import {z} from 'zod'

export type GetApiReimbursementsArgs = {employee_id?: (string | null) | undefined, limit?: number | undefined, offset?: (string | null) | undefined, 'x-entity-id'?: string | undefined};

export type GetApiReimbursementsOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const userResponse = z.object({id: z.string(), name: z.string(), email: z.string()});

export const iso4217Code = z.enum(["AED", "AFN", "ALL", "AMD", "ANG", "AOA", "ARS", "AUD", "AWG", "AZN", "BAM", "BBD", "BDT", "BGN", "BHD", "BIF", "BMD", "BND", "BOB", "BOV", "BRL", "BSD", "BTN", "BWP", "BYN", "BZD", "CAD", "CDF", "CHE", "CHF", "CHW", "CLF", "CLP", "CNY", "COP", "COU", "CRC", "CUC", "CUP", "CVE", "CZK", "DJF", "DKK", "DOP", "DZD", "EGP", "ERN", "ETB", "EUR", "FJD", "FKP", "GBP", "GEL", "GHS", "GIP", "GMD", "GNF", "GTQ", "GYD", "HKD", "HNL", "HRK", "HTG", "HUF", "IDR", "ILS", "INR", "IQD", "IRR", "ISK", "JMD", "JOD", "JPY", "KES", "KGS", "KHR", "KMF", "KPW", "KRW", "KWD", "KYD", "KZT", "LAK", "LBP", "LKR", "LRD", "LSL", "LYD", "MAD", "MDL", "MGA", "MKD", "MMK", "MNT", "MOP", "MRU", "MUR", "MVR", "MWK", "MXN", "MXV", "MYR", "MZN", "NAD", "NGN", "NIO", "NOK", "NPR", "NZD", "OMR", "PAB", "PEN", "PGK", "PHP", "PKR", "PLN", "PYG", "QAR", "RON", "RSD", "RUB", "RWF", "SAR", "SBD", "SCR", "SDG", "SLE", "SEK", "SGD", "SHP", "SLL", "SOS", "SRD", "SSP", "STN", "SVC", "SYP", "SZL", "THB", "TJS", "TMT", "TND", "TOP", "TRY", "TTD", "TWD", "TZS", "UAH", "UGX", "USD", "USN", "UYI", "UYU", "UYW", "UZS", "VED", "VES", "VND", "VUV", "WST", "XAF", "XAG", "XAU", "XBA", "XBB", "XBC", "XBD", "XCD", "XDR", "XOF", "XPD", "XPF", "XPT", "XSU", "XTS", "XUA", "XXX", "YER", "ZAR", "ZMW", "ZWG", "ZWL"]);

export const reimbursementRequestStatusEnum = z.enum(["DRAFT", "PENDING", "APPROVED", "REJECTED", "PAID", "CANCELLED", "PROCESSING", "PAYMENT_FAILED"]);

export const dateString = z.string();

export const timestamp = z.string();

export const reimbursementResponse = z.object({id: z.string(), employee: userResponse, amount: z.string().nullable(), currency: iso4217Code, status: reimbursementRequestStatusEnum, merchant_name: z.string().nullable(), description: z.string().nullable(), attachment_url: z.string().nullable(), transaction_date: dateString.nullable(), created_at: timestamp, completed_at: timestamp.nullable()});

export const pageMetadata = z.object({nextOffset: z.string().nullable().optional()});

export const reimbursementsResponse = z.object({data: z.array(reimbursementResponse), page: pageMetadata.nullable().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 Reimbursements
 * 
 * GET /reimbursements
 */
export const getApiReimbursements = async (args: GetApiReimbursementsArgs, options?: GetApiReimbursementsOptions) => {
const {baseUrl = "https://api.meow.com/v1", fetch: fetchFn = fetch, apiKeyAuth} = options ?? {}

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

if (args.employee_id != null) query.append("employee_id", String(args.employee_id))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args['x-entity-id'] != null) headers.set("x-entity-id", String(args['x-entity-id']))
if (apiKeyAuth !== undefined) headers.set("x-api-key", apiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/reimbursements${query.size > 0 ? `?${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(reimbursementsResponse, await res.json())
};