import {z} from 'zod'

export type CurrencyWrite = 'EUR' | 'AUD' | 'GBP' | 'BGN' | 'CAD' | 'CZK' | 'DKK' | 'HUF' | 'ILS' | 'LVL' | 'LTL' | 'MXN' | 'NZD' | 'NOK' | 'PLN' | 'RON' | 'RUB' | 'ZAR' | 'SEK' | 'CHF' | 'AED' | 'USD';

export type CustomFieldWriteModel = {definitionId: number, value?: (string | null) | undefined};

export type CreatePurchaseOrderModel = {jobId?: (number | null) | undefined, jobGroupId?: (number | null) | undefined, contactId?: (number | null) | undefined, seriesId?: (number | null) | undefined, createdAt?: (string | null) | undefined, reference?: (string | null) | undefined, currencyCode?: CurrencyWrite | undefined, deliverySiteContactId?: (number | null) | undefined, supplierId?: number | undefined, clientNotes?: (string | null) | undefined, internalNotes?: (string | null) | undefined, salesOpportunityId?: (number | null) | undefined, customFields?: (Array<CustomFieldWriteModel> | null) | undefined};

export type CreateApiV1FinancePurchaseOrdersArgs = {'Customer-Id': number, body: CreatePurchaseOrderModel};

export type CreateApiV1FinancePurchaseOrdersOptions = {baseUrl?: string | undefined, bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const postResponseInt64 = z.object({id: z.number().int().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
};

/**
 * Create an purchase order
 * 
 * POST /v1/finance/purchaseOrders
 */
export const createApiV1FinancePurchaseOrders = async (args: CreateApiV1FinancePurchaseOrdersArgs, options?: CreateApiV1FinancePurchaseOrdersOptions) => {
const {baseUrl = "https://api.bigchange.com", fetch: fetchFn = fetch, bearer} = options ?? {}

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

if (args['Customer-Id'] != null) headers.set("Customer-Id", String(args['Customer-Id']))
if (bearer !== undefined) headers.set('authorization', `Bearer ${bearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/finance/purchaseOrders${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", 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(postResponseInt64, await res.json())
};