Add option to remove participant from group

and remove module name from participants for cleaner URLs

app/controllers/groups_controller.rb

@@ -1,5 +1,5 @@
 class GroupsController < ApplicationController
-  before_action :set_group, only: %i[ show edit update destroy ]
+  before_action :set_group, only: %i[ show edit update destroy remove_participant ]
 
   # GET /groups or /groups.json
   def index
@@ -47,6 +47,11 @@ def update
     end
   end
 
+  def remove_participant
+    @group.remove_participant(participant)
+    redirect_to @group
+  end
+
   # DELETE /groups/1 or /groups/1.json
   def destroy
     @group.destroy!
@@ -60,7 +65,11 @@ def destroy
   private
   # Use callbacks to share common setup or constraints between actions.
   def set_group
-    @group = Group.find(params[:id])
+    @group ||= Group.find(params[:id])
+  end
+
+  def participant
+    @participant ||= User::Participant.find(params[:participant_id])
   end
 
   # Only allow a list of trusted parameters through.

app/controllers/user/participants_controller.rb

@@ -1,5 +1,5 @@
 class User::ParticipantsController < ApplicationController
-  before_action :set_user_participant, only: %i[ show edit update destroy ]
+  before_action :set_participant, only: %i[ show edit update destroy ]
 
   # GET /user/participants or /user/participants.json
   def index
@@ -21,9 +21,8 @@ def edit
 
   # POST /user/participants or /user/participants.json
   def create
-    @user_participant = User::Participant.new(user_participant_params)
-    # TODO: Rever lógica para adicionar apenas novos grupos e remover dos antigos
-    @user_participant.groups << Group.find(group_ids)
+    @user_participant = User::Participant.new(participant_params)
+    add_participant_to_groups(group_ids)
 
     respond_to do |format|
       if @user_participant.save
@@ -38,10 +37,9 @@ def create
 
   # PATCH/PUT /user/participants/1 or /user/participants/1.json
   def update
-    # TODO: Rever lógica para adicionar apenas novos grupos e remover dos antigos
-    @user_participant.groups << Group.find(group_ids)
+    add_participant_to_groups(group_ids)
     respond_to do |format|
-      if @user_participant.update(user_participant_params)
+      if @user_participant.update(participant_params)
         format.html { redirect_to @user_participant, notice: "Participant was successfully updated." }
         format.json { render :show, status: :ok, location: @user_participant }
       else
@@ -56,23 +54,28 @@ def destroy
     @user_participant.destroy!
 
     respond_to do |format|
-      format.html { redirect_to user_participants_path, status: :see_other, notice: "Participant was successfully destroyed." }
+      format.html { redirect_to participants_path, status: :see_other, notice: "Participant was successfully destroyed." }
       format.json { head :no_content }
     end
   end
 
   private
   # Use callbacks to share common setup or constraints between actions.
-  def set_user_participant
+  def set_participant
     @user_participant = User::Participant.find(params[:id])
   end
 
   # Only allow a list of trusted parameters through.
-  def user_participant_params
-    params.require(:user_participant).permit(:first_name, :last_name, :birth_date, :user_admin_id)
+  def participant_params
+    params.require(:participant).permit(:first_name, :last_name, :birth_date, :user_admin_id)
   end
 
   def group_ids
-    @group_ids ||= params[:user_participant][:group_ids].compact_blank
+    @group_ids ||= params[:participant]&.delete(:group_ids)&.compact_blank
+  end
+
+  def add_participant_to_groups(group_ids)
+    participant_groups = @user_participant.groups
+    @user_participant.groups = Group.where(id: group_ids) unless participant_groups.ids.include?(group_ids)
   end
 end

app/models/group.rb

@@ -1,4 +1,8 @@
 class Group < ApplicationRecord
   belongs_to :user_admin, class_name: "User::Admin", dependent: :destroy
-  has_and_belongs_to_many :user_participants, class_name: "User::Participant", association_foreign_key: :user_participant_id, inverse_of: :user_participant
+  has_and_belongs_to_many :participants, class_name: "User::Participant", association_foreign_key: :user_participant_id
+
+  def remove_participant(participant)
+    participants.delete(participant)
+  end
 end

app/models/user.rb

@@ -1,4 +1,8 @@
 module User
+  def self.use_relative_model_naming?
+    true
+  end
+
   def self.table_name_prefix
     "user_"
   end

app/views/groups/_group.html.erb

@@ -5,21 +5,21 @@
   <table>
     <thead>
       <tr>
-        <th colspan="4">
+        <th colspan="5">
           <strong>
             <%= t("activerecord.models.user/participant").pluralize %>
           </strong>
         </th>
       </tr>
       <tr>
-        <th><%= t "helpers.label.user_participant.id" %></th>
-        <th><%= t "helpers.label.user_participant.full_name" %></th>
-        <th><%= t "helpers.label.user_participant.birth_date" %></th>
-        <th><%= t "participants.show" %></th>
+        <th><%= t "helpers.label.participant.id" %></th>
+        <th><%= t "helpers.label.participant.full_name" %></th>
+        <th><%= t "helpers.label.participant.birth_date" %></th>
+        <th colspan="2"><%= t "helpers.actions" %></th>
       </tr>
     </thead>
     <tbody>
-      <% group.user_participants.each do |participant| %>
+      <% group.participants.each do |participant| %>
         <tr>
           <td>
             <%= participant.id %>
@@ -33,13 +33,22 @@
           <td>
             <%= link_to t("participants.show"), participant, class: "text-xs" %>
           </td>
+          <td>
+            <%=
+              button_to t("participants.remove_from_group"),
+              remove_participant_group_path(participant, group),
+              class: "btn btn-small crimson",
+              method: :patch,
+              data: { turbo_method: :patch, confirm: t("participants.remove_from_group?") }
+            %>
+          </td>
         </tr>
       <% end %>
     </tbody>
     <tfoot>
       <tr>
-        <th colspan="4">
-          <%= link_to t("participants.new"), new_user_participant_path(group_id: group.id), class: "btn btn-small text-s pumpkin" %>
+        <th colspan="5">
+          <%= link_to t("participants.new"), new_participant_path(group_id: group.id), class: "btn btn-small text-s pumpkin" %>
         </th>
       </tr>
     </tfoot>

