implement easyMail without test

MailSystem/src/domain/EasyMail.java

@@ -1,8 +1,96 @@
 package domain;
 
-import domain.user.UserManager;
+import java.time.LocalDateTime;
+
+import domain.email.Email;
+import domain.user.*;
 
 public class EasyMail {
+	private UserManager userManager;
+	private User currentUser;
+
+	public EasyMail() {
+		this.userManager = new UserManager();
+	}
+
+	public void userRegister(String firstname, String lastName, String username, int year, int day, String monthName,
+			char[] password, char[] passwordConfirmation) throws Exception {
+		this.currentUser = userManager.addUser(firstname, lastName, username, year, day, monthName, password,
+				passwordConfirmation);
+	}
+
+	public void userSignin(String username, char[] password) throws Exception {
+		this.currentUser = userManager.checkLogin(username, password);
+		if (this.currentUser != null)
+			this.currentUser.getUsermail().signIn();
+	}
+
+	public boolean removeUser(String username) throws UserNotFoundException {
+		return userManager.removeUser(username);
+	}
+
+	public void updateUser(String username, String firstName, String lastName, char[] password, char[] confirm)
+			throws Exception {
+		this.currentUser = userManager.updateUser(username, firstName, lastName, password, confirm);
+	}
+
+	public int getNumberOfUsers() {
+		return userManager.getNumberOfUsers();
+	}
+
+	public boolean sendEmail(String receiverEmail, String subject, String content) throws Exception {
+		if (receiverEmail.trim().isEmpty() || subject.trim().isEmpty() || content.trim().isEmpty())
+			throw new IllegalArgumentException("All fields are required!");
+
+		if (!currentUser.getUsermail().getStatus())
+			throw new IllegalStateException("No user is currently logged in!");
+
+		User sender = this.currentUser;
+		User receiver = userManager.findUserByUsername(receiverEmail);
+		if (receiver == null)
+			throw new UserNotFoundException("The receiver is not found!");
+
+		LocalDateTime timestamp = LocalDateTime.now();
+		Email newEmail = new Email(sender, receiver, subject, content, timestamp);
+		sender.getUsermail().getSentFolder().addEmail(newEmail);
+		receiver.getUsermail().getInbox().addEmail(newEmail);
+		return true;
+	}
+
+	public boolean removeEmailFromInbox(String subject) throws Exception {
+		if (subject.trim().isEmpty())
+			throw new IllegalArgumentException("Subject field is required!");
+		
+		if (!this.currentUser.getUsermail().getStatus())
+			throw new IllegalStateException("No user is currently logged in!");
+		
+		Email removedEmail = this.currentUser.getUsermail().getInbox().removeEmail(subject);
+		return this.currentUser.getUsermail().getTrashFolder().addEmail(removedEmail);
+		
+	}
+	
+	public boolean removeEmailFromSentFolder(String subject) throws Exception {
+		if (subject.trim().isEmpty())
+			throw new IllegalArgumentException("Subject field is required!");
+		
+		if (!this.currentUser.getUsermail().getStatus())
+			throw new IllegalStateException("No user is currently logged in!");
+		
+		Email removedEmail= this.currentUser.getUsermail().getInbox().removeEmail(subject);
+		return this.currentUser.getUsermail().getTrashFolder().addEmail(removedEmail);
+	}
+	
+	public void removeEmailFromTrash(String subject) throws Exception {
+		if (subject.trim().isEmpty())
+			throw new IllegalArgumentException("Subject field is required!");
+		
+		if (!this.currentUser.getUsermail().getStatus())
+			throw new IllegalStateException("No user is currently logged in!");
+		
+		this.currentUser.getUsermail().getTrashFolder().removeEmail(subject);
+	}
 	
 	
 }
+	
+

MailSystem/src/domain/email/Email.java

@@ -1,6 +1,5 @@
 package domain.email;
-
+import java.time.LocalDateTime;
-import java.time.LocalDate;
 
 import domain.user.*;
 
@@ -9,9 +8,9 @@ public class Email {
 	private User receiver;
 	private String subject;
 	private String content;
-	private LocalDate date;
+	private LocalDateTime date;
 	
-	public Email(User sender, User receiver, String subject, String content, LocalDate date) {
+	public Email(User sender, User receiver, String subject, String content, LocalDateTime date) {
 		this.sender = sender;
 		this.receiver = receiver;
 		this.subject = subject;
@@ -31,7 +30,7 @@ public class Email {
 	public String getContent() {
 		return content;
 	}
-	public LocalDate getDate() {
+	public LocalDateTime getDate() {
 		return date;
 	}
 

MailSystem/src/domain/email/RemoveEmailTest.java

@@ -3,6 +3,7 @@ package domain.email;
 import static org.junit.jupiter.api.Assertions.*;
 
 import java.time.LocalDate;
+import java.time.LocalDateTime;
 
