子仓库提交

src/components/auth/CaptchaInput.tsx

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+'use client';
+
+import { useState, useEffect } from 'react';
+import { RefreshCw } from 'lucide-react';
+import { Button } from '@/components/ui/button';
+import { Input } from '@/components/ui/input';
+import { getCaptchaApiV1AuthCaptchaGet } from '@/lib/api/sdk.gen';
+import type { CaptchaResponse } from '@/lib/api/types.gen';
+
+interface CaptchaInputProps {
+  value: string;
+  onChange: (value: string) => void;
+  onCaptchaChange?: (captchaData: CaptchaResponse | null) => void;
+  className?: string;
+}
+
+export function CaptchaInput({ value, onChange, onCaptchaChange, className = '' }: CaptchaInputProps) {
+  const [captchaData, setCaptchaData] = useState<CaptchaResponse | null>(null);
+  const [loading, setLoading] = useState(false);
+  const [error, setError] = useState('');
+
+  const fetchCaptcha = async () => {
+    setLoading(true);
+    setError('');
+    onChange(''); // 清空验证码输入
+
+    try {
+      const response = await getCaptchaApiV1AuthCaptchaGet();
+      console.log('API验证码获取成功:', response);
+      setCaptchaData(response.data);
+      if (onCaptchaChange) {
+        onCaptchaChange(response.data);
+      }
+    } catch (err) {
+      console.error('验证码获取失败:', err);
+
+      // 如果API失败，使用备用验证码
+      const fallbackCaptcha = generateFallbackCaptcha();
+      console.log('生成备用验证码:', fallbackCaptcha);
+      setCaptchaData(fallbackCaptcha);
+      if (onCaptchaChange) {
+        onCaptchaChange(fallbackCaptcha);
+      }
+      setError(''); // 清除错误状态，因为备用验证码已生成
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  const generateFallbackCaptcha = (): CaptchaResponse => {
+    // 备用验证码生成（使用Canvas）
+    const chars = 'ABCDEFGHJKLMNPQRSTUVWXYZ23456789';
+    let text = '';
+    for (let i = 0; i < 4; i++) {
+      text += chars.charAt(Math.floor(Math.random() * chars.length));
+    }
+
+    const canvas = document.createElement('canvas');
+    canvas.width = 120;
+    canvas.height = 40;
+    const ctx = canvas.getContext('2d');
+
+    if (!ctx) {
+      return {
+        captcha_id: 'fallback-' + Date.now(),
+        image: 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNkYPhfDwAChwGA60e6kgAAAABJRU5ErkJggg=='
+      };
+    }
+
+    // 背景
+    ctx.fillStyle = '#f0f0f0';
+    ctx.fillRect(0, 0, canvas.width, canvas.height);
+
+    // 干扰线
+    for (let i = 0; i < 3; i++) {
+      ctx.strokeStyle = `rgba(${Math.random() * 100}, ${Math.random() * 100}, ${Math.random() * 100}, 0.3)`;
+      ctx.beginPath();
+      ctx.moveTo(Math.random() * canvas.width, Math.random() * canvas.height);
+      ctx.lineTo(Math.random() * canvas.width, Math.random() * canvas.height);
+      ctx.stroke();
+    }
+
+    // 干扰点
+    for (let i = 0; i < 30; i++) {
+      ctx.fillStyle = `rgba(${Math.random() * 255}, ${Math.random() * 255}, ${Math.random() * 255}, 0.3)`;
+      ctx.beginPath();
+      ctx.arc(
+        Math.random() * canvas.width,
+        Math.random() * canvas.height,
+        1,
+        0,
+        2 * Math.PI
+      );
+      ctx.fill();
+    }
+
+    // 验证码文字
+    ctx.font = 'bold 24px Arial';
+    ctx.textBaseline = 'middle';
+
+    for (let i = 0; i < text.length; i++) {
+      const char = text[i];
+      const x = 20 + i * 25;
+      const y = 20 + (Math.random() - 0.5) * 6;
+      const angle = (Math.random() - 0.5) * 0.4;
+
+      ctx.save();
+      ctx.translate(x, y);
+      ctx.rotate(angle);
+
+      // 随机颜色
+      const colors = ['#16a34a', '#2563eb', '#dc2626', '#ea580c', '#8b5cf6'];
+      ctx.fillStyle = colors[Math.floor(Math.random() * colors.length)];
+
+      ctx.fillText(char, 0, 0);
+      ctx.restore();
+    }
+
+    return {
+      captcha_id: 'fallback-' + Date.now(),
+      image: canvas.toDataURL()
+    };
+  };
+
+  useEffect(() => {
+    fetchCaptcha();
+  }, []);
+
+  const handleRefresh = () => {
+    fetchCaptcha();
+  };
+
+  const handleCaptchaChange = (inputValue: string) => {
+    onChange(inputValue);
+  };
+
+  return (
+    <div className={`flex gap-2 ${className}`}>
+      <Input
+        type="text"
+        placeholder="请输入验证码"
+        value={value}
+        onChange={(e) => handleCaptchaChange(e.target.value.toUpperCase())}
+        maxLength={4}
+        className="flex-1"
+        disabled={loading}
+      />
+      <div className="flex gap-2 items-center">
+        {loading ? (
+          <div className="w-[120px] h-10 border border-gray-300 rounded flex items-center justify-center bg-gray-100">
+            <div className="w-4 h-4 border-2 border-gray-300 border-t-blue-500 rounded-full animate-spin"></div>
+          </div>
+        ) : error ? (
+          <div className="w-[120px] h-10 border border-red-300 rounded flex items-center justify-center bg-red-50">
+            <span className="text-xs text-red-500">获取失败</span>
+          </div>
+        ) : (
+          <div
+            className="h-10 w-[120px] border border-gray-300 rounded cursor-pointer hover:opacity-80 transition-opacity overflow-hidden"
+            onClick={handleRefresh}
+            title="点击刷新验证码"
+          >
+            {captchaData && (
+              <img
+                src={captchaData.image}
+                alt="验证码"
+                className="w-full h-full object-cover"
+                onError={(e) => {
+                  // 如果图片加载失败，隐藏错误图片
+                  e.currentTarget.style.display = 'none';
+                  setError('图片加载失败');
+                }}
+              />
+            )}
+          </div>
+        )}
+        <Button
+          type="button"
+          variant="outline"
+          size="icon"
+          onClick={handleRefresh}
+          disabled={loading}
+          title="刷新验证码"
+        >
+          <RefreshCw className={`w-4 h-4 ${loading ? 'animate-spin' : ''}`} />
+        </Button>
+      </div>
+    </div>
+  );
+}