[chashaobao] iP

.vs/ProjectSettings.json

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+{
+  "CurrentProjectSetting": null
+}

.vs/VSWorkspaceState.json

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+{
+  "ExpandedNodes": [
+    ""
+  ],
+  "PreviewInSolutionExplorer": false
+}

.vs/ip/v17/DocumentLayout.json

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+{
+  "Version": 1,
+  "WorkspaceRootPath": "C:\\Users\\65814\\OneDrive\\NUSY2S1\\CS2103T\\IP\\ip\\",
+  "Documents": [],
+  "DocumentGroupContainers": [
+    {
+      "Orientation": 0,
+      "VerticalTabListWidth": 256,
+      "DocumentGroups": []
+    }
+  ]
+}

src/main/java/.vs/ProjectSettings.json

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+{
+  "CurrentProjectSetting": null
+}

src/main/java/.vs/VSWorkspaceState.json

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+{
+  "ExpandedNodes": [
+    ""
+  ],
+  "PreviewInSolutionExplorer": false
+}

src/main/java/.vs/java/v17/DocumentLayout.json

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+{
+  "Version": 1,
+  "WorkspaceRootPath": "C:\\Users\\65814\\OneDrive\\NUSY2S1\\CS2103T\\IP\\ip\\src\\main\\java\\",
+  "Documents": [],
+  "DocumentGroupContainers": [
+    {
+      "Orientation": 0,
+      "VerticalTabListWidth": 256,
+      "DocumentGroups": []
+    }
+  ]
+}

src/main/java/LittleMissHelpful/Command/AddDeadlineCommand.java

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+package main.LittleMissHelpful.Command;
+
+import java.time.LocalDateTime;
+import java.time.LocalDate;
+import java.time.format.DateTimeParseException;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.Task.Deadline;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class AddDeadlineCommand extends Command {
+    private String description;
+    private String byString;
+
+    public AddDeadlineCommand(String description, String byString) {
+        this.description = description;
+        this.byString = byString;
+    }
+
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        LocalDateTime by;
+        try {
+            if (byString.equalsIgnoreCase("today")) {
+                // Use current date and set time to 23:59
+                by = LocalDateTime.now().withHour(23).withMinute(59);
+            } else {
+                // Try parsing by LocalDateTime
+                by = LocalDateTime.parse(byString);
+            }
+        } catch (DateTimeParseException e) {
+            // If parsing fails, try parsing as LocalDate and set time to 23:59
+            try {
+                LocalDate deadlineDate = LocalDate.parse(byString);
+                by = deadlineDate.atTime(23, 59);
+            } catch (DateTimeParseException ex) {
+                throw new InvalidCommandException("Invalid date format for deadline. Please use 'yyyy-MM-ddTHH:mm' or 'yyyy-MM-dd'.");
+            }
+        }
+
+        Deadline deadline = new Deadline(this.description, by);
+        tasks.add(deadline);
+        ui.showAddedNewTask(deadline, tasks);
+        storage.save(tasks.getTasks());
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+}

src/main/java/LittleMissHelpful/Command/AddEventCommand.java

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+package main.LittleMissHelpful.Command;
+
+import java.time.LocalDateTime;
+import java.time.LocalDate;
+import java.time.format.DateTimeParseException;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.Task.Event;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class AddEventCommand extends Command {
+    private final String description;
+    private final String fromString;
+    private final String toString;
+
+    public AddEventCommand(String description, String fromString, String toString) {
+        this.description = description;
+        this.fromString = fromString;
+        this.toString = toString;
+    }
+
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        LocalDateTime from;
+        LocalDateTime to;
+
+        try {
+            from = parseDateTime(fromString);
+            to = parseDateTime(toString);
+
+            Event event = new Event(description, from, to);
+            tasks.add(event);
+            ui.showAddedNewTask(event, tasks);
+            storage.save(tasks.getTasks());
+
+        } catch (DateTimeParseException e) {
+            throw new InvalidCommandException("Invalid date format. Please use 'yyyy-MM-ddTHH:mm' or 'yyyy-MM-dd'.");
+        }
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+
+    private LocalDateTime parseDateTime(String dateTimeString) throws DateTimeParseException {
+        /**
+         * Parses string into LocalDateTime
+         */
+
+        if (dateTimeString.equalsIgnoreCase("today")) {
+            // Use current date and set time to 00:00 (start of the day)
+            return LocalDateTime.now().withHour(00).withMinute(00);
+        }
+        try {
+            // Try parsing as LocalDateTime
+            return LocalDateTime.parse(dateTimeString);
+        } catch (DateTimeParseException e) {
+            try {
+                // If LocalDateTime parsing fails, try parsing as LocalDate
+                LocalDate date = LocalDate.parse(dateTimeString);
+                return date.atTime(00, 00);
+            } catch (DateTimeParseException ex) {
+                throw ex; 
+            }
+        }
+    }
+}

