TelegramBot_NASA(image-saver)

This bot will send you images from NASA's website to telegram-chat

Steps to run Telegram-Bot

1. Open Telegram
2. Search for JAVA_NASA_apod_downloader or click the link

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4. Enter /start

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5. Follow the marker in bot to get image from Nasa website.

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6. So here are un example of bot's work

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7. Also there are link to pictures:

HD_picture

Basic definition picture

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p.s. Bot provides to send you APOD(a picture of the day) at 12:00(Moscow) daily

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To start(if you want to create your own)

1. Clone this repository
2. Create your_bot_token with BotFather - using telegram-bot for these aims
3. Create dir .env which have to contain these lines:

    BOT_TOKEN=YOUR_BOT_TOKEN
    API_KEY=meXuPit01arAzczsziwyU97LKABrdqxjYWmoy8e9
   

   API_KEY is for NASA_URL
4. Build project
5. And ... run the application to start a bot

Steps to make telegram-bot autonomous

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Instructions for Setting Up and Running a Java Application on a Yandex Cloud VM

1. Register on Yandex Cloud:

   • Visit Yandex Cloud and sign up for an account.

2. Connect to Yandex Cloud:

   • Press the "Подключиться" (Connect) button on the Yandex Cloud dashboard.

3. Add Payment Method for Trial Period:

   • Add a payment method to activate the trial period (4000 ₽). Ensure your card has at least 11 ₽ for verification.

4. Create a Virtual Machine (VM):

   • Navigate to All Services -> Computer Cloud -> New VM.
   • Select Ubuntu 20.04 with minimal characteristics (our virtual service doesn't need high power).

5. Generate SSH Key:

   • Open your terminal and enter the command:

     ssh-keygen -t rsa

   • For more information on generating SSH keys, visit this tutorial.
   • Copy the public key (save it in a .txt file).

6. Wait for VM Status:

   • Wait until the VM status turns green and shows "Running".

7. Access the VM via SSH:

   • Open your terminal and use the command:

     ssh {username}@{public IPv4}

   • Confirm with (Y) to establish the connection.

8. Work in Ubuntu Environment:

   • From this point, you will be working in the terminal within the Ubuntu environment. Use Linux commands.

9. Check Java Version:

   • Verify the installed Java version with:

     java --version

10. Install Java:

    • Update the package list:

      sudo apt update

    • Install Java 17 (or the required version):

      sudo apt install openjdk-17-jdk

11. Upgrade Packages:

    • Upgrade the installed packages:

      sudo apt upgrade

12. Verify Java Version Again:

    • Check the Java version:

      java --version

13. Configure Your Project in IntelliJ IDEA:

    • Open IntelliJ IDEA and go to the pom.xml file (project configuration).

14. Update pom.xml:

    • Go to this pom.xml example and add the code between <build> and </build>.
    • Perform a Maven update to install all necessary plugins and ensure the JAR file is executable.

15. Create a JAR File:

    • In IntelliJ IDEA:
      • Go to File -> Project Structure -> Artifacts.
      • Click the "+" icon to add a new artifact -> JAR -> From modules with dependencies.
      • Enter the required details:
        • Main Class: Select Main from the list.
        • Path: Save it in the project folder.
      • Click Apply -> OK.

16. Build the JAR File:

    • Go to Build -> Build Artifacts to generate the JAR file.

17. Locate the JAR File:

    • In the project folder, find the "out" folder.
    • Locate the "*.jar" file inside this folder.

18. Transfer the JAR File to the VM:

    • Open your terminal and navigate to the directory containing the JAR file using cd command.
    • Transfer the file to your VM:

      scp {fullname}.jar {username}@{IPv4}:.

    • Example:

      cd /Users/macbook/IdeaProjects/NASAImage/out/artifacts/NASAImage_jar2
      scp NASAImage.jar kgrigor2019@62.84.121.112:.

19. Verify the File on the VM:

    • On the VM terminal, check for the file:

      ls *.jar

20. Create Application User and Group:

    • Follow the instructions to create an application user and group from this guide.

21. To Run application:

    • Enter java -jar <your_jar> and go to telegram to check this.
    • Check the autonomous work at your local time at 12:00!

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🌠 I hope you liked my repo and put a star ⭐) <3