create report in csv in bling order item

app/controllers/bling_order_items_controller.rb

@@ -1,13 +1,24 @@
+require 'csv'
+
 class BlingOrderItemsController < ApplicationController
-  before_action :default_initial_date, :disable_initial_date, :default_final_date
+  before_action :set_filter_params
   include Pagy::Backend
   inherit_resources
   actions :all, except: %i[new create]
   decorates_assigned :bling_order_item
 
   def index
     authorize Customer
-    index!
+    bling_order_items = filtered_bling_order_items
+
+    respond_to do |format|
+      format.html do
+        @pagy, @bling_order_items = pagy(bling_order_items)
+      end
+      format.csv do
+        send_data generate_csv(bling_order_items), filename: "bling_order_items_report_#{Date.today}.csv"
+      end
+    end
   end
 
   def show
@@ -43,6 +54,20 @@ def destroy
     end
   end
 
+  def export_csv
+    authorize Customer
+    @bling_order_items = BlingOrderItem.where(account_id: current_tenant)
+                                       .by_status(params['status'] || BlingOrderItemStatus::ALL)
+                                       .date_range(params['initial_date'], params['final_date'])
+                                       .by_store(params['store_id'] || BlingOrderItemStore::ALL)
+
+    respond_to do |format|
+      format.csv do
+        send_data generate_csv(@bling_order_items), filename: "bling_order_items_report_#{Date.today}.csv"
+      end
+    end
+  end
+
   protected
 
   def collection
@@ -62,8 +87,25 @@ def permitted_params
 
   private
 
+  def set_filter_params
+    @default_status_filter = params['status'] || BlingOrderItemStatus::ALL
+    @default_store_filter = params['store_id'] || BlingOrderItemStore::ALL
+    @default_initial_date = params['initial_date'].presence
+    @default_final_date = params['final_date'].presence || Date.today
+    @default_initial_date = nil if params['disable_initial_date'].present?
+  end
+
+  def filtered_bling_order_items
+    items = BlingOrderItem.where(account_id: current_tenant)
+                          .by_status(@default_status_filter)
+                          .by_store(@default_store_filter)
+
+    items = items.date_range(@default_initial_date, @default_final_date) if @default_initial_date.present?
+    items
+  end
+
   def default_initial_date
-    @default_initial_date = params['initial_date'] || Date.today
+    @default_initial_date = params['initial_date'].presence || Date.today
   end
 
   # Dashboard has links to each status. From its point of view, it does not
@@ -73,6 +115,25 @@ def disable_initial_date
   end
 
   def default_final_date
-    @default_final_date = params['final_date'] || Date.today
+    @default_final_date = params['final_date'].presence || Date.today
+  end
+
+  def generate_csv(items)
+    CSV.generate(headers: true) do |csv|
+      csv << ['ID', 'Bling Order ID', 'Bling ID', 'Status', 'Store', 'Marketplace Code', 'Date', 'Value']
+
+      items.each do |item|
+        csv << [
+          item.id,
+          item.bling_order_id,
+          item.bling_id,
+          item.situation_id_humanize,
+          item.store_id_humanize,
+          item.marketplace_code_id,
+          item.date.strftime(t('date.formats.default')),
+          item.value
+        ]
+      end
+    end
   end
 end

app/views/bling_order_items/index.html.erb

@@ -3,7 +3,7 @@
     <h1><%= t('activerecord.models.bling_order_items.other') %></h1>
   </div>
   <div class="d-flex justify-content-end">
-    <% button_to "Faça algo útil", '#', class: "btn btn-success", method: :get %>
+    <%= link_to "Exportar CSV", bling_order_items_path(format: :csv, status: @default_status_filter, store_id: @default_store_filter, initial_date: @default_initial_date, final_date: @default_final_date, disable_initial_date: params[:disable_initial_date]), class: "btn btn-success" %>
   </div>
 </div>
 

config/routes.rb

@@ -148,4 +148,10 @@
 
   resources :warehouses
 
+  resources :bling_order_items do
+    collection do
+      get :export_csv
+    end
+  end
+
 end