translation_to_dart

Translated from Python to Dart. Source can be seen [here] (https://github.com/btwq97/ee4002d-fyp).

Installing dependencies

  1. Install AWS DynamoDB SDK (ver 1.0.0)
flutter pub add aws_dynamodb_api
  1. Install Dart Decimal package (ver 2.1.0)
flutter pub add decimal
  1. Install flutter_blue package (ver 0.8.0). May need adminstration rights.
flutter pub add flutter_blue
  1. Install mqtt_client package (ver 9.6.3)
flutter pub add mqtt_client
  1. Install flutter_dotenv (ver 5.0.2)
flutter pub add flutter_dotenv

Other required dependencies

  1. DynamoDB

    Requirements

    1. Have JRE installed.
    2. Download DynamoDB locally here.
    3. Unzip the files.

    To run Database

    1. Run db instance locally.
    java -D"java.library.path=./DynamoDBLocal_lib" -jar DynamoDBLocal.jar -sharedDb

    To test for connection

    1. Run command
    aws dynamodb list-tables --endpoint-url http://localhost:8000

    Learning

    1. Read more here.

  2. Mosquitto

    Installation guide

    1. Tested on Ubuntu 20.04.
    2. Read more here.

    To boot up Mosquitto

    1. Run
    mosquitto
    1. To see published messages
    mosquitto_sub -h localhost -t "<insert topic>" -u "<insert username>" -P "<insert password>"

Testing

  1. Run Flutter App.
flutter run

GitHub

View Github