Switch to UNION ALL for active reminders scope on repository cells [SCI-11134] (#7938)

app/models/repository_cell.rb

@@ -46,17 +46,14 @@ class RepositoryCell < ApplicationRecord
   after_touch :update_repository_row_last_modified_by
 
   scope :with_active_reminder, lambda { |user|
-    joins(
-      'LEFT OUTER JOIN repository_columns repository_reminder_columns ON ' \
-      'repository_reminder_columns.id = repository_cells.repository_column_id'
-    ).joins( # datetime reminders
-      'LEFT OUTER JOIN "repository_date_time_values" ON ' \
-      '"repository_date_time_values"."id" = "repository_cells"."value_id" AND ' \
-      '"repository_cells"."value_type" = \'RepositoryDateTimeValueBase\' AND ' \
-      '"repository_reminder_columns"."metadata" ->> \'reminder_value\' <> \'\' AND ' \
-      '(repository_date_time_values.data - NOW()) <= (repository_reminder_columns.metadata ->> \'reminder_value\')::int * ' \
-      '(repository_reminder_columns.metadata ->> \'reminder_unit\')::int * interval \'1 sec\''
-    ).joins( # stock reminders
+    from(
+      "((#{with_active_stock_reminder(user).to_sql}) UNION ALL " \
+      "(#{with_active_datetime_reminder(user).to_sql})) AS repository_cells"
+    )
+  }
+
+  scope :with_active_stock_reminder, lambda { |user|
+    joins( # stock reminders
       'LEFT OUTER JOIN "repository_stock_values" ON ' \
       '"repository_cells"."value_type" = \'RepositoryStockValue\' AND ' \
       '"repository_stock_values"."id" = "repository_cells"."value_id" AND ' \
@@ -67,8 +64,28 @@ class RepositoryCell < ApplicationRecord
       '"repository_cells"."id" = "hidden_repository_cell_reminders"."repository_cell_id" AND ' \
       '"hidden_repository_cell_reminders"."user_id" = ' + user.id.to_s
     ).where(
-      'hidden_repository_cell_reminders.id IS NULL AND ' \
-      '(repository_date_time_values.id IS NOT NULL OR repository_stock_values.id IS NOT NULL)'
+      'hidden_repository_cell_reminders.id IS NULL AND repository_stock_values.id IS NOT NULL'
+    )
+  }
+
+  scope :with_active_datetime_reminder, lambda { |user|
+    joins(
+      'INNER JOIN repository_columns repository_reminder_columns ON ' \
+      'repository_reminder_columns.id = repository_cells.repository_column_id'
+    ).joins( # datetime reminders
+      'LEFT OUTER JOIN "repository_date_time_values" ON ' \
+      '"repository_date_time_values"."id" = "repository_cells"."value_id" AND ' \
+      '"repository_cells"."value_type" = \'RepositoryDateTimeValueBase\' ' \
+      'AND repository_reminder_columns.metadata ->> \'reminder_value\' <> \'\' AND ' \
+      '(repository_date_time_values.data - NOW()) <= ' \
+      '(repository_reminder_columns.metadata ->> \'reminder_value\')::int * ' \
+      '(repository_reminder_columns.metadata ->> \'reminder_unit\')::int * interval \'1 sec\''
+    ).joins(
+      'LEFT OUTER JOIN "hidden_repository_cell_reminders" ON ' \
+      '"repository_cells"."id" = "hidden_repository_cell_reminders"."repository_cell_id" AND ' \
+      '"hidden_repository_cell_reminders"."user_id" = ' + user.id.to_s
+    ).where(
+      'hidden_repository_cell_reminders.id IS NULL AND repository_date_time_values.id IS NOT NULL'
     )
   }
 

app/models/repository_row.rb

@@ -116,8 +116,8 @@ class RepositoryRow < ApplicationRecord
   scope :active, -> { where(archived: false) }
   scope :archived, -> { where(archived: true) }
 
-  scope :with_active_reminders, lambda { |user|
-    left_outer_joins_active_reminders(user).where.not(repository_cells_with_active_reminders: { id: nil })
+  scope :with_active_reminders, lambda { |repository, user|
+    left_outer_joins_active_reminders(repository, user).where.not(repository_cells_with_active_reminders: { id: nil })
   }
 
   def code
@@ -170,9 +170,11 @@ class RepositoryRow < ApplicationRecord
       .update_all(created_by_id: new_owner.id)
   end
 
-  def self.left_outer_joins_active_reminders(user)
+  def self.left_outer_joins_active_reminders(repository, user)
+    repository_cells = RepositoryCell.joins("INNER JOIN repository_columns ON repository_columns.id = repository_cells.repository_column_id AND " \
+                                            "repository_columns.repository_id = #{repository.id}")
     joins(
-      "LEFT OUTER JOIN (#{RepositoryCell.with_active_reminder(user).select(:id, :repository_row_id).to_sql}) " \
+      "LEFT OUTER JOIN (#{repository_cells.with_active_reminder(user).select(:id, :repository_row_id).to_sql}) " \
       "AS repository_cells_with_active_reminders " \
       "ON repository_cells_with_active_reminders.repository_row_id = repository_rows.id"
     )

app/services/repository_datatable_service.rb

@@ -47,7 +47,7 @@ class RepositoryDatatableService
     repository_rows = fetch_rows(search_value)
 
     # filter only rows with reminders if filter param is present
-    repository_rows = repository_rows.with_active_reminders(@user) if @params[:only_reminders]
+    repository_rows = repository_rows.with_active_reminders(@repository, @user) if @params[:only_reminders]
 
     # Aliased my_module_repository_rows join for consistent assigned counts
     repository_rows =
@@ -85,7 +85,7 @@ class RepositoryDatatableService
           # don't load reminders for archived repositories or snapshots
           repository_rows.select('FALSE AS has_active_stock_reminders, FALSE AS has_active_datetime_reminders')
         else
-          repository_rows.left_outer_joins_active_reminders(@user)
+          repository_rows.left_outer_joins_active_reminders(@repository, @user)
                          .select('COUNT(repository_cells_with_active_reminders.id) > 0 AS has_active_reminders')
         end
     end

app/views/repositories/_toolbar_buttons.html.erb

@@ -37,7 +37,7 @@
         </button>
       </span>
     <% end %>
-    <% if @repository.has_reminders? && @repository.repository_rows.with_active_reminders(current_user).any? %>
+    <% if @repository.has_reminders? && @repository.repository_rows.with_active_reminders(@repository, current_user).any? %>
       <button type="button" data-toggle="tooltip" data-placement="bottom" title="<%= t("repositories.hide_reminders") %>"
               class="btn btn-light auto-shrink-button"
               id="hideRepositoryReminders"