Initial commit

2025-09-14 13:09:39 -07:00
commit 9dcc0868de
20 changed files with 956 additions and 0 deletions
--- a/components/ScanInfoModal.tsx
+++ b/components/ScanInfoModal.tsx
@@ -0,0 +1,166 @@
+import React, { useRef, useEffect, useState } from 'react';
+import { AlertTriangle, Loader2, ScanSearch, ServerCrash } from 'lucide-react';
+import { type Service } from '../types';
+
+interface ScanInfoModalProps {
+  onClose: () => void;
+  onScanComplete: (services: Omit<Service, 'id'>[]) => void;
+}
+
+type ScanStatus = 'idle' | 'scanning' | 'error';
+
+const ScanInfoModal: React.FC<ScanInfoModalProps> = ({ onClose, onScanComplete }) => {
+  const modalRef = useRef<HTMLDivElement>(null);
+  const [networkAddress, setNetworkAddress] = useState('192.168.1.0/24');
+  const [scanStatus, setScanStatus] = useState<ScanStatus>('idle');
+  const [errorMessage, setErrorMessage] = useState('');
+
+  useEffect(() => {
+    const handleClickOutside = (event: MouseEvent) => {
+      if (modalRef.current && !modalRef.current.contains(event.target as Node)) {
+        onClose();
+      }
+    };
+    document.addEventListener('mousedown', handleClickOutside);
+    return () => {
+      document.removeEventListener('mousedown', handleClickOutside);
+    };
+  }, [onClose]);
+
+  const handleStartScan = async (e: React.FormEvent) => {
+    e.preventDefault();
+    setScanStatus('scanning');
+    setErrorMessage('');
+
+    try {
+      const response = await fetch('http://localhost:3001/api/scan', {
+        method: 'POST',
+        headers: {
+          'Content-Type': 'application/json',
+        },
+        body: JSON.stringify({ network: networkAddress }),
+      });
+
+      if (!response.ok) {
+        // Try to parse a specific error message from the backend, otherwise show a generic one.
+        const errorData = await response.json().catch(() => ({ error: `Request failed with status: ${response.status}` }));
+        setErrorMessage(errorData.error || 'An unknown error occurred during the scan.');
+        setScanStatus('error');
+        return;
+      }
+
+      const discoveredServices = await response.json();
+      onScanComplete(discoveredServices);
+      onClose();
+
+    } catch (err) {
+      // This catch block handles network errors (e.g., server not running)
+      console.error(err);
+      setErrorMessage('Scan failed. Is the backend server running? Make sure you have started the server in the `server` directory and that nmap is installed. See README.md for details.');
+      setScanStatus('error');
+    }
+  };
+
+  const renderContent = () => {
+    switch (scanStatus) {
+      case 'scanning':
+        return (
+          <div className="text-center py-8">
+            <Loader2 className="h-12 w-12 text-teal-400 animate-spin mx-auto" />
+            <h3 className="mt-4 text-xl font-semibold text-white">Scanning Network</h3>
+            <p className="text-gray-400 mt-1">
+              Discovering services on <span className="font-mono text-teal-300">{networkAddress}</span>...
+            </p>
+             <p className="text-gray-500 text-sm mt-2">This may take a few minutes depending on your network.</p>
+          </div>
+        );
+      case 'error':
+         return (
+          <div>
+            <div className="flex items-center mb-4">
+              <div className="p-2 bg-red-500/20 rounded-full mr-4">
+                <ServerCrash className="h-6 w-6 text-red-400" />
+              </div>
+              <h2 className="text-2xl font-bold text-white">Scan Failed</h2>
+            </div>
+            <div className="bg-red-900/50 border border-red-700 text-red-200 px-4 py-3 rounded-lg relative" role="alert">
+                <strong className="font-bold flex items-center"><AlertTriangle className="mr-2"/>Error Details</strong>
+                <span className="block sm:inline mt-2">{errorMessage}</span>
+            </div>
+            <div className="mt-8 flex justify-end space-x-3">
+              <button
+                type="button"
+                onClick={onClose}
+                className="px-4 py-2 text-sm font-medium text-gray-300 bg-gray-700 rounded-md hover:bg-gray-600"
+              >
+                Close
+              </button>
+              <button
+                type="button"
+                onClick={() => setScanStatus('idle')}
+                className="px-6 py-2 text-sm font-medium text-white bg-teal-500 rounded-md shadow-sm hover:bg-teal-600"
+              >
+                Try Again
+              </button>
+            </div>
+          </div>
+        );
+      case 'idle':
+      default:
+        return (
+          <form onSubmit={handleStartScan}>
+            <div className="flex items-center mb-4">
+              <div className="p-2 bg-teal-500/20 rounded-full mr-4">
+                <ScanSearch className="h-6 w-6 text-teal-400" />
+              </div>
+              <h2 className="text-2xl font-bold text-white">Scan Your Local Network</h2>
+            </div>
+            <div className="text-gray-300 space-y-4">
+              <p>
+                Enter your local network address range below to automatically discover web services.
+              </p>
+              <div>
+                <label htmlFor="network-address" className="block text-sm font-medium text-gray-300 mb-1">
+                  Network IP Address (CIDR format)
+                </label>
+                <input
+                  type="text"
+                  id="network-address"
+                  value={networkAddress}
+                  onChange={(e) => setNetworkAddress(e.target.value)}
+                  className="mt-1 block w-full bg-gray-900 border border-gray-600 rounded-md shadow-sm py-2 px-3 text-white focus:outline-none focus:ring-teal-500 focus:border-teal-500 sm:text-sm font-mono"
+                  placeholder="e.g., 192.168.1.0/24"
+                  required
+                />
+              </div>
+            </div>
+            <div className="mt-8 flex justify-end space-x-3">
+               <button
+                  type="button"
+                  onClick={onClose}
+                  className="px-4 py-2 text-sm font-medium text-gray-300 bg-gray-700 rounded-md hover:bg-gray-600 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-800 focus:ring-gray-500"
+                >
+                  Cancel
+                </button>
+              <button
+                type="submit"
+                className="inline-flex items-center px-6 py-2 text-sm font-medium text-white bg-teal-500 rounded-md shadow-sm hover:bg-teal-600 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-offset-gray-800 focus:ring-teal-500"
+              >
+                Start Scan
+              </button>
+            </div>
+          </form>
+        );
+    }
+  };
+
+  return (
+    <div className="fixed inset-0 bg-black bg-opacity-70 z-50 flex justify-center items-center p-4">
+      <div ref={modalRef} className="bg-gray-800 rounded-lg shadow-xl w-full max-w-lg p-6 border border-gray-700 transition-all duration-300">
+        {renderContent()}
+      </div>
+    </div>
+  );
+};
+
+export default ScanInfoModal;