Irfancpv99 / Note-Manager / #37

Committed 05 Jan 2026 03:35PM UTC coverage: 99.353% (-0.6%) from 100.0%

Build # #37

Build Type

push

Committed by

Commit Message

SonarCloud Fix (#187)

* Conflict Remove (#166)

* Merge with main Branch - Note Mongo  Repository (#152)

* Delete NoteSwingViewTest.java

Double file By mistake

* Test and main file of GUI (#114)

* Complete Note (Model file and Test file )

* RED: Add failing test for Category getId returns null

* GREEN: Add id field and getId method to Category

* RED: Add failing test for Category setId

* GREEN: Add setId method to Category

* RED: Add failing test for Category setName

* GREEN: Add setName method with validation to Category

* Add test for Category setName null validation - this will pass

* RED: Add failing test for Category equals by id

* GREEN: Add equals method to Category

* Add test for Category equals different id

* Add equals edge case tests

* RED: Add failing test for Category hashCode

* GREEN: Add hashCode method to Category

* RED: Add failing test for Category toString

* GREEN: Add toString method to Category

* REFACTOR: Extract validateName method

* RED: Add failing test for Note constructor sets text and categoryId

* GREEN: Add Note with constructor, getText and getCategoryId

* RED: Add failing test for Note null text validation

* GREEN: Add text validation to Note constructor

* Add test for Note empty text validation

* RED: Add failing test for Note null categoryId validation

* GREEN: Add categoryId validation to Note constructor (#28)

* Add test for Note empty categoryId validation (#29)

* GREEN: Add categoryId validation to Note constructor

* Add test for Note empty categoryId validation

* RED: Add failing test for Note getId returns null (#30)

* GREEN: Add categoryId validation to Note constructor

* Add test for Note empty categoryId validation

* RED: Add failing test for Note getId returns null

* GREEN: Add id field and getId method to Note (#31)

* GREEN: Add categoryId validation to Note constructor

* Add test for Note empty categoryId validation

* RED: Add failing test for Note getId returns null

... (continued)

Coverage Stats

307 of 309 relevant lines covered (99.35%)

0.99 hits per line

Source File
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98.26

/src/main/java/com/notemanager/view/swing/NoteSwingView.java

package com.notemanager.view.swing;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.FlowLayout;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.swing.DefaultComboBoxModel;
import javax.swing.DefaultListModel;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.ListSelectionModel;

import com.notemanager.controller.NoteController;
import com.notemanager.model.Category;
import com.notemanager.model.Note;
import com.notemanager.view.NoteView;

public class NoteSwingView extends JFrame implements NoteView {

        private static final long serialVersionUID = 1L;

        private JComboBox<CategoryItem> categoryComboBox;
        private DefaultComboBoxModel<CategoryItem> categoryComboBoxModel;
        private JTextArea noteTextArea;
        private JButton saveButton;
        private JList<Note> notesList;
        private DefaultListModel<Note> notesListModel;
        private JButton editButton;
        private JButton deleteButton;
        private JLabel errorLabel;
        private Map<String, String> categoryIdToName = new HashMap<>();

        private NoteController noteController;
        private boolean editMode = false;
        private String editingNoteId = null;

        public NoteSwingView() {
                setTitle("Note Manager");
                setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
                setSize(500, 600);
                setLayout(new BorderLayout());

                categoryComboBoxModel = new DefaultComboBoxModel<>();
                categoryComboBox = new JComboBox<>(categoryComboBoxModel);
                categoryComboBox.setName("categoryComboBox");

                noteTextArea = new JTextArea(5, 30);
                noteTextArea.setName("noteTextArea");

                saveButton = new JButton("Save");
                saveButton.setName("saveButton");
                saveButton.addActionListener(e -> {
                        String text = noteTextArea.getText();
                        CategoryItem selectedCategory = (CategoryItem) categoryComboBox.getSelectedItem();
                        String categoryId = selectedCategory != null ? selectedCategory.getId() : null;

