books

.editorconfig

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+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+insert_final_newline = true

app/assets/javascripts/books.coffee

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+# Place all the behaviors and hooks related to the matching controller here.
+# All this logic will automatically be available in application.js.
+# You can use CoffeeScript in this file: http://coffeescript.org/

app/assets/stylesheets/books.scss

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+// Place all the styles related to the Books controller here.
+// They will automatically be included in application.css.
+// You can use Sass (SCSS) here: http://sass-lang.com/

app/controllers/books_controller.rb

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+class BooksController < ApplicationController
+    def index
+        @books = Book.all
+    end
+    def new
+        @book = Book.new
+    end
+    def create
+        @book = Book.new(book_params)
+            if @book.save
+                redirect_to books_path, 
+                notice: "Book was created successfully"
+            else 
+                render :new
+        end
+    end
+private 
+  def book_params
+    params.require(:book).permit :title, :connet, :author
+  end
+end

app/helpers/books_helper.rb

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+module BooksHelper
+end

app/models/book.rb

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+class Book < ApplicationRecord
+end

app/views/books/_form.html.erb

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+<%= form_for book do |form| %>
+    <div><%= form.label :title, value: "Title" %><div>
+    <div><%= form.text_field :title %><div>
+    <div><%= form.label :content, value: "Content" %><div>
+    <div><%= form.text_area :content %><div>
+    <div><%= form.label :author, value: "Author" %><div>
+    <div><%= form.text_field :author %><div>
+    <div><%= form.submit %><div>
+<% end %>

app/views/books/index.html.erb

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+<ul>
+  <% @books.each do |book| %>
+    <li><%= book.id %></li>
+    <li><%= book.title %></li>
+    <li><%= book.content %></li>
+    <li><%= book.author %></li>
+  <% end %>
+</ul>
+<%= link_to "New book", new_book_path %>

app/views/books/new.html.erb

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+<h1>New Book</h1>
+<%= render "form", book: @book %>
+<%= link_to "Back", books_path %>

config/routes.rb

@@ -1,3 +1,4 @@
 Rails.application.routes.draw do
+  resources :books, only: [:index, :new, :create]
   # For details on the DSL available within this file, see http://guides.rubyonrails.org/routing.html
 end

db/migrate/20180114131154_create_books.rb

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+class CreateBooks < ActiveRecord::Migration[5.1]
+  def change
+    create_table :books do |t|
+      t.string :title
+      t.text :content
+      t.string :author
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

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+# This file is auto-generated from the current state of the database. Instead
+# of editing this file, please use the migrations feature of Active Record to
+# incrementally modify your database, and then regenerate this schema definition.
+#
+# Note that this schema.rb definition is the authoritative source for your
+# database schema. If you need to create the application database on another
+# system, you should be using db:schema:load, not running all the migrations
+# from scratch. The latter is a flawed and unsustainable approach (the more migrations
+# you'll amass, the slower it'll run and the greater likelihood for issues).
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 20180114131154) do
+
+  create_table "books", force: :cascade do |t|
+    t.string "title"
+    t.text "content"
+    t.string "author"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
+end

test/controllers/books_controller_test.rb

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+require 'test_helper'
+
+class BooksControllerTest < ActionDispatch::IntegrationTest
+  # test "the truth" do
+  #   assert true
+  # end
+end

test/fixtures/books.yml

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+# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+# This model initially had no columns defined. If you add columns to the
+# model remove the '{}' from the fixture names and add the columns immediately
+# below each fixture, per the syntax in the comments below
+#
+one: {}
+# column: value
+#
+two: {}
+# column: value

test/models/book_test.rb

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+require 'test_helper'
+
+class BookTest < ActiveSupport::TestCase
+  # test "the truth" do
+  #   assert true
+  # end
+end