📝 Task Manager

A Java-based task management application built to practice object-oriented programming (OOP) concepts.
The project includes both a console interface and a JavaFX GUI (in progress).

Currently not working on the project due to uni and my student job at Mercedes-Benz AG

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✨ Features

🧩 Core Functionality

• Create, edit and delete tasks
• Mark tasks as done / undone
• View all tasks or filter open tasks
• Sort and manage tasks

🏷️ Task Properties

• Set priority (LOW, MEDIUM, HIGH)
• Assign custom categories (e.g. Uni, Work, Personal)
• Automatic creation timestamp (LocalDateTime)

📋 Subtasks

• Add and manage subtasks
• Track progress based on completed subtasks
• A task is automatically considered done when all subtasks are done

✅ Validation & Error Handling

• Input validation (empty values, max length, etc.)
• Custom exceptions:
  • InvalidTitleException
  • InvalidPriorityException
  • InvalidCategoryException
  • InvalidIndexException

💾 Persistence

• Save tasks to a file
• Simple file-based storage (TaskFileService)

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🖥️ User Interfaces

💻 Console UI

• Interactive menu-based system
• Full CRUD functionality
• Input validation and error messages

🖼️ JavaFX GUI (Work in Progress)

• Add and edit tasks
• Priority selection via ComboBox
• Task list visualization
• Error handling with dialog windows

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🛠️ Tech Stack

Languages & Frameworks

• Java
• JavaFX

Concepts

• Object-Oriented Programming (OOP)
• Encapsulation
• Collections & Streams
• Exception Handling
• Layered Architecture

Tools

• IntelliJ IDEA
• Git & GitHub
• Maven

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▶️ Run the Project

Clone the repository:

git clone https://github.com/Jakoobly/Task-Manager.git