app/views/home/index.html.erb

@@ -18,8 +18,8 @@
             <%= link_to t("groups.show_all"), groups_path, class: "btn btn-large lavender", method: :get, data: { turbo_method: :get } %>
           </div>
           <!--<div class="buttons participants">-->
-          <%#= link_to t("participants.register"), new_user_participant_path, class: "btn btn-large green", method: :get, data: { turbo_method: :get } %>
-          <%#= link_to t("participants.show_all"), user_participants_path, class: "btn btn-large crimson", method: :get, data: { turbo_method: :get } %>
+          <%#= link_to t("participants.register"), new_participant_path, class: "btn btn-large green", method: :get, data: { turbo_method: :get } %>
+          <%#= link_to t("participants.show_all"), participants_path, class: "btn btn-large crimson", method: :get, data: { turbo_method: :get } %>
           <!--</div>-->
         </div>
       </div>

app/views/user/participants/_form.html.erb

@@ -30,6 +30,7 @@
     <%#= form.label :group_id %>
     <%#= form.select :group_id, current_admin.groups.collect { |g| [ g.name, g.id ] } %>
     <%= form.label :group_ids %>
+    <!-- Verificar se utilizando Group.all irá retornar grupos de outros admins -->
     <%=
       form.select :group_ids,
       options_from_collection_for_select(Group.all, :id, :name),

app/views/user/participants/edit.html.erb

@@ -7,7 +7,7 @@
       <%= render "form", user_participant: @user_participant %>
       <div class="actions">
         <%= link_to t("participants.show"), @user_participant %>
-        <%= link_to t("participants.back"), user_participants_path %>
+        <%= link_to t("participants.back"), participants_path %>
       </div>
     </div>
   </div>

app/views/user/participants/index.html.erb

@@ -4,12 +4,12 @@
     <%= render 'shared/header' %>
     <h2><%= t("activerecord.models.user/participant").pluralize %></h2>
     <div class="participants">
-      <%= link_to t("participants.new"), new_user_participant_path, class: "btn pumpkin" %>
-      <div id="user_participants">
-        <% @user_participants.each do |user_participant| %>
+      <%= link_to t("participants.new"), new_participant_path, class: "btn pumpkin" %>
+      <div id="participants">
+        <% @user_participants.each do |participant| %>
           <div class="card participant">
-            <%= render user_participant %>
-            <%= link_to t("participants.show"), user_participant %>
+            <%= render participant %>
+            <%= link_to t("participants.show"), participant %>
           </div>
         <% end %>
       </div>

app/views/user/participants/new.html.erb

@@ -7,7 +7,7 @@
       <%= render "form", user_participant: @user_participant, group_id: @group_id %>
       <br>
       <div class="actions">
-        <%= link_to t("participants.show_all"), user_participants_path %>
+        <%= link_to t("participants.show_all"), participants_path %>
         <%= link_to t("home.back"), root_path %>
       </div>
     </div>

app/views/user/participants/show.html.erb

@@ -4,8 +4,8 @@
     <div class="panel participant">
       <%= render @user_participant %>
       <div class="actions">
-        <%= link_to t("participants.edit"), edit_user_participant_path(@user_participant) %>
-        <%= link_to t("participants.back"), user_participants_path %>
+        <%= link_to t("participants.edit"), edit_participant_path(@user_participant) %>
+        <%= link_to t("participants.back"), participants_path %>
         <%= button_to t("participants.delete"), @user_participant, class: "btn crimson", method: :delete, data: { turbo_method: :delete } %>
       </div>
     </div>

config/locales/pt-BR.yml

@@ -19,6 +19,8 @@ pt-BR:
     delete: "Excluir participante"
     edit: "Editar participante"
     editing: "Editando participante"
+    remove_from_group: "Remover do grupo"
+    remove_from_group?: "Realmente deseja remover o participante do grupo?"
     new: "Novo participante"
     register: "Cadastrar participante"
     show: "Ver participante"
@@ -204,6 +206,7 @@ pt-BR:
         one: "Não foi possível gravar %{model}: %{count} erro"
         other: "Não foi possível gravar %{model}: %{count} erros"
   helpers:
+    actions: "Ações"
     label:
       collection:
         name: "Nome"
@@ -213,7 +216,7 @@ pt-BR:
       user_admin:
         first_name: "Nome"
         last_name: "Sobrenome"
-      user_participant:
+      participant:
         first_name: "Nome"
         last_name: "Sobrenome"
         full_name: "Nome completo"

config/routes.rb

@@ -2,10 +2,20 @@
 Rails.application.routes.draw do
   scope "(:locale)", locale: /pt-BR|en/ do
     resources :collections
-    resources :groups
-    namespace :user do
-      resources :participants
+    # resources :groups do
+    #   resources :participants, module: :user do
+    #     patch "remove", to: "groups#remove_participant", as: :remove
+    #   end
+    # end
+    resources :participants, module: :user, only: [] do
+      resources :groups, only: [] do
+        member do
+          patch "remove", to: "/groups#remove_participant", as: :remove
+        end
+      end
     end
+    resources :groups
+    resources :participants, module: :user
     devise_for :admins, class_name: "User::Admin"
     # Defines the root path route ("/")
     root "home#index"