import {z} from 'zod'

export type GetApiEmployeesAbsenceAccountsBalancesArgs = {id?: number | undefined, per_page?: number | undefined, page?: number | undefined, order_by?: string | undefined, order_direction?: ('asc' | 'desc') | undefined, return?: string | undefined, group_by?: string | undefined, with?: string | undefined, exclude?: number | undefined, employee_id?: number | undefined, year?: number | undefined};

export type GetApiEmployeesAbsenceAccountsBalancesOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const aggregateResponse = z.object({data: z.object({count: z.number().int().optional(), sum: z.number().nullable().optional(), avg: z.number().nullable().optional(), min: z.unknown(), max: z.unknown()}).optional()});

export const groupedAggregateResponse = z.object({data: z.array(z.object({count: z.number().int().optional(), sum: z.number().nullable().optional(), avg: z.number().nullable().optional(), min: z.unknown(), max: z.unknown()})).optional()});

export const getApiEmployeesAbsenceAccountsBalancesResponse = z.union([z.object({data: z.array(z.object({id: z.number().int().optional(), employee_id: z.number().int().optional(), employee: z.unknown(), year: z.number().int().optional(), holidays_taken: z.number().optional(), holidays_entitlement: z.number().optional(), holidays_total_entitlement: z.number().optional(), balance: z.number().optional(), first_line: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional()})).optional(), links: z.object({first: z.string().nullable().optional(), last: z.string().nullable().optional(), prev: z.string().nullable().optional(), next: z.string().nullable().optional()}).optional(), meta: z.object({current_page: z.number().int().optional(), from: z.number().int().nullable().optional(), last_page: z.number().int().optional(), links: z.array(z.object({url: z.string().nullable().optional(), label: z.string().optional(), active: z.boolean().optional()})).optional(), path: z.string().optional(), per_page: z.number().int().optional(), to: z.number().int().nullable().optional(), total: z.number().int().optional()}).optional()}), aggregateResponse, groupedAggregateResponse]);

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
};

/**
 * Returns absence account balances. Use parameters like 'employee_id' and 'year' to filter.
 * 
 * GET /employees/absence-accounts/balances
 */
export const getApiEmployeesAbsenceAccountsBalances = async (args: GetApiEmployeesAbsenceAccountsBalancesArgs, options?: GetApiEmployeesAbsenceAccountsBalancesOptions) => {
const {baseUrl = "https://api.craftboxx.de", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args.id != null) query.append("id", String(args.id))
if (args.per_page != null) query.append("per_page", String(args.per_page))
if (args.page != null) query.append("page", String(args.page))
if (args.order_by != null) query.append("order_by", String(args.order_by))
if (args.order_direction != null) query.append("order_direction", String(args.order_direction))
if (args.return != null) query.append("return", String(args.return))
if (args.group_by != null) query.append("group_by", String(args.group_by))
if (args.with != null) query.append("with", String(args.with))
if (args.exclude != null) query.append("exclude", String(args.exclude))
if (args.employee_id != null) query.append("employee_id", String(args.employee_id))
if (args.year != null) query.append("year", String(args.year))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/employees/absence-accounts/balances${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

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

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