Speech to Text feature with UI

frontend/app/components/ApiKeySettings.tsx

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+'use client';
+
+import { useState, useEffect } from 'react';
+import { Settings, Eye, EyeOff, Check, AlertCircle, X } from 'lucide-react';
+import { motion, AnimatePresence } from 'framer-motion';
+import { getSecretApiKey, setSecretApiKey } from '../lib/api-service';
+
+interface ApiKeySettingsProps {
+  isOpen: boolean;
+  onClose: () => void;
+}
+
+export default function ApiKeySettings({ isOpen, onClose }: ApiKeySettingsProps) {
+  const [apiKey, setApiKey] = useState('');
+  const [showKey, setShowKey] = useState(false);
+  const [saved, setSaved] = useState(false);
+  const [error, setError] = useState<string | null>(null);
+
+  useEffect(() => {
+    if (isOpen) {
+      const storedKey = getSecretApiKey();
+      setApiKey(storedKey || '');
+      setShowKey(false);
+      setSaved(false);
+      setError(null);
+    }
+  }, [isOpen]);
+
+  // Handle ESC key to close modal
+  useEffect(() => {
+    const handleEscape = (e: KeyboardEvent) => {
+      if (e.key === 'Escape' && isOpen) {
+        onClose();
+      }
+    };
+
+    if (isOpen) {
+      document.addEventListener('keydown', handleEscape);
+      return () => {
+        document.removeEventListener('keydown', handleEscape);
+      };
+    }
+  }, [isOpen, onClose]);
+
+  const handleSave = () => {
+    if (!apiKey.trim()) {
+      setError('Please enter an API key');
+      return;
+    }
+
+    try {
+      setSecretApiKey(apiKey.trim());
+      setSaved(true);
+      setError(null);
+      setTimeout(() => {
+        setSaved(false);
+        onClose();
+      }, 1500);
+    } catch (err) {
+      setError('Failed to save API key');
+      console.error('Error saving API key:', err);
+    }
+  };
+
+  const handleClear = () => {
+    if (window.confirm('Are you sure you want to clear the API key? You will need to set it again to use the services.')) {
+      setSecretApiKey('');
+      setApiKey('');
+      setError(null);
+    }
+  };
+
+  if (!isOpen) return null;
+
+  return (
+    <AnimatePresence>
+      {/* Backdrop */}
+      <motion.div
+        className="fixed inset-0 bg-black bg-opacity-50 z-40"
+        initial={{ opacity: 0 }}
+        animate={{ opacity: 1 }}
+        exit={{ opacity: 0 }}
+        onClick={onClose}
+      />
+
+      {/* Modal */}
+      <motion.div
+        className="fixed inset-0 flex items-center justify-center z-50 p-4"
+        initial={{ opacity: 0, scale: 0.95 }}
+        animate={{ opacity: 1, scale: 1 }}
+        exit={{ opacity: 0, scale: 0.95 }}
+        transition={{ duration: 0.2 }}
+        onClick={(e) => e.stopPropagation()}
+      >
+        <div className="bg-white rounded-lg shadow-xl max-w-md w-full p-6 relative">
+          <button
+            onClick={onClose}
+            className="absolute top-4 right-4 p-2 text-gray-400 hover:text-gray-600 hover:bg-gray-100 rounded-lg transition-colors"
+            type="button"
+            aria-label="Close modal"
+          >
+            <X className="w-5 h-5" />
+          </button>
+
+          <div className="flex items-center gap-3 mb-6 pr-8">
+            <div className="w-10 h-10 bg-orange-100 rounded-lg flex items-center justify-center">
+              <Settings className="w-5 h-5 text-orange-500" />
+            </div>
+            <div>
+              <h3 className="text-xl font-bold text-gray-900">API Key Settings</h3>
+              <p className="text-sm text-gray-800">Set your secret API key for STT and Translation</p>
+            </div>
+          </div>
+
+          <div className="space-y-4">
+            <div>
+              <label className="block text-sm font-medium text-gray-700 mb-2">
+                Secret API Key
+              </label>
+              <div className="relative">
+                <input
+                  type={showKey ? 'text' : 'password'}
+                  value={apiKey}
+                  onChange={(e) => {
+                    setApiKey(e.target.value);
+                    setError(null);
+                    setSaved(false);
+                  }}
+                  placeholder="Enter your API key (e.g., sk-...)"
+                  className="w-full px-4 py-3 pr-12 border border-gray-300 rounded-lg focus:ring-2 focus:ring-orange-500 focus:border-transparent transition-all font-mono text-sm"
+                  autoFocus
+                />
+                <button
+                  onClick={() => setShowKey(!showKey)}
+                  className="absolute right-3 top-1/2 -translate-y-1/2 p-1 text-gray-500 hover:text-gray-700"
+                  type="button"
+                >
+                  {showKey ? (
+                    <EyeOff className="w-5 h-5" />
+                  ) : (
+                    <Eye className="w-5 h-5" />
+                  )}
+                </button>
+              </div>
+              <p className="text-xs text-gray-700 mt-2">
+                This key will be used for Speech-to-Text and Translation API calls. 
+                You can generate one from the API Keys section.
+              </p>
+            </div>
+
+            {error && (
+              <motion.div
+                initial={{ opacity: 0, y: -10 }}
+                animate={{ opacity: 1, y: 0 }}
+                className="p-3 bg-red-50 border border-red-200 rounded-lg flex items-start gap-2"
+              >
+                <AlertCircle className="w-5 h-5 text-red-500 flex-shrink-0 mt-0.5" />
+                <p className="text-sm text-red-700">{error}</p>
+              </motion.div>
+            )}
+
+            {saved && (
+              <motion.div
+                initial={{ opacity: 0, y: -10 }}
+                animate={{ opacity: 1, y: 0 }}
+                className="p-3 bg-green-50 border border-green-200 rounded-lg flex items-center gap-2"
+              >
+                <Check className="w-5 h-5 text-green-500" />
+                <p className="text-sm text-green-700">API key saved successfully!</p>
+              </motion.div>
+            )}
+
+            <div className="flex gap-3 pt-2">
+              <button
+                onClick={onClose}
+                className="flex-1 px-4 py-2 border border-gray-300 text-gray-700 rounded-lg hover:bg-gray-50 transition-colors"
+                type="button"
+              >
+                Cancel
+              </button>
+              <button
+                onClick={handleClear}
+                disabled={!apiKey}
+                className="px-4 py-2 border border-gray-300 text-gray-700 rounded-lg hover:bg-gray-50 transition-colors disabled:bg-gray-100 disabled:cursor-not-allowed disabled:text-gray-400"
+                type="button"
+              >
+                Clear
+              </button>
+              <button
+                onClick={handleSave}
+                disabled={!apiKey.trim()}
+                className="flex-1 px-4 py-2 bg-orange-500 text-white rounded-lg hover:bg-orange-600 transition-colors disabled:bg-gray-300 disabled:cursor-not-allowed"
+                type="button"
+              >
+                Save
+              </button>
+            </div>
+          </div>
+        </div>
+      </motion.div>
+    </AnimatePresence>
+  );
+}
+