Allow exporting the total inventory value report, and re-enable the f…

…ilter button when exporting

app/controllers/reports_controller.rb

@@ -36,6 +36,10 @@ def net_suite_export
   def total_inventory_value
     params[:date] ||= Time.zone.now.strftime("%m/%d/%Y")
     @report = Reports::TotalInventoryValue.new(params, session)
+
+    if params[:csv].present?
+      send_csv @report, filename: @report.csv_filename
+    end
   end
 
   def value_by_donor

app/javascript/stockaid/index.js

@@ -51,6 +51,7 @@ import "./guards"
 import "./item_program_ratios"
 import "./items"
 import "./migrate_donations"
+import "./optional_disable_with"
 import "./orders"
 import "./organization"
 import "./programs"

app/javascript/stockaid/optional_disable_with.js

@@ -0,0 +1,8 @@
+$(document).on("click", "form :submit:not([data-disable-with])", function() {
+    let $this = $(this);
+    let buttonsToReEnable = $this.parents("form:first").find(":submit[data-disable-with]").not($this);
+
+    setTimeout(function() {
+        buttonsToReEnable.each(function() { $(this).prop("disabled", false) });
+    }, 1000);
+});

app/models/concerns/csv_export.rb

@@ -13,10 +13,15 @@ def csv_export_row(row)
     self.class::FIELDS.map { |field| row.send(self.class.fields_to_method_names[field]) }
   end
 
+  # This method can be overridden, such as in Reports::TotalInventoryValue
+  def each_csv_row(&)
+    each(&)
+  end
+
   def to_csv(output = "")
     output << CSV.generate_line(csv_export_header)
 
-    each do |row|
+    each_csv_row do |row|
       output << CSV.generate_line(csv_export_row(row))
     end
 

app/models/reports/total_inventory_value.rb

@@ -9,23 +9,44 @@ def self.new(params, _session)
     end
 
     module Common
+      include CsvExport
       attr_reader :total_value
 
       def date
         return if @params[:date].blank?
-        Time.strptime(@params[:date], "%m/%d/%Y").end_of_day
+        @date ||= Time.strptime(@params[:date], "%m/%d/%Y").end_of_day
+      end
+
+      def csv_filename
+        date_part = "_#{date.strftime('%m-%d-%Y')}" if date
+        "total-inventory-value_#{csv_filename_scope}#{date_part}_#{Time.zone.now.strftime('%Y%m%d%H%M%S')}.csv"
+      end
+
+      def csv_export_row(row)
+        row
+      end
+
+      def each_csv_row
+        each do |description, value|
+          yield([description, value])
+        end
       end
     end
 
     class SingleCategory
       include Common
       attr_reader :category
+      FIELDS = %w[Item Value]
 
       def initialize(params)
         @category = Category.find(params[:category_id])
         @params = params
       end
 
+      def csv_filename_scope
+        category.description.gsub(/[^a-zA-Z0-9_]/, "_").gsub(/_+/, "_")
+      end
+
       def each
         @total_value = 0.0
 
@@ -40,12 +61,17 @@ def each
     class AllCategories
       include Common
       attr_reader :categories
+      FIELDS = %w[Category Value]
 
       def initialize(params)
         @categories = Category.all
         @params = params
       end
 
+      def csv_filename_scope
+        "All_Categories"
+      end
+
       def each
         @total_value = 0.0
 

app/views/reports/_total_inventory_value_filters.html.erb

@@ -6,6 +6,7 @@
         <%= text_field_tag :date, params[:date], data: { provide: "datepicker" } %>
         <%= hidden_field_tag :category_id, request.params[:category_id] %>
         <%= submit_tag "Filter", class: "btn btn-default" %>
+        <%= submit_tag "Export", name: "csv", class: "btn btn-primary", data: { disable_with: false } %>
       <% end %>
     </form>
   </div>