/*
 * Code generated by Speakeasy (https://speakeasy.com). DO NOT EDIT.
 */

import * as z from "zod/v3";
import { remap as remap$ } from "../../lib/primitives.js";
import { safeParse } from "../../lib/schemas.js";
import { Result as SafeParseResult } from "../../types/fp.js";
import { SDKValidationError } from "../errors/sdkvalidationerror.js";

/**
 * Federal tax information for employees using the pre-2020 W4 form.
 */
export type EmployeeFederalTaxPre2020 = {
  /**
   * The current version of the object. See the [versioning guide](https://docs.gusto.com/embedded-payroll/docs/idempotency) for information on how to use this field.
   */
  version: string;
  /**
   * The UUID of the employee.
   */
  employeeUuid?: string | undefined;
  /**
   * The internal ID of the employee.
   */
  employeeId?: number | undefined;
  /**
   * The internal ID of the company.
   */
  companyId?: number | undefined;
  /**
   * The version of w4 form.
   */
  w4DataType: "pre_2020_w4";
  /**
   * It determines which tax return form an individual will use and is an important factor in computing taxable income. One of:
   *
   * @remarks
   * - Single
   * - Married
   * - Head of Household
   * - Exempt from withholding
   * - Married, but withhold as Single
   */
  filingStatus?: string | null | undefined;
  /**
   * An exemption from paying a certain amount of income tax. May be null when filing_status is "Exempt from withholding".
   */
  federalWithholdingAllowance?: number | null | undefined;
  /**
   * An additional withholding dollar amount.
   */
  additionalWithholding: string;
};

/** @internal */
export const EmployeeFederalTaxPre2020$inboundSchema: z.ZodType<
  EmployeeFederalTaxPre2020,
  z.ZodTypeDef,
  unknown
> = z.object({
  version: z.string(),
  employee_uuid: z.string().optional(),
  employee_id: z.number().int().optional(),
  company_id: z.number().int().optional(),
  w4_data_type: z.literal("pre_2020_w4"),
  filing_status: z.nullable(z.string()).optional(),
  federal_withholding_allowance: z.nullable(z.number()).optional(),
  additional_withholding: z.string(),
}).transform((v) => {
  return remap$(v, {
    "employee_uuid": "employeeUuid",
    "employee_id": "employeeId",
    "company_id": "companyId",
    "w4_data_type": "w4DataType",
    "filing_status": "filingStatus",
    "federal_withholding_allowance": "federalWithholdingAllowance",
    "additional_withholding": "additionalWithholding",
  });
});

export function employeeFederalTaxPre2020FromJSON(
  jsonString: string,
): SafeParseResult<EmployeeFederalTaxPre2020, SDKValidationError> {
  return safeParse(
    jsonString,
    (x) => EmployeeFederalTaxPre2020$inboundSchema.parse(JSON.parse(x)),
    `Failed to parse 'EmployeeFederalTaxPre2020' from JSON`,
  );
}