tanvirstreame · May 18, 2024 15:36 · May 18, 2024
diff --git a/Facebook b/Facebook
@@ -0,0 +1,100 @@
+class User {
+    registerUser(userId, userName) {
+        this.userId = userId;
+        this.userName = userName;
+        return "User Created";
+    }
+
+    get() {
+        return {
+            userId: this.userId,
+            userName: this.userName
+        };
+    }
+}
+
+
+class Friend {
+    constructor(follower, followee) {
+        this.follower = follower;
+        this.followee = followee;
+    }
+
+    addFriend(userId, friendId) {
+        this.friends.push(userId, friendId)
+        this.friends.push(friendId, userId)
+        return "Added as friend"
+
+    }
+
+    removeFriend(userId, friendId) {
+        this.friends = this.friends.filter(friend => !(friend.followee === userId && friend.follower === friendId));
+        this.friends = this.friends.filter(friend => !(friend.followee === friendId && friend.follower === userId));
+        return "Unfriended successfully";
+    }
+
+    get() {
+        return this.friends
+    }
+}
+
+
+class Post {
+    constructor(userId, posts) {
+        this.userId = userId;
+        this.posts = posts;
+        this.postList = []
+        this.friends = []
+    }
+
+    addPost(userId, posts) {
+        this.postList.push(userId, posts);
+        return "Added post successfully";
+    }
+    getFriendPosts(userId) {
+        const friend = new Friend();
+        this.friends.push(friend.get())
+        const friendList = this.friends.filter(eachUser => eachUser.follower === userId).map(friend => friend.followee)
+        return this.postList.filter(post => friendList.includes(post.userId))
+    }
+
+    searchFriendPosts(userId, search) {
+        const friendList = this.friends.filter(eachUser => eachUser.follower === userId).map(friend => friend.followee)
+        const postList = this.postList.filter(post => friendList.includes(post.userId))
+        return postList.filter(post => post.posts.toLowerCase().includes(search.toLowerCase()));
+
+    }
+    get() {
+        return this.postList;
+    }
+}
+
+const userList = [];
+const user1 = new User();
+user1.registerUser(1, 'Tanvir')
+const user2 = new User();
+user2.registerUser(2, 'Tanvir')
+
+userList.push(user1.get());
+userList.push(user2.get());
+
+
+const userInfo = user1.get();
+
+console.log(userList,"userList")
+
+// const friend = new Friend();
+// friend.addFriend(1, 2);
+// friend.removeFriend(1, 2)
+// friend.get();
+
+// const post = new Post()
+// post.addPost(1, "bangal")
+// post.addPost(2, "banal")
+// post.getFriendPosts(1)
+// post.searchFriendPosts(1, "banal")
+// post.get();
+
+// console.log("user", user.get());
+// console.log("friend", friend.get());
+// console.log("post", post.get());