Comandos Ruby e Rails

comandos-ruby-rails-exemplos.txt

# COMANDOS
rails new appname -d postgresql
rails new appname --api

gem install rails -v 6.1.4.4
rails _6.1.4.4_ new myapp

# Rails sem webpack
rails new app-name --skip-webpack-install --skip-javascript

# Removendo o carregamento onhover de links
<meta name="turbo-prefetch" content="false">

# Config git origin repository to existing project
 cd existing_folder
 git init --initial-branch=main
 git remote add origin [email protected]:group/project.git
 git add .
 git commit -m "Initial commit"
 git push -u origin main
 
 # Active storage image processing
 # https://github.com/rails/rails/blob/main/guides/source/configuring.md#configuring-active-storage
 sudo apt install imagemagick libvips

# Config host
https://guides.rubyonrails.org/configuring.html#configuring-middleware
 
# Postgres dev packages
sudo apt-get install libpq-dev 

# Mariadb dev packages
sudo apt-get install libmariadbd-dev

# Listar Gems instaladas
gem query --local

# Mysql dev packages
sudo apt-get install mysql-server mysql-client libmysqlclient-dev

# Alterando o banco de dados de uma aplicacao
rails db:system:change --to=mysql

# Install Node.js on Ubuntu:
mkdir -p /etc/apt/keyrings
curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | sudo gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg
echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_20.x nodistro main" | sudo tee /etc/apt/sources.list.d/nodesource.list
apt update
apt install -y nodejs

# Using Debian, as root
curl -sL https://deb.nodesource.com/setup_13.x | bash -
apt-get install -y nodejs

# Comando pra copiar os geradores do scaffold
mkdir -p lib/templates/erb/scaffold && \
cp $(bundle show railties)/lib/rails/generators/erb/scaffold/templates/* lib/templates/erb/scaffold


# Models from existing tables
class YourIdealModelName < ActiveRecord::Base
  self.table_name = 'actual_table_name'
  self.primary_key = 'ID'
  self.sequence_name = 'name_seq'

  belongs_to :other_ideal_model, 
    :foreign_key => 'foreign_key_on_other_table'

  has_many :some_other_ideal_models, 
    :foreign_key => 'foreign_key_on_this_table', 
    :primary_key => 'primary_key_on_other_table'
end

# Trix min-height
trix-editor {
  &.form-control {
    min-height: 20rem;
    height: auto;
  }
}

# Disable Trix Attachment
document.addEventListener("trix-file-accept", (e)=>{
    e.preventDefault();
});

trix-toolbar .trix-button-group--file-tools {
    display: none;
}

# Load
$LOAD_PATH.unshift File.dirname(__FILE__)

# Usando outro banco de dados
rails g active_record:model Animal name:string

rails g scaffold Organization type_of:string{20} name:string{100} email:string{80} cnpj:string{14} since:date site:string photo:string address:references --no-test-framework

rails g scaffold media filename:string url:string resource:references{polymorphic}:index --no-test-framework

rails g controller nome --no-test-framework

rails generate controller home index  --no-helper --no-assets --no-controller-specs --no-view-specs

rails g migration add_type_of_to_users type_of:string{20}

rails g migration remove_endereco_from_cliente endereco:string

rails g model New title:string{50} content:text image:string{50} city:references --no-test-framework

rails g model SourceTag tag:references source:references{polymorphic}:index --no-test-framework

rails g scaffold Teste money:decimal{10.2} --no-test-framework


// Para ver todas as tasks rake disponíveis no seu projeto
rake -T

rails generate controller foo bar --skip-template-engine

create_table :source_tags, id: :uuid do |t|
t.references :tag, type: :uuid, index: true, foreign_key: true
t.references :source, type: :uuid, polymorphic: true
t.string "tx_status", limit: 1, default: "Q"
t.string :wallet, limit: 42, null: false, index: { unique: true, name: 'uq_wallets' }

# Executando App em Rails

 bundle exec rails runner App.run
 bundle exec rails runner app.rb

 class App
   def self.run

   end
 end
 # Mostra o log no rails exec
 ActiveRecord::Base.logger = Logger.new STDOUT
 
 # Verifica o ambiente
 Rails.env.production?


# Rails em producao assets /config/environments/production.rb
config.public_file_server.enabled = true
 
 
# Add /lib  config/application.rb
config.autoload_paths << Rails.root.join('lib')

# Force type Rails
self.attribute('valor', :integer)

# List of Rails Model Types
:binary
:boolean
:date
:datetime
:decimal
:float
:integer
:primary_key
:string
:text
:time
:timestamp
:hstore
:array
:cidr_address
:ip_address
:mac_address


