State Management and Context API

package.json

@@ -14,9 +14,11 @@
     "coverage": "vitest run --coverage"
   },
   "dependencies": {
+    "@reduxjs/toolkit": "^2.8.2",
     "@types/react-router-dom": "^5.3.3",
     "react": "^19.1.0",
     "react-dom": "^19.1.0",
+    "react-redux": "^9.2.0",
     "react-router": "^7.7.1",
     "react-router-dom": "^7.7.1"
   },

src/About.tsx

@@ -1,9 +1,7 @@
 import React from "react";
-import Header from "./Header";
 function About(): React.ReactElement {
   return (
     <div className="about">
-      <Header></Header>
       <div className="about-page">
         <h1>Star Wars Planets App</h1>
         <p>The author of the application is Pavel Kozin</p>

src/App.css

@@ -1,3 +1,11 @@
+body {
+  background-color: white;
+}
+
+body.dark {
+  background-color: #2a2a2a;
+}
+
 .app-container {
   max-width: 1200px;
   margin: 0 auto;
@@ -6,13 +14,25 @@
   padding-right: 100px;
 }
 
+.light {
+  background-color: white;
+}
+
+.dark {
+  background-color: #2a2a2a;
+}
+
 .title {
   text-align: center;
   color: #000000;
   margin-bottom: 30px;
   font-size: 2.5rem;
 }
 
+.title.dark {
+  color: #ffffff;
+}
+
 .search-container {
   display: flex;
   align-items: center;
@@ -23,7 +43,7 @@
   margin-bottom: 30px;
 }
 
-input {
+.main-input {
   flex-grow: 1;
   padding: 12px 15px;
   border: 2px solid #444;
@@ -32,6 +52,9 @@ input {
   color: white;
   font-size: 1rem;
 }
+.search-container.dark {
+  background-color: #0e0e0e;
+}
 
 .search-container button {
   padding: 12px 25px;
@@ -68,11 +91,39 @@ input {
   gap: 10px;
 }
 
+.planet-checkbox {
+  width: 20px;
+  height: 20px;
+
+  appearance: none;
+  outline: none;
+  cursor: pointer;
+
+  border: 2px solid #000;
+  background-color: #fff;
+  border-radius: 4px;
+
+  position: relative;
+  transition: all 0.2s ease;
+}
+
+.planet-checkbox:checked {
+  background-color: #ffd700;
+  border-color: #000;
+}
+
+.planet-checkbox:hover {
+  box-shadow: 0 0 0 2px rgba(255, 215, 0, 0.3);
+}
+
 .planet-card {
+  display: flex;
+  justify-content: space-between;
   background-color: #333;
   border-radius: 8px;
   padding: 10px 20px 10px 20px;
   transition: transform 0.3s;
+  cursor: pointer;
 }
 
 .planet-details {
@@ -199,8 +250,8 @@ input {
     transform: rotate(360deg);
   }
 }
+
 .error-test-button {
-  margin: 20px auto;
   padding: 10px 20px;
   background-color: #ffe81f;
   color: rgb(0, 0, 0);

src/App.tsx

@@ -5,21 +5,31 @@ import About from "./About";
 import ErrorBoundary from "./ErrorBoundary";
 import { BrowserRouter } from "react-router";
 import PlanetCard from "./PlanetCard";
+import { ThemeProvider } from "./ThemeProvider";
+import { Provider } from "react-redux";
+import { store } from "./store/store";
+import Wrapper from "./Wrapper";
 
 function App() {
   return (
-    <ErrorBoundary>
-      <BrowserRouter>
-        <Routes>
-          <Route path="/" element={<MainPage />} />
-          <Route path="/:pageNumber" element={<MainPage />}>
-            <Route path=":planetId" element={<PlanetCard />} />
-          </Route>
-          <Route path="/about" element={<About />} />
-          <Route path="*" element={<Page404 />} />
-        </Routes>
-      </BrowserRouter>
-    </ErrorBoundary>
+    <ThemeProvider>
+      <Provider store={store}>
+        <ErrorBoundary>
+          <BrowserRouter>
+            <Routes>
+              <Route element={<Wrapper />}>
+                <Route path="/" element={<MainPage />} />
+                <Route path="/about" element={<About />} />
+                <Route path="/list/:pageNumber" element={<MainPage />}>
+                  <Route path=":planetId" element={<PlanetCard />} />
+                </Route>
+                <Route path="*" element={<Page404 />} />
+              </Route>
+            </Routes>
+          </BrowserRouter>
+        </ErrorBoundary>
+      </Provider>
+    </ThemeProvider>
   );
 }