Make uploading organisation search and filter by the bulk upload organisation id

app/components/bulk_upload_summary_component.html.erb

@@ -9,7 +9,7 @@
       </header>
       <div class="govuk-!-margin-bottom-2">
           <p class="govuk-hint govuk-!-font-size-16 govuk-!-margin-bottom-1">Uploaded by: <%= bulk_upload.user.name %> (<%= bulk_upload.user.email %>)</p>
-          <p class="govuk-hint govuk-!-font-size-16 govuk-!-margin-bottom-1">Uploading organisation: <%= bulk_upload.user.organisation.name %></p>
+          <p class="govuk-hint govuk-!-font-size-16 govuk-!-margin-bottom-1">Uploading organisation: <%= bulk_upload.organisation.name %></p>
           <p class="govuk-hint govuk-!-font-size-16 govuk-!-margin-bottom-1">Time of upload: <%= bulk_upload.created_at.to_formatted_s(:govuk_date_and_time) %></p>
       </div>
       <p class="govuk-body govuk-!-margin-bottom-3">

app/models/bulk_upload.rb

@@ -15,7 +15,7 @@ class BulkUpload < ApplicationRecord
   scope :search_by_filename, ->(filename) { where("filename ILIKE ?", "%#{filename}%") }
   scope :search_by_user_name, ->(name) { where(user_id: User.where("name ILIKE ?", "%#{name}%").select(:id)) }
   scope :search_by_user_email, ->(email) { where(user_id: User.where("email ILIKE ?", "%#{email}%").select(:id)) }
-  scope :search_by_organisation_name, ->(name) { where(user_id: User.joins(:organisation).where("organisations.name ILIKE ?", "%#{name}%").select(:id)) }
+  scope :search_by_organisation_name, ->(name) { where(organisation_id: Organisation.where("name ILIKE ?", "%#{name}%").select(:id)) }
 
   scope :search_by, lambda { |param|
     search_by_filename(param)
@@ -34,7 +34,7 @@ class BulkUpload < ApplicationRecord
   scope :filter_by_uploaded_by, ->(user_id, _user = nil) { where(user_id:) }
   scope :filter_by_user_text_search, ->(param, _user = nil) { where(user_id: User.search_by(param).select(:id)) }
   scope :filter_by_user, ->(user_id, _user = nil) { user_id.present? ? where(user_id:) : all }
-  scope :filter_by_uploading_organisation, ->(organisation_id, _user = nil) { where(user_id: User.where(organisation_id:).select(:id)) }
+  scope :filter_by_uploading_organisation, ->(organisation_id, _user = nil) { where(organisation_id:) }
 
   def completed?
     incomplete_logs = logs.where.not(status: "completed")
@@ -151,6 +151,10 @@ class BulkUpload < ApplicationRecord
     User.find_by(id: moved_user_id)&.name
   end
 
+  def organisation
+    Organisation.find_by(id: organisation_id)
+  end
+
 private
 
   def generate_identifier