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
@@ -20,7 +21,7 @@ class RemoveEmailTest {
 	void setUp() {
 		user = new User("Alice", "Wonder", LocalDate.of(1995, 7, 20), "alicewonder", "wonderPass".toCharArray());
 		email = new Email(user,new User("Bob", "Marley", LocalDate.of(1990, 6, 1), "bobmarley", "bobPass".toCharArray()),
-				"Trash Test Subject", "This email will go to trash.", LocalDate.now());
+				"Trash Test Subject", "This email will go to trash.", LocalDateTime.now());
 	}
 
 	@Test

MailSystem/src/domain/email/SendEmailTest.java

@@ -1,12 +1,10 @@
 package domain.email;
 
 import static org.junit.jupiter.api.Assertions.*;
-
 import java.time.LocalDate;
-
+import java.time.LocalDateTime;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
-
 import domain.*;
 import domain.email.EmailNotFoundException;
 import domain.user.User;
@@ -24,7 +22,7 @@ class SendEmailTest {
 
 	@Test
 	void testAddEmailToSentFolder() {
-		Email email = new Email(sender, receiver, "Test Subject", "This is a test email content.", LocalDate.now());
+		Email email = new Email(sender, receiver, "Test Subject", "This is a test email content.", LocalDateTime.now());
 		boolean added = sender.getUsermail().getSentFolder().addEmail(email);
 
 		assertTrue(added); 
@@ -33,7 +31,7 @@ class SendEmailTest {
 	
 	@Test
 	void testRemoveEmailFromSentFolder() throws EmailNotFoundException {
-		Email email = new Email(sender, receiver, "Test Subject", "This is a test email content.", LocalDate.now());
+		Email email = new Email(sender, receiver, "Test Subject", "This is a test email content.", LocalDateTime.now());
 		boolean added = sender.getUsermail().getSentFolder().addEmail(email);
 	
 		assertTrue(added); 

MailSystem/src/domain/user/AddUserTest.java

@@ -68,7 +68,7 @@ class AddUserTest {
 
     @Test
     void testErfolgreichHinzufuegen() throws Exception {
-        boolean result = userManager.addUser("Anna", "Beispiel","anna",1995, 15, "Mai", new char[]{'1'}, new char[]{'1'});
+        User result = userManager.addUser("Anna", "Beispiel","anna",1995, 15, "Mai", new char[]{'1'}, new char[]{'1'});
-        assertTrue(result);
+        assertNotNull(result);
     }
 }

MailSystem/src/domain/user/CheckLoginTest.java

@@ -17,17 +17,17 @@ class CheckLoginTest {
     }
 
     @Test
-    void testLoginMitKorrektenDaten() {
+    void testLoginMitKorrektenDaten() throws Exception {
-        assertTrue(userManager.checkLogin("ali.test@easymail.de", new char[]{'1','2','3','4'}));
+        assertNotNull(userManager.checkLogin("ali.test@easymail.de", new char[]{'1','2','3','4'}));
     }
 
     @Test
-    void testLoginMitFalschemPasswort() {
+    void testLoginMitFalschemPasswort() throws Exception {
-        assertFalse(userManager.checkLogin("ali.test@easymail.de", new char[]{'1','1','1','1'}));
+    	assertNull(userManager.checkLogin("ali.test@easymail.de", new char[]{'1','1','1','1'}));
     }
 
     @Test
-    void testLoginMitFalschemNutzername() {
+    void testLoginMitFalschemNutzername() throws Exception {
-        assertFalse(userManager.checkLogin("nicht.vorhanden@easymail.de", new char[]{'1','2','3','4'}));
+    	assertNull(userManager.checkLogin("nicht.vorhanden@easymail.de", new char[]{'1','2','3','4'}));
     }
 }

MailSystem/src/domain/user/UpdateUserTest.java

@@ -17,14 +17,14 @@ class UpdateUserTest {
 
     @Test
     void testUpdateUserSuccessfully() throws Exception {
-        boolean updated = userManager.updateUser(
+        User updated = userManager.updateUser(
             "johndoe@easymail.de", 
             "Johnny", 
             "Doeman", 
             "newpass123".toCharArray(), 
             "newpass123".toCharArray()
         );
-        assertTrue(updated);
+        assertNull(updated);
         
         User updatedUser = userManager.getUserByUsername("johndoe@easymail.de");
         assertEquals("Johnny", updatedUser.getFirstname());

MailSystem/src/domain/user/UserEmail.java

@@ -7,6 +7,7 @@ public class UserEmail {
 	private static int counter = 1000;
 	private int accountID;
 	private String username;
+	private boolean status;
 	private char[] password;
 	private SentFolder sentFolder;
 	private TrashFolder trashFolder;
@@ -16,6 +17,7 @@ public class UserEmail {
 		this.username = username;
 		this.password = password;
 		this.accountID = counter++;
+		this.status = true;
 		this.sentFolder = new SentFolder();
 		this.trashFolder = new TrashFolder();
 		this.inbox = new Inbox();
@@ -49,4 +51,16 @@ public class UserEmail {
 		return inbox;
 	}
 	
