feature: radio field (#3425)

* feature: radio field

* feature specs

* pluggy radio constant

app/avo/fields/radio_field.rb

@@ -0,0 +1,21 @@
+module Avo
+  module Fields
+    class RadioField < BaseField
+      def initialize(id, **args, &block)
+        super(id, **args, &block)
+
+        @options = args[:options] || {}
+      end
+
+      def options
+        Avo::ExecutionContext.new(
+          target: @options,
+          record: record,
+          resource: resource,
+          view: view,
+          field: self
+        ).handle
+      end
+    end
+  end
+end

app/components/avo/fields/radio_field/edit_component.html.erb

@@ -0,0 +1,10 @@
+<%= field_wrapper **field_wrapper_args do %>
+  <div class="flex flex-col gap-2">
+    <% @field.options.each do |key, value| %>
+      <div>
+        <%= form.radio_button @field.id, key %>
+        <%= form.label @field.id, value: value %>
+      </div>
+    <% end %>
+  </div>
+<% end %>

app/components/avo/fields/radio_field/edit_component.rb

@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+class Avo::Fields::RadioField::EditComponent < Avo::Fields::EditComponent
+end

app/components/avo/fields/radio_field/index_component.html.erb

@@ -0,0 +1,3 @@
+<%= index_field_wrapper **field_wrapper_args do %>
+  <%== @field.value %>
+<% end %>

app/components/avo/fields/radio_field/index_component.rb

@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+class Avo::Fields::RadioField::IndexComponent < Avo::Fields::IndexComponent
+end

app/components/avo/fields/radio_field/show_component.html.erb

@@ -0,0 +1,3 @@
+<%= field_wrapper **field_wrapper_args do %>
+  <%== @field.value %>
+<% end %>

app/components/avo/fields/radio_field/show_component.rb

@@ -0,0 +1,4 @@
+# frozen_string_literal: true
+
+class Avo::Fields::RadioField::ShowComponent < Avo::Fields::ShowComponent
+end

pluggy/lib/pluggy/railtie.rb

@@ -4,7 +4,7 @@ class Railtie < Rails::Railtie
       ActiveSupport.on_load(:avo_boot) do
         Avo.plugin_manager.register :pluggy
 
-        Avo.plugin_manager.register_field :radio, Pluggy::Fields::RadioField
+        Avo.plugin_manager.register_field :pluggy_radio, Pluggy::Fields::RadioField
       end
     end
   end

spec/dummy/app/avo/resources/fish.rb

@@ -23,6 +23,7 @@ def fields
     field :id, as: :id
     field :id, as: :number, only_on: :forms, readonly: -> { !view.new? }
     field :name, as: :text, required: -> { view.new? }, help: "help text"
+    field :size, as: :radio, options: {small: "Small", medium: "Medium", large: "Large"}
     field :secondary_field_for_name,
       as: :text,
       for_attribute: :name,

spec/dummy/db/migrate/20241114165947_add_size_to_fishes.rb

@@ -0,0 +1,5 @@
+class AddSizeToFishes < ActiveRecord::Migration[6.1]
+  def change
+    add_column :fish, :size, :string
+  end
+end

spec/dummy/db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2024_07_24_090242) do
+ActiveRecord::Schema[8.0].define(version: 2024_11_14_165947) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -123,6 +123,7 @@
     t.datetime "updated_at", null: false
     t.string "type"
     t.bigint "user_id"
+    t.string "size"
     t.index ["user_id"], name: "index_fish_on_user_id"
   end
 

spec/features/avo/radio_field_spec.rb

@@ -0,0 +1,60 @@
+require "rails_helper"
+
+RSpec.describe "RadioField", type: :feature do
+  describe "when size is present" do
+    let!(:fish) { create :fish, size: "small" }
+
+    context "index" do
+      it "displays the fish name" do
+        visit "/admin/resources/fish"
+
+        expect(page).to have_text "Size"
+        expect(page).to have_text fish.size
+      end
+    end
+
+    context "show" do
+      it "displays the fish size" do
+        visit "/admin/resources/fish/#{fish.id}"
+
+        expect(page).to have_text fish.size
+      end
+    end
+
+    context "edit" do
+      it "changes the fish size" do
+        visit "/admin/resources/fish/#{fish.id}/edit"
+
+        expect(page).to have_checked_field "fish_size_small"
+        expect(page).to_not have_checked_field "fish_size_medium"
+        expect(page).to_not have_checked_field "fish_size_large"
+
+        find("#fish_size_large").click
+
+        expect(page).to_not have_checked_field "fish_size_small"
+        expect(page).to_not have_checked_field "fish_size_medium"
+        expect(page).to have_checked_field "fish_size_large"
+
+        save
+
+        fish.reload
+
+        expect(fish.size).to eq "large"
+      end
+    end
+  end
+
+  describe "when size is nil" do
+    let!(:fish) { create :fish, size: nil }
+
+    context "edit" do
+      it "does not check radio buttons" do
+        visit "/admin/resources/fish/#{fish.id}/edit"
+
+        expect(page).to_not have_checked_field "fish_size_small"
+        expect(page).to_not have_checked_field "fish_size_medium"
+        expect(page).to_not have_checked_field "fish_size_large"
+      end
+    end
+  end
+end