src/main/java/LittleMissHelpful/Command/AddTodoCommand.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.Task.Todo;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class AddTodoCommand extends Command {
+    private String description;
+
+    public AddTodoCommand(String description) {
+        this.description = description;
+    }
+
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        Todo todo = new Todo(description);
+        tasks.add(todo);
+        ui.showAddedNewTask(todo, tasks);
+        storage.save(tasks.getTasks());
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+}

src/main/java/LittleMissHelpful/Command/Command.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public abstract class Command {
+    public abstract void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException;
+    public abstract boolean isExit();
+}

src/main/java/LittleMissHelpful/Command/DeleteTaskCommand.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.Exception.InvalidTaskFormatException;
+import main.LittleMissHelpful.Task.Task;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class DeleteTaskCommand extends Command {
+    private final int taskIndex;
+
+    public DeleteTaskCommand(int taskIndex) {
+        this.taskIndex = taskIndex;
+    }
+
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        try {
+            Task task = tasks.get(taskIndex);
+            tasks.delete(taskIndex);
+            ui.showDeletedTask(task, tasks);
+            storage.save(tasks.getTasks());
+
+        } catch (InvalidTaskFormatException e) {
+            throw new InvalidCommandException("Task number out of range. Please provide a valid task number.");
+        }
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+}

src/main/java/LittleMissHelpful/Command/ExitCommand.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class ExitCommand extends Command {
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        ui.showExit();
+        storage.save(tasks.getTasks());
+    }
+
+    @Override
+    public boolean isExit() {
+        return true;
+    }
+}

src/main/java/LittleMissHelpful/Command/ListCommand.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class ListCommand extends Command {
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        if (tasks.size() == 0) {
+            ui.showNoTasks();
+        } else {
+            ui.showAllTasks(tasks.getTasks());
+        }
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+}

src/main/java/LittleMissHelpful/Command/MarkTaskCommand.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.Exception.InvalidTaskFormatException;
+import main.LittleMissHelpful.Task.Task;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class MarkTaskCommand extends Command {
+    private final int taskIndex;
+
+    public MarkTaskCommand(int i) {
+        this.taskIndex = i - 1;
+    }
+
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        try {
+            Task task = tasks.get(this.taskIndex);
+            tasks.markTask(this.taskIndex);
+            ui.showMarkedTask(task);
+            storage.save(tasks.getTasks());
+        } catch (InvalidTaskFormatException e) {
+            throw new InvalidCommandException("Task number out of range. Please provide a valid task number.");
+        }
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+}

src/main/java/LittleMissHelpful/Command/UnmarkTaskCommand.java

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+package main.LittleMissHelpful.Command;
+
+import main.LittleMissHelpful.Exception.InvalidCommandException;
+import main.LittleMissHelpful.Exception.InvalidTaskFormatException;
+import main.LittleMissHelpful.Task.Task;
+import main.LittleMissHelpful.TaskList;
+import main.LittleMissHelpful.Ui;
+import main.LittleMissHelpful.Storage;
+
+public class UnmarkTaskCommand extends Command {
+    private final int taskIndex;
+
+    public UnmarkTaskCommand(int i) {
+        this.taskIndex = i - 1;
+    }
+
+    @Override
+    public void execute(TaskList tasks, Ui ui, Storage storage) throws InvalidCommandException {
+        try {
+            Task task = tasks.get(this.taskIndex);
+            tasks.unmarkTask(this.taskIndex);
+            ui.showUnmarkedTask(task);
+            storage.save(tasks.getTasks());
+        } catch (InvalidTaskFormatException e) {
+            throw new InvalidCommandException("Task number out of range. Please provide a valid task number.");
+        }
+    }
+
+    @Override
+    public boolean isExit() {
+        return false;
+    }
+}

src/main/java/LittleMissHelpful/Exception/InvalidCommandException.java

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+package main.LittleMissHelpful.Exception;
+public class InvalidCommandException extends Exception {
+    public InvalidCommandException(String message) {
+        super(message);
+    }
+}

src/main/java/LittleMissHelpful/Exception/InvalidTaskFormatException.java

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+package main.LittleMissHelpful.Exception;
+public class InvalidTaskFormatException extends Exception {
+    public InvalidTaskFormatException(String message) {
+        super(message);
+    }
+}

src/main/java/LittleMissHelpful/Exception/TaskNotFoundException.java

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+package main.LittleMissHelpful.Exception;
+public class TaskNotFoundException extends Exception {
+    public TaskNotFoundException(String message) {
+        super(message);
+    }
+}