require "rails_helper"

RSpec.describe Scheme, type: :model do
  describe "#new" do
    let(:scheme) { FactoryBot.create(:scheme) }

    it "belongs to an organisation" do
      expect(scheme.owning_organisation).to be_a(Organisation)
    end

    describe "paper trail" do
      let(:scheme) { FactoryBot.create(:scheme) }
      let!(:name) { scheme.service_name }

      it "creates a record of changes to a log" do
        expect { scheme.update!(service_name: "new test name") }.to change(scheme.versions, :count).by(1)
      end

      it "allows case logs to be restored to a previous version" do
        scheme.update!(service_name: "new test name")
        expect(scheme.paper_trail.previous_version.service_name).to eq(name)
      end
    end

    describe "scopes" do
      let!(:scheme_1) { FactoryBot.create(:scheme) }
      let!(:scheme_2) { FactoryBot.create(:scheme) }
      let!(:location) { FactoryBot.create(:location, :export, scheme: scheme_1) }
      let!(:location_2) { FactoryBot.create(:location, scheme: scheme_2, postcode: "NE4 6TR", name: "second location") }

      context "when filtering by id" do
        it "returns case insensitive matching records" do
          expect(described_class.filter_by_id(scheme_1.id.to_s).count).to eq(1)
          expect(described_class.filter_by_id(scheme_1.id.to_s).first.id).to eq(scheme_1.id)
          expect(described_class.filter_by_id(scheme_2.id.to_s).count).to eq(1)
          expect(described_class.filter_by_id(scheme_2.id.to_s).first.id).to eq(scheme_2.id)
        end
      end

      context "when searching by scheme name" do
        it "returns case insensitive matching records" do
          expect(described_class.search_by_service_name(scheme_1.service_name.upcase).count).to eq(1)
          expect(described_class.search_by_service_name(scheme_1.service_name.downcase).count).to eq(1)
          expect(described_class.search_by_service_name(scheme_1.service_name.downcase).first.service_name).to eq(scheme_1.service_name)
          expect(described_class.search_by_service_name(scheme_2.service_name.upcase).count).to eq(1)
          expect(described_class.search_by_service_name(scheme_2.service_name.downcase).count).to eq(1)
          expect(described_class.search_by_service_name(scheme_2.service_name.downcase).first.service_name).to eq(scheme_2.service_name)
        end
      end

      context "when searching by postcode" do
        it "returns case insensitive matching records" do
          expect(described_class.search_by_postcode(location.postcode.upcase).count).to eq(1)
          expect(described_class.search_by_postcode(location.postcode.downcase).count).to eq(1)
          expect(described_class.search_by_postcode(location.postcode.downcase).first.locations.first.postcode).to eq(location.postcode)
          expect(described_class.search_by_postcode(location_2.postcode.upcase).count).to eq(1)
          expect(described_class.search_by_postcode(location_2.postcode.downcase).count).to eq(1)
          expect(described_class.search_by_postcode(location_2.postcode.downcase).first.locations.first.postcode).to eq(location_2.postcode)
        end
      end

      context "when searching by location name" do
        it "returns case insensitive matching records" do
          expect(described_class.search_by_location_name(location.name.upcase).count).to eq(1)
          expect(described_class.search_by_location_name(location.name.downcase).count).to eq(1)
          expect(described_class.search_by_location_name(location.name.downcase).first.locations.first.name).to eq(location.name)
          expect(described_class.search_by_location_name(location_2.name.upcase).count).to eq(1)
          expect(described_class.search_by_location_name(location_2.name.downcase).count).to eq(1)
          expect(described_class.search_by_location_name(location_2.name.downcase).first.locations.first.name).to eq(location_2.name)
        end
      end

      context "when searching by all searchable fields" do
        before do
          location_2.update!(postcode: location_2.postcode.gsub(scheme_1.id.to_s, "0"))
        end

        it "returns case insensitive matching records" do
          expect(described_class.search_by(scheme_1.id.to_s).count).to eq(1)
          expect(described_class.search_by(scheme_1.id.to_s).first.id).to eq(scheme_1.id)
          expect(described_class.search_by(scheme_2.service_name.upcase).count).to eq(1)
          expect(described_class.search_by(scheme_2.service_name.downcase).count).to eq(1)
          expect(described_class.search_by(scheme_2.service_name.downcase).first.service_name).to eq(scheme_2.service_name)
          expect(described_class.search_by(location.postcode.upcase).count).to eq(1)
          expect(described_class.search_by(location.postcode.downcase).count).to eq(1)
          expect(described_class.search_by(location.postcode.downcase).first.locations.first.postcode).to eq(location.postcode)
          expect(described_class.search_by(location.name.upcase).count).to eq(1)
          expect(described_class.search_by(location.name.downcase).count).to eq(1)
          expect(described_class.search_by(location.name.downcase).first.locations.first.name).to eq(location.name)
        end
      end
    end
  end
end