Implement a smooth scrolling carousel for video categories

Introduces a new `SimpleCarousel` component to replace `CategoryRow` for displaying videos within categories, enabling smooth horizontal scrolling with auto-scroll and navigation buttons.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 2eb1084e-b728-4449-9231-f1665924c8d5
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Screenshot-Url: https://storage.googleapis.com/screenshot-production-us-central1/8cc42625-c1f5-4e43-99bd-77f2c4dedee2/2eb1084e-b728-4449-9231-f1665924c8d5/yexZbDm

client/src/components/netflix-grid.tsx

@@ -4,6 +4,7 @@ import VideoCard from "./video-card";
 import BunnyVideoModal from "./bunny-video-modal";
 import { Button } from "@/components/ui/button";
 import { ChevronLeft, ChevronRight } from "lucide-react";
+import SimpleCarousel from "./simple-carousel";
 
 interface VideoCategory {
   title: string;
@@ -107,7 +108,7 @@ export default function NetflixGrid({ videos, isLoading }: NetflixGridProps) {
     <>
       <div className="space-y-12 relative z-10">
         {categories.map((category, categoryIndex) => (
-          <CategoryRow
+          <SimpleCarousel
             key={categoryIndex}
             category={category}
             onVideoClick={handleVideoClick}
@@ -131,7 +132,7 @@ interface CategoryRowProps {
   onVideoClick: (video: Video) => void;
 }
 
-function CategoryRow({ category, onVideoClick }: CategoryRowProps) {
+function CategoryRowOLD_BROKEN({ category, onVideoClick }: CategoryRowProps) {
   const scrollRef = useRef<HTMLDivElement>(null);
   const scrollIntervalRef = useRef<NodeJS.Timeout | null>(null);
   const scrollContainerRef = useRef<HTMLDivElement>(null);

client/src/components/simple-carousel.tsx

@@ -0,0 +1,123 @@
+import { useState, useRef } from "react";
+import { type Video } from "@shared/schema";
+import VideoCard from "./video-card";
+import { ChevronLeft, ChevronRight } from "lucide-react";
+
+interface SimpleCarouselProps {
+  category: {
+    title: string;
+    videos: Video[];
+  };
+  onVideoClick: (video: Video) => void;
+}
+
+export default function SimpleCarousel({ category, onVideoClick }: SimpleCarouselProps) {
+  const scrollContainerRef = useRef<HTMLDivElement>(null);
+  const scrollIntervalRef = useRef<NodeJS.Timeout | null>(null);
+  const [isScrolling, setIsScrolling] = useState(false);
+
+  const scroll = (direction: 'left' | 'right') => {
+    if (!scrollContainerRef.current) return;
+    
+    const scrollAmount = direction === 'right' ? 300 : -300;
+    scrollContainerRef.current.scrollBy({
+      left: scrollAmount,
+      behavior: 'smooth'
+    });
+  };
+
+  const startAutoScroll = (direction: 'left' | 'right') => {
+    if (scrollIntervalRef.current) {
+      clearInterval(scrollIntervalRef.current);
+    }
+    
+    setIsScrolling(true);
+    
+    scrollIntervalRef.current = setInterval(() => {
+      if (!scrollContainerRef.current) return;
+      
+      const speed = 3;
+      const scrollAmount = direction === 'right' ? speed : -speed;
+      scrollContainerRef.current.scrollBy({
+        left: scrollAmount,
+        behavior: 'auto'
+      });
+    }, 16);
+  };
+
+  const stopAutoScroll = () => {
+    if (scrollIntervalRef.current) {
+      clearInterval(scrollIntervalRef.current);
+      scrollIntervalRef.current = null;
+    }
+    setIsScrolling(false);
+  };
+
+  return (
+    <div className="relative group mb-8">
+      <h2 className="text-2xl font-bold text-bunny-light mb-6 px-4">
+        {category.title}
+      </h2>
+      
+      <div className="relative">
+        {/* Left scroll button */}
+        <button
+          onClick={() => scroll('left')}
+          onMouseEnter={() => startAutoScroll('left')}
+          onMouseLeave={stopAutoScroll}
+          className="absolute left-2 top-[45%] -translate-y-1/2 w-12 h-12 z-30 bg-black/80 hover:bg-black/95 rounded-full flex items-center justify-center transition-all duration-300 cursor-pointer border border-white/30 shadow-lg opacity-80 hover:!opacity-100"
+        >
+          <ChevronLeft className="w-6 h-6 text-white" />
+        </button>
+
+        {/* Right scroll button */}
+        <button
+          onClick={() => scroll('right')}
+          onMouseEnter={() => startAutoScroll('right')}
+          onMouseLeave={stopAutoScroll}
+          className="absolute right-2 top-[45%] -translate-y-1/2 w-12 h-12 z-30 bg-black/80 hover:bg-black/95 rounded-full flex items-center justify-center transition-all duration-300 cursor-pointer border border-white/30 shadow-lg opacity-80 hover:!opacity-100"
+        >
+          <ChevronRight className="w-6 h-6 text-white" />
+        </button>
+
+        {/* Scroll container */}
+        <div 
+          ref={scrollContainerRef}
+          className="overflow-x-auto scrollbar-hide"
+          style={{ 
+            scrollbarWidth: 'none', 
+            msOverflowStyle: 'none',
+            WebkitScrollbar: { display: 'none' }
+          }}
+        >
+          <div className="flex space-x-4 pb-4 w-max">
+            {/* Create many copies for infinite feel */}
+            {Array.from({ length: 20 }).map((_, copyIndex) => 
+              category.videos.map((video, videoIndex) => (
+                <div key={`${video.id}-${copyIndex}-${videoIndex}`} className="flex-shrink-0 w-28 md:w-52 relative group">
+                  {/* Top 10 Number overlay for first category */}
+                  {category.title.includes("Top 10") && (
+                    <div className="absolute top-1 left-1 z-30 text-white font-black text-3xl md:text-5xl drop-shadow-2xl pointer-events-none"
+                         style={{ 
+                           textShadow: '4px 4px 8px rgba(0,0,0,0.8), -2px -2px 4px rgba(0,0,0,0.6)',
+                           WebkitTextStroke: '2px rgba(0,0,0,0.8)',
+                           transform: 'none',
+                           transition: 'none'
+                         }}>
+                      {videoIndex + 1}
+                    </div>
+                  )}
+                  <VideoCard
+                    video={video}
+                    onClick={onVideoClick}
+                    className="w-full hover:scale-105 hover:z-10 transition-all duration-300 group-hover:shadow-xl rounded-md overflow-hidden"
+                  />
+                </div>
+              ))
+            ).flat()}
+          </div>
+        </div>
+      </div>
+    </div>
+  );
+}