[Tai Kah Kiang] iP

.gitignore

@@ -15,3 +15,5 @@ bin/
 
 /text-ui-test/ACTUAL.txt
 text-ui-test/EXPECTED-UNIX.TXT
+
+checkstyle.xml

Duke.txt

@@ -0,0 +1,2 @@
+1. [T][ ] ` 
+2. [D][ ] ` (by: 99)

README.md

@@ -8,9 +8,9 @@ Prerequisites: JDK 11, update Intellij to the most recent version.
 
 1. Open Intellij (if you are not in the welcome screen, click `File` > `Close Project` to close the existing project first)
 1. Open the project into Intellij as follows:
-   1. Click `Open`.
-   1. Select the project directory, and click `OK`.
-   1. If there are any further prompts, accept the defaults.
+    1. Click `Open`.
+    1. Select the project directory, and click `OK`.
+    1. If there are any further prompts, accept the defaults.
 1. Configure the project to use **JDK 11** (not other versions) as explained in [here](https://www.jetbrains.com/help/idea/sdk.html#set-up-jdk).<br>
    In the same dialog, set the **Project language level** field to the `SDK default` option.
 3. After that, locate the `src/main/java/Duke.java` file, right-click it, and choose `Run Duke.main()` (if the code editor is showing compile errors, try restarting the IDE). If the setup is correct, you should see something like the below as the output:
@@ -21,4 +21,4 @@ Prerequisites: JDK 11, update Intellij to the most recent version.
    | | | | | | | |/ / _ \
    | |_| | |_| |   <  __/
    |____/ \__,_|_|\_\___|
-   ```
+   ```

docs/README.md

@@ -1,29 +1,141 @@
-# User Guide
 
-## Features 
 
-### Feature-ABC
+# Welcome to Duke!
+Duke is a CLI-based todo application.
+# Getting started
+After running the JAR file, an output file named "Duke.txt" will be created in the same directory of the JAR.  Output will be saved into the file before the program exits, and the file will be reread the next time Duke runs.
 
-Description of the feature.
+To run the file, from the terminal, go to the same directory as your Duke.jar file, and run the command `java -jar Duke.jar`
 
-### Feature-XYZ
 
-Description of the feature.
+# Features and usage
+| Notation | Meaning  |
+|--|--|
+| [T] | todo  |
+| [D] | deadline|
+| [E] | event |
+| [ ] | incomplete task
+| [X] | completed task
 
-## Usage
 
-### `Keyword` - Describe action
 
-Describe the action and its outcome.
 
-Example of usage: 
+## Add
+There are three types of tasks to be added. Namely, todo, deadline and event.
+### Todo
 
-`keyword (optional arguments)`
+To add a todo,  command should be typed in the format
+`todo (taskname)`
+Example of a valid input:
+`todo get groceries`
 
-Expected outcome:
+Sample usage:
 
