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

export default (event: RawEvent): NormalizedEvent<"code"> => {
  assert(event, `Node:User null event: ${event}`);
  assert(
    event.messageId,
    `Node:User event is missing the required field messageId ${event}`
  );
  assert(
    event.timestamp,
    `Node:User event is missing the required field timestamp ${event}`
  );

  const traits = event.traits || {};
  const address = traits.address || {};
  const company = {
    name: (traits.company && traits.company.name) || null,
    id: (traits.company && traits.company.id) || null,
    industry: (traits.company && traits.company.industry) || null,
    employee_count: (traits.company && traits.company.employee_count) || null,
    plan: (traits.company && traits.company.plan) || null
  };

  return {
    id: `node|${event.messageId}`,
    ts: Date.parse(event.timestamp),
    user_info: {
      source_user_id: null,
      user_id: event.userId || null,
      name:
        traits.name ||
        `${traits.firstName || ""} ${traits.lastName || ""}`.trim() ||
        null,
      email: traits.email || null,
      title: traits.title || null,
      birthday: traits.birthday || null,
      company,
      created_at: traits.createdAt ? Date.parse(traits.createdAt) : null,
      age: traits.age || null,
      gender: traits.gender || null,
      website: traits.website || null,
      ip: null,
      avatar: traits.avatar || null,
      nickname: traits.username || traits.firstName || null,
      phone: traits.phone || null,
      city: address.city || null,
      country: address.country || null,
      postal_code: address.postalCode || null,
      region: address.state || null,
      address_line1: address.street || null,
      continent_code: null,
      address_line2: null,
      country_code: null,
      timezone: null,
      user_agent: null,
      is_employee: null,
      custom_attributes: Object.keys(traits).length
        ? JSON.stringify({
            "code|user": { _ts: Date.parse(event.timestamp), ...traits }
          })
        : null
    },
    text: "User Identified" || null,
    href: null,
    is_bad: false,
    direction: null,
    source: "code",
    stream: "user"
  };
};