diff --git a/client.mjs b/client.mjs
index a05a777..1ffb519 100644
--- a/client.mjs
+++ b/client.mjs
@@ -6,7 +6,8 @@ export class Client {
    * @return {Promise<string | null>} username
    * */
   async getUser() {
-    throw new Error("Not implemented");
+    const respond = await fetch('/api/user/');
+    return respond.text();
   }
 
   /**
@@ -17,7 +18,10 @@ export class Client {
    * @return {Promise<string | null>} username
    * */
   async loginUser(username) {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/login/?username=${username}`, {
+      method: 'post',
+    });
+    return respond.text();
   }
 
   /**
@@ -26,7 +30,9 @@ export class Client {
    * @return {void}
    * */
   async logoutUser() {
-    throw new Error("Not implemented");
+    await fetch(`/api/logout/`, {
+      method: 'post',
+    });
   }
 
   /**
@@ -50,7 +56,10 @@ export class Client {
    * @return {Promise<About>}
    * */
   async getInfo() {
-    throw new Error("Not implemented");
+    const respond = await fetch('/api/info/');
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -63,7 +72,10 @@ export class Client {
    * @return {Promise<EventBrief[]>}
    * */
   async getHistory() {
-    throw new Error("Not implemented");
+    const respond = await fetch('/api/history/');
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -80,7 +92,10 @@ export class Client {
    * @return {Promise<EventFull>}
    * */
   async getHistoryEvent(id) {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/history/event/?id=${id}`);
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -93,7 +108,10 @@ export class Client {
    * @return {Promise<RocketBrief[]>}
    * */
   async getRockets() {
-    throw new Error("Not implemented");
+      const respond = await fetch(`/api/rockets/`);
+      if (respond.ok) {
+        return respond.json();
+      }
   }
 
   /**
@@ -118,7 +136,10 @@ export class Client {
    * @return {Promise<RocketFull>}
    * */
   async getRocket(id) {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/rocket/?id=${id}`);
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -135,7 +156,10 @@ export class Client {
    * @return {Promise<Roadster>}
    * */
   async getRoadster() {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/roadster/`);
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -152,7 +176,10 @@ export class Client {
    * @return {Promise<Item[]>}
    * */
   async getSentToMars() {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/dispatch/`);
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -170,7 +197,19 @@ export class Client {
    * @return {Promise<Item[]>}
    * */
   async sendToMars(item) {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/dispatch/send/`, {
+      method: 'post',
+      headers: {
+        'Accept': 'application/json',
+        'Content-Type': 'application/json'
+      },
+      body: JSON.stringify({
+        item: item
+      }),
+    });
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 
   /**
@@ -181,6 +220,18 @@ export class Client {
    * @return {Promise<Item[]>}
    * */
   async cancelSendingToMars(item) {
-    throw new Error("Not implemented");
+    const respond = await fetch(`/api/dispatch/cancel/`, {
+      method: 'delete',
+      headers: {
+        'Accept': 'application/json',
+        'Content-Type': 'application/json'
+      },
+      body: JSON.stringify({
+        id: item.id,
+      }),
+    });
+    if (respond.ok) {
+      return respond.json();
+    }
   }
 }
diff --git a/server.mjs b/server.mjs
index 75d9cbe..477fbd8 100644
--- a/server.mjs
+++ b/server.mjs
@@ -9,6 +9,39 @@ import fetch from "node-fetch";
 const rootDir = process.cwd();
 const port = 3000;
 const app = express();
+const mars = new Mars();
+
+class Mars {
+  #sentThings = [];
+  #currentId = 0;
+
+  constructor() {
+  }
+
+  send(item) {
+    this.#sentThings.push({
+      ...item,
+      id: this.#currentId++,
+    });
+  }
+
+  cancel(id) {
+    this.#sentThings.splice(this.#sentThings.indexOf(this.#sentThings.find(e => e.id === id)), 1);
+  }
+
+  getDispatchedThings() {
+    return this.#sentThings.slice();
+  }
+}
+
+function cookieViewer(req, res, next) {
+  req.haveCookies = Object.keys(req.cookies).length > 0;
+  next();
+}
+
+app.use(cookieParser());
+app.use(express.static(path.join(rootDir, 'spa/build')));
+app.use(bodyParser.json())
 
 app.get("/client.mjs", (_, res) => {
   res.header("Cache-Control", "private, no-cache, no-store, must-revalidate");
@@ -18,10 +51,165 @@ app.get("/client.mjs", (_, res) => {
   });
 });
 
