import {z} from 'zod'

export type WebhookHttpConfig = {method?: string | undefined, timeout_seconds?: number | undefined, headers?: {[key: string]: string} | undefined, params?: {[key: string]: string} | undefined};

export type CreateWebhookRequest = {url: string, secret?: (string | null) | undefined, event_types?: Array<string> | undefined, enabled?: boolean | undefined, http_config?: WebhookHttpConfig | undefined};

export type CreateApiV1DefaultBanksBankIdWebhooksArgs = {bank_id: string, authorization?: (string | null) | undefined, body: CreateWebhookRequest};

export type CreateApiV1DefaultBanksBankIdWebhooksOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const webhookHttpConfig = z.object({method: z.string().optional(), timeout_seconds: z.number().int().optional(), headers: z.record(z.string(), z.string()).optional(), params: z.record(z.string(), z.string()).optional()});

export const webhookResponse = z.object({id: z.string(), bank_id: z.string().nullable(), url: z.string(), secret: z.string().nullable().optional(), event_types: z.array(z.string()), enabled: z.boolean(), http_config: webhookHttpConfig.optional(), created_at: z.string().nullable().optional(), updated_at: z.string().nullable().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
};

/**
 * Register webhook
 * 
 * POST /v1/default/banks/{bank_id}/webhooks
 */
export const createApiV1DefaultBanksBankIdWebhooks = async (args: CreateApiV1DefaultBanksBankIdWebhooksArgs, options: CreateApiV1DefaultBanksBankIdWebhooksOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args.authorization != null) headers.set("authorization", String(args.authorization))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/default/banks/${encodeURIComponent(String(args.bank_id))}/webhooks${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(webhookResponse, await res.json())
};