Refactor scopes

app/controllers/case_logs_controller.rb

@@ -135,7 +135,7 @@ private
 
   def set_session_filters
     new_filters = session[:case_logs_filters].present? ? JSON.parse(session[:case_logs_filters]) : {}
-    %i[status year].each { |filter| new_filters[filter] = params[filter] if params[filter].present? }
+    %i[status years].each { |filter| new_filters[filter] = params[filter] if params[filter].present? }
     session[:case_logs_filters] = new_filters.to_json
   end
 end

app/models/case_log.rb

@@ -35,15 +35,14 @@ class CaseLog < ApplicationRecord
 
   scope :for_organisation, ->(org) { where(owning_organisation: org).or(where(managing_organisation: org)) }
   scope :filter_by_status, ->(status) { where status: status }
-  scope :filter_by_year, lambda { |year_s|
+  scope :filter_by_years, lambda { |years|
-    years = Array(year_s)
     first_year = years.shift
-    query = where("startdate >= ?", Time.utc(first_year.to_i, 4, 1)).where("startdate <= ?", Time.utc(first_year.to_i + 1, 3, 31).end_of_day)
+    query = filter_by_year(first_year)
-    years.each do |year|
+    years.each { |year| query = query.or(filter_by_year(year)) }
-      query = query.or(where("startdate >= ?", Time.utc(year.to_i, 4, 1)).where("startdate <= ?", Time.utc(year.to_i + 1, 3, 31).end_of_day))
-    end
     query.all
   }
+  scope :filter_by_year, ->(year) { where(startdate: Time.utc(year.to_i, 4, 1)...Time.utc(year.to_i + 1, 4, 1)) }
+
 
   AUTOGENERATED_FIELDS = %w[id status created_at updated_at discarded_at].freeze
   OPTIONAL_FIELDS = %w[postcode_known la_known first_time_property_let_as_social_housing tenant_code propcode].freeze

app/views/case_logs/_log_filters.erb

@@ -14,8 +14,8 @@
             <div class="govuk-form-group app-filter__group">
                 <%= form_with url: "/logs", html: { method: :get } do |f| %>
                     <% years = {"2021": "2021/22", "2022": "2022/23"} %>
-                    <%= render partial: "filters/checkbox_filter", locals: {f: f, options: years, label: "Collection year", category: "year" } %>
+                    <%= render partial: "filters/checkbox_filter", locals: { f: f, options: years, label: "Collection year", category: "years" } %>
-                    <%= render partial: "filters/checkbox_filter", locals: {f: f, options: status_filters, label: "Status", category: "status" } %>
+                    <%= render partial: "filters/checkbox_filter", locals: { f: f, options: status_filters, label: "Status", category: "status" } %>
                     <%= f.govuk_submit "Apply filters", class: "govuk-!-margin-top-4" %>
                 <% end %>
             </div>

app/views/filters/_checkbox_filter.html.erb

@@ -1,4 +1,4 @@
-<%= f.govuk_check_boxes_fieldset :year, legend: { text: label, size: "s"} do %>
+<%= f.govuk_check_boxes_fieldset category.to_sym, legend: { text: label, size: "s"} do %>
     <div class="govuk-checkboxes govuk-checkboxes--small" data-module="govuk-checkboxes">
         <% options.map do |key, option| %>
             <%= f.govuk_check_box category, "#{key}",

spec/models/case_log_spec.rb

@@ -1835,21 +1835,21 @@ RSpec.describe CaseLog do
 
     context "when filtering by year" do
       it "allows filtering on a single year" do
-        expect(described_class.filter_by_year("2021").count).to eq(2)
+        expect(described_class.filter_by_years(%w[2021]).count).to eq(2)
       end
 
       it "allows filtering by multiple years using OR" do
-        expect(described_class.filter_by_year(%w[2021 2022]).count).to eq(3)
+        expect(described_class.filter_by_years(%w[2021 2022]).count).to eq(3)
       end
 
       it "can filter by year(s) AND status" do
-        expect(described_class.filter_by_year(%w[2021 2022]).filter_by_status("completed").count).to eq(1)
+        expect(described_class.filter_by_years(%w[2021 2022]).filter_by_status("completed").count).to eq(1)
       end
     end
 
     context "when filtering on status" do
       it "allows filtering on a single status" do
-        expect(described_class.filter_by_status("in_progress").count).to eq(2)
+        expect(described_class.filter_by_status(%w[in_progress]).count).to eq(2)
       end
 
       it "allows filtering on multiple statuses" do