import {z} from 'zod'

export type EmployeePayroll = {payScheduleId?: string | undefined};

export type EmployeeAgreementPatchRequest = {payroll?: EmployeePayroll | undefined};

export type PatchApiV2EmployeeAgreementsIdArgs = {agreementRestId: string | string, body: EmployeeAgreementPatchRequest};

export type PatchApiV2EmployeeAgreementsIdOptions = {baseUrl?: string | undefined, OAuth2ClientCredentials?: string | undefined, fetch?: typeof fetch | undefined};

export const employeePayroll = z.object({payScheduleId: z.string().optional()});

export const employeeAgreementResponse = z.object({id: z.string().optional(), xrefId: z.string().optional(), name: z.string().optional(), payroll: employeePayroll.optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Partially update an existing agreement
 * 
 * PATCH /v2/employee/agreements/{id}
 */
export const patchApiV2EmployeeAgreementsId = async (args: PatchApiV2EmployeeAgreementsIdArgs, options?: PatchApiV2EmployeeAgreementsIdOptions) => {
const {baseUrl = "https://api.quinyx.com", fetch: fetchFn = fetch, OAuth2ClientCredentials} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

if (args.agreementRestId != null) query.append("agreementRestId", String(args.agreementRestId))
if (OAuth2ClientCredentials !== undefined) headers.set('authorization', `Bearer ${OAuth2ClientCredentials}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/employee/agreements/${encodeURIComponent(String(args.id))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PATCH", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(employeeAgreementResponse, await res.json())
};