82c68471df
- Translated UI text in DNS, Ping, TCPing, and Speed Test components from Chinese to English for better accessibility. - Enhanced user prompts and labels for clarity, including error messages and button texts. - Updated comments in the code to reflect the changes in language and improve code readability.
339 lines
11 KiB
TypeScript
339 lines
11 KiB
TypeScript
import { useState, type FC } from "react";
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import { Button } from "@/components/ui/button";
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import { Input } from "@/components/ui/input";
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import { toast } from "sonner";
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import { Loader2 } from "lucide-react";
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interface PerformanceMetrics {
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dns: number;
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tcp: number;
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ssl: number;
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ttfb: number;
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download: number;
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total: number;
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}
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interface SpeedTestResult {
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downloadSpeed?: number;
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uploadSpeed?: number;
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performance?: PerformanceMetrics;
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}
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const Tool: FC = () => {
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const [url, setUrl] = useState<string>("");
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const [testType, setTestType] = useState<"performance" | "download" | "upload">(
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"performance"
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);
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const [testing, setTesting] = useState<boolean>(false);
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const [result, setResult] = useState<SpeedTestResult | null>(null);
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const testPerformance = async (targetUrl: string) => {
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// 清除之前的性能数据
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performance.clearResourceTimings();
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const startTime = performance.now();
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try {
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const response = await fetch(targetUrl, {
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cache: "no-cache",
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}: ${response.statusText}`);
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}
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// 等待内容加载完成
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await response.blob();
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const endTime = performance.now();
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// 获取性能数据
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const perfEntries = performance.getEntriesByType(
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"resource"
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) as PerformanceResourceTiming[];
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const entry = perfEntries.find((e) => e.name === targetUrl);
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if (entry) {
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const metrics: PerformanceMetrics = {
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dns: entry.domainLookupEnd - entry.domainLookupStart,
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tcp: entry.connectEnd - entry.connectStart,
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ssl:
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entry.secureConnectionStart > 0
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? entry.connectEnd - entry.secureConnectionStart
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: 0,
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ttfb: entry.responseStart - entry.requestStart,
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download: entry.responseEnd - entry.responseStart,
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total: entry.responseEnd - entry.startTime,
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};
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return { performance: metrics };
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} else {
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// If no detailed performance data, only return total time
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return {
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performance: {
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dns: 0,
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tcp: 0,
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ssl: 0,
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ttfb: 0,
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download: 0,
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total: endTime - startTime,
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},
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};
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}
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} catch (error) {
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throw error;
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}
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};
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const testDownloadSpeed = async (targetUrl: string) => {
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const startTime = performance.now();
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try {
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const response = await fetch(targetUrl, {
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cache: "no-cache",
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});
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}: ${response.statusText}`);
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}
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const blob = await response.blob();
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const endTime = performance.now();
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const fileSizeBytes = blob.size;
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const durationSeconds = (endTime - startTime) / 1000;
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const speedMbps = (fileSizeBytes * 8) / (durationSeconds * 1000000);
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return { downloadSpeed: speedMbps };
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} catch (error) {
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throw error;
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}
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};
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const testUploadSpeed = async (targetUrl: string) => {
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// 生成 1MB 的测试数据
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const testData = new Uint8Array(1024 * 1024);
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for (let i = 0; i < testData.length; i++) {
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testData[i] = Math.floor(Math.random() * 256);
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}
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const startTime = performance.now();
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try {
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const response = await fetch(targetUrl, {
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method: "POST",
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body: testData,
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cache: "no-cache",
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});
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const endTime = performance.now();
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if (!response.ok) {
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throw new Error(`HTTP ${response.status}: ${response.statusText}`);
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}
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const fileSizeBytes = testData.length;
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const durationSeconds = (endTime - startTime) / 1000;
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const speedMbps = (fileSizeBytes * 8) / (durationSeconds * 1000000);
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return { uploadSpeed: speedMbps };
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} catch (error) {
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throw error;
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}
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};
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const startTest = async () => {
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if (!url.trim()) {
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toast.error("Please enter a URL");
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return;
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}
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let targetUrl = url.trim();
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// If no protocol prefix, default to https://
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if (!targetUrl.startsWith("http://") && !targetUrl.startsWith("https://")) {
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targetUrl = `https://${targetUrl}`;
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}
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setTesting(true);
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setResult(null);
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try {
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let testResult: SpeedTestResult = {};
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switch (testType) {
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case "performance":
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testResult = await testPerformance(targetUrl);
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toast.success("Performance test completed");
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break;
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case "download":
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testResult = await testDownloadSpeed(targetUrl);
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toast.success("Download speed test completed");
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break;
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case "upload":
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testResult = await testUploadSpeed(targetUrl);
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toast.success("Upload speed test completed");
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break;
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}
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setResult(testResult);
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} catch (error: unknown) {
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if (error instanceof Error) {
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toast.error(`Test failed: ${error.message}`);
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} else {
