Lab3/src/main/java/org/lumijiez/Main.java

@@ -3,16 +3,9 @@ package org.lumijiez;
 import org.lumijiez.gui.MainFrame;
 
 import javax.swing.*;
-import java.io.IOException;
 
 public class Main {
     public static void main(String[] args) {
-        SwingUtilities.invokeLater(() -> {
+        SwingUtilities.invokeLater(() -> new MainFrame().setVisible(true));
-            try {
-                new MainFrame().setVisible(true);
-            } catch (IOException e) {
-                throw new RuntimeException(e);
-            }
-        });
     }
 }

Lab3/src/main/java/org/lumijiez/base/Document.java

@@ -0,0 +1,33 @@
+package org.lumijiez.base;
+
+import org.lumijiez.enums.FileType;
+import org.lumijiez.interfaces.IDocument;
+
+import java.util.Date;
+
+public class Document implements IDocument {
+    private String fullFilename = "";
+    private FileType fileType;
+    private Date createdAt;
+    private Date modifiedAt;
+
+    @Override
+    public String getFilename() {
+        return null;
+    }
+
+    @Override
+    public String getExtension() {
+        return null;
+    }
+
+    @Override
+    public Date getCreatedTime() {
+        return null;
+    }
+
+    @Override
+    public Date getModificationTime() {
+        return null;
+    }
+}

Lab3/src/main/java/org/lumijiez/enums/DiffType.java

@@ -0,0 +1,15 @@
+package org.lumijiez.enums;
+
+public enum DiffType {
+    CREATE(StateType.NEW), DELETE(StateType.DELETED), MODIFY(StateType.MODIFIED), NONE(StateType.NONE);
+
+    private final StateType type;
+
+    DiffType(StateType type) {
+        this.type = type;
+    }
+
+    public StateType getState() {
+        return type;
+    }
+}

Lab3/src/main/java/org/lumijiez/enums/FileType.java

@@ -0,0 +1,16 @@
+package org.lumijiez.enums;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public enum FileType {
+    IMAGE, PLAINTEXT, FILE, CODE;
+    public List<String> typeExtensions;
+
+    static {
+        IMAGE.typeExtensions = new ArrayList<>(List.of("jpg", "png"));
+        PLAINTEXT.typeExtensions = new ArrayList<>(List.of("txt", "csv"));
+        FILE.typeExtensions = new ArrayList<>(List.of("doc", "pdf", "zip"));
+        CODE.typeExtensions = new ArrayList<>(List.of("java", "cpp", "py"));
+    }
+}

Lab3/src/main/java/org/lumijiez/enums/StateType.java

@@ -1,14 +1,14 @@
-package org.lumijiez.util;
+package org.lumijiez.enums;
 
 public enum StateType {
     NEW("Created"), MODIFIED("Modified"), DELETED("Deleted"), NONE("Nothing");
 
-    private final String name;
+    private final String action;
     StateType(String name) {
-        this.name = name;
+        this.action = name;
     }
 
-    public String getName() {
+    public String getAction() {
-        return this.name;
+        return this.action;
     }
 }

Lab3/src/main/java/org/lumijiez/gui/MainFrame.java

@@ -4,16 +4,18 @@ import org.lumijiez.tracker.TrackerThread;
 import javax.swing.*;
 import java.awt.*;
 import java.io.File;
-import java.io.IOException;
 import java.nio.file.Path;
 import java.util.*;
 
 public class MainFrame extends JFrame {
+    public static Path FOLDER_PATH;
     private final JScrollPane fileListScrollPane = new JScrollPane();
+    private final JScrollPane fileInfoScrollPane = new JScrollPane();
     private final JList<String> fileList = new JList<>();
     private final JLabel pathLabel = new JLabel();
     private final JScrollPane mainScrollPane = new JScrollPane();
     private final JTextPane mainTextPane = new JTextPane();
+    private final JTextPane fileInfoTextPane = new JTextPane();
     private final JLabel snapshotLabel = new JLabel();
     private final JButton CommitButton = new JButton();
     private final JButton StatusButton = new JButton();
@@ -25,7 +27,7 @@ public class MainFrame extends JFrame {
     private final Map<File, byte[]> fileContents = new HashMap<>();
     private TrackerThread tracker;
 
