account system、custom prompt

web/src/components/RegisterPage.tsx

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+import React, { useState } from 'react';
+import { useAuth } from '../contexts/AuthContext';
+import { useLanguage } from '../contexts/LanguageContext';
+import { t } from '../i18n/translations';
+
+export function RegisterPage() {
+  const { language } = useLanguage();
+  const { register, completeRegistration } = useAuth();
+  const [step, setStep] = useState<'register' | 'setup-otp' | 'verify-otp'>('register');
+  const [email, setEmail] = useState('');
+  const [password, setPassword] = useState('');
+  const [confirmPassword, setConfirmPassword] = useState('');
+  const [otpCode, setOtpCode] = useState('');
+  const [userID, setUserID] = useState('');
+  const [otpSecret, setOtpSecret] = useState('');
+  const [qrCodeURL, setQrCodeURL] = useState('');
+  const [error, setError] = useState('');
+  const [loading, setLoading] = useState(false);
+
+  const handleRegister = async (e: React.FormEvent) => {
+    e.preventDefault();
+    setError('');
+
+    if (password !== confirmPassword) {
+      setError(t('passwordMismatch', language));
+      return;
+    }
+
+    if (password.length < 6) {
+      setError(t('passwordTooShort', language));
+      return;
+    }
+
+    setLoading(true);
+
+    const result = await register(email, password);
+    
+    if (result.success && result.userID) {
+      setUserID(result.userID);
+      setOtpSecret(result.otpSecret || '');
+      setQrCodeURL(result.qrCodeURL || '');
+      setStep('setup-otp');
+    } else {
+      setError(result.message || t('registrationFailed', language));
+    }
+    
+    setLoading(false);
+  };
+
+  const handleSetupComplete = () => {
+    setStep('verify-otp');
+  };
+
+  const handleOTPVerify = async (e: React.FormEvent) => {
+    e.preventDefault();
+    setError('');
+    setLoading(true);
+
+    const result = await completeRegistration(userID, otpCode);
+    
+    if (!result.success) {
+      setError(result.message || t('registrationFailed', language));
+    }
+    // 成功的话AuthContext会自动处理登录状态
+    
+    setLoading(false);
+  };
+
+  const copyToClipboard = (text: string) => {
+    navigator.clipboard.writeText(text);
+  };
+
+  return (
+    <div className="min-h-screen flex items-center justify-center" style={{ background: '#0B0E11' }}>
+      <div className="w-full max-w-md">
+        {/* Logo */}
+        <div className="text-center mb-8">
+          <div className="w-16 h-16 rounded-full mx-auto mb-4 flex items-center justify-center text-3xl"
+               style={{ background: 'linear-gradient(135deg, #F0B90B 0%, #FCD535 100%)' }}>
+            ⚡
+          </div>
+          <h1 className="text-2xl font-bold" style={{ color: '#EAECEF' }}>
+            {t('appTitle', language)}
+          </h1>
+          <p className="text-sm mt-2" style={{ color: '#848E9C' }}>
+            {step === 'register' && t('registerTitle', language)}
+            {step === 'setup-otp' && t('setupTwoFactor', language)}
+            {step === 'verify-otp' && t('verifyOTP', language)}
+          </p>
+        </div>
+
+        {/* Registration Form */}
+        <div className="rounded-lg p-6" style={{ background: '#1E2329', border: '1px solid #2B3139' }}>
+          {step === 'register' && (
+            <form onSubmit={handleRegister} className="space-y-4">
+              <div>
+                <label className="block text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                  {t('email', language)}
+                </label>
+                <input
+                  type="email"
+                  value={email}
+                  onChange={(e) => setEmail(e.target.value)}
+                  className="w-full px-3 py-2 rounded"
+                  style={{ background: '#0B0E11', border: '1px solid #2B3139', color: '#EAECEF' }}
+                  placeholder={t('emailPlaceholder', language)}
+                  required
+                />
+              </div>
+
+              <div>
+                <label className="block text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                  {t('password', language)}
+                </label>
+                <input
+                  type="password"
+                  value={password}
+                  onChange={(e) => setPassword(e.target.value)}
+                  className="w-full px-3 py-2 rounded"
+                  style={{ background: '#0B0E11', border: '1px solid #2B3139', color: '#EAECEF' }}
+                  placeholder={t('passwordPlaceholder', language)}
+                  required
+                />
+              </div>
+
+              <div>
+                <label className="block text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                  {t('confirmPassword', language)}
+                </label>
+                <input
+                  type="password"
+                  value={confirmPassword}
+                  onChange={(e) => setConfirmPassword(e.target.value)}
+                  className="w-full px-3 py-2 rounded"
+                  style={{ background: '#0B0E11', border: '1px solid #2B3139', color: '#EAECEF' }}
+                  placeholder={t('confirmPasswordPlaceholder', language)}
+                  required
+                />
+              </div>
+
+              {error && (
+                <div className="text-sm px-3 py-2 rounded" style={{ background: 'rgba(246, 70, 93, 0.1)', color: '#F6465D' }}>
+                  {error}
+                </div>
+              )}
+
+              <button
+                type="submit"
+                disabled={loading}
+                className="w-full px-4 py-2 rounded text-sm font-semibold transition-all hover:scale-105 disabled:opacity-50"
+                style={{ background: '#F0B90B', color: '#000' }}
+              >
+                {loading ? t('loading', language) : t('registerButton', language)}
+              </button>
+            </form>
+          )}
+
+          {step === 'setup-otp' && (
+            <div className="space-y-4">
+              <div className="text-center">
+                <div className="text-4xl mb-2">📱</div>
+                <h3 className="text-lg font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                  {t('setupTwoFactor', language)}
+                </h3>
