require "rails_helper"

RSpec.describe InterruptionScreenHelper do
  form_handler = FormHandler.instance
  let(:form) { form_handler.get_form("test_form") }
  let(:subsection) { form.get_subsection("household_characteristics") }
  let(:user) { create(:user) }
  let(:lettings_log) do
    create(
      :lettings_log,
      :in_progress,
      hhmemb: 1,
      ecstat1: 1,
      earnings: 750,
      incfreq: 1,
      created_by: user,
      sex1: "F",
      brent: 12_345,
    )
  end

  around do |example|
    Timecop.freeze(Time.zone.local(2022, 1, 1)) do
      Singleton.__init__(FormHandler)
      example.run
    end
    Timecop.return
    Singleton.__init__(FormHandler)
  end

  describe "display_informative_text" do
    context "when 2 out of 2 arguments are given" do
      it "returns correct informative text" do
        informative_text = {
          "translation" => "soft_validations.net_income.hint_text",
          "arguments" => [
            {
              "key" => "net_income_higher_or_lower_text",
              "label" => false,
              "i18n_template" => "net_income_higher_or_lower_text",
            },
          ],
        }
        expect(display_informative_text(informative_text, lettings_log))
          .to eq(
            I18n.t(
              "soft_validations.net_income.hint_text",
              net_income_higher_or_lower_text: "higher",
            ),
          )
      end
    end

    context "when 1 out of 1 arguments is given" do
      it "returns correct informative text" do
        informative_text = {
          "translation" => "test.one_argument",
          "arguments" => [
            {
              "key" => "ecstat1",
              "label" => true,
              "i18n_template" => "ecstat1",
            },
          ],
        }
        expect(display_informative_text(informative_text, lettings_log))
          .to eq(
            I18n.t(
              "test.one_argument",
              ecstat1: lettings_log.form.get_question("ecstat1", lettings_log).answer_label(lettings_log).downcase,
            ),
          )
      end
    end

    context "when 2 out of 1 arguments are given" do
      it "returns correct informative text" do
        informative_text = {
          "translation" => "test.one_argument",
          "arguments" => [
            {
              "key" => "ecstat1",
              "label" => true,
              "i18n_template" => "ecstat1",
            },
            {
              "key" => "earnings",
              "label" => true,
              "i18n_template" => "earnings",
            },
          ],
        }
        expect(display_informative_text(informative_text, lettings_log))
          .to eq(
            I18n.t(
              "test.one_argument",
              ecstat1: lettings_log.form.get_question("ecstat1", lettings_log).answer_label(lettings_log).downcase,
            ),
          )
      end
    end

    context "when 1 out of 2 arguments are given" do
      it "returns an empty string" do
        informative_text = {
          "translation" => "soft_validations.net_income.hint_text",
          "arguments" => [
            {
              "key" => "ecstat1",
              "label" => true,
              "i18n_template" => "ecstat1",
            },
          ],
        }
        expect(display_informative_text(informative_text, lettings_log))
          .to eq("")
      end
    end

    context "when an argument is given not for a label" do
      translation = "test.title_text.one_argument"
      it "returns the correct text" do
        informative_text_hash = {
          "translation" => translation,
          "arguments" => [
            {
              "key" => "earnings",
              "i18n_template" => "argument",
            },
          ],
        }
        expect(display_informative_text(informative_text_hash, lettings_log)).to eq(I18n.t(translation, argument: lettings_log.earnings))
      end
    end

    context "when and argument is given with a key and arguments for the key" do
      it "makes the correct method call" do
        informative_text_hash = {
          "arguments" => [
            {
              "key" => "field_formatted_as_currency",
              "arguments_for_key" => "brent",
              "i18n_template" => "argument",
            },
          ],
        }
        allow(lettings_log).to receive(:field_formatted_as_currency)
        display_informative_text(informative_text_hash, lettings_log)
        expect(lettings_log).to have_received(:field_formatted_as_currency).with("brent")
      end

      it "returns the correct text" do
        translation = "test.title_text.one_argument"
        informative_text_hash = {
          "translation" => translation,
          "arguments" => [
            {
              "key" => "field_formatted_as_currency",
              "arguments_for_key" => "brent",
              "i18n_template" => "argument",
            },
          ],
        }
        expect(display_informative_text(informative_text_hash, lettings_log)).to eq("You said this: £12,345.00")
      end
    end

    context "when a string given" do
      it "returns the string" do
        test_string = "some words"
        expect(display_informative_text(test_string, lettings_log)).to eq(test_string)
      end
    end
  end

  describe "display_title_text" do
    context "when title text has no arguments" do
      it "returns the correct title text" do
        title_text = { "translation" => "test.title_text.no_argument" }
        expect(display_title_text(title_text, lettings_log))
          .to eq(I18n.t("test.title_text.no_argument"))
      end
    end

    context "when title text has arguments" do
      it "returns the correct title text" do
        title_text = {
          "translation" => "test.title_text.one_argument",
          "arguments" => [
            {
              "key" => "ecstat1",
              "label" => true,
              "i18n_template" => "argument",
            },
          ],
        }
        expect(display_title_text(title_text, lettings_log))
          .to eq(I18n.t("test.title_text.one_argument", argument: lettings_log.form.get_question("ecstat1", lettings_log).answer_label(lettings_log).downcase))
      end

      context "when and argument is given with a key and arguments for the key" do
        it "makes the correct method call" do
          title_text = {
            "arguments" => [
              {
                "key" => "field_formatted_as_currency",
                "arguments_for_key" => "brent",
                "i18n_template" => "argument",
              },
            ],
          }
          allow(lettings_log).to receive(:field_formatted_as_currency)
          display_title_text(title_text, lettings_log)
          expect(lettings_log).to have_received(:field_formatted_as_currency).with("brent")
        end

        it "returns the correct text" do
          translation = "test.title_text.one_argument"
          title_text = {
            "translation" => translation,
            "arguments" => [
              {
                "key" => "field_formatted_as_currency",
                "arguments_for_key" => "brent",
                "i18n_template" => "argument",
              },
            ],
          }
          expect(display_title_text(title_text, lettings_log)).to eq("You said this: £12,345.00")
        end
      end
    end

    context "when title text is not defined" do
      it "returns an empty string" do
        expect(display_title_text(nil, lettings_log)).to eq("")
      end
    end

    context "when title text is empty string" do
      it "returns an empty string" do
        expect(display_title_text("", lettings_log)).to eq("")
      end
    end
  end

  describe "soft_validation_affected_questions" do
    let(:question) { lettings_log.form.get_question("retirement_value_check", lettings_log) }

    it "returns a list of questions affected by the soft validation" do
      expect(soft_validation_affected_questions(question, lettings_log).count).to eq(2)
      expect(soft_validation_affected_questions(question, lettings_log).map(&:id)).to eq(%w[age1 ecstat1])
    end
  end
end