 : window.innerWidth <= 991 ? 2 : 3}
-                  slidesToScroll= {1}
-                  swipe={true}
-                  swipeToSlide={true}
-                  touchThreshold={10}
-                >
+        isClient &&
+                <Slider{...settings} ref={sliderRef} key={`review-slider-${slidesToShowState}`}>
                   {
                     postType === "blogs" ? relatedPosts.map((item) => {
                       const post = item.post || item;