import {z} from 'zod'

export type GetApiTimeOffPoliciesArgs = {company?: string | undefined, earning_type?: string | undefined, active?: boolean | undefined, limit?: number | undefined, id?: Array<string> | undefined};

export type GetApiTimeOffPoliciesOptions = {baseUrl?: string | undefined, sec0?: string | undefined, fetch?: typeof fetch | undefined};

export const timeOffPolicy = z.object({id: z.string().optional(), company: z.string().optional(), name: z.string().optional(), active: z.boolean().optional(), policy_year: z.object({basis: z.enum(["fixed_date", "assignment"]).optional(), date: z.string().nullable().optional()}).optional(), earning_type: z.enum(["pto", "sick"]).optional(), earning_code: z.string().nullable().optional(), accrual_method: z.enum(["annual_grant", "per_payroll", "per_hour_worked", "none"]).optional(), annual_grant: z.object({hours: z.string().optional(), partial_year_method: z.enum(["prorate", "full"]).optional()}).nullable().optional(), per_payroll: z.object({hours_per_year: z.string().optional()}).nullable().optional(), per_hour_worked: z.object({hours: z.string().optional(), per_hours_worked: z.string().optional(), include_overtime: z.boolean().optional()}).nullable().optional(), limits: z.object({max_balance: z.string().nullable().optional(), min_balance: z.string().nullable().optional(), max_rollover: z.string().nullable().optional(), max_accrual_per_policy_year: z.string().nullable().optional()}).optional(), accrual_waiting_period_days: z.number().int().optional(), usage_waiting_period_days: z.number().int().optional(), metadata: z.object({}).optional()});

export const getApiTimeOffPoliciesResponse = z.object({next: z.string().nullable().optional(), previous: z.string().nullable().optional(), results: z.array(timeOffPolicy).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
};

/**
 * List time off policies
 * 
 * GET /time-off/policies
 */
export const getApiTimeOffPolicies = async (args: GetApiTimeOffPoliciesArgs, options?: GetApiTimeOffPoliciesOptions) => {
const {baseUrl = "https://sandbox.checkhq.com", fetch: fetchFn = fetch, sec0} = options ?? {}

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

if (args.company != null) query.append("company", String(args.company))
if (args.earning_type != null) query.append("earning_type", String(args.earning_type))
if (args.active != null) query.append("active", String(args.active))
if (args.limit != null) query.append("limit", String(args.limit))
for (const item of args.id ?? []) query.append("id", String(item))
if (sec0 !== undefined) headers.set("Authorization", sec0)

const url = `${baseUrl.replace(/\/+$/, '')}/time-off/policies${query.size > 0 ? `?${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(getApiTimeOffPoliciesResponse, await res.json())
};