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Merge pull request #24 from CSC207-2022F-UofT/chat-initiation
Chat initiation
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‎src/main/java/entities/chat/Chat.java‎

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package entities.chat;
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import java.util.ArrayList;
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// Chat is an abstract class
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public class Chat {
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protected String name;
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protected String chatID;
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protected String senderUsername;
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// chat's conversation history
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protected ArrayList<Message> convHist;
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/**
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* Get the chat's name
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* @return name
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*/
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public String getName(){
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return this.name;
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}
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/**
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* Get the chat's ID
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* @return chatID
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*/
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public String getChatID(){
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return this.chatID;
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}
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/**
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* Get the sender's username
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* @return senderUsername
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*/
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public String getSenderUsername(){
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return this.senderUsername;
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}
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/**
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* Return this conversation history of the chat
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* @return convHist
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*/
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public ArrayList<Message> getConvHist(){
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return new ArrayList<Message>(this.convHist);
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}
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/**
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* Add a message to the chat's conversation history when a message is sent or received
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* @param message Message that is sent or received
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*/
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public void addtoconvHist(Message message){
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this.convHist.add(message);
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}
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}

‎src/main/java/entities/chat/GroupChat.java‎

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package entities.chat;
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import java.util.ArrayList;
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public class GroupChat extends Chat {
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/*
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From Chat, GroupChat has:
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String name;
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String chatID;
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String senderUsername;
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Arraylist<Message> convHist;
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*/
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public ArrayList<String> groupMembers;
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/**
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* Create a private chat
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* @param name The name of the chat
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* @param chatID The ID of the chat
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* @param senderUsername The username of the user sending the messages
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*/
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public GroupChat(String name, String chatID, String senderUsername){
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this.name = name;
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this.chatID = chatID;
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this.senderUsername = senderUsername;
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this.convHist = new ArrayList<Message>();
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this.groupMembers = new ArrayList<>();
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}
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/**
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* Return an arraylist of all the usernames of group members (not including the sender) in a group chat
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*
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* @return groupMembers
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*/
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public ArrayList<String> getGroupMembers(){
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return new ArrayList<String>(this.groupMembers);
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}
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/**
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* Add a member to a group chat
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* @param user The user to be added
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*/
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public void addMember(String user){
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try {
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this.groupMembers.add(user);
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} catch (Exception e) {
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throw new RuntimeException(e);
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}
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}
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}

‎src/main/java/entities/chat/PrivateChat.java‎

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package entities.chat;
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import java.util.ArrayList;
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public class PrivateChat extends Chat {
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/*
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From Chat, PrivateChat has:
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String name;
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String chatID;
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String senderUsername;
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Arraylist<Message> convHist;
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*/
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protected String recipientUsername;
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/**
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* Create a private chat
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*
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* @param name The name of the chat (also the username of the recipient)
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* @param chatID The ID of the chat
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* @param senderUsername The user sending the messages
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* @param recipientUsername The user receiving the messages
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*
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*/
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public PrivateChat(String name, String chatID, String senderUsername, String recipientUsername ){
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this.name = name;
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this.chatID = chatID;
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this.senderUsername = senderUsername;
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this.recipientUsername = recipientUsername;
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this.convHist = new ArrayList<Message>();
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}
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/**
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* Get the recipient's username
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* @return senderRecipient
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*/
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public String getRecipientUsername(){
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return this.recipientUsername;
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}
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public void setRecipientUsername(String recipientUsername) {
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this.recipientUsername= recipientUsername;
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}
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public String getSendertUsername(){
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return this.senderUsername;
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}
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public String setSendertUsername(String recipientUsername){
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this.recipientUsername = recipientUsername;
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}
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}

