[Cheah Yan (Xie Yan)] iP

data/duke.txt

@@ -0,0 +1,4 @@
+todo laundry
+deadline return book /by 02/12/2019 1800
+event return b ook /at 09/12/2012 1900
+done 2

src/main/java/duke/Deadline.java

@@ -0,0 +1,22 @@
+package duke;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+public class Deadline extends Task {
+
+    protected LocalDateTime date;
+
+    public Deadline(String description, String date) {
+        super(description);
+
+        DateTimeFormatter scanned = DateTimeFormatter.ofPattern("dd/MM/yyyy HHmm");
+        this.date = LocalDateTime.parse(date, scanned);
+    }
+
+    @Override
+    public String toString() {
+        DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern("dd MMM yyyy hh:mma");
+        return "[D]" + super.toString() + " (by: " + this.date.format(dateFormat) + ")";
+    }
+}

src/main/java/duke/Duke.java

@@ -0,0 +1,213 @@
+package duke;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.FileWriter;
+import java.io.IOException;
+import java.sql.SQLOutput;
+import java.util.Scanner;
+import java.util.ArrayList;
+
+public class Duke {
+
+    protected static final String LOCAL_FILE = "data/duke.txt";
+
+    public static void appendToFile(String filePath, String textToAppend) throws IOException {
+        FileWriter fw = new FileWriter(filePath, true); // create a FileWriter in append mode
+        fw.write(textToAppend);
+        fw.close();
+    }
+
+
+    public static void main(String[] args) {
+
+        String logo = " ____        _        \n"
+                + "|  _ \\ _   _| | _____ \n"
+                + "| | | | | | | |/ / _ \\\n"
+                + "| |_| | |_| |   <  __/\n"
+                + "|____/ \\__,_|_|\\_\\___|\n";
+        System.out.println("Hello from\n" + logo);
+        System.out.println("What can I do for you?");
+
+        Scanner sc = new Scanner(System.in);
+        String a = sc.nextLine();
+        String[] b = a.split(" ", 2);
+
+        ArrayList<Task> history = new ArrayList<>();
+
+        File importedFile = new File(LOCAL_FILE);
+
+        try {
+            importedFile.createNewFile();
+        } catch (IOException error) {
+            System.out.println("Ensure you have created a folder named 'data' within the main project directory!");
+        }
+
+        try {
+            Scanner fileScanner = new Scanner(importedFile);
+            while (fileScanner.hasNext()) {
+                String fileData = fileScanner.nextLine();
+                String[] details = fileData.split(" ", 2);
+
+                if (details[0].equals("done")) {
+                    int taskIndex = Integer.valueOf(details[1]);
+                    Task completedTask = history.get(taskIndex - 1);
+                    completedTask.Done();
+
+                } else if (details[0].equals("todo")) {
+                    ToDo task = new ToDo(details[1]);
+                    history.add(task);
+
+                } else if (details[0].equals("deadline")) {
+                    String[] c = details[1].split(" /by ", 2);
+                    Deadline task = new Deadline(c[0], c[1]);
+                    history.add(task);
+
+                } else if (details[0].equals("event")) {
+                    String[] c = details[1].split(" /at ", 2);
+                    Event task = new Event(c[0], c[1]);
+                    history.add(task);
+
+                } else if (details[0].equals("delete")) {
+                    int taskIndex = Integer.valueOf(details[1]);
+                    Task removed = history.get(taskIndex - 1);
+
+                    history.remove(taskIndex - 1);
+                }
+            }
+        } catch (FileNotFoundException e) {
+            System.out.println("Something went wrong: " + e.getMessage());
+        }
+
+
+            while (!a.equals("bye")) {
+                try {
+                    if (a.equals("list")) {
+                        System.out.println("Here are the tasks in your list:");
+
+                        int length = history.size();
+                        for (int i = 0; i < length; i++) {
+                            System.out.println(String.valueOf(i + 1) + ". " + history.get(i));
+                        }
+                        a = sc.nextLine();
+                        b = a.split(" ", 2);
+
+                    } else if (b[0].equals("done")) {
+                        try {
+                            int taskIndex = Integer.valueOf(b[1]);
+                            Task completedTask = history.get(taskIndex - 1);
+                            completedTask.Done();
+                            System.out.println("Nice! I have marked this task as done!");
+                            System.out.println(completedTask);
+
+                            try {
+                                appendToFile(LOCAL_FILE, a + System.lineSeparator());
+                            } catch (IOException e) {
+                                System.out.println("Something went wrong: " + e.getMessage());
+                            }
+
+                            a = sc.nextLine();
+                            b = a.split(" ", 2);
+                        } catch (ArrayIndexOutOfBoundsException error) {
+                            System.out.println(":(( sorry bud but which specific task is done?");
+
+                            a = sc.nextLine();
+                            b = a.split(" ", 2);
+                        }
+                    } else if (b[0].equals("todo")) {
+                        try {
+                            ToDo task = new ToDo(b[1]);
+                            history.add(task);
+                            int length = history.size();
+
+                            System.out.println("Added task:");
+                            System.out.println(task);
+                            System.out.println("You have " + length + " tasks in the list");
+
+                            try {
+                                appendToFile(LOCAL_FILE, a + System.lineSeparator());
+                            } catch (IOException e) {
+                                System.out.println("Something went wrong: " + e.getMessage());
+                            }
+
+                            a = sc.nextLine();
+                            b = a.split(" ", 2);
+                        } catch (ArrayIndexOutOfBoundsException error) {
+                            System.out.println(":(( sorry bud but the description of your todo cannot be empty!");
+
+                            a = sc.nextLine();
+                            b = a.split(" ", 2);
+                        }
+                    } else if (b[0].equals("deadline")) {
+                        String[] c = b[1].split(" /by ", 2);
+                        Deadline task = new Deadline(c[0], c[1]);
+                        history.add(task);
+                        int length = history.size();
+
+                        System.out.println("Added task:");
+                        System.out.println(task);
+                        System.out.println("You have " + String.valueOf(length) + " tasks in the list");
+
+                        try {
+                            appendToFile(LOCAL_FILE, a + System.lineSeparator());
+                        } catch (IOException e) {
+                            System.out.println("Something went wrong: " + e.getMessage());
+                        }
+
+                        a = sc.nextLine();
+                        b = a.split(" ", 2);
+
+                    } else if (b[0].equals("event")) {
+                        String[] c = b[1].split(" /at ", 2);
+                        Event task = new Event(c[0], c[1]);
+                        history.add(task);
+                        int length = history.size();
+
+                        System.out.println("Added task:");
+                        System.out.println(task);
+                        System.out.println("You have " + String.valueOf(length) + " tasks in the list");
+
+                        try {
+                            appendToFile(LOCAL_FILE, a + System.lineSeparator());
+                        } catch (IOException e) {
+                            System.out.println("Something went wrong: " + e.getMessage());
+                        }
+
+                        a = sc.nextLine();
+                        b = a.split(" ", 2);
+                    } else if (b[0].equals("delete")) {
+                        int taskIndex = Integer.valueOf(b[1]);
+                        Task removed = history.get(taskIndex - 1);
+
+                        history.remove(taskIndex - 1);
+                        int length = history.size();
+
+                        System.out.println("Ok! I have removed this task:");
+                        System.out.println(removed);
+                        System.out.println("Now you have " + String.valueOf(length) + " tasks in the list.");
+
+                        try {
+                            appendToFile(LOCAL_FILE, a + System.lineSeparator());
+                        } catch (IOException e) {
+                            System.out.println("Something went wrong: " + e.getMessage());
+                        }
+
+                        a = sc.nextLine();
+                        b = a.split(" ", 2);
+                    } else {
+                        throw new DukeException("I do not know what you want to do!");
+                    }
+                } catch (DukeException error) {
+                    System.out.println(error);
+
+                    a = sc.nextLine();
+                    b = a.split(" ", 2);
+                }
+            }
+            System.out.println("Bye! Hope to see you again soon!");
+            sc.close();
+
+    }
+}

