solved trello

Trello/src/com/soumya/projectManagement/Board.java

@@ -0,0 +1,67 @@
+package com.soumya.projectManagement;
+
+import java.util.ArrayList;
+import java.util.List;
+
+// Model for Board
+public class Board {
+
+	private String name, bid, url;
+	private Privacy privacy;
+	private List<CList> lists; 
+	private List<User> members;
+
+	public Board(String name, String bid, String url) {
+		this.name = name;
+		this.bid = bid;
+		this.privacy = Privacy.PUBLIC;
+		this.url = url;
+		this.lists = new ArrayList<>();
+		this.members = new ArrayList<>();;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getBid() {
+		return bid;
+	}
+
+	public String getUrl() {
+		return url;
+	}
+
+	public void setUrl(String url) {
+		this.url = url;
+	}
+
+	public Privacy getPrivacy() {
+		return privacy;
+	}
+
+	public void setPrivacy(Privacy privacy) {
+		this.privacy = privacy;
+	}
+
+	public List<CList> getLists() {
+		return lists;
+	}
+
+	public void setLists(List<CList> lists) {
+		this.lists = lists;
+	}
+
+	public List<User> getMembers() {
+		return members;
+	}
+
+	public void setMembers(List<User> members) {
+		this.members = members;
+	}
+
+}

Trello/src/com/soumya/projectManagement/BoardManager.java

@@ -0,0 +1,89 @@
+package com.soumya.projectManagement;
+
+import java.util.UUID;
+
+// Core Functions related to Board Management
+public class BoardManager {
+
+	// Checks whether BID is valid or not
+	public static boolean isValid(String bid, StorageUtil store) {
+		return store.boards.containsKey(bid);
+	}
+
+	// Creates new Board with given name
+	public static String createBoard(String name, StorageUtil store) {
+		String bid = UUID.randomUUID().toString().replace("-","");
+		String url = "/boards/"+bid;
+		store.boards.put(bid, new Board(name, bid, url));
+		return bid;
+	}
+
+	// Deletes Board with given BID
+	public static void deleteBoard(String bid, StorageUtil store) {
+		Board board = store.boards.get(bid);
+		for(CList list : board.getLists()) {
+			for(Card card : list.getCards())
+				store.cards.remove(card.getCid());
+			store.lists.remove(list.getLid());
+		}
+		store.boards.remove(bid);
+	}
+
+	// Updates Board property
+	public static void updateBoard(String bid, String name, String privacy, StorageUtil store) {
+		Board board = store.boards.get(bid);
+		if(name!=null)
+			board.setName(name);
+		if(privacy!=null)
+			switch(privacy.toUpperCase()) {
+			case "PUBLIC":
+				board.setPrivacy(Privacy.PUBLIC);
+				break;
+			case "PRIVATE":
+				board.setPrivacy(Privacy.PRIVATE);
+				break;
+			default:
+				System.out.println("ERROR: Wrong Privacy Specification !");
+			}
+	}
+
+	// Add Members to a Board
+	public static void addMember(String bid, String uid, StorageUtil store) {
+		Board board = store.boards.get(bid);
+		User user = (User) store.users.get(uid).keySet().toArray()[0];
+		store.users.get(uid).get(user).add(board);
+		board.getMembers().add(user);
+	}
+
+	// Removes Member form a Board
+	public static void removeMember(String bid, String uid, StorageUtil store) {
+		Board board = store.boards.get(bid);
+		User user = (User) store.users.get(uid).keySet().toArray()[0];
+		store.users.get(uid).get(user).remove(board);
+		board.getMembers().remove(user);
+	}
+
+	// Displays Particular Board with all sub details
+	public static void showBoard(String bid, Board board, StorageUtil store) {
+		board = board==null?store.boards.get(bid):board;
+		System.out.println("BID : "+bid);
+		System.out.println("BOARD NAME : "+board.getName());
+		if(board.getPrivacy()==Privacy.PRIVATE)
+			System.out.println("BOARD PRIVACY : PRIVATE");
+		else
+			System.out.println("BOARD PRIVACY : PUBLIC");
+		System.out.println("BOARD MEMEBERS :");
+		if(board.getMembers().size()>0)
+			for(User usr : board.getMembers())
+				System.out.println("UID :"+usr.getUid()+" Name : "+usr.getName()+" Email : "+usr.getEmail());
+		else
+			System.out.println("N/A");
+		System.out.println("BOARD LISTS :");
+		if(board.getLists().size()>0)
+			for(CList list : board.getLists())
+				ListManager.showList(list.getLid(),list,store);
+		else
+			System.out.println("N/A");
+		System.out.println();
+	}
+}

Trello/src/com/soumya/projectManagement/CList.java

@@ -0,0 +1,39 @@
+package com.soumya.projectManagement;
+
+import java.util.ArrayList;
+import java.util.List;
+
+// Model for List
+public class CList {
+
+	private String lid, name;
+	private List<Card> cards;
+
+	public CList(String lid, String name) {
+		this.lid = lid;
+		this.name = name;
+		this.cards = new ArrayList<>();
+	}
+
+	public String getLid() {
+		return lid;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public List<Card> getCards() {
+		return cards;
+	}
+
+	public void setCards(List<Card> cards) {
+		this.cards = cards;
+	}
+
+
+}

