Rails on Codrut Constantin Gusoi

Rails: install Administrate

Tue, 23 Jan 2024 08:21:51 +0000

Gems Link to heading

Add these to your Gemfile:

# Administration
gem 'administrate', '~> 0.20.0'

# Authentication
gem 'devise', '~> 4.9', '>= 4.9.3'

Then install your new gems:

bundle install

Generate Link to heading

bundle exec rails generate devise:install
bundle exec rails generate devise SystemOperator
bundle exec rails generate administrate:install --namespace=operations

bundle exec rails generate administrate:dashboard SystemOperator --namespace=operations

Changes Link to heading

  devise_for :system_operators

  namespace :operations do
    resources :system_operators, only: %i[index show new create edit update destroy]

    root to: 'system_operators#index'
  end

NOTE: use the PLURAL form of words:

Rails: install ActiveAdmin

Mon, 22 Jan 2024 08:41:29 +0000

Gems Link to heading

Add these to your Gemfile:

# Administration
gem 'activeadmin', '~> 4.0.0.beta4'

# Authentication
gem 'devise', '~> 4.9', '>= 4.9.3'

Then install your new gems:

bundle install

Generate Link to heading

bundle exec rails generate active_admin:install \
  SystemOperator                                \
  --skip-comments                               \
  --no-registerable                             \
  --no-default-user

Changes Link to heading

Configure the operations path in config/initializers/active_admin.rb:

config.default_namespace = :operations
config.load_paths = [File.join(Rails.root, 'app', 'operations')]

Rename app/admin to app/operations.

Create new Rails app through Docker

Sun, 21 Jan 2024 09:43:30 +0000

Prerequisites Link to heading

Install Docker Here.

Shell Link to heading

You need the bigger Debian based docker image for installing Rails as it needs to have gcc and make for building naitve extensions.

docker-here ruby:3.3.0 bash

Rails Link to heading

gem install -N rails

New Link to heading

rails new "name-me"     \
  --skip-bundle         \
  --skip-docker         \
  --skip-jbuilder       \
  --database=postgresql \
  --javascript=esbuild  \
  --css=tailwind

Once this is done you can Ctrl-C to exit the docker shell.