# frozen_string_literal: true

describe DiscourseAutomation::UserBadgeGrantedHandler do
  fab!(:user)
  fab!(:automation) do
    Fabricate(:automation, trigger: DiscourseAutomation::Triggers::USER_BADGE_GRANTED)
  end
  fab!(:tracked_badge) { Fabricate(:badge, multiple_grant: true) }

  before { SiteSetting.discourse_automation_enabled = true }

  context "when badge is not tracked" do
    it "doesn’t trigger the automation" do
      list = capture_contexts { described_class.handle(automation, tracked_badge.id, user.id) }
      expect(list).to be_blank
    end
  end

  context "when badge is tracked" do
    before do
      automation.upsert_field!("badge", "choices", { value: tracked_badge.id }, target: "trigger")
    end

    describe "only trigger on first grant" do
      before do
        automation.upsert_field!("only_first_grant", "boolean", { value: true }, target: "trigger")
      end

      context "when badge has been granted two times" do
        before do
          BadgeGranter.grant(tracked_badge, user)
          BadgeGranter.grant(tracked_badge, user)
        end

        it "doesn’t trigger the automation" do
          list = capture_contexts { described_class.handle(automation, tracked_badge.id, user.id) }
          expect(list).to be_blank
        end
      end

      context "when badge has not been granted already" do
        it "triggers the automation" do
          list = capture_contexts { described_class.handle(automation, tracked_badge.id, user.id) }

          expect(list.length).to eq(1)
          expect(list[0]["kind"]).to eq(DiscourseAutomation::Triggers::USER_BADGE_GRANTED)
        end
      end

      context "when user doesn’t exist" do
        it "raises an error" do
          expect { described_class.handle(automation, tracked_badge.id, -999) }.to raise_error(
            ActiveRecord::RecordNotFound,
            /'id'=-999/,
          )
        end
      end
    end

    it "triggers the automation" do
      list = capture_contexts { described_class.handle(automation, tracked_badge.id, user.id) }

      expect(list.length).to eq(1)
      output = list[0]
      expect(output["kind"]).to eq(DiscourseAutomation::Triggers::USER_BADGE_GRANTED)
      expect(output["usernames"]).to eq([user.username])
      expect(output["placeholders"]).to eq(
        "badge_name" => tracked_badge.name,
        "grant_count" => tracked_badge.grant_count,
      )
      expect(output["badge"]["id"]).to eq(tracked_badge.id)
    end
  end
end