Trello/src/com/soumya/projectManagement/Card.java

@@ -0,0 +1,43 @@
+package com.soumya.projectManagement;
+
+// Model for Card
+public class Card {
+
+	private String cid, name, description;
+	private User assgndUser;
+
+	public Card(String cid, String name, String description) {
+		this.cid = cid;
+		this.name = name;
+		this.description = description;
+		this.assgndUser = null;
+	}
+
+	public String getName() {
+		return name;
+	}
+
+	public void setName(String name) {
+		this.name = name;
+	}
+
+	public String getDescription() {
+		return description;
+	}
+
+	public void setDescription(String description) {
+		this.description = description;
+	}
+
+	public User getAssgndUser() {
+		return assgndUser;
+	}
+
+	public void setAssgndUser(User assgndUser) {
+		this.assgndUser = assgndUser;
+	}
+
+	public String getCid() {
+		return cid;
+	}
+}

Trello/src/com/soumya/projectManagement/CardManager.java

@@ -0,0 +1,92 @@
+package com.soumya.projectManagement;
+
+import java.util.HashMap;
+import java.util.UUID;
+
+//Core Functions related to Card Management
+public class CardManager {
+
+	// Checks whether CID is valid or not
+	public static boolean isValid(String cid, StorageUtil store) {
+		return store.cards.containsKey(cid);
+	}
+
+	// Creates new Card with given name in specified List
+	public static String createCard(String lid, String name, StorageUtil store) {
+		String cid = UUID.randomUUID().toString().replace("-","");
+		CList list = (CList) store.lists.get(lid).keySet().toArray()[0];
+		Card card = new Card(cid, name, "");
+		list.getCards().add(card);
+		store.cards.put(cid, new HashMap<Card, CList>());
+		store.cards.get(cid).put(card, list);
+		return cid;
+	}
+
+	// Deletes Card with given CID
+	public static void deleteCard(String cid, StorageUtil store) {
+		CList list = (CList) store.cards.get(cid).values().toArray()[0];
+		Card card = (Card) store.cards.get(cid).keySet().toArray()[0];
+		store.cards.remove(cid);
+		list.getCards().remove(card);
+	}
+
+	// Updates Card properties
+	public static void updateCard(String cid, String name, String description, StorageUtil store) {
+		Card card = (Card) store.cards.get(cid).keySet().toArray()[0];
+		if(name!=null)
+			card.setName(name);
+		if(description!=null)
+			card.setDescription(description);
+	}
+
+	// Assigns Member to a Card
+	public static void assignToCard(String cid, String uid, StorageUtil store) {
+		User user = (User) store.users.get(uid).keySet().toArray()[0];
+		CList list = (CList) store.cards.get(cid).values().toArray()[0];
+		Card card = (Card) store.cards.get(cid).keySet().toArray()[0];
+		Board board = (Board) store.lists.get(list.getLid()).values().toArray()[0];
+		if(board.getMembers().contains(user))
+			card.setAssgndUser(user);
+		else
+			System.out.println("ERROR: USER DOESN'T BELONG TO CONTAINER BOARD - NAME: "+board.getName()+", BID: "+board.getBid());
+	}
+
+	// Unassigns Member from a Card
+	public static void unassignToCard(String cid, StorageUtil store) {
+		Card card = (Card) store.cards.get(cid).keySet().toArray()[0];
+		card.setAssgndUser(null);
+	}
+
+	// Moves Card to another List
+	public static void moveCard(String cid, String lid, StorageUtil store) {
+		CList newlist = (CList) store.lists.get(lid).keySet().toArray()[0];
+		CList oldlist = (CList) store.cards.get(cid).values().toArray()[0];
+		Board board = (Board) store.lists.get(lid).values().toArray()[0];
+		if(!board.getLists().contains(oldlist)) {
+			System.out.println("ERROR: LIST : "+lid+" IS NOT IN THE SAME BOARD AS CARD : "+cid);
+			return;
+		}
+		Card card = (Card) store.cards.get(cid).keySet().toArray()[0];
+		oldlist.getCards().remove(card);
+		newlist.getCards().add(card);
+		store.cards.get(cid).put(card, newlist);
+	}
+
+	// Displays details of Card
+	public static void showCard(String cid, Card card, StorageUtil store) {
+		card = card==null?(Card) store.cards.get(cid).keySet().toArray()[0]:card;
+		System.out.println("CID : "+cid);
+		System.out.println("CARD NAME : "+card.getName());
+		if(!card.getDescription().isEmpty())
+			System.out.println("CARD DESCRIPTION : "+card.getDescription());
+		else
+			System.out.println("CARD DESCRIPTION : N/A");
+		System.out.print("CARD ASSIGNED USER : ");
+		if(card.getAssgndUser()==null)
+			System.out.println("N/A");
+		else {
+			User usr=card.getAssgndUser();
+			System.out.println("\nUID :"+usr.getUid()+" Name : "+usr.getName()+" Email : "+usr.getEmail());
+		}
+	}
+}

Trello/src/com/soumya/projectManagement/DriverApp.java

@@ -0,0 +1,28 @@
+package com.soumya.projectManagement;
+
+import java.util.Scanner;
+
+// Main Driver Class
+public class DriverApp {
+
+	public static void main(String[] args) {
+
+		// Initialize ProjectManager instance
+		ProjectManager pm = new ProjectManager();
+
+		// Hard coded registered users
+		pm.registerUser("User1", "user1@hello.com");
+		pm.registerUser("User2", "user2@hello.com");
+		pm.registerUser("User3", "user3@hello.com");
+
+		// Display details of registered users with their UID
+		pm.showAllUsers();
+
+		// User Command Input
+		Scanner sc=new Scanner(System.in);
+		while(true) {
+			// Execute Command
+			pm.handleRequest(sc.nextLine());
+		}
+	}
+}