-    public MainFrame() throws IOException {
+    public MainFrame() {
         initComponents();
     }
 
@@ -40,20 +42,22 @@ public class MainFrame extends JFrame {
 
         int returnVal = folderChooser.showOpenDialog(this);
         if (returnVal == JFileChooser.APPROVE_OPTION) {
-            tracker = new TrackerThread(mainTextPane, Path.of(folderChooser.getSelectedFile().getAbsolutePath()), fileContents, fileList);
+            FOLDER_PATH = Path.of(folderChooser.getSelectedFile().getAbsolutePath());
+            tracker = new TrackerThread(mainTextPane, fileContents, fileList);
             tracker.start();
         }
 
         fileList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
         fileListScrollPane.setViewportView(fileList);
 
-        snapshotLabel.setFont(new java.awt.Font("Trebuchet MS", Font.PLAIN, 18)); // NOI18N
+        snapshotLabel.setFont(new java.awt.Font("Trebuchet MS", Font.PLAIN, 18));
         snapshotLabel.setText("Last snapshot: " + new Date());
 
         mainScrollPane.setViewportView(mainTextPane);
+        fileInfoScrollPane.setViewportView(fileInfoTextPane);
 
-        pathLabel.setFont(new java.awt.Font("Trebuchet MS", Font.PLAIN, 18)); // NOI18N
+        pathLabel.setFont(new java.awt.Font("Trebuchet MS", Font.PLAIN, 18));
-        pathLabel.setText("Currently tracking: " + folderChooser.getSelectedFile().getAbsolutePath());
+        pathLabel.setText("Currently tracking: " + FOLDER_PATH.toString());
 
         CommitButton.setText("Commit");
         CommitButton.addActionListener(this::CommitButtonActionPerformed);
@@ -84,35 +88,32 @@ public class MainFrame extends JFrame {
                         .addGroup(layout.createSequentialGroup()
                                 .addContainerGap()
                                 .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING)
-                                        .addComponent(pathLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                         .addComponent(snapshotLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                                        .addComponent(pathLabel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                                         .addGroup(layout.createSequentialGroup()
                                                 .addComponent(fileListScrollPane, GroupLayout.PREFERRED_SIZE, 195, GroupLayout.PREFERRED_SIZE)
                                                 .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                                 .addComponent(mainScrollPane, GroupLayout.PREFERRED_SIZE, 599, GroupLayout.PREFERRED_SIZE)
                                                 .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                                 .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING)
-                                                        .addGroup(layout.createSequentialGroup()
+                                                        .addComponent(CommitButton, GroupLayout.DEFAULT_SIZE, 234, Short.MAX_VALUE)
-                                                                .addComponent(CommitButton)
+                                                        .addComponent(fileInfoScrollPane))))
-                                                                .addGap(0, 1, Short.MAX_VALUE))
-                                                        .addComponent(StatusButton, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))))
                                 .addContainerGap())
         );
         layout.setVerticalGroup(
                 layout.createParallelGroup(GroupLayout.Alignment.LEADING)
                         .addGroup(GroupLayout.Alignment.TRAILING, layout.createSequentialGroup()
                                 .addComponent(snapshotLabel, GroupLayout.PREFERRED_SIZE, 28, GroupLayout.PREFERRED_SIZE)
-                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
+                                .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                 .addComponent(pathLabel, GroupLayout.PREFERRED_SIZE, 28, GroupLayout.PREFERRED_SIZE)
                                 .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
                                 .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING)
-                                        .addGroup(layout.createParallelGroup(GroupLayout.Alignment.LEADING, false)
+                                        .addComponent(fileListScrollPane, GroupLayout.DEFAULT_SIZE, 573, Short.MAX_VALUE)
-                                                .addComponent(fileListScrollPane, GroupLayout.DEFAULT_SIZE, 573, Short.MAX_VALUE)
+                                        .addComponent(mainScrollPane)
-                                                .addComponent(mainScrollPane))
                                         .addGroup(layout.createSequentialGroup()
                                                 .addComponent(CommitButton)
                                                 .addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
-                                                .addComponent(StatusButton)))
+                                                .addComponent(fileInfoScrollPane)))
                                 .addContainerGap()));
         pack();
     }