                        if (editMode && editingNoteId != null) {
                                noteController.updateNote(editingNoteId, text, categoryId);
                        } else {
                                noteController.newNote(text, categoryId);
                        }
                });

                notesListModel = new DefaultListModel<>();
                notesList = new JList<>(notesListModel);
                notesList.setName("notesList");
                notesList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
                notesList.addListSelectionListener(e -> {
                        if (!e.getValueIsAdjusting()) {
                                boolean hasSelection = notesList.getSelectedIndex() != -1;
                                editButton.setEnabled(hasSelection);
                                deleteButton.setEnabled(hasSelection);
                        }
                });
                
                notesList.setCellRenderer((list, note, index, isSelected, cellHasFocus) -> {
                    String categoryName = categoryIdToName.getOrDefault(note.getCategoryId(), "Unknown");
                    JLabel label = new JLabel("Note : " + note.getText() + " | Category : " + categoryName);
                    if (isSelected) {
                        label.setBackground(list.getSelectionBackground());
                        label.setForeground(list.getSelectionForeground());
                        label.setOpaque(true);
                    }
                    return label;
                });

                editButton = new JButton("Edit");
                editButton.setName("editButton");
                editButton.setEnabled(false);
                editButton.addActionListener(e -> {
                        Note selected = notesList.getSelectedValue();
                        if (selected != null) {
                                editMode = true;
                                editingNoteId = selected.getId();
                                noteTextArea.setText(selected.getText());
                                saveButton.setText("Update");
                        }
                });

                deleteButton = new JButton("Delete");
                deleteButton.setName("deleteButton");
                deleteButton.setEnabled(false);
                deleteButton.addActionListener(e -> {
                        Note selected = notesList.getSelectedValue();
                        if (selected != null) {
                                noteController.deleteNote(selected.getId());
                        }
                });

                errorLabel = new JLabel(" ");
                errorLabel.setName("errorLabel");
                errorLabel.setForeground(Color.RED);

                JPanel topPanel = new JPanel(new BorderLayout());
                topPanel.add(categoryComboBox, BorderLayout.NORTH);
                topPanel.add(new JScrollPane(noteTextArea), BorderLayout.CENTER);
                topPanel.add(saveButton, BorderLayout.SOUTH);

                JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));
                buttonPanel.add(editButton);
                buttonPanel.add(deleteButton);

                JPanel centerPanel = new JPanel(new BorderLayout());
                centerPanel.add(new JScrollPane(notesList), BorderLayout.CENTER);
                centerPanel.add(buttonPanel, BorderLayout.SOUTH);

                add(topPanel, BorderLayout.NORTH);
                add(centerPanel, BorderLayout.CENTER);
                add(errorLabel, BorderLayout.SOUTH);
        }

        public void setNoteController(NoteController noteController) {
                this.noteController = noteController;
        }

        @Override
        public void showAllCategories(List<Category> categories) {
            categoryComboBoxModel.removeAllElements();
            categoryIdToName.clear();
            for (Category category : categories) {
                categoryComboBoxModel.addElement(new CategoryItem(category));
                categoryIdToName.put(category.getId(), category.getName());
            }
        }

        @Override
        public void showAllNotes(List<Note> notes) {
                notesListModel.clear();
                for (Note note : notes) {
                        notesListModel.addElement(note);
                }
        }

        @Override
        public void noteAdded(Note note) {
                notesListModel.addElement(note);
                noteTextArea.setText("");
        }

        @Override
        public void noteUpdated(Note note) {
                for (int i = 0; i < notesListModel.size(); i++) {
                        if (notesListModel.get(i).getId().equals(note.getId())) {
                                notesListModel.set(i, note);
                                break;
                        }
                }
                editMode = false;
                editingNoteId = null;
                saveButton.setText("Save");
                noteTextArea.setText("");
        }

        @Override
        public void noteDeleted(Note note) {
                for (int i = 0; i < notesListModel.size(); i++) {
                        if (notesListModel.get(i).getId().equals(note.getId())) {
                                notesListModel.remove(i);
                                break;
                        }
                }
        }

        @Override
        public void showError(String message) {
                errorLabel.setText(message);
        }

        private static class CategoryItem {
                private final Category category;

                public CategoryItem(Category category) {
                        this.category = category;
                }

                public String getId() {
                        return category.getId();
                }

                @Override
                public String toString() {
                        return category.getName();
                }
        }
}

