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Main.java
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import java.util.ArrayList;
import javax.swing.JOptionPane;
public class Main {
public static void main(String[] args) {
ArrayList<User> userArrayList = new ArrayList<User>();
ArrayList<Following> followingArrayList = new ArrayList<Following>();
ArrayList<Post> postArrayList = new ArrayList<Post>();
// Our Pseudo Instagram name is /MM\
JOptionPane.showMessageDialog(null, "*WELCOME TO /MM\\ PSEUDO INSTAGRAM*", "Welcome", JOptionPane.PLAIN_MESSAGE);
boolean inTheMainPage = true;
while(inTheMainPage) {
// Things that we can do in main page
int numberChoosed = Integer.parseInt(JOptionPane.showInputDialog("\nWhat do you want to do? (Choose one of the numbers..)\n1. Sign up\n2. Login\n3. Exit\n\nEnter your number: "));
switch(numberChoosed) {
// 1. Sign up -----------------------------------------------------------------------------------------------------
case 1:
while(true) {
// User sign up
String userName = JOptionPane.showInputDialog("UserName: ");
userName = userName.toLowerCase();
String pass = JOptionPane.showInputDialog("Password: ");
User newUser = new User(userName, pass);
boolean haveAlreadyUsed = false;
for(User checkingUser : userArrayList)
if(checkingUser.userName.equals(userName)) {
haveAlreadyUsed = true;
break;
}
if(haveAlreadyUsed)
JOptionPane.showMessageDialog(null, "Choose another username!", "Error", JOptionPane.ERROR_MESSAGE);
else {
userArrayList.add(newUser);
JOptionPane.showMessageDialog(null, "Congratulation! :D");
}
break;
}
break;
// 2. Login ------------------------------------------------------------------------------------------------------
case 2:
boolean inTheLoginPage = true;
while(inTheLoginPage) {
if(userArrayList.isEmpty())
JOptionPane.showMessageDialog(null, "Please sign up first", "Warning", JOptionPane.WARNING_MESSAGE);
else {
String userName = JOptionPane.showInputDialog("UserName: ");
userName = userName.toLowerCase();
String pass = JOptionPane.showInputDialog("Password: ");
boolean haveSignUpFirst = false;
for(User checkingUser : userArrayList)
if(checkingUser.userName.equals(userName)) {
haveSignUpFirst = true;
if(checkingUser.pass.equals(pass)) {
JOptionPane.showMessageDialog(null, "Login was successful :)\n");
User loginedUser = userFinder(userName, userArrayList);
while(inTheLoginPage) {
// User tasks
int numberChoosed1 = Integer.parseInt(JOptionPane.showInputDialog("\n1. Userpage\n2. HomePage\n3. Suggestions to follow\n4. Following\n5. Followers\n6. Create a post\n7. See your posts\n8. message\n9. join or create group chats\n10. Log out\n\nEnter your number: "));
switch(numberChoosed1) {
// 1. UserPage
case 1:
int countOfFollowers = 0;
for(User user: userArrayList) {
if(user.following.contains(userName)) {
countOfFollowers++;
}
}
JOptionPane.showMessageDialog(null, "Username: " + userName, "UserPage/Username ", JOptionPane.PLAIN_MESSAGE);
JOptionPane.showMessageDialog(null, "Following: " + userFinder(userName, userArrayList).following.size(), "UserPage/Following", JOptionPane.PLAIN_MESSAGE);
JOptionPane.showMessageDialog(null, "Followers: " + countOfFollowers, "UserPage/Followers", JOptionPane.PLAIN_MESSAGE);
int n = 1;
for(User user : userArrayList) {
if(user.userName.equals(userName)) {
for(int i = 0; i < user.userPosts.size(); i++) {
JOptionPane.showMessageDialog(null,"(" + n + ")\n" + "Title:\n" + user.userPosts.get(i).title +"\nDescription:\n" + user.userPosts.get(i).description, "UserPage", JOptionPane.PLAIN_MESSAGE);
n++;
}
}
break;
}
continue;
// 2. HomePage
case 2:
int like = 0;
Object[] options = {"Like",
"Comment",
"Continue"};
for(User user: userArrayList) {
int z = 1;
if(user.userName.equals(userName)) {
continue;
}
else if(userFinder(userName, userArrayList).following.contains(user.userName)) {
for(int i = 0; i < user.userPosts.size(); i++) {
Object likeOrComment = JOptionPane.showInputDialog(null,
user.userName + "\n" + "(" + z + ")" + "\n" + "Title:\n" + user.userPosts.get(i).title +"\nDescription:\n" + user.userPosts.get(i).description,
"UserPage",
JOptionPane.YES_NO_CANCEL_OPTION,
null,
options, options[1]);
// Like field
if(likeOrComment.equals("Like")) {
loginedUser.userLike(user.userPosts.get(i));
JOptionPane.showMessageDialog(null, "Like: " + user.userPosts.get(i).userLike.size());
// Comment field
}else if(likeOrComment.equals("Comment")) {
loginedUser.userComments(user.userPosts.get(i));
for(Post post : user.userPosts) {