# The Model methods are:

find
create_with
distinct
eager_load
extending
from
group
having
includes (more efficient than join, monitoring sql queries with bullet gem)
joins
left_outer_joins
limit
lock
none
offset
order
preload
readonly
references
reorder
reverse_order
select
where

def change
  create_table :table do |t|
    t.column # adds an ordinary column. Ex: t.column(:name, :string)
    t.index # adds a new index.
    t.timestamps
    t.change # changes the column definition. Ex: t.change(:name, :string, :limit => 80)
    t.change_default # changes the column default value.
    t.rename # changes the name of the column.
    t.references
    t.belongs_to #alias for references
    t.string
    t.text
    t.integer
    t.float
    t.decimal
    t.datetime
    t.text
    t.timestamp
    t.time
    t.date
    t.binary
    t.boolean
    t.remove
    t.remove_references
    t.remove_belongs_to
    t.remove_index
    t.remove_timestamps
  end
end



# Scope examples
scope :created_before, ->(time) { where("created_at < ?", time) }
scope :search, -> term { term ? where('upper(bairros.nome) LIKE upper(?)', "%#{term}%") : nil }


# config
module MyApp
  class Application < Rails::Application
    # ...
    config.foo = ActiveSupport::OrderedOptions.new 
    config.foo.bar = :bar
  end
end


# JQUERY AJAX CSRF
beforeSend: function(xhr) {xhr.setRequestHeader('X-CSRF-Token', $('meta[name="csrf-token"]').attr('content'))},


# NGINX HTTPS PROXY PASS CSRF
 Nginx Headers (X-Forwarded-Ssl on, X-Forwarded-Port 443 and X-Forwarded-Host <your hostname>)


# Carregando seeds da pasta db/seeds
Dir[File.join(Rails.root, 'db', 'seeds', '*.rb')].sort.each do |seed|
  load seed
end


# Localizando PATH do ruby no rbenv para colocar no RubyMine
$ rbenv which ruby
/usr/local/rbenv/versions/2.6.2/bin/ruby

# Update Bundler 2.0
gem install bundler
gem update --system


# Mongodb Rails

rails new mongo-people --skip-active-record (se quiser)

https://docs.mongodb.com/mongoid/master/tutorials/mongoid-installation/

https://richonrails.com/articles/mongodb-and-rails


# Mongoid type

Array
BigDecimal
Boolean
Date
DateTime
Float
Hash
Integer
BSON::ObjectId
BSON::Binary
Range
Regexp
Set
String
Symbol
Time
TimeWithZone
BigDecimal
Date
DateTime
Range


# instalando nodejs e yarn
curl -sL https://deb.nodesource.com/setup_13.x | sudo -E bash -
apt-get install nodejs -y --no-install-recommends apt-utils

curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add - && \
echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
sudo apt-get update && sudo apt-get install yarn -y

# Desabilitando as rotas de mailbox e storage
# For the ActiveStorage routes you'll have this config for your config/application.rb
 config.active_storage.draw_routes = false
 Comente # require "action_mailbox/engine"

# Ruby Exceptions

begin
  do_something()
rescue StandardError => e
  # Only your app's exceptions are swallowed. Things like SyntaxErrror are left alone. 
end

# These are most of Ruby's built-in exceptions, displayed hierarchically:

Exception
 NoMemoryError
 ScriptError
   LoadError
   NotImplementedError
   SyntaxError
 SignalException
   Interrupt
 StandardError
   ArgumentError
   IOError
     EOFError
   IndexError
   LocalJumpError
   NameError
     NoMethodError
   RangeError
     FloatDomainError
   RegexpError
   RuntimeError
   SecurityError
   SystemCallError
   SystemStackError
   ThreadError
   TypeError
   ZeroDivisionError
 SystemExit

# Configuração do Number Oracle
# conf/database.yml
nls_numeric_characters: '.,'


# GUIDES

# Hotwire turbo atrributes
https://turbo.hotwired.dev/reference/attributes


Ruby
https://github.com/rubensmabueno/ruby-style-guide/blob/master/README-PT-BR.md

Rails
https://github.com/bbatsov/rails-style-guide


# GEMS

https://github.com/flyerhzm/bullet


# LINKS
https://hackernoon.com/27-gems-i-use-in-almost-every-project-832986551df8

http://guides.rubyonrails.org/

http://guides.rubyonrails.org/association_basics.html

http://guides.rubyonrails.org/generators.html

http://guides.rubyonrails.org/action_controller_overview.html

http://guides.rubyonrails.org/layouts_and_rendering.html

https://www.tutorialspoint.com/ruby-on-rails/rails-controllers.htm

http://guides.rubyonrails.org/active_record_querying.html

http://api.rubyonrails.org/classes/ActiveRecord/Base.html

https://www.railstutorial.org/book