Allow condensed inventory adjustments report

app/models/reports/inventory_adjustments.rb

@@ -68,6 +68,8 @@ def initialize(params, _session)
     end
 
     def csv_filename
+      style_part = selected_style.capitalize
+
       reasons =
         if all_reasons?
           "AllReasons"
@@ -76,7 +78,7 @@ def csv_filename
         end
 
       date_part = "#{start_date.strftime('%m-%d-%Y')}_to_#{end_date.strftime('%m-%d-%Y')}"
-      "inventory-adjustments_#{reasons}_#{date_part}_#{Time.zone.now.strftime('%Y%m%d%H%M%S')}.csv"
+      "inventory-adjustments_#{style_part}_#{reasons}_#{date_part}_#{Time.zone.now.strftime('%Y%m%d%H%M%S')}.csv"
     end
 
     def csv_export_row(row)
@@ -87,10 +89,14 @@ def csv_export_row(row)
         row.amount,
         row.value,
         row.total_value,
-        row.date.strftime("%m/%d/%Y")
+        row.date&.strftime("%m/%d/%Y")
       ]
     end
 
+    def selected_style
+      @params[:style].presence || "full"
+    end
+
     def start_date
       @start_date ||= Time.strptime(@params[:start_date], "%m/%d/%Y").beginning_of_day
     end
@@ -99,11 +105,15 @@ def end_date
       @end_date ||= Time.strptime(@params[:end_date], "%m/%d/%Y").end_of_day
     end
 
-    def each
-      Item.unscoped do
-        filtered_scope.each do |version|
-          yield Reports::InventoryAdjustments::Row.new(version)
-        end
+    def condensed?
+      selected_style == "condensed"
+    end
+
+    def each(&)
+      if condensed?
+        each_condensed_row(&)
+      else
+        each_row(&)
       end
     end
 
@@ -125,6 +135,65 @@ def filtered_scope
           .where(created_at: (start_date..end_date))
     end
 
+    def each_condensed_row
+      condensed_data = {}
+
+      each_row do |row|
+        condensed_data[row.condensed_key] ||= Reports::InventoryAdjustments::CondensedRow.new
+        condensed_data[row.condensed_key] << row
+      end
+
+      condensed_data.values.each do |condensed_row|
+        yield condensed_row
+      end
+    end
+
+    def each_row
+      Item.unscoped do
+        filtered_scope.each do |version|
+          yield Reports::InventoryAdjustments::Row.new(version)
+        end
+      end
+    end
+
+    class CondensedRow
+      def initialize
+        @rows = []
+      end
+
+      def <<(row)
+        @rows << row
+      end
+
+      def edit_description
+        nil
+      end
+
+      def item_description
+        @rows.first.item_description
+      end
+
+      def reason
+        @rows.first.reason
+      end
+
+      def amount
+        @rows.sum(&:amount)
+      end
+
+      def value
+        @rows.sum(&:value)
+      end
+
+      def total_value
+        @rows.sum(&:total_value)
+      end
+
+      def date
+        nil
+      end
+    end
+
     class Row
       attr_reader :version
 
@@ -135,6 +204,10 @@ def initialize(version)
         @version = version
       end
 
+      def condensed_key
+        "#{item.id}:#{reason}"
+      end
+
       def date
         version.created_at
       end

app/views/reports/inventory_adjustments.html.erb

@@ -3,24 +3,34 @@
 <% content_for :content do %>
   <div class="row">
     <div class="col-xs-12">
-      <form class="form-inline pull-right">
+      <form class="form-inline">
         <%= form_tag inventory_adjustments_reports_path, method: "get" do %>
-          <% Reports::InventoryAdjustments::FILTERABLE_REASONS.each do |reason| %>
-            <div class="checkbox">
-              <label><%= check_box_tag "reasons[]", reason, params.fetch(:reasons, []).include?(reason) %> <%= Reports::InventoryAdjustments.reason_label(reason).pluralize %></label>
-            </div>
-          <% end %>
+          <div class="row">
+            <% Reports::InventoryAdjustments::FILTERABLE_REASONS.each do |reason| %>
+              <div class="col-xs-12 col-sm-3 col-lg-2">
+                <div class="checkbox">
+                  <label><%= check_box_tag "reasons[]", reason, params.fetch(:reasons, []).include?(reason) %> <%= Reports::InventoryAdjustments.reason_label(reason).pluralize %></label>
+                </div>
+              </div>
+            <% end %>
+          </div>
 
-          <br />
+          <div class="row">
+            <div class="col-xs-12">
+              <div class="pull-right">
+                <%= select_tag :style, options_for_select([["Condensed", "condensed"], ["Full", "full"]], selected: @report.selected_style), class: "form-control" %>
 
-          <%= label_tag :date, "Start Date", class: "control-label" %>
-          <%= text_field_tag :start_date, params[:start_date], data: { provide: "datepicker" } %>
+                <%= label_tag :date, "Start Date", class: "control-label" %>
+                <%= text_field_tag :start_date, params[:start_date], data: { provide: "datepicker" } %>
 
-          <%= label_tag :date, "End Date", class: "control-label" %>
-          <%= text_field_tag :end_date, params[:end_date], data: { provide: "datepicker" } %>
+                <%= label_tag :date, "End Date", class: "control-label" %>
+                <%= text_field_tag :end_date, params[:end_date], data: { provide: "datepicker" } %>
 
-          <%= submit_tag "Filter", class: "btn btn-default" %>
-          <%= submit_tag "Export", name: "csv", class: "btn btn-primary", data: { disable_with: false } %>
+                <%= submit_tag "Filter", class: "btn btn-default" %>
+                <%= submit_tag "Export", name: "csv", class: "btn btn-primary", data: { disable_with: false } %>
+              </div>
+            </div>
+          </div>
         <% end %>
       </form>
     </div>
@@ -36,7 +46,10 @@
         <th class="text-center num-value">Amount</th>
         <th class="text-center monetary-value no-total">Value</th>
         <th class="text-center monetary-value">Total Value</th>
-        <th>Date</th>
+
+        <% unless @report.condensed? %>
+          <th>Date</th>
+        <% end %>
       </tr>
     </thead>
 
@@ -48,7 +61,10 @@
           <td class="text-center"><%= row.amount %></td>
           <td class="text-center"><%= number_to_currency row.value, precision: 2 %></td>
           <td class="text-center"><%= number_to_currency row.total_value, precision: 2 %></td>
-          <td><%= local_time row.date, "%m/%d/%Y" %></td>
+
+          <% unless @report.condensed? %>
+            <td><%= local_time row.date, "%m/%d/%Y" %></td>
+          <% end %>
         </tr>
       <% end %>
     </tbody>
@@ -60,7 +76,10 @@
         <th class="text-center"><%# This is summarized dynamically %></th>
         <th></th>
         <th class="text-center"><%# This is summarized dynamically %></th>
-        <th></th>
+
+        <% unless @report.condensed? %>
+          <th></th>
+        <% end %>
       </tr>
     </tfoot>
   </table>