-Description of the outcome.
+    todo buy groceries
+        ____________________________________________________________
+	    Got it. I've added this task:
+	    [T][ ] buy groceries
+	    Now you have 1 task in the list.
+	    ____________________________________________________________
+
+
+
+### Event / Deadline
+
+To add an event or a deadline, command should be typed in the format `event (taskname) /(dd-MM-yyyy HH:mm)` or
+`event (taskname) /(additional info)`
+
+:white_check_mark: Sample usage with valid input:
+
+
+    deadline cs2113t project /tomorrow
+        ____________________________________________________________
+        Got it. I've added this task:
+        [D][ ] cs2113t project (by: tomorrow)
+        Now you have 2 tasks in the list.
+        ____________________________________________________________
+    event Mark's birthday party /07-03-2022 22:00
+        ____________________________________________________________
+        Got it. I've added this task:
+        [E][ ] Mark's birthday party (on: Mar 07 2022 22:00)
+        Now you have 3 tasks in the list.
+        ____________________________________________________________
+
+
+
+:x: Example of a invalid input:
+
+	deadline hello /
+	event / 
+
+
+
+
+## List
+To list all the tasks, simply type
+`list`
+
+
+Sample usage:
+
+    list
+	    ____________________________________________________________   
+	    1. [T][ ] buy groceries
+	    2. [D][ ] cs2113t project (by: tomorrow)
+	    3. [E][ ] Mark's birthday party (on: Mar 07 2022 22:00)
+	    ____________________________________________________________
+
+## Delete
+To delete a task, type in the command `delete (task number)`
+
+Sample usage: 
+
+    delete 2
+	    ____________________________________________________________
+	    Noted. I've removed this task:
+	    [D][ ] cs2113t project (by: tomorrow)
+	    Now you have 2 tasks in the list.
+	    ____________________________________________________________
+
+
+
+
+## Mark/Unmark
+To mark the task as completed, type in `mark (task number)`.
+Similarly, type in `unmark (task number)` to mark the task as incomplete.
+
+Sample usage:
+
+    mark 1
+	    ____________________________________________________________
+	    [T][X] buy groceries
+	    ____________________________________________________________
+	unmark 1
+	    ____________________________________________________________
+	    [T][ ] buy groceries
+	    ____________________________________________________________
+
+## Find
+To find task(s) containing a specific keyword, type in `find (keyword)`
+
+Sample usage:
+
+    find groceries
+	    ____________________________________________________________
+	    Here are the matching tasks in your list:
+	    1. [T][ ] buy groceries
+	    ____________________________________________________________
+
+## Bye
+To exit the program, simply type "bye". The program terminates and the current state of the tasks is saved into "Duke.txt".
+
+Sample usage:
+
+    bye
+	    ____________________________________________________________
+	    Bye. Hope to see you again soon!
+	    ____________________________________________________________
+
+
+
 
-```
-expected output
-```

src/main/java/Duke.java

@@ -1,10 +1,60 @@
+import java.io.IOException;
+
+import duke.command.Command;
+import duke.exception.DukeException;
+import duke.parser.Parser;
+import duke.storage.Storage;
+import duke.task.TaskManager;
+import duke.ui.Ui;
+
 public class Duke {
-    public static void main(String[] args) {
-        String logo = " ____        _        \n"
-                + "|  _ \\ _   _| | _____ \n"
-                + "| | | | | | | |/ / _ \\\n"
-                + "| |_| | |_| |   <  __/\n"
-                + "|____/ \\__,_|_|\\_\\___|\n";
-        System.out.println("Hello from\n" + logo);
+
+    //fields
+    private TaskManager taskManager;
+    private Ui ui;
+    private Storage storage;
+
+    //methods
+
+    /**
+     * Creates a Duke Object
+     * @param filePath filePath of the input/output file
+     */
+    public Duke(String filePath) {
+        ui = new Ui();
+        storage = new Storage(filePath);
+        try {
+            taskManager = new TaskManager();
+            taskManager.setTasks(storage.readFile());
+        } catch (DukeException e) {
+            ui.showError(e);
+        }
+    }
+
+    /**
+     * Runs the main function
+     */
+    public void run() {
+        ui.hello();
+        boolean isExit = false;
+        while (!isExit) {
+            try {
+                String fullCommand = ui.readCommand();
+                Command c = Parser.parse(fullCommand);
+                if (c != null) {
+                    c.execute(taskManager, ui, storage);
+                    isExit = c.isExit();
+                }
+            } catch (DukeException e) {
+                ui.showError(e);
+            }
+        }
+
+        Ui.printWithDivider("Bye. Hope to see you again soon!");
+
+    }
+
+    public static void main(String[] args) throws IOException {
+      new Duke ("./Duke.txt").run();
     }
 }

