import {z} from 'zod'

export type GetApiCustomersOptions = {baseUrl?: string | undefined, TokenAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const integrationCustomers = z.object({uid: z.number().int().optional(), crdate: z.number().int().optional(), tstamp: z.number().int().optional(), crdate_formatted: z.string().optional(), tstamp_formatted: z.string().optional(), customer_id: z.number().int().optional(), type: z.number().int().optional(), credit_limit: z.number().int().optional(), integrationNumber: z.string().optional()});

export const address = z.object({uid: z.number().int().optional(), crdate: z.number().int().optional(), tstamp: z.number().int().optional(), crdate_formatted: z.string().optional(), tstamp_formatted: z.string().optional(), street_name: z.string().optional(), map_lat: z.number().optional(), map_long: z.number().optional(), country: z.number().int().optional(), zip_code: z.string().optional(), note: z.string().optional(), city_name: z.string().optional(), cc_name: z.string().optional(), name: z.string().optional()});

export const discountGroup = z.object({uid: z.number().int().optional(), crdate: z.number().int().optional(), tstamp: z.number().int().optional(), crdate_formatted: z.string().optional(), tstamp_formatted: z.string().optional(), name: z.string().optional(), discount: z.number().optional(), discount_on_children: z.number().int().optional()});

export const customer = z.object({uid: z.number().int().optional(), crdate: z.number().int().optional(), tstamp: z.number().int().optional(), crdate_formatted: z.string().optional(), tstamp_formatted: z.string().optional(), name: z.string().optional(), mail: z.string().optional(), phone: z.string().optional(), prefix_country_id: z.number().int().optional(), client: z.number().int().optional(), address: z.number().int().optional(), address_text: z.string().optional(), vat_no: z.string().optional(), account_type: z.number().int().optional(), type: z.number().int().optional(), custom_number: z.string().optional(), comment: z.string().optional(), subscribed: z.number().int().optional(), discount_group_tags: z.object({}).optional(), customer_number: z.string().optional(), extend_integration: integrationCustomers.optional(), address0: address.optional(), discount_group: discountGroup.optional()});

export const getApiCustomersResponse = z.object({data: z.array(customer).optional(), meta: z.object({pagination: z.object({total: z.number().int().optional(), per_page: z.number().int().optional(), current_page: z.number().int().optional(), total_pages: z.number().int().optional(), links: z.object({self: z.string().optional(), next: z.string().optional(), last: z.string().optional()}).optional()}).optional()}).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 Customers
 * 
 * GET /customers
 */
export const getApiCustomers = async (options?: GetApiCustomersOptions) => {
const {baseUrl = "https://api-dev.shopbox.com/api/v3", fetch: fetchFn = fetch, TokenAuth} = options ?? {}

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

if (TokenAuth !== undefined) query.set("accessToken", TokenAuth)

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