Solution

src/App.tsx

@@ -1,27 +1,60 @@
-import React from 'react';
+import React, { useState } from 'react';
 import './App.scss';
 import { GoodsList } from './GoodsList';
 
-// import { getAll, get5First, getRed } from './api/goods';
-// or
-// import * as goodsAPI from './api/goods';
+import { getAll, get5First, getRed } from './api/goods';
+import { Good } from './types/Good';
 
-export const App: React.FC = () => (
-  <div className="App">
-    <h1>Dynamic list of Goods</h1>
+export const App: React.FC = () => {
+  const [goods, setGoods] = useState<Good[] | null>(null);
 
-    <button type="button" data-cy="all-button">
-      Load all goods
-    </button>
+  function onselect(value: string) {
+    switch (value) {
+      case 'firstFive': {
+        get5First().then(setGoods);
+        break;
+      }
 
-    <button type="button" data-cy="first-five-button">
-      Load 5 first goods
-    </button>
+      case 'onlyRed': {
+        getRed().then(setGoods);
+        break;
+      }
 
-    <button type="button" data-cy="red-button">
-      Load red goods
-    </button>
+      default: {
+        getAll().then(setGoods);
+      }
+    }
+  }
 
-    <GoodsList goods={[]} />
-  </div>
-);
+  return (
+    <div className="App">
+      <h1>Dynamic list of Goods</h1>
+
+      <button
+        type="button"
+        data-cy="all-button"
+        onClick={() => onselect('all')}
+      >
+        Load all goods
+      </button>
+
+      <button
+        type="button"
+        data-cy="first-five-button"
+        onClick={() => onselect('firstFive')}
+      >
+        Load 5 first goods
+      </button>
+
+      <button
+        type="button"
+        data-cy="red-button"
+        onClick={() => onselect('onlyRed')}
+      >
+        Load red goods
+      </button>
+
+      {goods !== null && <GoodsList goods={goods} />}
+    </div>
+  );
+};

src/GoodsList.tsx

@@ -2,13 +2,17 @@ import React from 'react';
 import { Good } from './types/Good';
 
 type Props = {
-  goods: Good[]
+  goods: Good[];
 };
 
 export const GoodsList: React.FC<Props> = ({ goods }) => (
   <ul>
     {goods.map(good => (
-      <li key={good.id} data-cy="good">
+      <li
+        key={good.id}
+        data-cy="good"
+        style={{ color: good.color }}
+      >
         {good.name}
       </li>
     ))}

src/api/goods.ts

@@ -4,16 +4,17 @@ import { Good } from '../types/Good';
 const API_URL = `https://mate-academy.github.io/react_dynamic-list-of-goods/goods.json`;
 
 export function getAll(): Promise<Good[]> {
-  return fetch(API_URL)
-    .then(response => response.json());
+  return fetch(API_URL).then(response => response.json());
 }
 
 export const get5First = () => {
   return getAll()
-    .then(goods => goods); // sort and get the first 5
+    .then(goods => goods
+      .sort((a, b) => a.name.localeCompare(b.name))
+      .slice(0, 5));
 };
 
-export const getRedGoods = () => {
+export const getRed = () => {
   return getAll()
-    .then(goods => goods); // get only red
+    .then(goods => goods.filter(good => good.color === 'red'));
 };