Lab3/src/main/java/org/lumijiez/interfaces/IDocument.java

@@ -0,0 +1,10 @@
+package org.lumijiez.interfaces;
+
+import java.util.Date;
+
+public interface IDocument {
+    public String getFilename();
+    public String getExtension();
+    public Date getCreatedTime();
+    public Date getModificationTime();
+}

Lab3/src/main/java/org/lumijiez/tracker/TrackerThread.java

@@ -1,26 +1,24 @@
 package org.lumijiez.tracker;
 
-import org.lumijiez.util.DiffType;
+import org.lumijiez.gui.MainFrame;
+import org.lumijiez.enums.DiffType;
 import org.lumijiez.util.FileDiffer;
-import org.lumijiez.util.StateType;
+import org.lumijiez.enums.StateType;
 
 import javax.swing.*;
 import java.io.File;
-import java.nio.file.*;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.Map;
 
 public class TrackerThread extends Thread {
     private final JTextPane textPane;
-    private final Path path;
     private Map<File, byte[]> fileContents;
-    private final JList<String> fileList;
     private final Map<File, StateType> fileStates = new HashMap<>();
+    private final JList<String> fileList;
 
-    public TrackerThread(JTextPane textPane, Path path, Map<File, byte[]> files, JList<String> fileList) {
+    public TrackerThread(JTextPane textPane, Map<File, byte[]> files, JList<String> fileList) {
         this.textPane = textPane;
-        this.path = path;
         this.fileContents = files;
         this.fileList = fileList;
         init();
@@ -28,19 +26,14 @@ public class TrackerThread extends Thread {
 
     public void init() {
         System.out.println("Init called");
-        fileContents = FileDiffer.crawlDirectory(path);
+        fileContents = FileDiffer.crawlDirectory(MainFrame.FOLDER_PATH);
-
+        ArrayList<File> fList = new ArrayList<>(fileContents.keySet());
-        ArrayList<String> fileNames = new ArrayList<>();
-
-        for (File file : fileContents.keySet()) {
-            fileNames.add(file.getName());
-        }
         fileList.setModel(new AbstractListModel<>() {
             public int getSize() {
-                return fileNames.size();
+                return fList.size();
             }
             public String getElementAt(int i) {
-                return fileNames.get(i);
+                return fList.get(i).getName();
             }
         });
     }
@@ -50,42 +43,37 @@ public class TrackerThread extends Thread {
     }
 
     public void checkDirectory() {
-        Map<DiffType, ArrayList<File>> result = FileDiffer.diff(fileContents, FileDiffer.crawlDirectory(path));
+        Map<DiffType, ArrayList<File>> result = FileDiffer.diff(fileContents, FileDiffer.crawlDirectory(MainFrame.FOLDER_PATH));
 
         StringBuilder toShow = new StringBuilder();
 
-        boolean created = false, deleted = false, modified = false;
+        boolean somethingNew = false;
-        if (!result.get(DiffType.CREATE).isEmpty()) {
+
-            created = true;
+        for (DiffType type : result.keySet()) {
-            for (File file : result.get(DiffType.CREATE)) {
+            for (File file : result.get(type)) {
-                fileStates.put(file, StateType.NEW);
+                somethingNew = true;
+                System.out.println("File changed " + file.getName() + " " + type.getState().getAction());
+                fileStates.put(file, type.getState());
             }
-            System.out.println("Created");
         }
 
