mpls104 / rails_study

Create environment

SSH

docker-compose exec web bash

Init rails applicaiton

rails new backend -d postgresql

Create database

Fix database.yml bin/rake db:create

Start Puma

bundle exec rails s -p 3000 -b '0.0.0.0' rails restart open 0.0.0.0:3005

After that, make sure to find Rails top page.

Rails

Create Simple API

bundle exec rails g model User name:string email:string token:string bundle exec rails db:migrate bundle exec rails g controller Users bundle exec rails g serializer User rake db:seed

Testing

Default

• bin/rails test test/controllers/users_controller_test.rb

Rspec

rails generate rspec:install

Preparation of data

FactoryGirl

root@0af17fba35a1:/app/backend# rails g rspec:controller users           
Running via Spring preloader in process 375
      create  spec/controllers/users_controller_spec.rb

• bundle exec rspec

Get list of api

rake routes

Preparation for GraphQL

• gem 'graphql'
• gem 'graphql-rails'
• rails g graphql:install

TODO list about ruby on rails study

• Try to create simple Rails app by performing rails new.
• Try testing via Rspec
• Try step execute
• Create Rails application by Rakefile.
• Database Creation
• Run test suite
• Use job queues
• Use cache
• Stepping through code using pry.
• Create simple REST API.
• Create GraphQL API.(Query, Mutation, Subscription)
• Try to handle gemfile about mongodb.

TODO list about Go & Grpc server

• Create grpc sample
• Create Cli command tools

Graphql

https://graphql.org/learn/schema/#the-query-and-mutation-types https://employment.en-japan.com/engineerhub/entry/2018/12/26/103000#GraphQL-API%E3%82%92%E5%AE%9F%E8%A3%85%E3%81%97%E3%81%A6%E3%81%BF%E3%82%8B http://0.0.0.0:3005/graphiql Queries and Mutations Fields Arguments Aliases Fragments Operation Name Variables Directives Mutations Inline Fragments Schemas and Types Type System Type Language Object Types and Fields Arguments The Query and Mutation Types Scalar Types Enumeration Types Lists and Non-Null Interfaces Union Types Input Types Validation Execution Introspection BEST PRACTICES Introduction Thinking in Graphs Serving over HTTP Authorization Pagination Caching

Step debug

https://github.com/deivid-rodriguez/pry-byebug

• install gem 'pry-byebug'
• Add 'binding.pry'
• Type 'next'