import {z} from 'zod'

export type CreateApiAccountsProcessorTokensArgs = {body: {customer_id?: string | undefined, processor_token?: string | undefined}};

export type CreateApiAccountsProcessorTokensOptions = {baseUrl?: string | undefined, identity?: string | undefined, authorization?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiAccountsProcessorTokensResponse = z.object({account_id: z.string().optional(), linked_account_id: z.string().optional(), type: z.literal("external").optional(), link_type: z.literal("plaid").optional(), customer_id: z.string().nullable().optional(), status: z.enum(["active", "inactive"]).optional(), verification_status: z.literal("instantly_verified").optional(), date_updated: z.string().optional(), date_created: z.string().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 account using a processor token
 * 
 * POST /accounts/processor_tokens
 */
export const createApiAccountsProcessorTokens = async (args: CreateApiAccountsProcessorTokensArgs, options?: CreateApiAccountsProcessorTokensOptions) => {
const {baseUrl = "https://sandbox.bond.tech/api/v0", fetch: fetchFn = fetch, identity, authorization} = options ?? {}

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

if (identity !== undefined) headers.set("Identity", identity)
if (authorization !== undefined) headers.set("Authorization", authorization)

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