+                <p className="text-sm" style={{ color: '#848E9C' }}>
+                  {t('setupTwoFactorDesc', language)}
+                </p>
+              </div>
+
+              <div className="space-y-3">
+                <div className="p-3 rounded" style={{ background: '#0B0E11', border: '1px solid #2B3139' }}>
+                  <p className="text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                    {t('step1Title', language)}
+                  </p>
+                  <p className="text-xs" style={{ color: '#848E9C' }}>
+                    {t('step1Desc', language)}
+                  </p>
+                </div>
+
+                <div className="p-3 rounded" style={{ background: '#0B0E11', border: '1px solid #2B3139' }}>
+                  <p className="text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                    {t('step2Title', language)}
+                  </p>
+                  <p className="text-xs mb-2" style={{ color: '#848E9C' }}>
+                    {t('step2Desc', language)}
+                  </p>
+                  
+                  {qrCodeURL && (
+                    <div className="mt-2">
+                      <p className="text-xs mb-2" style={{ color: '#848E9C' }}>{t('qrCodeHint', language)}</p>
+                      <div className="bg-white p-2 rounded text-center">
+                        <img src={`https://api.qrserver.com/v1/create-qr-code/?size=150x150&data=${encodeURIComponent(qrCodeURL)}`} 
+                             alt="QR Code" className="mx-auto" />
+                      </div>
+                    </div>
+                  )}
+                  
+                  <div className="mt-2">
+                    <p className="text-xs mb-1" style={{ color: '#848E9C' }}>{t('otpSecret', language)}</p>
+                    <div className="flex items-center gap-2">
+                      <code className="flex-1 px-2 py-1 text-xs rounded font-mono" 
+                            style={{ background: '#2B3139', color: '#EAECEF' }}>
+                        {otpSecret}
+                      </code>
+                      <button
+                        onClick={() => copyToClipboard(otpSecret)}
+                        className="px-2 py-1 text-xs rounded"
+                        style={{ background: '#F0B90B', color: '#000' }}
+                      >
+                        {t('copy', language)}
+                      </button>
+                    </div>
+                  </div>
+                </div>
+
+                <div className="p-3 rounded" style={{ background: '#0B0E11', border: '1px solid #2B3139' }}>
+                  <p className="text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                    {t('step3Title', language)}
+                  </p>
+                  <p className="text-xs" style={{ color: '#848E9C' }}>
+                    {t('step3Desc', language)}
+                  </p>
+                </div>
+              </div>
+
+              <button
+                onClick={handleSetupComplete}
+                className="w-full px-4 py-2 rounded text-sm font-semibold transition-all hover:scale-105"
+                style={{ background: '#F0B90B', color: '#000' }}
+              >
+                {t('setupCompleteContinue', language)}
+              </button>
+            </div>
+          )}
+
+          {step === 'verify-otp' && (
+            <form onSubmit={handleOTPVerify} className="space-y-4">
+              <div className="text-center mb-4">
+                <div className="text-4xl mb-2">🔐</div>
+                <p className="text-sm" style={{ color: '#848E9C' }}>
+                  {t('enterOTPCode', language)}<br />
+                  {t('completeRegistrationSubtitle', language)}
+                </p>
+              </div>
+
+              <div>
+                <label className="block text-sm font-semibold mb-2" style={{ color: '#EAECEF' }}>
+                  {t('otpCode', language)}
+                </label>
+                <input
+                  type="text"
+                  value={otpCode}
+                  onChange={(e) => setOtpCode(e.target.value.replace(/\D/g, '').slice(0, 6))}
+                  className="w-full px-3 py-2 rounded text-center text-2xl font-mono"
+                  style={{ background: '#0B0E11', border: '1px solid #2B3139', color: '#EAECEF' }}
+                  placeholder={t('otpPlaceholder', language)}
+                  maxLength={6}
+                  required
+                />
+              </div>
+
+              {error && (
+                <div className="text-sm px-3 py-2 rounded" style={{ background: 'rgba(246, 70, 93, 0.1)', color: '#F6465D' }}>
+                  {error}
+                </div>
+              )}
+
+              <div className="flex gap-3">
+                <button
+                  type="button"
+                  onClick={() => setStep('setup-otp')}
+                  className="flex-1 px-4 py-2 rounded text-sm font-semibold"
+                  style={{ background: '#2B3139', color: '#848E9C' }}
+                >
+                  {t('back', language)}
+                </button>
+                <button
+                  type="submit"
+                  disabled={loading || otpCode.length !== 6}
+                  className="flex-1 px-4 py-2 rounded text-sm font-semibold transition-all hover:scale-105 disabled:opacity-50"
+                  style={{ background: '#F0B90B', color: '#000' }}
+                >
+                  {loading ? t('loading', language) : t('completeRegistration', language)}
+                </button>
+              </div>
+            </form>
+          )}
+        </div>
+
+        {/* Login Link */}
+        {step === 'register' && (
+          <div className="text-center mt-6">
+            <p className="text-sm" style={{ color: '#848E9C' }}>
+              已有账户？{' '}
+              <button
+                onClick={() => {
+                  window.history.pushState({}, '', '/login');
+                  window.dispatchEvent(new PopStateEvent('popstate'));
+                }}
+                className="font-semibold hover:underline"
+                style={{ color: '#F0B90B' }}
+              >
+                立即登录
+              </button>
+            </p>
+          </div>
+        )}
+      </div>
+    </div>
+  );
+}