[Wang Silang] iP

README.md

@@ -21,4 +21,8 @@ Prerequisites: JDK 11, update Intellij to the most recent version.
    | | | | | | | |/ / _ \
    | |_| | |_| |   <  __/
    |____/ \__,_|_|\_\___|
+
+
    ```
+
+wang silang

src/main/java/Deadlines.java

@@ -0,0 +1,23 @@
+public class Deadlines extends Task {
+    private String endTime;
+    private String taskLabel = "[D]";
+    public Deadlines (String input){
+        super(input.substring(9,input.indexOf('/') - 1)); // Sanitize input by removing "deadline" at the start
+        super.setTaskLabel(taskLabel);
+        endTime = "(" + getEndTime(input) + ")";
+    }
+    // Method of StringBuffer operation taken from
+    // https://www.geeksforgeeks.org/insert-a-string-into-another-string-in-java/
+    @Override
+    public String getEndTime(String input){
+        String deadline = input.substring(input.indexOf('/') + 1); // endTime of task is the string after '/'
+        StringBuffer deadlineCorrectFormat = new StringBuffer(deadline); // convert to StringBuffer for inserting ':'
+        deadlineCorrectFormat.insert(2,":");
+        return deadlineCorrectFormat.toString();
+    }
+
+    @Override
+    public String toString(){
+        return this.taskLabel + this.mark + " " + this.description + " " + this.endTime;
+    }
+}

src/main/java/Duke.java

@@ -1,3 +1,8 @@
+import jdk.jfr.Event;
+
+import java.util.Arrays;
+import java.util.Scanner;
+
 public class Duke {
     public static void main(String[] args) {
         String logo = " ____        _        \n"
@@ -6,5 +11,87 @@ public static void main(String[] args) {
                 + "| |_| | |_| |   <  __/\n"
                 + "|____/ \\__,_|_|\\_\\___|\n";
         System.out.println("Hello from\n" + logo);
+        greetLine();
+        addList();
+        exitLine();
+    }
+    public static void greetLine(){
+        System.out.println("How may I be of service?");
+    }
+    public static void echo()
+    {
+        String line;
+        Scanner in = new Scanner(System.in);
+        line = in.nextLine();
+        while(!line.equals("bye")) {
+            System.out.println(line);
+            line = in.nextLine();
+        }
+    }
+    public static void exitLine(){
+        System.out.println("Glad I could be of help!");
+    }
+
+    public static void addList()
+    {
+        Task[] list = new Task[100];
+        String line;
+        Scanner in = new Scanner(System.in);
+        line = in.nextLine();
+        int numOfItems = 0;
+        while(!line.equals("bye")) { // condition to shut down program
+            if(line.equals("list")) { // users wants to know all text so far
+                printCurrentList(list, numOfItems);
+            }
+            else if(line.startsWith("mark")){
+                mark(line, list);
+                printCurrentList(list, numOfItems);
+            }
+            else if(line.startsWith("unmark")){
+                unmark(line,list);
+                printCurrentList(list, numOfItems);
+            }
+            else { // new tasks keyed in by user
+                Task newTask = new Task(line);
+                if(line.startsWith("todo")){
+                    newTask = new ToDos(line);
+                }
+                else if(line.startsWith("deadline")){
+                    newTask = new Deadlines(line);
+                }
+                else{
+                    newTask = new Events(line);
+                }
+                list[numOfItems] = newTask;
+                ++numOfItems;
+            }
+            line = in.nextLine(); // read in next line of text
+        }
+    }
+
+    public static void mark(String task, Task[] list)
+    {
+        String indexOfTask = task.substring(5); // get the number of task to be marked
+        Task taskToBeMarked = list[Integer.parseInt(indexOfTask) - 1]; // convert from 1-based to 0-based
+        taskToBeMarked.markTask();
+        System.out.println("Sir, your task has been marked as completed.");
+    }
+
+    public static void unmark(String task, Task[] list)
+    {
+        String indexOfTask = task.substring(7);
+        Task taskToBeMarked = list[Integer.parseInt(indexOfTask) - 1]; // convert from 1-based to 0-based
+        taskToBeMarked.unmarkTask();
+        System.out.println("Sir, your task has been unmarked as requested.");
+    }
+
+    public static void printCurrentList(Task[] list, int numOfItems)
+    {
+        Task[] subList = Arrays.copyOf(list, numOfItems);
+        System.out.println("Your current list of items as requested, sir.");
+        for(int i = 0; i < subList.length; ++i)
+        {
+            System.out.println(Integer.toString(i+1) + "." + subList[i]);
+        }
     }
 }

src/main/java/Events.java

@@ -0,0 +1,33 @@
+public class Events extends Task{
+    private String timeLine;
+    private String taskLabel = "[E]";
+    public Events (String input){
+        super(input.substring(6,input.indexOf('/') - 1));
+        super.setTaskLabel(taskLabel);
+        timeLine = "(" + getStartTime(input) + getEndTime(input) + ")";
+    }
+    public String[] splitInput(String input){
+        String[] inputAfterSplit = input.split("/", 3); // split twice to generate three strings
+        return inputAfterSplit;
+    }
+    @Override
+    public String getStartTime(String input){
+        String[] inputAfterSplit = splitInput(input);
+        String startTime = inputAfterSplit[1];
+        StringBuffer startTimeCorrectFormat = new StringBuffer(startTime);
+        startTimeCorrectFormat.insert(4,":");
+        return startTimeCorrectFormat.toString();
+    }
+    @Override
+    public String getEndTime(String input){
+        String[] inputAfterSplit = splitInput(input);
+        String startTime = inputAfterSplit[2];
+        StringBuffer endTimeCorrectFormat = new StringBuffer(startTime); // convert to StringBuffer for inserting ':'
+        endTimeCorrectFormat.insert(2,":");
+        return endTimeCorrectFormat.toString();
+    }
+    @Override
+    public String toString(){
+        return this.taskLabel + this.mark + " " + this.description + " " + this.timeLine;
+    }
+}

src/main/java/Task.java

@@ -0,0 +1,31 @@
+public class Task {
+    protected String taskLabel;
+    protected String description;
+    protected String mark;
+    public Task(String input) {
+        this.description = input;
+        this.taskLabel = "To be replaced by labels";
+        this.mark = "[ ]";
+    }
+    public String getTaskLabel() {
+        return taskLabel;
+    }
+    public String getDescription() {
+        return description;
+    }
+    public String getStartTime(String input){
+        return "To be overridden by subclass' methods";
+    }
+    public String getEndTime(String input){
+        return "To be overridden by subclass' methods";
+    }
+    public void setTaskLabel(String taskLabel) {
+        this.taskLabel = taskLabel;
+    }
+    public void markTask(){
+        this.mark = "[X]";
+    }
+    public void unmarkTask(){
+        this.mark = "[ ]";
+    }
+}

src/main/java/ToDos.java

@@ -0,0 +1,11 @@
+public class ToDos extends Task {
+    private String taskLabel = "[T]";
+    public ToDos (String input){
+        super(input.substring(5)); // for ToDos tasks, description = input
+        super.setTaskLabel(taskLabel);
+    }
+    @Override
+    public String toString(){
+        return this.taskLabel + this.mark + " " + this.description;
+    }
+}

text-ui-test/EXPECTED.TXT

@@ -5,3 +5,5 @@ Hello from
 | |_| | |_| |   <  __/
 |____/ \__,_|_|\_\___|
 
+How may I be of service?
+Glad I could be of help!

text-ui-test/input.txt

@@ -0,0 +1,2 @@
+todo CS2113 assignment
+bye