import {z} from 'zod'

export type WebhookEventTriggerEnum = 'recipient_completed' | 'document_updated' | 'document_deleted' | 'document_state_changed' | 'document_creation_failed' | 'document_completed_pdf_ready' | 'document_section_added' | 'quote_updated' | 'template_created' | 'template_updated' | 'template_deleted' | 'content_library_item_created' | 'content_library_item_creation_failed' | 'recipient_qes_verified';

export type WebhookEventHttpStatusCodeGroupEnum = 100 | 200 | 300 | 400 | 500;

export type WebhookEventErrorEnum = 'INTERNAL_ERROR' | 'NOT_VALID_URL' | 'CONNECT_ERROR' | 'TIMEOUT_ERROR' | null;

export type GetApiPublicV1WebhookEventsArgs = {count: number, page: number, since?: string | undefined, to?: string | undefined, type?: Array<WebhookEventTriggerEnum> | undefined, http_status_code?: Array<WebhookEventHttpStatusCodeGroupEnum> | undefined, error?: Array<WebhookEventErrorEnum> | undefined};

export type GetApiPublicV1WebhookEventsOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const webhookEventTriggerEnum = z.enum(["recipient_completed", "document_updated", "document_deleted", "document_state_changed", "document_creation_failed", "document_completed_pdf_ready", "document_section_added", "quote_updated", "template_created", "template_updated", "template_deleted", "content_library_item_created", "content_library_item_creation_failed", "recipient_qes_verified"]);

export const webhookEventErrorEnum = z.enum(["INTERNAL_ERROR", "NOT_VALID_URL", "CONNECT_ERROR", "TIMEOUT_ERROR"]).nullable();

export const webhookEventItemResponse = z.object({uuid: z.string().nullable().optional(), name: z.string().optional(), type: webhookEventTriggerEnum.optional(), http_status_code: z.number().int().nullable().optional(), error: webhookEventErrorEnum.optional(), delivery_time: z.string().optional()});

export const webhookEventPageResponse = z.object({items: z.array(webhookEventItemResponse).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
};

/**
 * List Webhook Events
 * 
 * GET /public/v1/webhook-events
 * 
 * Also accepts auth: oauth2
 */
export const getApiPublicV1WebhookEvents = async (args: GetApiPublicV1WebhookEventsArgs, options?: GetApiPublicV1WebhookEventsOptions) => {
const {baseUrl = "https://api.pandadoc.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.count != null) query.append("count", String(args.count))
if (args.page != null) query.append("page", String(args.page))
if (args.since != null) query.append("since", String(args.since))
if (args.to != null) query.append("to", String(args.to))
for (const item of args.type ?? []) query.append("type", String(item))
for (const item of args.http_status_code ?? []) query.append("http_status_code", String(item))
for (const item of args.error ?? []) query.append("error", String(item))
if (apiKey !== undefined) headers.set("Authorization", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/public/v1/webhook-events${query.size > 0 ? `?${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(webhookEventPageResponse, await res.json())
};