fix any existing rate cadences to reflect new enums

lib/engines/content_block_manager/lib/tasks/update_rates_cadence.rake

@@ -0,0 +1,17 @@
+namespace :content_block_manager do
+  desc "Update Content Block Manager Version Diffs"
+  task update_rates_cadence: :environment do
+    ContentBlockManager::ContentBlock::Document.where(block_type: "pension").find_each do |document|
+      document.editions.each do |edition|
+        edition.details.dig("rates")&.each do |key, value|
+          if value["cadence"] == "weekly"
+            edition.details.dig("rates")[key]["cadence"] = "a week"
+          elsif value["cadence"] == "monthly"
+            edition.details.dig("rates")[key]["cadence"] = "a month"
+          end
+        end
+        edition.save!
+      end
+    end
+  end
+end

lib/engines/content_block_manager/test/unit/lib/tasks/update_rates_cadence_test.rb

@@ -0,0 +1,65 @@
+require "test_helper"
+require "rake"
+
+class UpdateRatesCadenceTest < ActiveSupport::TestCase
+  extend Minitest::Spec::DSL
+
+  teardown do
+    Rake::Task["content_block_manager:update_rates_cadence"].reenable
+  end
+
+  let(:schema) { build(:content_block_schema, block_type: "content_block_pension", body: { }) }
+
+  before do
+    ContentBlockManager::ContentBlock::Schema.expects(:find_by_block_type).returns(schema).at_least_once
+  end
+
+
+  it "updates the rate cadences" do
+    document = create(:content_block_document, :pension)
+
+    edition_1 = create(:content_block_edition, document:, title: "Edition 1", details: {
+      "description": "Edition 1",
+      "rates": {
+        "rate1":
+          { "name": "rate1", "amount": "£100.5", "cadence": "weekly", "description": "" },
+      },
+    })
+
+    edition_2 = create(:content_block_edition, document:, title: "Edition 2", details: {
+      "description": "Edition 2",
+      "rates": {
+        "rate1":
+          { "name": "rate3", "amount": "£100.5", "cadence": "monthly", "description": "" },
+      },
+    })
+
+    document_2 = create(:content_block_document, :pension)
+
+    edition_3 = create(:content_block_edition, document: document_2, title: "Edition 3", details: {
+      "description": "Edition 3",
+      "rates": {
+        "rate1":
+          { "name": "rate3", "amount": "£100.5", "cadence": "a month", "description": "" },
+      },
+    })
+
+    edition_4 = create(:content_block_edition, document: document_2, title: "Edition 4", details: {
+      "description": "Edition 4",
+      "rates": {
+        "rate1":
+          { "name": "rate1", "amount": "£100.5", "cadence": "weekly", "description": "" },
+        "rate2":
+          { "name": "rate2", "amount": "£100.5", "cadence": "monthly", "description": "" },
+      },
+    })
+
+    Rake.application.invoke_task("content_block_manager:update_rates_cadence")
+
+    assert_equal "a week", edition_1.reload.details.dig("rates", "rate1", "cadence")
+    assert_equal "a month", edition_2.reload.details.dig("rates", "rate1", "cadence")
+    assert_equal "a month", edition_3.reload.details.dig("rates", "rate1", "cadence")
+    assert_equal "a week", edition_4.reload.details.dig("rates", "rate1", "cadence")
+    assert_equal "a month", edition_4.reload.details.dig("rates", "rate2", "cadence")
+  end
+end