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195
app/base64/page.tsx
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195
app/base64/page.tsx
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"use client";
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import { useState } from "react";
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import { Lock, ArrowRightLeft, Copy, Eraser } from "lucide-react";
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import { Button } from "@/components/ui/button";
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import { Textarea } from "@/components/ui/textarea";
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import { Card, CardContent, CardHeader, CardTitle } from "@/components/ui/card";
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import { Tabs, TabsList, TabsTrigger } from "@/components/ui/tabs";
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import { toast } from "sonner";
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export default function Base64Page() {
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const [input, setInput] = useState("");
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const [output, setOutput] = useState("");
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const [mode, setMode] = useState<"encode" | "decode">("encode");
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const handleEncode = () => {
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if (!input) {
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toast.warning("请输入要编码的内容");
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return;
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}
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try {
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const encoded = btoa(unescape(encodeURIComponent(input)));
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setOutput(encoded);
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toast.success("编码成功");
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} catch {
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toast.error("编码失败");
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}
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};
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const handleDecode = () => {
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if (!input) {
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toast.warning("请输入要解码的内容");
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return;
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}
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try {
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const decoded = decodeURIComponent(escape(atob(input)));
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setOutput(decoded);
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toast.success("解码成功");
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} catch {
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toast.error("解码失败，请检查输入是否为有效的 Base64 字符串");
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}
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};
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const handleConvert = () => {
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if (mode === "encode") {
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handleEncode();
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} else {
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handleDecode();
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}
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};
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const copyToClipboard = async () => {
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if (!output) {
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toast.warning("没有可复制的内容");
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return;
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}
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try {
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await navigator.clipboard.writeText(output);
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toast.success("已复制到剪贴板");
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} catch {
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toast.error("复制失败");
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}
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};
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const clearAll = () => {
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setInput("");
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setOutput("");
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};
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const swapInputOutput = () => {
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setInput(output);
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setOutput("");
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};
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return (
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<div className="space-y-6 animate-in fade-in slide-in-from-bottom-4 duration-500">
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{/* Page Header */}
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<div className="flex items-center space-x-4 border-b pb-4">
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<div className="flex h-12 w-12 items-center justify-center rounded-xl bg-linear-to-br from-emerald-500 to-emerald-600 shadow-lg">
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<Lock className="h-6 w-6 text-white" />
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</div>
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<div>
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<h1 className="text-2xl font-bold tracking-tight">Base64 编解码</h1>
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<p className="text-muted-foreground">
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Base64 编码与解码转换工具，支持中文
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</p>
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</div>
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</div>
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{/* Action Bar */}
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<div className="flex flex-wrap items-center gap-4 bg-muted/50 p-4 rounded-lg border">
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<Tabs value={mode} onValueChange={(v) => setMode(v as "encode" | "decode")}>
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<TabsList>
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<TabsTrigger value="encode">编码</TabsTrigger>
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<TabsTrigger value="decode">解码</TabsTrigger>
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</TabsList>
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</Tabs>
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<div className="flex items-center gap-2 ml-auto sm:ml-0">
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<Button onClick={handleConvert} className="gap-2">
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<ArrowRightLeft className="h-4 w-4" />
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{mode === "encode" ? "编码" : "解码"}
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</Button>
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<Button variant="outline" onClick={swapInputOutput} className="gap-2">
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<ArrowRightLeft className="h-4 w-4 rotate-90" />
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交换
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</Button>
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<Button variant="ghost" onClick={clearAll} className="gap-2 text-destructive hover:text-destructive">
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<Eraser className="h-4 w-4" />
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清空
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</Button>
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</div>
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</div>
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<div className="grid gap-6 lg:grid-cols-2">
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<div className="space-y-4">
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<Card className="h-full flex flex-col">
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<CardHeader className="pb-3">
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<CardTitle className="text-base font-medium">
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{mode === "encode" ? "原始文本" : "Base64 字符串"}
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</CardTitle>
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</CardHeader>
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<CardContent className="flex-1 min-h-75">
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<Textarea
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value={input}
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onChange={(e) => setInput(e.target.value)}
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placeholder={
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mode === "encode"
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? "请输入要编码的文本..."
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: "请输入要解码的 Base64 字符串..."
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}
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className="h-full min-h-75 font-mono resize-none"
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/>
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</CardContent>
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</Card>
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</div>
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<div className="space-y-4">
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<Card className="h-full flex flex-col">
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<CardHeader className="pb-3 flex flex-row items-center justify-between space-y-0">
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<CardTitle className="text-base font-medium">
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{mode === "encode" ? "Base64 结果" : "解码结果"}
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</CardTitle>
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<Button
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variant="ghost"
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size="sm"
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className="h-8 gap-1"
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onClick={copyToClipboard}
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>
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<Copy className="h-3 w-3" />
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复制
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</Button>
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</CardHeader>
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<CardContent className="flex-1 min-h-75">
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<Textarea
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value={output}
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readOnly
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placeholder="转换结果将显示在这里..."
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className="h-full min-h-75 font-mono resize-none bg-muted/50"
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/>
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</CardContent>
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</Card>
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</div>
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</div>
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{/* Info Card */}
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<Card>
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<CardHeader>
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<CardTitle className="flex items-center gap-2 text-base">
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<span className="text-xl">💡</span> 使用说明
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</CardTitle>
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</CardHeader>
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<CardContent>
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<div className="grid gap-6 md:grid-cols-2">
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<div className="space-y-2">
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<ul className="list-disc pl-4 text-sm text-muted-foreground space-y-1">
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<li>Base64 是一种基于 64 个可打印字符来表示二进制数据的编码方式</li>
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<li>常用于在 URL、Cookie 中传输少量二进制数据</li>
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<li>本工具支持中文编码和解码</li>
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</ul>
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</div>
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<div className="space-y-2">
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<ul className="list-disc pl-4 text-sm text-muted-foreground space-y-1">
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<li>编码后的数据比原始数据大约 33%</li>
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<li>Base64 不是加密算法，仅是一种编码方式</li>
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<li>点击"交换"可将输出结果作为新的输入</li>
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</ul>
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</div>
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</div>
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</CardContent>
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</Card>
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</div>
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);
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}
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