1	package com.notemanager.view.swing;
2
3	import java.awt.BorderLayout;
4	import java.awt.Color;
5	import java.awt.FlowLayout;
6	import java.util.HashMap;
7	import java.util.List;
8	import java.util.Map;
9
10	import javax.swing.DefaultComboBoxModel;
11	import javax.swing.DefaultListModel;
12	import javax.swing.JButton;
13	import javax.swing.JComboBox;
14	import javax.swing.JFrame;
15	import javax.swing.JLabel;
16	import javax.swing.JList;
17	import javax.swing.JPanel;
18	import javax.swing.JScrollPane;
19	import javax.swing.JTextArea;
20	import javax.swing.ListSelectionModel;
21
22	import com.notemanager.controller.NoteController;
23	import com.notemanager.model.Category;
24	import com.notemanager.model.Note;
25	import com.notemanager.view.NoteView;
26
27	public class NoteSwingView extends JFrame implements NoteView {
28
29	private static final long serialVersionUID = 1L;
30
31	private JComboBox<CategoryItem> categoryComboBox;
32	private DefaultComboBoxModel<CategoryItem> categoryComboBoxModel;
33	private JTextArea noteTextArea;
34	private JButton saveButton;
35	private JList<Note> notesList;
36	private DefaultListModel<Note> notesListModel;
37	private JButton editButton;
38	private JButton deleteButton;
39	private JLabel errorLabel;
40	private Map<String, String> categoryIdToName = new HashMap<>();	1✔
41
42	private NoteController noteController;
43	private boolean editMode = false;	1✔
44	private String editingNoteId = null;	1✔
45
46	public NoteSwingView() {	1✔
47	setTitle("Note Manager");	1✔
48	setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);	1✔
49	setSize(500, 600);	1✔
50	setLayout(new BorderLayout());	1✔
51
52	categoryComboBoxModel = new DefaultComboBoxModel<>();	1✔
53	categoryComboBox = new JComboBox<>(categoryComboBoxModel);	1✔
54	categoryComboBox.setName("categoryComboBox");	1✔
55
56	noteTextArea = new JTextArea(5, 30);	1✔
57	noteTextArea.setName("noteTextArea");	1✔
58
59	saveButton = new JButton("Save");	1✔
60	saveButton.setName("saveButton");	1✔
61	saveButton.addActionListener(e -> {	1✔
62	String text = noteTextArea.getText();	1✔
63	CategoryItem selectedCategory = (CategoryItem) categoryComboBox.getSelectedItem();	1✔
64	String categoryId = selectedCategory != null ? selectedCategory.getId() : null;	1✔
65
66	if (editMode && editingNoteId != null) {	1✔
67	noteController.updateNote(editingNoteId, text, categoryId);	1✔
68	} else {
69	noteController.newNote(text, categoryId);	1✔
70	}
71	});	1✔
72
73	notesListModel = new DefaultListModel<>();	1✔
74	notesList = new JList<>(notesListModel);	1✔
75	notesList.setName("notesList");	1✔
76	notesList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);	1✔
77	notesList.addListSelectionListener(e -> {	1✔
78	if (!e.getValueIsAdjusting()) {	1✔
79	boolean hasSelection = notesList.getSelectedIndex() != -1;	1✔
80	editButton.setEnabled(hasSelection);	1✔
81	deleteButton.setEnabled(hasSelection);	1✔
82	}
83	});	1✔
84
85	notesList.setCellRenderer((list, note, index, isSelected, cellHasFocus) -> {	1✔
86	String categoryName = categoryIdToName.getOrDefault(note.getCategoryId(), "Unknown");	1✔
87	JLabel label = new JLabel("Note : " + note.getText() + " \| Category : " + categoryName);	1✔
88	if (isSelected) {	1✔
89	label.setBackground(list.getSelectionBackground());	1✔
90	label.setForeground(list.getSelectionForeground());	1✔
91	label.setOpaque(true);	1✔
92	}
93	return label;	1✔
94	});
95
96	editButton = new JButton("Edit");	1✔
97	editButton.setName("editButton");	1✔
