import {z} from 'zod'

export type GetApiV2ContactsImportImportIdReportArgs = {importId: unknown};

export type GetApiV2ContactsImportImportIdReportOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const apiContactImportReport = z.object({newContacts: z.number().int().optional(), updatedContacts: z.number().int().optional(), globallySuppressed: z.number().int().optional(), invalidEntries: z.number().int().optional(), duplicateEmails: z.number().int().optional(), blocked: z.number().int().optional(), unsubscribed: z.number().int().optional(), hardBounced: z.number().int().optional(), softBounced: z.number().int().optional(), ispComplaints: z.number().int().optional(), mailBlocked: z.number().int().optional(), domainSuppressed: z.number().int().optional(), pendingDoubleOptin: z.number().int().optional(), failures: z.number().int().optional(), suppressedContacts: 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
};

/**
 * Gets a report with statistics about what was successfully imported, and what was unable to be imported.
 * 
 * GET /v2/contacts/import/{importId}/report
 */
export const getApiV2ContactsImportImportIdReport = async (args: GetApiV2ContactsImportImportIdReportArgs, options?: GetApiV2ContactsImportImportIdReportOptions) => {
const {baseUrl = "https://api.dotdigital.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v2/contacts/import/${encodeURIComponent(String(args.importId))}/report${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(apiContactImportReport, await res.json())
};