refactor: replace embedded TradingView chart widget with a direct link redirect to the external site.

frontend/src/components/stock-chart.tsx

@@ -1,7 +1,8 @@
-
 "use client"
 
-import { useEffect, useRef, useState } from "react"
+import { useEffect } from "react"
+import { ExternalLink } from "lucide-react"
+import { Button } from "@/components/ui/button"
 
 interface StockChartProps {
     symbol: string
@@ -9,26 +10,8 @@ interface StockChartProps {
 }
 
 export function StockChart({ symbol, market }: StockChartProps) {
-    const containerRef = useRef<HTMLDivElement>(null)
 
-    useEffect(() => {
-        if (!containerRef.current) return
-
-        // Clear previous widget
-        containerRef.current.innerHTML = ""
-
-        // Create wrapper for widget
-        const widgetContainer = document.createElement("div")
-        widgetContainer.className = "tradingview-widget-container__widget h-full w-full"
-        containerRef.current.appendChild(widgetContainer)
-
-        const script = document.createElement("script")
-        script.src = "https://s3.tradingview.com/external-embedding/embed-widget-advanced-chart.js"
-        script.type = "text/javascript"
-        script.async = true
-
-        // Map Market/Symbol to TradingView format
-        console.log("[StockChart] Received market:", JSON.stringify(market), "symbol:", symbol)
+    const getTradingViewUrl = () => {
         let exchange = "NASDAQ"
         let tvSymbol = symbol
 
@@ -38,52 +21,38 @@ export function StockChart({ symbol, market }: StockChartProps) {
             else if (symbol.startsWith("4") || symbol.startsWith("8")) exchange = "BSE"
         } else if (market === "HK") {
             exchange = "HKEX"
-            // TradingView usually expects HK stocks without leading zeros if they are 4 digits, but let's check.
-            // Actually HKEX:700 works, HKEX:0700 might work too. Let's try to keep it safe.
+            // Ensure no leading zeros for int conversion check
             tvSymbol = parseInt(symbol).toString()
         } else if (market === "JP") {
             exchange = "TSE"
         } else if (market === "VN") {
-            exchange = "HOSE" // Primary VN exchange
+            exchange = "HOSE"
         } else {
             // US
-            exchange = "NASDAQ" // Default, could be NYSE
-            // Basic heuristic for US
-            // If 4 chars or more, likely Nasdaq, <=3 likely NYSE? Not 100% accurate but acceptable default.
+            exchange = "NASDAQ" // Default fallback
         }
 
         const fullSymbol = `${exchange}:${tvSymbol}`
+        return `https://cn.tradingview.com/chart/?symbol=${fullSymbol}`
+    }
 
-        script.innerHTML = JSON.stringify({
-            "autosize": true,
-            "symbol": fullSymbol,
-            "interval": "D",
-            "range": "12m",
-            "scale": "log",
-            "timezone": "Asia/Shanghai",
-            "theme": "light",
-            "style": "1",
-            "locale": "zh_CN",
-            "enable_publishing": false,
-            "allow_symbol_change": true,
-            "calendar": false,
-            "support_host": "https://www.tradingview.com"
-        })
-
-        containerRef.current.appendChild(script)
-
+    useEffect(() => {
+        const url = getTradingViewUrl()
+        // Attempt to open in new tab automatically
+        const win = window.open(url, '_blank')
+        if (!win) {
+            console.warn("Popup blocked. Please allow popups for this site.")
+        }
     }, [symbol, market])
 
     return (
-        <div className="h-[calc(100vh-100px)] w-full bg-background rounded-lg border overflow-hidden p-1">
-            <div className="tradingview-widget-container h-full w-full flex flex-col" ref={containerRef}>
-                <div className="tradingview-widget-copyright text-xs text-center text-muted-foreground p-2 mt-auto border-t bg-muted/20">
-                    <a href={`https://cn.tradingview.com/chart/?symbol=${symbol}`} rel="noopener nofollow" target="_blank" className="hover:text-primary transition-colors flex items-center justify-center gap-1">
-                        <span className="font-medium">在 TradingView 上查看完整图表</span>
-                        <span className="text-[10px] opacity-70">({symbol})</span>
+        <div className="w-full h-12 bg-muted/30 rounded-lg border border-dashed flex items-center justify-center">
+            <p className="text-xs text-muted-foreground flex items-center gap-1">
+                <span>正在前往 TradingView ({symbol})...</span>
+                <a href={getTradingViewUrl()} target="_blank" rel="noopener noreferrer" className="underline hover:text-primary">
+                    若未跳转请点击
                 </a>
-                </div>
-            </div>
+            </p>
         </div>
     )
 }