-        if (!result.get(DiffType.DELETE).isEmpty()) {
+        if (somethingNew) {
-            deleted = true;
-            for (File file : result.get(DiffType.DELETE)) {
-                fileStates.put(file, StateType.DELETED);
-            }
-            System.out.println("Deleted");
-        }
-
-        if (!result.get(DiffType.MODIFY).isEmpty()) {
-            modified = true;
-            for (File file : result.get(DiffType.MODIFY)) {
-                fileStates.put(file, StateType.MODIFIED);
-            }
-            System.out.println("Modified");
-        }
-
-        if (created || deleted || modified) {
             init();
             for (File file : fileStates.keySet()) {
                 if (fileStates.get(file) != StateType.NONE) {
-                    toShow.append(file.getName()).append(" has been ").append(fileStates.get(file).getName()).append("<br>");
+                    if (fileStates.get(file) == StateType.NEW) {
+                        toShow.append("<span color=\"green\">");
+                    }
+                    if (fileStates.get(file) == StateType.DELETED) {
+                        toShow.append("<span color=\"red\">");
+                    }
+                    if (fileStates.get(file) == StateType.MODIFIED) {
+                        toShow.append("<span color=\"orange\">");
+                    }
+                    toShow.append(file.getName()).append(" has been ").append(fileStates.get(file).getAction()).append("</span><br>");
                 }
             }
+            // System.out.println(toShow.toString());
             textPane.setText(toShow.toString());
         }
     }
@@ -94,7 +82,6 @@ public class TrackerThread extends Thread {
     public void run() {
         while(this.isAlive()) {
             checkDirectory();
-            //Thread.sleep(200);
         }
     }
 }

Lab3/src/main/java/org/lumijiez/util/DiffType.java

@@ -1,5 +0,0 @@
-package org.lumijiez.util;
-
-public enum DiffType {
-    CREATE, DELETE, MODIFY, NONE
-}

Lab3/src/main/java/org/lumijiez/util/FileDiffer.java

@@ -1,5 +1,7 @@
 package org.lumijiez.util;
 
+import org.lumijiez.enums.DiffType;
+
 import java.io.File;
 import java.io.IOException;
 import java.nio.file.Files;
@@ -12,32 +14,27 @@ import java.util.stream.Stream;
 
 public class FileDiffer {
     public static Map<DiffType, ArrayList<File>> diff(Map<File, byte[]> oldFiles, Map<File, byte[]> newFiles) {
-        Map<DiffType, ArrayList<File>> result = new HashMap<>();
+        Map<DiffType, ArrayList<File>> result = Map.of(
-
+                        DiffType.CREATE, new ArrayList<>(),
-        ArrayList<File> newFileList = new ArrayList<>();
+                        DiffType.DELETE, new ArrayList<>(),
-        ArrayList<File> deletedFileList = new ArrayList<>();
+                        DiffType.MODIFY, new ArrayList<>());
-        ArrayList<File> modifiedFileList = new ArrayList<>();
 
         for (File file : oldFiles.keySet()) {
             if (newFiles.get(file) != null) {
                 if (Arrays.compare(oldFiles.get(file), newFiles.get(file)) != 0) {
-                    modifiedFileList.add(file);
+                    result.get(DiffType.MODIFY).add(file);
                 }
             } else {
-                deletedFileList.add(file);
+                result.get(DiffType.DELETE).add(file);
             }
         }
 
         for (File file : newFiles.keySet()) {
             if (oldFiles.get(file) == null) {
-                newFileList.add(file);
+                result.get(DiffType.CREATE).add(file);
             }
         }
 
-        result.put(DiffType.CREATE, newFileList);
-        result.put(DiffType.DELETE, deletedFileList);
-        result.put(DiffType.MODIFY, modifiedFileList);
-
         return result;
     }