98	editButton.setEnabled(false);	1✔
99	editButton.addActionListener(e -> {	1✔
100	Note selected = notesList.getSelectedValue();	1✔
101	if (selected != null) {	1✔
102	editMode = true;	1✔
103	editingNoteId = selected.getId();	1✔
104	noteTextArea.setText(selected.getText());	1✔
105	saveButton.setText("Update");	1✔
106	}
107	});	1✔
108
109	deleteButton = new JButton("Delete");	1✔
110	deleteButton.setName("deleteButton");	1✔
111	deleteButton.setEnabled(false);	1✔
112	deleteButton.addActionListener(e -> {	1✔
113	Note selected = notesList.getSelectedValue();	1✔
114	if (selected != null) {	1✔
115	noteController.deleteNote(selected.getId());	1✔
116	}
117	});	1✔
118
119	errorLabel = new JLabel(" ");	1✔
120	errorLabel.setName("errorLabel");	1✔
121	errorLabel.setForeground(Color.RED);	1✔
122
123	JPanel topPanel = new JPanel(new BorderLayout());	1✔
124	topPanel.add(categoryComboBox, BorderLayout.NORTH);	1✔
125	topPanel.add(new JScrollPane(noteTextArea), BorderLayout.CENTER);	1✔
126	topPanel.add(saveButton, BorderLayout.SOUTH);	1✔
127
128	JPanel buttonPanel = new JPanel(new FlowLayout(FlowLayout.LEFT));	1✔
129	buttonPanel.add(editButton);	1✔
130	buttonPanel.add(deleteButton);	1✔
131
132	JPanel centerPanel = new JPanel(new BorderLayout());	1✔
133	centerPanel.add(new JScrollPane(notesList), BorderLayout.CENTER);	1✔
134	centerPanel.add(buttonPanel, BorderLayout.SOUTH);	1✔
135
136	add(topPanel, BorderLayout.NORTH);	1✔
137	add(centerPanel, BorderLayout.CENTER);	1✔
138	add(errorLabel, BorderLayout.SOUTH);	1✔
139	}	1✔
140
141	public void setNoteController(NoteController noteController) {
142	this.noteController = noteController;	1✔
143	}	1✔
144
145	@Override
146	public void showAllCategories(List<Category> categories) {
147	categoryComboBoxModel.removeAllElements();	1✔
148	categoryIdToName.clear();	1✔
149	for (Category category : categories) {	1✔
150	categoryComboBoxModel.addElement(new CategoryItem(category));	1✔
151	categoryIdToName.put(category.getId(), category.getName());	1✔
152	}	1✔
153	}	1✔
154
155	@Override
156	public void showAllNotes(List<Note> notes) {
157	notesListModel.clear();	1✔
158	for (Note note : notes) {	1✔
159	notesListModel.addElement(note);	1✔
160	}	1✔
161	}	1✔
162
163	@Override
164	public void noteAdded(Note note) {
165	notesListModel.addElement(note);	1✔
166	noteTextArea.setText("");	1✔
167	}	1✔
168
169	@Override
170	public void noteUpdated(Note note) {
171	for (int i = 0; i < notesListModel.size(); i++) {	1✔
172	if (notesListModel.get(i).getId().equals(note.getId())) {	1✔
173	notesListModel.set(i, note);	1✔
174	break;	1✔
175	}
176	}
177	editMode = false;	1✔
178	editingNoteId = null;	1✔
179	saveButton.setText("Save");	1✔
180	noteTextArea.setText("");	1✔
181	}	1✔
182
183	@Override
184	public void noteDeleted(Note note) {
185	for (int i = 0; i < notesListModel.size(); i++) {	1✔
186	if (notesListModel.get(i).getId().equals(note.getId())) {	1✔
187	notesListModel.remove(i);	1✔
188	break;	1✔
189	}
190	}
191	}	1✔
192
193	@Override
194	public void showError(String message) {
195	errorLabel.setText(message);	×
196	}	×
197
198	private static class CategoryItem {
199	private final Category category;
200
201	public CategoryItem(Category category) {	1✔
202	this.category = category;	1✔
203	}	1✔
204
205	public String getId() {
206	return category.getId();	1✔
207	}
208
209	@Override
210	public String toString() {
211	return category.getName();	1✔
212	}
213	}
214	}

Irfancpv99 / Note-Manager / #37

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