import assert from "assert";
import { RawEvent, NormalizedEvent } from "../../types";

export default (event: RawEvent): NormalizedEvent<"intercom"> => {
  assert(event, `Intercom:Conversations null event: ${event}`);
  assert(
    event.id,
    `Intercom:Conversations event is missing the required field id ${event}`
  );
  assert(
    event.created_at,
    `Intercom:Conversations event is missing the required field created_at ${event}`
  );

  const startedBy =
    event.conversation_message && event.conversation_message.user;

  return {
    id: `intercom|${event.id}`,
    ts: event.created_at * 1000 || Date.parse(event.created_at),
    user_info: {
      source_user_id: (event.user && event.user.id) || null,
      user_id: null,
      name: (startedBy && startedBy.name) || null,
      email: (startedBy && startedBy.email) || null,
      ip: null,
      avatar: null,
      nickname: null,
      phone: null,
      city: null,
      continent_code: null,
      country: null,
      postal_code: null,
      region: null,
      timezone: null,
      country_code: null,
      address_line1: null,
      address_line2: null,
      user_agent: null,
      is_employee: startedBy ? startedBy.type === "admin" : null,
      title: null,
      birthday: null,
      company: {
        name: null,
        id: null,
        industry: null,
        employee_count: null,
        plan: null
      },
      created_at: null,
      age: null,
      gender: null,
      website: null,
      custom_attributes: null
    },
    text:
      (event.conversation_message && event.conversation_message.body) || null,
    href: `https://app.intercom.io/a/apps/_/conversations/${event.id}`,
    is_bad: false,
    direction: startedBy
      ? startedBy.type === "admin"
        ? "outbound"
        : "inbound"
      : null,
    source: "intercom",
    stream: "conversations"
  };
};