+	public boolean getStatus() {
+		return status;
+	}
+	
+	public void  signIn() {
+		this.status = true;
+	}
+	
+	public void signUp() {
+		this.status = false;
+	}
+	
 }

MailSystem/src/domain/user/UserManager.java

@@ -14,16 +14,16 @@ public class UserManager {
         this.users = new ArrayList<>();
     }
 
-    public boolean addUser(String firstName, String lastName, String username,
+	public User addUser(String firstName, String lastName, String username, int year, int day, String monthName,
-                           int year, int day, String monthName,
 			char[] password, char[] passwordConfirmation) throws Exception {
 
-        if (firstName == null || lastName == null || username == null || password == null || passwordConfirmation == null) {
+		if (firstName == null || lastName == null || username == null || password == null
+				|| passwordConfirmation == null) {
 			throw new IllegalArgumentException("No input should be null!");
 		}
 
-        if (firstName.trim().isEmpty() || lastName.trim().isEmpty() || username.trim().isEmpty() ||
+		if (firstName.trim().isEmpty() || lastName.trim().isEmpty() || username.trim().isEmpty() || password.length == 0
-            password.length == 0 || passwordConfirmation.length == 0) {
+				|| passwordConfirmation.length == 0) {
 			throw new IllegalArgumentException("All fields are required!");
 		}
 
@@ -46,20 +46,21 @@ public class UserManager {
 
 		Arrays.fill(password, ' ');
 		Arrays.fill(passwordConfirmation, ' ');
-        return true;
+		return newUser;
 	}
 
-    public boolean checkLogin(String username, char[] password) {
+	public User checkLogin(String username, char[] password)throws Exception{
-        if (username == null || password == null) return false;
+		if (username == null || password == null)
+			throw new UserAlreadyExistsException("This email address is already taken!");
 
 		for (User user : users)
 			if (user.getUsermail().getUsername().equalsIgnoreCase(username)
 					&& Arrays.equals(user.getUsermail().getPassword(), password)) {
 				Arrays.fill(password, ' ');
-                return true;
+				return user;
 			}
 		Arrays.fill(password, ' ');
-        return false;
+		throw new UserNotFoundException("This email address is not found!");
 	}
 
 	public boolean removeUser(String username) throws UserNotFoundException {
@@ -77,7 +78,9 @@ public class UserManager {
 	public int getNumberOfUsers() {
 		return users.size();
 	}
-    public boolean updateUser(String username, String firstName, String lastName, char[] password, char[] confirm) throws Exception {
+
+	public User updateUser(String username, String firstName, String lastName, char[] password, char[] confirm)
+			throws Exception {
 		User userToBeUpdated = findUserByUsername(username);
 		if (userToBeUpdated == null)
 			throw new UserNotFoundException("This email address is not found!");
@@ -99,7 +102,7 @@ public class UserManager {
 		Arrays.fill(password, ' ');
 		Arrays.fill(confirm, ' ');
 
-        return true;
+		return userToBeUpdated;
 	}
 
 	public User getUserByUsername(String username) {
@@ -110,7 +113,7 @@ public class UserManager {
 		return currentUser;
 	}
 
-    private User findUserByUsername(String username) {
+	public User findUserByUsername(String username) {
 		for (User tempUser : users)
 			if (tempUser.getUsermail().getUsername().equalsIgnoreCase(username))
 				return tempUser;
@@ -118,25 +121,35 @@ public class UserManager {
 		return null;
 	}
 
-    
 	private int getMonthNumber(String txtMonth) {
 		switch (txtMonth.toLowerCase()) {
-            case "januar": return 1;
+		case "januar":
-            case "februar": return 2;
+			return 1;
-            case "märz": return 3;
+		case "februar":
-            case "april": return 4;
+			return 2;
-            case "mai": return 5;
+		case "märz":
-            case "juni": return 6;
+			return 3;
-            case "juli": return 7;
+		case "april":
-            case "august": return 8;
+			return 4;
-            case "september": return 9;
+		case "mai":
-            case "oktober": return 10;
+			return 5;
-            case "november": return 11;
+		case "juni":
-            case "dezember": return 12;
+			return 6;
-            default: return 0;
+		case "juli":
+			return 7;
+		case "august":
+			return 8;
+		case "september":
+			return 9;
+		case "oktober":
+			return 10;
+		case "november":
+			return 11;
+		case "dezember":
+			return 12;
+		default:
+			return 0;
 		}
 	}
 
-	
 }
-