Create guests scaffold

app/controllers/guests_controller.rb

@@ -0,0 +1,70 @@
+class GuestsController < ApplicationController
+  before_action :set_guest, only: %i[ show edit update destroy ]
+
+  # GET /guests or /guests.json
+  def index
+    @guests = Guest.all
+  end
+
+  # GET /guests/1 or /guests/1.json
+  def show
+  end
+
+  # GET /guests/new
+  def new
+    @guest = Guest.new
+  end
+
+  # GET /guests/1/edit
+  def edit
+  end
+
+  # POST /guests or /guests.json
+  def create
+    @guest = Guest.new(guest_params)
+
+    respond_to do |format|
+      if @guest.save
+        format.html { redirect_to guest_url(@guest), notice: "Guest was successfully created." }
+        format.json { render :show, status: :created, location: @guest }
+      else
+        format.html { render :new, status: :unprocessable_entity }
+        format.json { render json: @guest.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # PATCH/PUT /guests/1 or /guests/1.json
+  def update
+    respond_to do |format|
+      if @guest.update(guest_params)
+        format.html { redirect_to guest_url(@guest), notice: "Guest was successfully updated." }
+        format.json { render :show, status: :ok, location: @guest }
+      else
+        format.html { render :edit, status: :unprocessable_entity }
+        format.json { render json: @guest.errors, status: :unprocessable_entity }
+      end
+    end
+  end
+
+  # DELETE /guests/1 or /guests/1.json
+  def destroy
+    @guest.destroy!
+
+    respond_to do |format|
+      format.html { redirect_to guests_url, notice: "Guest was successfully destroyed." }
+      format.json { head :no_content }
+    end
+  end
+
+  private
+    # Use callbacks to share common setup or constraints between actions.
+    def set_guest
+      @guest = Guest.find(params[:id])
+    end
+
+    # Only allow a list of trusted parameters through.
+    def guest_params
+      params.require(:guest).permit(:first_name, :last_name, :email, :phone)
+    end
+end

app/helpers/guests_helper.rb

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

app/models/guest.rb

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

app/views/guests/_form.html.erb

@@ -0,0 +1,37 @@
+<%= form_with(model: guest) do |form| %>
+  <% if guest.errors.any? %>
+    <div style="color: red">
+      <h2><%= pluralize(guest.errors.count, "error") %> prohibited this guest from being saved:</h2>
+
+      <ul>
+        <% guest.errors.each do |error| %>
+          <li><%= error.full_message %></li>
+        <% end %>
+      </ul>
+    </div>
+  <% end %>
+
+  <div>
+    <%= form.label :first_name, style: "display: block" %>
+    <%= form.text_field :first_name %>
+  </div>
+
+  <div>
+    <%= form.label :last_name, style: "display: block" %>
+    <%= form.text_field :last_name %>
+  </div>
+
+  <div>
+    <%= form.label :email, style: "display: block" %>
+    <%= form.text_field :email %>
+  </div>
+
+  <div>
+    <%= form.label :phone, style: "display: block" %>
+    <%= form.text_field :phone %>
+  </div>
+
+  <div>
+    <%= form.submit %>
+  </div>
+<% end %>

app/views/guests/_guest.html.erb

@@ -0,0 +1,22 @@
+<div id="<%= dom_id guest %>">
+  <p>
+    <strong>First name:</strong>
+    <%= guest.first_name %>
+  </p>
+
+  <p>
+    <strong>Last name:</strong>
+    <%= guest.last_name %>
+  </p>
+
+  <p>
+    <strong>Email:</strong>
+    <%= guest.email %>
+  </p>
+
+  <p>
+    <strong>Phone:</strong>
+    <%= guest.phone %>
+  </p>
+
+</div>

app/views/guests/edit.html.erb

@@ -0,0 +1,10 @@
+<h1>Editing guest</h1>
+
+<%= render "form", guest: @guest %>
+
+<br>
+
+<div>
+  <%= link_to "Show this guest", @guest %> |
+  <%= link_to "Back to guests", guests_path %>
+</div>

app/views/guests/index.html.erb

@@ -0,0 +1,14 @@
+<p style="color: green"><%= notice %></p>
+
+<h1>Guests</h1>
+
+<div id="guests">
+  <% @guests.each do |guest| %>
+    <%= render guest %>
+    <p>
+      <%= link_to "Show this guest", guest %>
+    </p>
+  <% end %>
+</div>
+
+<%= link_to "New guest", new_guest_path %>

app/views/guests/new.html.erb

@@ -0,0 +1,9 @@
+<h1>New guest</h1>
+
+<%= render "form", guest: @guest %>
+
+<br>
+
+<div>
+  <%= link_to "Back to guests", guests_path %>
+</div>

app/views/guests/show.html.erb

@@ -0,0 +1,10 @@
+<p style="color: green"><%= notice %></p>
+
+<%= render @guest %>
+
+<div>
+  <%= link_to "Edit this guest", edit_guest_path(@guest) %> |
+  <%= link_to "Back to guests", guests_path %>
+
+  <%= button_to "Destroy this guest", @guest, method: :delete %>
+</div>

config/routes.rb

@@ -1,4 +1,5 @@
 Rails.application.routes.draw do
+  resources :guests
   resources :expenses
   # Define your application routes per the DSL in https://guides.rubyonrails.org/routing.html
 

db/migrate/20240711180753_create_guests.rb

@@ -0,0 +1,12 @@
+class CreateGuests < ActiveRecord::Migration[7.1]
+  def change
+    create_table :guests do |t|
+      t.string :first_name
+      t.string :last_name
+      t.string :email
+      t.string :phone
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.1].define(version: 2024_07_11_175425) do
+ActiveRecord::Schema[7.1].define(version: 2024_07_11_180753) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -26,4 +26,13 @@ ActiveRecord::Schema[7.1].define(version: 2024_07_11_175425) do
     t.datetime "updated_at", null: false
   end
 
+  create_table "guests", force: :cascade do |t|
+    t.string "first_name"
+    t.string "last_name"
+    t.string "email"
+    t.string "phone"
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+  end
+
 end

spec/models/guest_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe Guest, type: :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end