رفع الملفات إلى "frontend/src"

frontend/src/App.jsx

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+import { Routes, Route, Link, useLocation } from "react-router-dom";
+import { useState, useEffect } from "react";
+import MySQLMySQLMigrator from "./components/MySQLMySQLMigrator";
+import PostgreSQLPostgreSQLMigrator from "./components/PostgreSQLPostgreSQLMigrator";
+import PostgreSQLS3Migrator from "./components/PostgreSQLS3Migrator";
+import S3S3Migrator from "./components/S3S3Migrator";
+
+export default function App() {
+  const [darkMode, setDarkMode] = useState(() => {
+    const saved = localStorage.getItem('darkMode');
+    return saved ? JSON.parse(saved) : true; // Default to dark mode
+  });
+
+  const location = useLocation();
+
+  useEffect(() => {
+    localStorage.setItem('darkMode', JSON.stringify(darkMode));
+    if (darkMode) {
+      document.body.classList.add('dark');
+    } else {
+      document.body.classList.remove('dark');
+    }
+  }, [darkMode]);
+
+  const navItems = [
+    { path: "/mysql-mysql", label: "MySQL → MySQL", icon: "🗄️" },
+    { path: "/psql-psql", label: "PostgreSQL → PostgreSQL", icon: "🐘" },
+    { path: "/psql-s3", label: "PostgreSQL → S3", icon: "☁️" },
+    { path: "/s3-s3", label: "S3 → S3", icon: "📦" },
+  ];
+
+  return (
+    <div className="min-h-screen bg-black dark:bg-black text-gray-900 dark:text-white transition-colors">
+      <div className="container mx-auto px-4 py-8 max-w-6xl">
+        {/* Header */}
+        <header className="bg-gray-900 dark:bg-gray-900 rounded-lg shadow-2xl p-6 mb-8 border border-red-600 glow-red">
+          <div className="flex justify-between items-center">
+            <div>
+              <h1 className="text-3xl font-bold text-red-600 dark:text-red-500">
+                Universal Database Migrator
+              </h1>
+              <p className="text-gray-400 dark:text-white mt-2">
+                Seamlessly migrate your databases across platforms
+              </p>
+            </div>
+            <button
+              onClick={() => setDarkMode(!darkMode)}
+              className="px-4 py-2 bg-red-600 dark:bg-red-700 text-white rounded-lg hover:bg-red-700 dark:hover:bg-red-800 transition-colors shadow-lg"
+            >
+              {darkMode ? "☀️ Light" : "🌙 Dark"}
+            </button>
+          </div>
+        </header>
+
+        {/* Navigation */}
+        <nav className="bg-gray-900 dark:bg-gray-900 rounded-lg shadow-2xl p-6 mb-8 border border-red-600 glow-red">
+          <div className="grid grid-cols-2 md:grid-cols-4 gap-4">
+            {navItems.map((item) => (
+              <Link
+                key={item.path}
+                to={item.path}
+                className={`block p-4 rounded-lg border-2 transition-all ${
+                  location.pathname === item.path
+                    ? "border-red-500 bg-red-50 dark:bg-red-900/20 text-red-700 dark:text-white"
+                    : "border-gray-600 dark:border-gray-700 hover:border-red-300 dark:hover:border-red-600 hover:bg-gray-800 dark:hover:bg-gray-700"
+                }`}
+              >
+                <div className="text-center">
+                  <div className="text-3xl mb-2">{item.icon}</div>
+                  <div className="text-sm font-medium">{item.label}</div>
+                </div>
+              </Link>
+            ))}
+          </div>
+        </nav>
+
+        {/* Main Content */}
+        <main className="bg-gray-900 dark:bg-gray-900 rounded-lg shadow-2xl p-6 border border-red-600 glow-red">
+          <Routes>
+            <Route path="/mysql-mysql" element={<MySQLMySQLMigrator />} />
+            <Route path="/psql-psql" element={<PostgreSQLPostgreSQLMigrator />} />
+            <Route path="/psql-s3" element={<PostgreSQLS3Migrator />} />
+            <Route path="/s3-s3" element={<S3S3Migrator />} />
+            <Route
+              path="/"
+              element={
+                <div className="text-center py-12">
+                  <div className="text-6xl mb-4">🚀</div>
+                  <h2 className="text-2xl font-bold mb-4">Welcome to Universal Migrator</h2>
+                  <p className="text-gray-600 dark:text-gray-400">
+                    Choose a migration type from the navigation above to get started.
+                  </p>
+                </div>
+              }
+            />
+          </Routes>
+        </main>
+      </div>
+    </div>
+  );
+}

