import {z} from 'zod'

export type IdempotencyKey = string;

export type Metadata = {[key: string]: string};

export type CreateWebhookSubscriptionRequest = {name: string, url: string, eventTypes: Array<'customer.created' | 'customer.updated' | 'kyc_link.updated.status_transitioned' | 'transfer.created' | 'transfer.updated.status_transitioned' | 'quote.created' | 'quote.updated.status_transitioned' | 'virtual_account.created' | 'virtual_account.activity.created' | 'virtual_account.activity.updated.status_transitioned' | 'travel_rule.wallet_verification_required' | 'all'>, secret?: string | undefined, metadata?: Metadata | undefined};

export type CreateApiApiV1WebhooksArgs = {'idempotency-key': IdempotencyKey, body: CreateWebhookSubscriptionRequest};

export type CreateApiApiV1WebhooksOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const metadata = z.record(z.string(), z.string());

export const webhookSubscription = z.object({subscriptionId: z.string(), name: z.string(), url: z.string(), eventTypes: z.array(z.enum(["customer.created", "customer.updated", "kyc_link.updated.status_transitioned", "transfer.created", "transfer.updated.status_transitioned", "quote.created", "quote.updated.status_transitioned", "virtual_account.created", "virtual_account.activity.created", "virtual_account.activity.updated.status_transitioned", "travel_rule.wallet_verification_required", "all"])), active: z.boolean(), createdAt: z.string(), updatedAt: z.string(), metadata: metadata.optional()});

export const createWebhookSubscriptionResponse = z.object({subscription: webhookSubscription});

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 a new webhook subscription for a tenant
 * 
 * POST /api/v1/webhooks
 * 
 * Also accepts auth: apiKeyAuth
 */
export const createApiApiV1Webhooks = async (args: CreateApiApiV1WebhooksArgs, options?: CreateApiApiV1WebhooksOptions) => {
const {baseUrl = "https://api.stables.money", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['idempotency-key'] != null) headers.set("idempotency-key", String(args['idempotency-key']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/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(createWebhookSubscriptionResponse, await res.json())
};