src/main/java/META-INF/MANIFEST.MF

@@ -0,0 +1,3 @@
+Manifest-Version: 1.0
+Main-Class: Duke
+

src/main/java/duke/command/AddCommand.java

@@ -0,0 +1,31 @@
+package duke.command;
+
+import duke.exception.DukeException;
+import duke.storage.Storage;
+import duke.task.TaskManager;
+import duke.ui.Ui;
+
+public class AddCommand extends Command {
+
+    private String commandType;
+    private String taskName;
+    private String addInfo;
+
+    /**
+     * Command for "add" operations (add todo, event or deadline)
+     * @param commandType todo, event or deadline
+     * @param taskName name of task
+     * @param addInfo additional information
+     */
+    public AddCommand(String commandType, String taskName, String addInfo) {
+        this.taskName = taskName;
+        this.commandType = commandType;
+        this.addInfo = addInfo;
+    }
+
+    @Override
+    public void execute(TaskManager taskManager, Ui ui, Storage storage) throws DukeException {
+        taskManager.addTask(this.commandType, this.taskName, this.addInfo);
+        storage.writeFile(taskManager.toString());
+    }
+}

src/main/java/duke/command/ByeCommand.java

@@ -0,0 +1,9 @@
+package duke.command;
+
+public class ByeCommand extends Command {
+
+    @Override
+    public boolean isExit() {
+        return true;
+    }
+}

src/main/java/duke/command/Command.java

@@ -0,0 +1,24 @@
+package duke.command;
+import duke.exception.DukeException;
+import duke.storage.Storage;
+import duke.task.TaskManager;
+import duke.ui.Ui;
+
+public abstract class Command {
+
+    /**
+     * Executes the command
+     *
+     * @param taskManager TaskManager instance in charge of calling the correct method
+     * @param ui Ui instance in charge to print
+     * @param storage Storage instance for writing files
+     * @throws DukeException
+     */
+    public void execute(TaskManager taskManager, Ui ui, Storage storage) throws DukeException {
+
+    }
+
+    public boolean isExit(){
+        return false;
+    }
+}

src/main/java/duke/command/DeleteCommand.java

@@ -0,0 +1,21 @@
+package duke.command;
+
+import duke.exception.DukeException;
+import duke.storage.Storage;
+import duke.task.TaskManager;
+import duke.ui.Ui;
+
+public class DeleteCommand extends Command {
+
+    private int taskNumber;
+    public DeleteCommand(int taskNumber) {
+        this.taskNumber = taskNumber;
+    }
+
+    @Override
+    public void execute(TaskManager taskManager, Ui ui, Storage storage) throws DukeException {
+        taskManager.deleteTask(this.taskNumber);
+        storage.writeFile(taskManager.toString());
+
+    }
+}

src/main/java/duke/command/FindCommand.java

@@ -0,0 +1,28 @@
+package duke.command;
+
+import duke.storage.Storage;
+import duke.task.TaskManager;
+import duke.ui.Ui;
+
+public class FindCommand extends Command {
+
+    private String keyword;
+
+
+    public FindCommand(String keyword) {
+        this.keyword = keyword;
+    }
+
+    @Override
+    public void execute(TaskManager taskManager, Ui ui, Storage storage) {
+        TaskManager relatedTaskManager = taskManager.findTask(this.keyword);
+        if (relatedTaskManager.getNumOfTasks() == 0) {
+             Ui.printWithDivider("Sorry, task(s) containing the word " + this.keyword +" not found.");
+        }
+        else {
+            Ui.printWithDivider( "Here are the matching tasks in your list: \n"
+                    + relatedTaskManager);
+        }
+
+    }
+}

src/main/java/duke/command/ListCommand.java

@@ -0,0 +1,13 @@
+package duke.command;
+
+import duke.storage.Storage;
+import duke.task.TaskManager;
+import duke.ui.Ui;
+
+public class ListCommand extends Command {
+
+    @Override
+    public void execute(TaskManager taskManager, Ui ui, Storage storage) {
+        Ui.printWithDivider(taskManager.toString());
+    }
+}