Commit b85d5d4

@@ -0,0 +1,33 @@
+class UsersController < ApplicationController
+  # GET /users
+  def index
+    @users = User.all
+  end
+
+  # GET /users/1
+  def show
+    @user = User.find(params[:id])
+  end
+
+  # GET /users/new
+  def new
+    @user = User.new
+  end
+
+  # POST /users
+  def create
+    @user = User.new(user_params)
+
+    if @user.save
+      redirect_to @user, notice: 'User was successfully created.'
+    else
+      render :new
+    end
+  end
+
+  private
+
+  def user_params
+    params.require(:user).permit(:handle)
+  end
+end

@@ -1,2 +0,0 @@
-module ApplicationHelper
-end

@@ -1,8 +1,3 @@
-// This file is automatically compiled by Webpack, along with any other files
-// present in this directory. You're encouraged to place your actual application logic in
-// a relevant structure within app/javascript and only use these pack files to reference
-// that code so it'll be compiled.
-
 import Rails from "@rails/ujs"
 
 Rails.start()

@@ -0,0 +1,2 @@
+class User < ApplicationRecord
+end

@@ -0,0 +1,22 @@
+<%= form_with(model: user) do |form| %>
+  <% if user.errors.any? %>
+    <div id="error_explanation">
+      <h2><%= pluralize(user.errors.count, "error") %> prohibited this user from being saved:</h2>
+
+      <ul>
+        <% user.errors.each do |error| %>
+          <li><%= error.full_message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div class="field">
+    <%= form.label :handle %>
+    <%= form.text_field :handle %>
+  </div>
+
+  <div class="actions">
+    <%= form.submit %>
+  </div>
+<% end %>

@@ -0,0 +1,25 @@
+<p id="notice"><%= notice %></p>
+
+<h1>Users</h1>
+
+<table>
+  <thead>
+    <tr>
+      <th>Handle</th>
+      <th colspan="3"></th>
+    </tr>
+  </thead>
+
+  <tbody>
+    <% @users.each do |user| %>
+      <tr>
+        <td><%= user.handle %></td>
+        <td><%= link_to 'Show', user %></td>
+      </tr>
+    <% end %>
+  </tbody>
+</table>
+
+<br>
+
+<%= link_to 'New User', new_user_path %>

@@ -0,0 +1,5 @@
+<h1>New User</h1>
+
+<%= render 'form', user: @user %>
+
+<%= link_to 'Back', users_path %>

@@ -0,0 +1,8 @@
+<p id="notice"><%= notice %></p>
+
+<p>
+  <strong>Handle:</strong>
+  <%= @user.handle %>
+</p>
+
+<%= link_to 'Back', users_path %>

@@ -1,3 +1,3 @@
 #!/bin/sh
 
-bundle exec rails test
+bundle exec rails test "$@"

@@ -1,3 +1,6 @@
 Rails.application.routes.draw do
-  # For details on the DSL available within this file, see https://guides.rubyonrails.org/routing.html
+  # For details on the DSL available within this file,
+  # see https://guides.rubyonrails.org/routing.html
+  resources :users
+  root "users#index"
 end

@@ -0,0 +1,9 @@
+class CreateUsers < ActiveRecord::Migration[6.1]
+  def change
+    create_table :users do |t|
+      t.string :handle, null: false
+      t.timestamps
+    end
+    add_index :users, :handle, unique: true
+  end
+end

@@ -10,6 +10,13 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 0) do
+ActiveRecord::Schema.define(version: 2021_05_01_030808) do
+
+  create_table "users", force: :cascade do |t|
+    t.string "handle", null: false
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+    t.index ["handle"], name: "index_users_on_handle", unique: true
+  end
 
 end

@@ -0,0 +1,28 @@
+require "test_helper"
+
+class UsersControllerTest < ActionDispatch::IntegrationTest
+  setup do
+    @user = users(:billie)
+  end
+
+  test "should get index" do
+    get users_url
+    assert_response :success
+  end
+
+  test "should get new" do
+    get new_user_url
+    assert_response :success
+  end
+
+  test "should create user" do
+    post users_url, params: { user: { handle: 'wycats' } }
+
+    assert_redirected_to user_url(User.last)
+  end
+
+  test "should show user" do
+    get user_url(@user)
+    assert_response :success
+  end
+end

@@ -0,0 +1,7 @@
+# Read about fixtures at https://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
+
+mona:
+  handle: monalisa
+
+billie:
+  handle: billie

@@ -0,0 +1,13 @@
+require "test_helper"
+
+class UserTest < ActiveSupport::TestCase
+   test "creating a new user" do
+     assert User.create(handle: 'eilish')
+   end
+
+   test "cannot create a duplicate user" do
+     assert_raises do
+       User.create!(handle: 'billie')
+     end
+   end
+end

@@ -1,26 +1,6 @@
 source 'https://rubygems.org'
-git_source(:github) { |repo| "https://github.com/#{repo}.git" }
 
-ruby '3.0.0'
-
-# Bundle edge Rails instead: gem 'rails', github: 'rails/rails', branch: 'main'
-gem 'rails', '~> 6.1.3', '>= 6.1.3.1'
-# Use sqlite3 as the database for Active Record
-gem 'sqlite3', '~> 1.4'
-# Use Puma as the app server
 gem 'puma', '~> 5.0'
-# Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
+gem 'rails', '~> 6.1.3'
+gem 'sqlite3', '~> 1.4'
 gem 'webpacker', '~> 5.0'
-# Use Active Model has_secure_password
-# gem 'bcrypt', '~> 3.1.7'
-
-group :development, :test do
-  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
-  gem 'byebug', platforms: [:mri, :mingw, :x64_mingw]
-end
-
-group :development do
-end
-
-# Windows does not include zoneinfo files, so bundle the tzinfo-data gem
-gem 'tzinfo-data', platforms: [:mingw, :mswin, :x64_mingw, :jruby]

@@ -61,7 +61,6 @@ GEM
       tzinfo (~> 2.0)
       zeitwerk (~> 2.3)
     builder (3.2.4)
-    byebug (11.1.3)
     concurrent-ruby (1.1.8)
     crass (1.0.6)
     erubi (1.10.0)
@@ -142,15 +141,10 @@ PLATFORMS
   x86_64-darwin-19
 
 DEPENDENCIES
-  byebug
   puma (~> 5.0)
-  rails (~> 6.1.3, >= 6.1.3.1)
+  rails (~> 6.1.3)
   sqlite3 (~> 1.4)
-  tzinfo-data
   webpacker (~> 5.0)
 
-RUBY VERSION
-   ruby 3.0.0p0
-
 BUNDLED WITH
    2.2.11

@@ -1,6 +1,3 @@
-# Add your own tasks in files placed in lib/tasks ending in .rake,
-# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.
-
 require_relative "config/application"
 
 Rails.application.load_tasks

@@ -1,24 +1,3 @@
-# README
+# Sparkles
 
-This README would normally document whatever steps are necessary to get the
-application up and running.
-
-Things you may want to cover:
-
-* Ruby version
-
-* System dependencies
-
-* Configuration
-
-* Database creation
-
-* Database initialization
-
-* How to run the test suite
-
-* Services (job queues, cache servers, search engines, etc.)
-
-* Deployment instructions
-
-* ...
+A place to show your appreciation for others.