-app.get("/", (_, res) => {
-  res.send(":)");
+app.get("/login", (_, res) => {
+  res.sendFile(path.join(rootDir, 'spa/build/index.html'))
+});
+
+app.get('/api/user/', (req, res) => {
+  const username = req.cookies.username;
+  res.send(username);
+});
+
+app.post('/api/login/', (req, res) => {
+  const username = req.query.username;
+  res.cookie('username', username, {
+    httpOnly: true,
+    secure: true,
+    sameSite: 'Strict',
+  });
+  res.send(username);
+});
+
+app.post('/api/logout/', (req, res) => {
+  res.clearCookie('username');
+  res.status(200).end();
+});
+
+app.get('/api/info/', async (req, res) => {
+  const resAPI = await fetch('https://api.spacexdata.com/v4/company');
+  if (resAPI.ok) {
+    const json = await resAPI.json();
+    res.json({
+      founder: json.founder,
+      founded: json.founded,
+      employees: json.employees,
+      ceo: json.ceo,
+      coo: json.coo,
+      cto: json.cto,
+      valuation: json.valuation,
+      headquarters: json.headquarters,
+      summary: json.summary,
+    });
+  } else {
+    res.status(resAPI.status).end();
+  }
+});
+
+app.get('/api/history/', async (req, res) => {
+  const resAPI = await fetch('https://api.spacexdata.com/v4/history');
+  if (resAPI.ok) {
+    const json = await resAPI.json();
+    res.json(json.map(e => {
+      return {
+        id: e.id,
+        title: e.title,
+      }
+    }));
+  } else {
+    res.status(resAPI.status).end();
+  }
+});
+
+app.get('/api/history/event/', async (req, res) => {
+  const resAPI = await fetch(`https://api.spacexdata.com/v4/history/${req.query.id}`);
+  if (resAPI.ok) {
+    const json = await resAPI.json();
+    res.json({
+      details: json.details,
+      event_date_utc: json.event_date_utc,
+      id: json.id,
+      links: json.links,
+      title: json.title,
+    });
+  } else {
+    res.status(resAPI.status).end();
+  }
+});
+
+app.get('/api/rockets/', async (req, res) => {
+  const resAPI = await fetch(`https://api.spacexdata.com/v4/rockets`);
+  if (resAPI.ok) {
+    const json = await resAPI.json();
+    res.json(json.map(e => {
+      return {
+        rocket_id: e.id,
+        rocket_name: e.name,
+      };
+    }));
+  } else {
+    res.status(resAPI.status).end();
+  }
+});
+
+app.get('/api/rocket/', async (req, res) => {
+  const resAPI = await fetch(`https://api.spacexdata.com/v4/rockets/${req.query.id}`);
+  if (resAPI.ok) {
+    const json = await resAPI.json();
+    res.json({
+      rocket_id: json.id,
+      rocket_name: json.name,
+      first_flight: json.first_flight,
+      description: json.description,
+      wikipedia: json.wikipedia,
+      flickr_images: json.flickr_images,
+      height: json.height,
+      diameter: json.diameter,
+      mass: json.mass,
+      engines: json.engines,
+      first_stage: json.first_stage,
+      second_stage: json.second_stage,
+    });
+  } else {
+    res.status(resAPI.status).end();
+  }
+});
+
+app.get('/api/roadster/', async (req, res) => {
+  const resAPI = await fetch(`https://api.spacexdata.com/v4/roadster`);
+  if (resAPI.ok) {
+    const json = await resAPI.json();
+    res.json({
+      name: json.name,
+      launch_date_utc: json.launch_date_utc,
+      details: json.details,
+      earth_distance_km: json.earth_distance_km,
+      mars_distance_km: json.mars_distance_km,
+      wikipedia: json.wikipedia,
+    });
+  } else {
+    res.status(resAPI.status).end();
+  }
 });
 
-app.listen(port, () => {
-  console.log(`App listening on port ${port}`);
+app.get('/api/dispatch/', (req, res) => {
+  res.json(mars.getDispatchedThings())
 });
+
+app.post('/api/dispatch/send/', (req, res) => {
+  mars.send(req.body.item)
+  res.json(mars.getDispatchedThings());
+});
+
+app.delete('/api/dispatch/cancel/', (req, res) => {
+  mars.cancel(req.body.id)
+  res.json(mars.getDispatchedThings());
+});
+
+app.use(cookieViewer);
+
+app.get("/*", (req, res) => {
+  if (!req.haveCookies) {
+    res.redirect('/login');
+  } else {
+    res.sendFile(path.join(rootDir, 'spa/build/index.html'));
+  }
+});
+
+https
+    .createServer({
+      key: fs.readFileSync('./certs/server.key'),
+      cert: fs.readFileSync('./certs/server.cert')
+    }, app)
+    .listen(port, () => {
+      console.log(`App listening on port ${port}. Go to https://localhost:3000/`);
+    });