# frozen_string_literal: true

RSpec.describe StrikeMe::API::WebhookEvent do
  subject(:event) do
    described_class.new(
      'id' => '245e40d8-f197-411c-8f20-a326d08da402',
      'eventType' => 'invoice.updated',
      'webhookVersion' => 'v1',
      'data' => { 'entityId' => '602cc206-6b4a-42dd-bc89-9a534bb04034', 'changes' => ['state'] },
      'created' => '2026-09-15T12:00:00+00:00',
      'deliverySuccess' => true
    )
  end

  it 'exposes entity_id and changes from the nested data object' do
    expect(event.entity_id).to eq '602cc206-6b4a-42dd-bc89-9a534bb04034'
    expect(event.changes).to eq ['state']
  end

  it 'aliases the camelCase attributes to snake_case' do
    expect(event.event_type).to eq 'invoice.updated'
    expect(event.webhook_version).to eq 'v1'
    expect(event.delivery_success).to eq true
  end

  it 'parses created as a real Time' do
    expect(event.created).to be_a Time
  end

  it 'identifies invoice events' do
    expect(event).to be_invoice_event
  end

  it 'does not carry the actual changed values — only that state changed, not to what' do
    expect(event.attributes.keys).not_to include('amount', 'state')
  end
end