Usuario cadastra novo produto

Gemfile

@@ -11,6 +11,7 @@ gem "sprockets-rails"
 gem "sqlite3", "~> 1.4"
 gem "puma", "~> 5.0"
 gem "tzinfo-data", platforms: %i[ mingw mswin x64_mingw jruby ]
+gem 'rails-i18n'
 
 group :development, :test do
   gem "capybara"

Gemfile.lock

@@ -131,6 +131,8 @@ GEM
     nio4r (2.5.8)
     nokogiri (1.13.8-arm64-darwin)
       racc (~> 1.4)
+    nokogiri (1.13.8-x86_64-linux)
+      racc (~> 1.4)
     orm_adapter (0.5.0)
     popper_js (2.11.6)
     public_suffix (5.0.0)
@@ -159,6 +161,9 @@ GEM
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.4.3)
       loofah (~> 2.3)
+    rails-i18n (7.0.5)
+      i18n (>= 0.7, < 2)
+      railties (>= 6.0.0, < 8)
     railties (7.0.4)
       actionpack (= 7.0.4)
       activesupport (= 7.0.4)
@@ -206,6 +211,7 @@ GEM
       activesupport (>= 5.2)
       sprockets (>= 3.0.0)
     sqlite3 (1.5.2-arm64-darwin)
+    sqlite3 (1.5.2-x86_64-linux)
     thor (1.2.1)
     tilt (2.0.11)
     timeout (0.3.0)
@@ -222,6 +228,7 @@ GEM
 
 PLATFORMS
   arm64-darwin-21
+  x86_64-linux
 
 DEPENDENCIES
   bootstrap (~> 5.2.1)
@@ -231,6 +238,7 @@ DEPENDENCIES
   importmap-rails
   puma (~> 5.0)
   rails (~> 7.0.4)
+  rails-i18n
   rspec-rails
   sprockets-rails
   sqlite3 (~> 1.4)

app/controllers/products_controller.rb

@@ -1,61 +1,25 @@
-class ProductsController < ApplicationController
-  before_action :set_product, only: %i[ show edit update destroy ]
-
-  # GET /products
-  def index
-    @products = Product.all
-    @product = Product.new
-    @product_category = ProductCategory.new
-    @product_categories = ProductCategory.all
-  end
-
-  # GET /products/1
-  def show
-  end
-
-  # GET /products/new
-  def new
-    @product = Product.new
-  end
-
-  # GET /products/1/edit
-  def edit
-  end
-
-  # POST /products
-  def create
-    @product = Product.new(product_params)
-
-    if @product.save
-      redirect_to @product, notice: "Product was successfully created."
-    else
-      render :new, status: :unprocessable_entity
-    end
-  end
-
-  # PATCH/PUT /products/1
-  def update
-    if @product.update(product_params)
-      redirect_to @product, notice: "Product was successfully updated."
-    else
-      render :edit, status: :unprocessable_entity
-    end
-  end
-
-  # DELETE /products/1
-  def destroy
-    @product.destroy
-    redirect_to products_url, notice: "Product was successfully destroyed."
-  end
-
-  private
-    # Use callbacks to share common setup or constraints between actions.
-    def set_product
-      @product = Product.find(params[:id])
-    end
-
-    # Only allow a list of trusted parameters through.
-    def product_params
-      params.require(:product).permit(:name, :price, :product_category_id)
-    end
-end
+class ProductsController < ApplicationController
+  def index
+    @products = Product.all
+  end
+
+  def new
+    @product = Product.new
+    @product_categories = ProductCategory.all
+  end
+
+  def create
+    product_params = params.require(:product).permit(:name, :price, :product_category_id)
+    @product = Product.new(product_params)
+
+    if @product.save
+      redirect_to root_url, notice: 'Produto cadastrado com sucesso'
+
+    else 
+      @product_categories = ProductCategory.all
+
+      flash.now[:notice] = 'Produto não cadastrado'
+      render 'new'
+    end
+  end
+end

app/models/product.rb

@@ -1,5 +1,7 @@
 class Product < ApplicationRecord
   belongs_to :product_category, optional: true
+
+  validates :name, :price, presence: true
 end
 
 

app/views/products/index.html.erb

@@ -1,50 +1,13 @@
-<p style="color: green"><%= notice %></p>
-
-<h1>Products</h1>
-<div id="products">
-  <% @products.each do |product| %>
-    <%= render product %>
-    <p>
-      <%= link_to "Show this product", product %>
-    </p>
-  <% end %>
-</div>
-<hr/>
-<h2>Nova Categoria de Produto</h2>
-<%= form_with(model: @product_category) do |f| %>
-  <%= f.label :name %>
-  <%= f.text_field :name %>
-  <%= f.submit %>
-<% end %>
-<hr/>
-
-
-
-<h2>Novo Produto</h2>
-<%= form_with(model:  @product) do |form| %>
-  <div>
-    <%= form.label :name, style: "display: block" %>
-    <%= form.text_field :name %>
-  </div>
-
-  <div>
-    <%= form.label :price, style: "display: block" %>
-    <%= form.text_field :price %>
-  </div>
-
-  <div>
-    <%= form.label :condition_new, 'Produto Novo' %>
-    <%= form.radio_button :condition, :new %>
-
-    <%= form.label :condition_used, 'Produto Usado' %>
-    <%= form.radio_button :condition, :used %>
-  </div>
-
-  <div>
-    <%= form.submit %>
-  </div>
-<% end %>
-
-
-choose 'Produto Usado'
-
+<h1>Fretes</h1>
+
+<%= link_to 'Cadastrar Produto', new_product_path %>
+
+<% @products.each do |product| %>
+  <dl class="card" style="width: 18rem;">
+    <h4><%= product.name %></h4>
+    <dt>Preço: </dt>
+    <dd><%= number_to_currency(product.price) %></dd>
+    <dt>Categoria: </dt>
+    <dd><%= product.product_category.name %></dd>
+  </dl>
+<% end%>

app/views/products/new.html.erb

@@ -1,9 +1,22 @@
-<h1>New product</h1>
-
-<%= render "form", product: @product %>
-
-<br>
-
-<div>
-  <%= link_to "Back to products", products_path %>
-</div>
+<% if @product.errors.any? %>
+  <div class="my-3 alert alert-danger">
+    <ul>
+      <% @product.errors.full_messages.each do |msg| %>
+        <li><%= msg %></li>
+      <% end %>
+    </ul>
+  </div>
+<% end %>
+
+<%= form_with(model: @product) do |f| %>
+  <%= f.label :name, 'Nome' %>
+  <%= f.text_field :name %>
+
+  <%= f.label :price, 'Preço' %>
+  <%= f.number_field :price, step: 0.01 %>
+
+  <%= f.label :product_category_id, 'Categoria' %>
+  <%= f.collection_select :product_category_id, @product_categories, :id, :name %>
+
+  <%= f.submit 'Criar' %>
+<% end %>

config/initializers/locale.rb

@@ -0,0 +1,5 @@
+# Permitted locales available for the application
+I18n.available_locales = [:en, :'pt-BR']
+
+# Set default locale to something other than :en
+I18n.default_locale = :'pt-BR'