User creation

backend/Gemfile

@@ -14,7 +14,8 @@ gem 'puma', '~> 5.0'
 # Use Redis adapter to run Action Cable in production
 # gem 'redis', '~> 4.0'
 # Use Active Model has_secure_password
-# gem 'bcrypt', '~> 3.1.7'
+gem 'bcrypt', '~> 3.1.7'
+gem 'fast_jsonapi'
 
 # Use Active Storage variant
 # gem 'image_processing', '~> 1.2'

backend/Gemfile.lock

@@ -60,14 +60,17 @@ GEM
       minitest (>= 5.1)
       tzinfo (~> 2.0)
       zeitwerk (~> 2.3)
-    bootsnap (1.8.0)
+    bcrypt (3.1.16)
+    bootsnap (1.8.1)
       msgpack (~> 1.0)
     builder (3.2.4)
     byebug (11.1.3)
     concurrent-ruby (1.1.9)
     crass (1.0.6)
     erubi (1.10.0)
-    ffi (1.15.3)
+    fast_jsonapi (1.5)
+      activesupport (>= 4.2)
+    ffi (1.15.4)
     globalid (0.5.2)
       activesupport (>= 5.0)
     i18n (1.8.10)
@@ -86,7 +89,7 @@ GEM
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.8)
-    nokogiri (1.12.3-x86_64-linux)
+    nokogiri (1.12.4-x86_64-linux)
       racc (~> 1.4)
     puma (5.4.0)
       nio4r (~> 2.0)
@@ -145,8 +148,10 @@ PLATFORMS
   x86_64-linux
 
 DEPENDENCIES
+  bcrypt (~> 3.1.7)
   bootsnap (>= 1.4.4)
   byebug
+  fast_jsonapi
   listen (~> 3.3)
   puma (~> 5.0)
   rails (~> 6.1.4, >= 6.1.4.1)

backend/app/controllers/api/session_controller.rb

@@ -0,0 +1,21 @@
+class Api::SessionController < ApplicationController
+    def create
+        user = User
+                .find_by(username: params["user"]["username"])
+                .try(:authenticate, params["user"]["password"])
+
+        if user
+          session[:user_id] = user.id
+          render json: {
+            status: :created,
+            logged_in: true,
+            user: user
+          }
+        else
+          render json: { status: 401 }
+        end
+      end
+
+    def delete
+    end
+end

backend/app/models/user.rb

@@ -0,0 +1,10 @@
+require 'bcrypt'
+
+class User < ApplicationRecord
+    has_secure_password
+
+  validates_presence_of :username
+  validates_uniqueness_of :username
+
+
+end

backend/config/routes.rb

@@ -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
+  namespace :api do
+    resources :session, only: [:create, :delete]
+  end
 end

backend/db/migrate/20210901214644_create_users.rb

@@ -0,0 +1,10 @@
+class CreateUsers < ActiveRecord::Migration[6.1]
+  def change
+    create_table :users do |t|
+      t.string :username
+      t.string :password_digest
+
+      t.timestamps
+    end
+  end
+end

backend/db/schema.rb

@@ -0,0 +1,22 @@
+# 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.
+#
+# This file is the source Rails uses to define your schema when running `bin/rails
+# db:schema:load`. When creating a new database, `bin/rails db:schema:load` tends to
+# be faster and is potentially less error prone than running all of your
+# migrations from scratch. Old migrations may fail to apply correctly if those
+# migrations use external dependencies or application code.
+#
+# It's strongly recommended that you check this file into your version control system.
+
+ActiveRecord::Schema.define(version: 2021_09_01_214644) do
+
+  create_table "users", force: :cascade do |t|
+    t.string "username"
+    t.string "password_digest"
+    t.datetime "created_at", precision: 6, null: false
+    t.datetime "updated_at", precision: 6, null: false
+  end
+
+end