feat: created method to create a new user

Gemfile

@@ -21,7 +21,7 @@ gem "puma", ">= 5.0"
 # gem "kredis"
 
 # Use Active Model has_secure_password [https://guides.rubyonrails.org/active_model_basics.html#securepassword]
-# gem "bcrypt", "~> 3.1.7"
+gem "bcrypt", "~> 3.1.7"
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem
 gem "tzinfo-data", platforms: %i[ windows jruby ]
@@ -57,5 +57,4 @@ gem "faraday", "~> 2.10"
 
 gem "webmock", "~> 3.23"
 
-
 gem "jsonapi-serializer", "~> 2.2"

Gemfile.lock

@@ -78,6 +78,7 @@ GEM
     addressable (2.8.7)
       public_suffix (>= 2.0.2, < 7.0)
     base64 (0.2.0)
+    bcrypt (3.1.20)
     bigdecimal (3.1.8)
     bootsnap (1.18.3)
       msgpack (~> 1.2)
@@ -107,11 +108,6 @@ GEM
     docile (1.4.1)
     drb (2.2.1)
     erubi (1.13.0)
-    factory_bot (6.4.6)
-      activesupport (>= 5.0.0)
-    factory_bot_rails (6.4.3)
-      factory_bot (~> 6.4)
-      railties (>= 5.0.0)
     faker (3.4.2)
       i18n (>= 1.8.11, < 2)
     faraday (2.10.1)
@@ -282,10 +278,10 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  bcrypt (~> 3.1.7)
   bootsnap
   capybara (~> 3.40)
   debug
-  factory_bot_rails
   faker (~> 3.4)
   faraday (~> 2.10)
   jsonapi-serializer (~> 2.2)

app/controllers/api/v1/users_controller.rb

@@ -0,0 +1,16 @@
+class Api::V1::UsersController < ApplicationController
+  def create
+    @user = User.new(user_params)
+    if @user.save
+      render json: UserSerializer.new(@user), status: :created
+    else
+      render ErrorSerializer.new(@user.errors).serialize_json, status: :unprocessable_entity
+    end
+  end
+
+  private
+
+  def user_params
+    params.permit(:email, :password, :password_confirmation)
+  end
+end

app/models/user.rb

@@ -0,0 +1,6 @@
+class User < ApplicationRecord
+  validates :email, uniqueness: true, presence: true
+  validates_presence_of :password
+
+  has_secure_password
+end

app/serializers/error_serializer.rb

@@ -0,0 +1,17 @@
+class ErrorSerializer
+  def initialize(error_object)
+    @error_object = error_object
+  end
+
+  def serialize_json
+    binding.pry
+    {
+      errors: [
+        {
+          status: @error_object.status_code,
+          title: @error_object.message
+        }
+      ]
+    }
+  end
+end

app/serializers/user_serializer.rb

@@ -0,0 +1,5 @@
+class UserSerializer
+  include JSONAPI::Serializer
+
+  attributes :email
+end

config/routes.rb

@@ -3,6 +3,8 @@
 
   namespace :api do
     namespace :v1 do
+      resources :users, only: %i[create]
+
       get '/forecast', to: 'weather#forecast'
     end
   end

db/migrate/20240804194322_create_users.rb

@@ -0,0 +1,10 @@
+class CreateUsers < ActiveRecord::Migration[7.1]
+  def change
+    create_table :users do |t|
+      t.string :email
+      t.string :password_digest
+
+      t.timestamps
+    end
+  end
+end

spec/models/user_spec.rb

@@ -0,0 +1,9 @@
+require 'rails_helper'
+
+describe User, type: :model do
+  describe "validations" do
+    it {should validate_presence_of(:email)}
+    it {should validate_uniqueness_of(:email)}
+    it {should validate_presence_of(:password)}
+  end
+end

spec/requests/api/v1/user_request_spec.rb

@@ -0,0 +1,19 @@
+require 'rails_helper'
+
+RSpec.describe "User api endpoints" do
+  describe 'create a new user' do
+    it 'allows a user to create a user', :vcr do
+      user_params = {
+        email: '[email protected]',
+        password: 'password',
+        password_confirmation: 'password'
+      }
+
+      post api_v1_users_path, params: user_params
+      expect(response).to have_http_status(:created)
+
+      user = User.last
+      expect(user.email).to eq("[email protected]")
+    end
+  end
+end