‎src/main/java/screens/chat_screen/ChatView.java‎

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package screens.chat_screen;
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import use_cases.chat_initiation_use_case.ChatInteractor;
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import use_cases.chat_initiation_use_case.CheckUsername_Interactor;
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import javax.swing.*;
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import javax.swing.border.EmptyBorder;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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/**
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* ChatView is our UI for Private chat.It Containe a chatframe .At the top of the frame
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* there is a text file in which we type userB's username, and chat frame will change into
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* "userB'S username." AT the bottom of the frame, there is another text field to type a message and
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* send button to send the message
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*
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* In the middle of the frame there i sJpanel and Jlabels for the converstaion history.
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*
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*/
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class ChatView extends JFrame implements ActionListener{
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//use two Interactors .
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private ChatInteractor chatInteractor;
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private CheckUsername_Interactor checkusername_interactor;
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//Use Jframes, butttons, labels ,textfileds, Jpannels,JMenuBar for UI.
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final JFrame frame ;
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private JButton addbutton;
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final JButton sendbutton;
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final JLabel l;
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final JLabel label;
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final JTextField usernametextfield;
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final JTextField messagetextfield;
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final JMenuBar menubar;
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final JPanel panel;
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final JPanel conversationHistoryPanel;
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private JPanel messagePanel;
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private JLabel testMessageHeader;
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private JLabel testMessage;
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//isNewchat check we already have a chat with a user
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private boolean isNewchat;
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//this is constructor
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public ChatView( boolean isNewchat){
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this.isNewchat = isNewchat;
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frame= new JFrame();
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// create a menubar at the top of the frame
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menubar = new JMenuBar();
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// create a label called l , and text field called "txt"
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l = new JLabel(" username");
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usernametextfield = new JTextField(10);
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addbutton = new JButton("add");
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addbutton.setFocusable(false);
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// create two buttom called "addbuttom" and a "groupchat buttom"
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addbutton = new JButton("add");
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addbutton.setFocusable(false);
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// create conversation history-related components
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conversationHistoryPanel = new JPanel();
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//create a new "panel" and new "label" and a text flied ."label"a nd "txtfield1"
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panel = new JPanel();
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label = new JLabel("Enter text here");
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messagetextfield = new JTextField(20);
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//adding "send" button
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sendbutton = new JButton("Send");
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sendbutton.setFocusable(false);
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}
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// create a setup for display of buttons and other component of the frame.
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public void chatdisplay(){
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// set frame size and frame title
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frame.setSize(450, 500);
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frame.setTitle("Chat box");
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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// adding "addbutton" and "groupchatbutton" to the menu bar
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menubar.add(l);
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menubar.add(usernametextfield);
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menubar.add(addbutton);
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// adding label and textfiled1 to our panel .
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panel.add(label);
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panel.add(messagetextfield);
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panel.add(sendbutton);
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// add content to conversationHistoryPanel
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conversationHistoryPanel.setLayout(new BoxLayout(conversationHistoryPanel, BoxLayout.Y_AXIS));
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// messagePanel = new JPanel();
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// messagePanel.setLayout(new BoxLayout(messagePanel, BoxLayout.Y_AXIS));
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// testMessageHeader = new JLabel("Username placeholder | Timestamp placeholder");
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// testMessage = new JLabel("Message placeholder");
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// messagePanel.add(testMessageHeader);
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// messagePanel.add(testMessage);
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//
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// conversationHistoryPanel.add(messagePanel);
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JPanel messagePanel1 = new JPanel();
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messagePanel1.setLayout(new BoxLayout(messagePanel1, BoxLayout.Y_AXIS));
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messagePanel1.setBorder(new EmptyBorder(10, 10, 10, 10));
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JLabel testMessageHeader1 = new JLabel("Username placeholder1 | Timestamp placeholder");
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JLabel testMessage1 = new JLabel("Message placeholder1");
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messagePanel1.add(testMessageHeader1);
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messagePanel1.add(testMessage1);
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JPanel messagePanel2 = new JPanel();
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messagePanel2.setLayout(new BoxLayout(messagePanel2, BoxLayout.Y_AXIS));
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messagePanel2.setBorder(new EmptyBorder(10, 10, 10, 10));
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JLabel testMessageHeader2 = new JLabel("Username placeholder2 | Timestamp placeholder");
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JLabel testMessage2 = new JLabel("Message placeholder2");
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messagePanel2.add(testMessageHeader2);
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messagePanel2.add(testMessage2);
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conversationHistoryPanel.add(messagePanel1);
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conversationHistoryPanel.add(messagePanel2);
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//Locating the Components to the frame.
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frame.getContentPane().add(BorderLayout.SOUTH, panel);
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if (isNewchat){
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frame.getContentPane().add(BorderLayout.NORTH, menubar);
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}
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frame.getContentPane().add(BorderLayout.CENTER, conversationHistoryPanel);
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// set the frame visibile
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frame.setVisible(true);
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this.addbutton.addActionListener(this);
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this.sendbutton.addActionListener(this);
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}
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//we implement ActionListener class and should override this method for our button's actions.
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@Override
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public void actionPerformed(ActionEvent e) {
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// STEP1: action for the "add button" at the top of frame.
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// goal : click on add button will change the chat frame's title to user'sB username(typed in the textfiled)
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if (e.getSource() == addbutton){
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// convert textfield input to String and set the frame title to that input is username exists.
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String input = usernametextfield.getText();
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if (checkusername_interactor.checkusername(input)){
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frame.setTitle(input);
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}
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// also set the input -will change the private chat's RecipientUsername .
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chatInteractor.setRecipientUsername(input);
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}
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// STEP2: action for the "send button".
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// goal : to write a message in txt filed and click "send button"
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// so the message will come in the middle of the frame
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if (e.getSource() == sendbutton){
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//convert the text field input to a String
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String input = usernametextfield.getText();
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// setting our messge in the chatInteractor- will add this message to conv history.
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chatInteractor.setMessage(input);
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//TODO:this is chatHisroy action.
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}
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}
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// public static void main(String args[]) {
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// EventQueue.invokeLater(new Runnable() {
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// @Override
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// public void run() {
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// ChatView chat = new ChatView(true);
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//// chat.getframe().setTitle("AMMY")
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// chat.chatdisplay();
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//
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//
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// //todo
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// //chat history
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//
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//
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// }
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// });
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//
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// }
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}
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