add posts and comments

src/App.tsx

@@ -1,6 +1,7 @@
-import React from 'react';
+import React, { useEffect, useState } from 'react';
 import 'bulma/bulma.sass';
 import '@fortawesome/fontawesome-free/css/all.css';
+
 import './App.scss';
 
 import classNames from 'classnames';
@@ -9,36 +10,78 @@ import { PostDetails } from './components/PostDetails';
 import { UserSelector } from './components/UserSelector';
 import { Loader } from './components/Loader';
 
+import { getPosts } from './api/posts';
+
+import { User } from './types/User';
+import { Post } from './types/Post';
+
 export const App: React.FC = () => {
+  const [selectedUser, setSelectedUser] = useState<User | null>(null);
+  const [isLoading, setIsLoading] = useState(false);
+  const [isError, setIsError] = useState(false);
+  const [usersPosts, setUsersPosts] = useState<Post[] | null>(null);
+  const [selectedPost, setSelectedPost] = useState<Post | null>(null);
+
+  useEffect(() => {
+    setIsError(false);
+
+    if (selectedUser) {
+      setIsLoading(true);
+
+      getPosts(selectedUser)
+        .then(setUsersPosts)
+        .catch(() => setIsError(true))
+        .finally(() => setIsLoading(false));
+    }
+  }, [selectedUser]);
+
   return (
     <main className="section">
       <div className="container">
         <div className="tile is-ancestor">
           <div className="tile is-parent">
             <div className="tile is-child box is-success">
               <div className="block">
-                <UserSelector />
+                <UserSelector
+                  selectedUser={selectedUser}
+                  onChoose={setSelectedUser}
+                />
               </div>
 
               <div className="block" data-cy="MainContent">
-                <p data-cy="NoSelectedUser">
-                  No user selected
-                </p>
-
-                <Loader />
+                {isLoading && (
+                  <Loader />
+                )}
 
-                <div
-                  className="notification is-danger"
-                  data-cy="PostsLoadingError"
-                >
-                  Something went wrong!
-                </div>
+                {!isLoading && !selectedUser && (
+                  <p data-cy="NoSelectedUser">
+                    No user selected
+                  </p>
+                )}
 
-                <div className="notification is-warning" data-cy="NoPostsYet">
-                  No posts yet
-                </div>
+                {!isLoading && isError && (
+                  <div
+                    className="notification is-danger"
+                    data-cy="PostsLoadingError"
+                  >
+                    Something went wrong!
+                  </div>
+                )}
 
-                <PostsList />
+                {!isLoading && !isError && usersPosts && (!usersPosts.length ? (
+                  <div
+                    className="notification is-warning"
+                    data-cy="NoPostsYet"
+                  >
+                    No posts yet
+                  </div>
+                ) : (
+                  <PostsList
+                    posts={usersPosts}
+                    onChoose={setSelectedPost}
+                    selectedPost={selectedPost}
+                  />
+                ))}
               </div>
             </div>
           </div>
@@ -50,11 +93,11 @@ export const App: React.FC = () => {
               'is-parent',
               'is-8-desktop',
               'Sidebar',
-              'Sidebar--open',
+              { 'Sidebar--open': selectedPost },
             )}
           >
             <div className="tile is-child box is-success ">
-              <PostDetails />
+              {selectedPost && (<PostDetails post={selectedPost} />)}
             </div>
           </div>
         </div>

src/api/comments.ts

@@ -0,0 +1,24 @@
+import { Comment } from '../types/Comment';
+import { Post } from '../types/Post';
+import { client } from '../utils/fetchClient';
+
+type Parameters = {
+  name: string;
+  email: string;
+  body: string;
+  postId: number;
+};
+
+export const getComments = ({ id }: Post) => {
+  return client.get<Comment[]>(`/comments?postId=${id}`);
+};
+
+export const deleteComment = (id: number) => {
+  return client.delete(`/comments/${id}`);
+};
+
+export const addComment = (
+  comment: Parameters,
+) => {
+  return client.post<Comment>('/comments', comment);
+};

src/api/posts.ts

@@ -0,0 +1,7 @@
+import { Post } from '../types/Post';
+import { User } from '../types/User';
+import { client } from '../utils/fetchClient';
+
+export const getPosts = ({ id }: User) => {
+  return client.get<Post[]>(`/posts?userId=${id}`);
+};

src/api/users.ts

@@ -0,0 +1,6 @@
+import { User } from '../types/User';
+import { client } from '../utils/fetchClient';
+
+export const getUsers = () => {
+  return client.get<User[]>('/users');
+};