NelsonGomesNeto/Scoreboard

A live scoreboard for competitive programming

Stack

Front-End: Angular 8

• Angular CLI version: 8.3.29 (required!).
  • sudo npm install -g @angular/cli@8.3.5
• Local build: ng serve
• Local build open to the public: ng serve --host 0.0.0.0
• Production build: ng build --prod=true

Back-End: NodeJS

• Node version: v10.16.3 (required!).
  • sudo npm install -g n
  • sudo n 10.16.3
• Install dependencies: npm install
• Manually change the production flag on server.js (I will fix this)
• Build: node server.js

Database: PostgreSQL

• PostgreSQL version: 12.4 (required!)
  • sudo apt install postgresql-12 postgresql-client-12 pgadmin4
  • I prefer to configure everything over pgadmin4: /usr/pgadmin4/bin/setup-web.sh
    • Tutorial
• Running locally will store on a single json file
  • Just because I'm too lazy to setup everything here tehe
• Running on production will store stuff on PostgreSQL

Servers

Oracle cloud

Oracle cloud has a great freemium that is more than enough for this.

Open ports

1. Enable internet access to your VM.
2. Open a port in the VM: sudo firewall-cmd --zone=public --permanent --add-port=4200/tcp

Heroku

• Check the Heroku log: heroku logs --app huxley-scoreboard --tail

Deploy

1. Create a file database_url on the root folder of this repository.
   • It must follow this pattern: postgres://{username}:{password}@{host}:5432/{database}.
   • Do not commit this file!
2. Compile the Front-End at scoreboard folder: ng build --prod=true.
3. Run the Back-End: node server.js.
   • The Back-End hosts the compiled Front-End.