import {z} from 'zod'

export type GetApiV1TransactionsTransactionIdDocumentsArgs = {transaction_id: string};

export type GetApiV1TransactionsTransactionIdDocumentsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const documentType = z.enum(["passport", "visa", "national_id", "trade_licence", "commercial_licence", "identity_verification_biometrics", "incorporation_cert", "incumbency_cert", "memorandum_articles", "bank_statement", "photo", "proof_of_address", "regulatory_license", "articles_of_association", "source_of_funds", "aml_cft_sanctions_ind_audit", "aml_cft_sanctions_policy", "compliance_officer_resume", "financial_statements", "share_certificate", "corporate_resolution", "wolfsberg_gcbddq", "edd_concentration_form", "other"]);

export const documentSummary = z.object({document_type: documentType, id: z.string(), reference: z.string().max(35)});

export const getApiV1TransactionsTransactionIdDocumentsResponse = z.array(documentSummary);

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
};

/**
 * Get linked documents for a transaction
 * 
 * GET /v1/transactions/{transaction_id}/documents
 */
export const getApiV1TransactionsTransactionIdDocuments = async (args: GetApiV1TransactionsTransactionIdDocumentsArgs, options?: GetApiV1TransactionsTransactionIdDocumentsOptions) => {
const {baseUrl = "https://auth-sandbox.fuse.me", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/transactions/${encodeURIComponent(String(args.transaction_id))}/documents${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(getApiV1TransactionsTransactionIdDocumentsResponse, await res.json())
};