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toast.error("Test failed");
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}
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} finally {
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setTesting(false);
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}
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};
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const handleKeyPress = (e: React.KeyboardEvent<HTMLInputElement>) => {
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if (e.key === "Enter" && !testing) {
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startTest();
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}
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};
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return (
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<div className="flex flex-col gap-4 h-full">
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<div className="border rounded-md p-3 bg-yellow-500/10 border-yellow-500/50">
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<div className="text-sm font-medium text-yellow-600 dark:text-yellow-400 mb-1">
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⚠️ CORS Restrictions
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</div>
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<div className="text-xs text-muted-foreground space-y-1">
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<p>Due to browser CORS security policies, some websites cannot be tested directly.</p>
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<p>Recommended websites to test:</p>
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<ul className="list-disc list-inside ml-2">
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<li>Public APIs with CORS support</li>
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<li>Your own websites (with configured CORS headers)</li>
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<li>Using CORS proxy services</li>
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</ul>
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</div>
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</div>
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<div className="flex flex-col gap-4">
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<div className="flex flex-col gap-2">
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<label className="text-sm font-medium">Target URL</label>
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<Input
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placeholder="e.g. https://example.com"
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value={url}
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onChange={(e) => setUrl(e.target.value)}
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onKeyPress={handleKeyPress}
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disabled={testing}
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/>
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</div>
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<div className="flex flex-col gap-2">
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<label className="text-sm font-medium">Test Type</label>
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<select
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className="flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring disabled:cursor-not-allowed disabled:opacity-50"
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value={testType}
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onChange={(e) =>
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setTestType(e.target.value as "performance" | "download" | "upload")
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}
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disabled={testing}
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>
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<option value="performance">Page Load Performance</option>
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<option value="download">Download Speed</option>
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<option value="upload">Upload Speed</option>
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</select>
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</div>
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<Button onClick={startTest} disabled={testing} className="w-full">
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{testing && <Loader2 className="mr-2 size-4 animate-spin" />}
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{testing ? "Testing..." : "Start Test"}
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</Button>
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</div>
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{result && (
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<div className="flex flex-col gap-3 flex-1 overflow-auto">
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<div className="text-sm font-medium">Test Results:</div>
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{result.performance && (
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<div className="border rounded-md p-3 bg-card text-card-foreground">
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<div className="text-sm font-medium mb-3">Page Load Performance</div>
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<div className="space-y-2">
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{result.performance.dns > 0 && (
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<div className="grid grid-cols-2 gap-2 text-sm">
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<div className="text-muted-foreground">DNS Lookup:</div>
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<div>{result.performance.dns.toFixed(2)} ms</div>
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</div>
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)}
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{result.performance.tcp > 0 && (
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<div className="grid grid-cols-2 gap-2 text-sm">
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<div className="text-muted-foreground">TCP Connection:</div>
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<div>{result.performance.tcp.toFixed(2)} ms</div>
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</div>
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)}
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{result.performance.ssl > 0 && (
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<div className="grid grid-cols-2 gap-2 text-sm">
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<div className="text-muted-foreground">SSL Handshake:</div>
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<div>{result.performance.ssl.toFixed(2)} ms</div>
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</div>
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)}
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{result.performance.ttfb > 0 && (
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<div className="grid grid-cols-2 gap-2 text-sm">
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<div className="text-muted-foreground">Time to First Byte (TTFB):</div>
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<div>{result.performance.ttfb.toFixed(2)} ms</div>
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</div>
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)}
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{result.performance.download > 0 && (
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<div className="grid grid-cols-2 gap-2 text-sm">
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<div className="text-muted-foreground">Content Download:</div>
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<div>{result.performance.download.toFixed(2)} ms</div>
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</div>
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)}
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<div className="grid grid-cols-2 gap-2 text-sm border-t pt-2 mt-2">
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<div className="text-muted-foreground font-medium">Total Time:</div>
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<div className="font-medium">
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{result.performance.total.toFixed(2)} ms
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</div>
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</div>
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</div>
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</div>
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)}
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{result.downloadSpeed !== undefined && (
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<div className="border rounded-md p-3 bg-card text-card-foreground">
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<div className="text-sm font-medium mb-3">Download Speed</div>
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<div className="text-2xl font-bold text-green-500">
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{result.downloadSpeed.toFixed(2)} Mbps
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</div>
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<div className="text-sm text-muted-foreground mt-1">
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{(result.downloadSpeed / 8).toFixed(2)} MB/s
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</div>
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</div>
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)}
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{result.uploadSpeed !== undefined && (
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<div className="border rounded-md p-3 bg-card text-card-foreground">
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<div className="text-sm font-medium mb-3">Upload Speed</div>
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<div className="text-2xl font-bold text-blue-500">
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{result.uploadSpeed.toFixed(2)} Mbps
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</div>
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<div className="text-sm text-muted-foreground mt-1">
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{(result.uploadSpeed / 8).toFixed(2)} MB/s
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</div>
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</div>
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)}
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</div>
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)}
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{testType === "download" && (
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<div className="text-xs text-muted-foreground">
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Note: Download speed test will download content from the target URL and calculate speed
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</div>
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)}
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{testType === "upload" && (
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<div className="text-xs text-muted-foreground">
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Note: Upload speed test will send 1MB of test data to the target URL
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</div>
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)}
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</div>
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);
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};
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export default Tool;
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