frontend/src/api.js

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+// API Base URL من متغيرات البيئة
+const API_BASE = import.meta.env.VITE_API_BASE ?? "";
+
+// =========================
+// Schemas
+// =========================
+async function getSchemas(type, payload) {
+  const r = await fetch(`${API_BASE}/api/get_schemas`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({
+      type,
+      ...payload
+    })
+  });
+  return r.json();
+}
+
+// =========================
+// Tables
+// =========================
+async function getTables(type, payload) {
+  const r = await fetch(`${API_BASE}/api/get_tables`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({
+      type,
+      ...payload
+    })
+  });
+  return r.json();
+}
+
+// =========================
+// Start Migration
+// =========================
+async function startMigration(type, payload) {
+  const r = await fetch(`${API_BASE}/api/migrate`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify({
+      type,
+      ...payload
+    })
+  });
+  return r.json();
+}
+
+// =========================
+// Progress
+// =========================
+async function getProgress(type) {
+  const r = await fetch(`${API_BASE}/api/progress/${type}`);
+  return r.json();
+}
+
+// =========================
+// List Buckets
+// =========================
+async function listBuckets(payload) {
+  const r = await fetch(`${API_BASE}/api/list_buckets`, {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify(payload)
+  });
+  return r.json();
+}
+
+export { getSchemas, getTables, startMigration, getProgress, listBuckets };

frontend/src/main.jsx

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+import React from "react";
+import ReactDOM from "react-dom/client";
+import { BrowserRouter } from "react-router-dom";
+import App from "./App.jsx";
+import "./styles.css";
+
+ReactDOM.createRoot(document.getElementById("root")).render(
+  <React.StrictMode>
+    <BrowserRouter>
+      <App />
+    </BrowserRouter>
+  </React.StrictMode>
+);

frontend/src/styles.css

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+@reference "tailwindcss";
+
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+/* ===========================
+   LIGHT MODE STYLES
+   =========================== */
+:root {
+  --bg-color: #f4f6f8;
+  --container-bg: white;
+  --text-color: #333;
+  --input-border: #ccc;
+  --button-bg: #2563eb;
+  --button-color: white;
+  --link-color: #2563eb;
+  --pre-bg: #111;
+  --pre-color: #0f0;
+}
+
+/* ===========================
+   DARK MODE STYLES
+   =========================== */
+.dark {
+  --bg-color: #000000;
+  --container-bg: #0d0d0d;
+  --text-color: #ffffff;
+  --input-border: #ff0000;
+  --button-bg: #b91c1c;
+  --button-color: #ffffff;
+  --link-color: #ef4444;
+  --pre-bg: #000000;
+  --pre-color: #ff0000;
+}
+
+/* ===========================
+   BODY STYLES
+   =========================== */
+body {
+  margin: 0;
+  font-family: Arial, sans-serif;
+  background-color: var(--bg-color);
+  color: var(--text-color);
+  transition: background-color 0.3s, color 0.3s;
+}
+
+.container {
+  background: var(--container-bg);
+  padding: 20px;
+  max-width: 800px;
+  margin: auto;
+  border-radius: 8px;
+  transition: background-color 0.3s;
+}
+
+/* ===========================
+   CUSTOM COMPONENTS
+   =========================== */
+.glow-red {
+  box-shadow: 0 0 10px rgba(239, 68, 68, 0.5), 0 0 20px rgba(239, 68, 68, 0.3);
+}
+
+.custom-input {
+  @apply w-full px-4 py-3 border border-gray-300 dark:border-red-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-white focus:ring-2 focus:ring-red-500 focus:border-red-500 transition-all duration-200 placeholder-gray-400 dark:placeholder-gray-500;
+}
+
+.custom-button {
+  @apply bg-red-600 hover:bg-red-700 disabled:bg-gray-400 text-white font-medium py-3 px-4 rounded-lg transition-all duration-200 shadow-lg hover:shadow-xl disabled:cursor-not-allowed;
+}
+
+.custom-select {
+  @apply w-full px-4 py-3 border border-gray-300 dark:border-red-600 rounded-lg bg-white dark:bg-gray-800 text-gray-900 dark:text-white focus:ring-2 focus:ring-red-500 focus:border-red-500 transition-all duration-200;
+}
+
+.custom-label {
+  @apply block text-sm font-medium mb-1 text-gray-700 dark:text-white;
+}
+
+body {
+  margin: 0;
+  font-family: Arial, sans-serif;
+  background-color: var(--bg-color);
+  color: var(--text-color);
+  transition: background-color 0.3s, color 0.3s;
+}
+
+.container {
+  background: var(--container-bg);
+  padding: 20px;
+  max-width: 800px;
+  margin: auto;
+  border-radius: 8px;
+  transition: background-color 0.3s;
+}
+
+select {
+  width: 100%;
+  padding: 10px;
+  margin-bottom: 10px;
+  border: 1px solid var(--input-border);
+  border-radius: 4px;
+  background-color: var(--container-bg);
+  color: var(--text-color);
+  transition: border-color 0.3s, background-color 0.3s, color 0.3s;
+}
+select.multi-select {
+  height: 120px;
+}
+button {
+  background: var(--button-bg);
+  color: var(--button-color);
+  border: none;
+  width: 100%;
+  padding: 10px;
+  cursor: pointer;
+  border-radius: 4px;
+  transition: background-color 0.3s;
+}
+
+button:hover {
+  opacity: 0.9;
+}
+
+a {
+  color: var(--link-color);
+  text-decoration: none;
+}
+
+pre {
+  background: var(--pre-bg);
+  color: var(--pre-color);
+  padding: 10px;
+  height: 140px;
+  overflow: auto;
+  border-radius: 4px;
+}