From c2af42f2609c7a397e74517152867759ae32154a Mon Sep 17 00:00:00 2001
From: "Mr. Algorithm" <11aravipratapsingh@gmail.com>
Date: Sun, 1 Feb 2026 04:06:51 +0530
Subject: [PATCH] feat: implement expandable TradingView widgets with immersive
 full-screen mode

---
 app/(root)/stocks/[symbol]/page.tsx |  2 +
 components/TradingViewWidget.tsx    | 64 +++++++++++++++++++++++++----
 2 files changed, 57 insertions(+), 9 deletions(-)

diff --git a/app/(root)/stocks/[symbol]/page.tsx b/app/(root)/stocks/[symbol]/page.tsx
index cacbaf0..de8d835 100644
--- a/app/(root)/stocks/[symbol]/page.tsx
+++ b/app/(root)/stocks/[symbol]/page.tsx
@@ -39,6 +39,7 @@ export default async function StockDetails({ params }: StockDetailsPageProps) {
                         config={CANDLE_CHART_WIDGET_CONFIG(symbol)}
                         className="custom-chart"
                         height={600}
+                        allowExpand={true}
                     />
 
                     <TradingViewWidget
@@ -46,6 +47,7 @@ export default async function StockDetails({ params }: StockDetailsPageProps) {
                         config={BASELINE_WIDGET_CONFIG(symbol)}
                         className="custom-chart"
                         height={600}
+                        allowExpand={true}
                     />
                 </div>
 
diff --git a/components/TradingViewWidget.tsx b/components/TradingViewWidget.tsx
index 3461891..51aabb4 100644
--- a/components/TradingViewWidget.tsx
+++ b/components/TradingViewWidget.tsx
@@ -1,8 +1,10 @@
 'use client';
 
-import React, { memo } from 'react';
+import React, { memo, useState, useEffect } from 'react';
 import useTradingViewWidget from "@/hooks/useTradingViewWidget";
-import {cn} from "@/lib/utils";
+import { cn } from "@/lib/utils";
+import { Maximize2, Minimize2 } from 'lucide-react';
+import { Button } from '@/components/ui/button';
 
 interface TradingViewWidgetProps {
     title?: string;
@@ -10,19 +12,63 @@ interface TradingViewWidgetProps {
     config: Record<string, unknown>;
     height?: number;
     className?: string;
+    allowExpand?: boolean;
 }
 
-const TradingViewWidget = ({ title, scriptUrl, config, height = 600, className }: TradingViewWidgetProps) => {
-    const containerRef = useTradingViewWidget(scriptUrl, config, height);
+const TradingViewWidget = ({ title, scriptUrl, config, height = 600, className, allowExpand = false }: TradingViewWidgetProps) => {
+    const [isExpanded, setIsExpanded] = useState(false);
+    const [windowHeight, setWindowHeight] = useState(0);
+
+    useEffect(() => {
+        if (typeof window !== 'undefined') {
+            setWindowHeight(window.innerHeight);
+            const handleResize = () => setWindowHeight(window.innerHeight);
+            window.addEventListener('resize', handleResize);
+            return () => window.removeEventListener('resize', handleResize);
+        }
+    }, []);
+
+    const currentHeight = isExpanded ? windowHeight : height;
+
+    const widgetConfig = {
+        ...config,
+        height: currentHeight,
+        width: "100%",
+        autosize: true,
+    };
+
+    const containerRef = useTradingViewWidget(scriptUrl, widgetConfig, currentHeight);
+
+    const toggleExpand = () => {
+        setIsExpanded(!isExpanded);
+    };
 
     return (
-        <div className="w-full">
-            {title && <h3 className="font-semibold text-2xl text-gray-100 mb-5">{title}</h3>}
-            <div className={cn('tradingview-widget-container', className)} ref={containerRef}>
-                <div className="tradingview-widget-container__widget" style={{ height, width: "100%" }} />
+        <div className={cn("w-full transition-all duration-300", isExpanded && "fixed inset-0 z-[9999] bg-background")}>
+            <div className={cn("w-full relative group", isExpanded && "h-full w-full")}>
+                {title && !isExpanded && <h3 className="font-semibold text-2xl text-gray-100 mb-5">{title}</h3>}
+
+                {allowExpand && (
+                    <Button
+                        variant="ghost"
+                        size="icon"
+                        onClick={toggleExpand}
+                        className={cn(
+                            "absolute top-2 right-2 z-10 hover:bg-background/50 text-muted-foreground hover:text-foreground transition-all duration-200",
+                            !isExpanded ? "opacity-0 group-hover:opacity-100" : "bg-background/20"
+                        )}
+                        title={isExpanded ? "Minimize" : "Click to expand"}
+                    >
+                        {isExpanded ? <Minimize2 className="h-6 w-6" /> : <Maximize2 className="h-6 w-6" />}
+                    </Button>
+                )}
+
+                <div className={cn('tradingview-widget-container', className, isExpanded && "h-full")} ref={containerRef}>
+                    <div className="tradingview-widget-container__widget" style={{ height: currentHeight, width: "100%" }} />
+                </div>
             </div>
         </div>
     );
 }
 
-export default memo(TradingViewWidget);
\ No newline at end of file
+export default memo(TradingViewWidget);