src/main/java/duke/DukeException.java

@@ -0,0 +1,15 @@
+package duke;
+
+public class DukeException extends Exception {
+
+    protected String errorMessage;
+
+    public DukeException(String errorMessage) {
+        this.errorMessage = errorMessage;
+    }
+
+    @Override
+    public String toString() {
+        return ":(( sorry bud but " + this.errorMessage;
+    }
+}

src/main/java/duke/Event.java

@@ -0,0 +1,23 @@
+package duke;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+
+public class Event extends Task {
+
+    protected LocalDateTime date;
+
+
+    public Event(String description, String date) {
+        super(description);
+
+        DateTimeFormatter scanned = DateTimeFormatter.ofPattern("dd/MM/yyyy HHmm");
+        this.date = LocalDateTime.parse(date, scanned);
+    }
+
+    @Override
+    public String toString() {
+        DateTimeFormatter dateFormat = DateTimeFormatter.ofPattern("dd MMM yyyy hh:mma");
+        return "[E]" + super.toString() + " (at: " + this.date.format(dateFormat) + ")";
+    }
+}

src/main/java/duke/Task.java

@@ -0,0 +1,28 @@
+package duke;
+
+public class Task {
+    protected String description;
+    protected boolean isDone;
+
+    public Task(String description) {
+        this.description = description;
+        this.isDone = false;
+    }
+
+    public String convertToFile() {
+        return this.description;
+    }
+
+    public String getStatusIcon() {
+        return (isDone ? "X" : " ");
+    }
+
+    public void Done() {
+        this.isDone = true;
+    }
+
+    @Override
+    public String toString() {
+        return "[" + getStatusIcon() + "] " + this.description;
+    }
+}

src/main/java/duke/ToDo.java

@@ -0,0 +1,13 @@
+package duke;
+
+public class ToDo extends Task {
+
+    public ToDo(String description) {
+        super(description);
+    }
+
+    @Override
+    public String toString() {
+        return "[T]" + super.toString();
+    }
+}

text-ui-test/EXPECTED.TXT

@@ -5,3 +5,4 @@ Hello from
 | |_| | |_| |   <  __/
 |____/ \__,_|_|\_\___|
 
+What can I do for you?