for(String comment : post.comments) {
JOptionPane.showMessageDialog(null, "Comments:\n" + comment);
}
}
}
z++;
}
}
}
continue;
// 3. Suggestions to follow
case 3:
String temp = "";
for(User user : userArrayList) {
if(user.userName.equals(userName)) {
}else {
temp += user.userName + "\n";
}
}
String userNameChoosed = JOptionPane.showInputDialog(temp + "\nPlease enter username that you want to follow:");
if(userFinder(userName, userArrayList).following.contains(userNameChoosed)) {
JOptionPane.showMessageDialog(null, "You have been followed this user!", "Error", JOptionPane.ERROR_MESSAGE);
continue;
}else if(userNameChoosed.equals(userName)) {
JOptionPane.showMessageDialog(null, "You can't follow yourself!", "Error", JOptionPane.ERROR_MESSAGE);
continue;
}
boolean flag = true;
for(User user: userArrayList) {
if(userNameChoosed.equals(user.userName)) {
flag = true;
break;
}else {
flag = false;
}
}
if(flag == false) {
JOptionPane.showMessageDialog(null, "Please enter correct username!", "Error", JOptionPane.ERROR_MESSAGE);
}else {
Following newFollowing = new Following(userNameChoosed);
followingArrayList.add(newFollowing);
JOptionPane.showMessageDialog(null, "you are successfully following " + userNameChoosed + " :)");
userFinder(userName, userArrayList).following.add(newFollowing.userName);
}
continue;
// 4. Following
case 4:
String temp1 = "";
for(int i = 0; i < userFinder(userName, userArrayList).following.size(); i++) {
temp1 += userFinder(userName, userArrayList).following.get(i) + "\n";
}
JOptionPane.showMessageDialog(null, "Following:\n" + temp1);
continue;
//5. Followers
case 5:
String temp2 = "";
for(User user: userArrayList) {
if(user.following.contains(userName)) {
temp2 += user.userName + "\n";
}
}
JOptionPane.showMessageDialog(null, "Followers:\n" + temp2, "Followers", JOptionPane.PLAIN_MESSAGE);
continue;
// 6. Create a post
case 6:
String title = JOptionPane.showInputDialog("Title: ");
String description = JOptionPane.showInputDialog("Description: ");
Post newPost = new Post( title, description);
postArrayList.add(newPost);
JOptionPane.showMessageDialog(null, "Your post successfully added :)");
userFinder(userName, userArrayList).userPosts.add(newPost);
continue;
// 7. See Your posts
case 7:
int m = 1;
for(User user : userArrayList) {
if(user.userName.equals(userName)) {
for(int i = 0; i < user.userPosts.size(); i++) {
JOptionPane.showMessageDialog(null,"(" + m + ")\n" + "Title:\n" + user.userPosts.get(i).title +"\nDescription:\n" + user.userPosts.get(i).description);
m++;
}
}
break;
}
continue;
// 8. message
case 8:
String temp3 = "";
for(User user : userArrayList) {
if(user.userName.equals(userName)) {
}else {
temp3 += user.userName + "\n";
}
}
String userChoosed = JOptionPane.showInputDialog(temp3 + "Enter user that you want message: ");
if(userChoosed.equals(userName)) {
JOptionPane.showMessageDialog(null, "You can't message to yourself!", "Error", JOptionPane.ERROR_MESSAGE);
}else if(userFinder(userChoosed, userArrayList).equals(null)) {
JOptionPane.showMessageDialog(null, "Wrong Input!", "Error", JOptionPane.ERROR_MESSAGE);
}else {
JOptionPane.showMessageDialog(null, "messages:");
for(DirectMessage directMessage : loginedUser.directMessages) {
JOptionPane.showMessageDialog(null, directMessage.meassage);
}
loginedUser.sendMessage(userFinder(userChoosed, userArrayList));
}
continue;
// 9. join or create group chats
case 9:
continue;
// 10. Log out
case 10:
System.out.println();
inTheLoginPage = false;
break;
default:
JOptionPane.showMessageDialog(null, "Wrong input!", "Error", JOptionPane.ERROR_MESSAGE);
}
}
}else {
JOptionPane.showMessageDialog(null, "Wrong password!", "Error", JOptionPane.ERROR_MESSAGE);
}
break;
}
if(!haveSignUpFirst)
JOptionPane.showMessageDialog(null, "Wrong username!", "Error", JOptionPane.ERROR_MESSAGE);
}
break;
}
break;
// 3. Exit -------------------------------------------------------------------------------------------------------
case 3:
JOptionPane.showMessageDialog(null, "Have a great day :)");
inTheMainPage = false;
break;
// Wrong input ---------------------------------------------------------------------------------------------------
default:
JOptionPane.showMessageDialog(null, "Wrong input!", "Error", JOptionPane.ERROR_MESSAGE);
}
}
}
// This method find user
public static User userFinder(String userName, ArrayList<User> userArrayList) {
for(User user : userArrayList)
if(userName.equals(user.userName))
return user;
return null;
}
}