import {z} from 'zod'

export type WebhookUrl = string;

export type WebhookEventType = string;

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

export type CreateWebhookPayloadItem = {url: WebhookUrl, event_type: WebhookEventType, custom_headers?: CustomHeaders | undefined};

export type CreateWebhooksPayload = {items: Array<CreateWebhookPayloadItem>};

export type CreateApiWebhooksArgs = {org_id?: number | undefined, body: CreateWebhooksPayload};

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

export const url = z.string();

export const eventType = z.enum(["business_created", "business_updated", "business_deleted", "message_updated", "message_created", "lead_received", "review_created", "review_updated", "review_reply_created", "review_reply_updated", "review_reply_deleted", "email_opt_out_created", "post_created", "post_updated", "post_validated", "post_deleted", "scheduled_post_pushed"]);

export const customHeaders = z.record(z.string(), z.string().max(512));

export const webhookItem = z.object({id: z.number().int(), url: url, event_type: eventType, created_at: z.string(), updated_at: z.string(), org_id: z.number().int(), custom_headers: customHeaders.optional()});

export const createApiWebhooksResponse = z.object({items: z.array(webhookItem).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 webhook configurations
 * 
 * POST /webhooks
 */
export const createApiWebhooks = async (args: CreateApiWebhooksArgs, options?: CreateApiWebhooksOptions) => {
const {baseUrl = "https://api.partoo.co/v2", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.org_id != null) query.append("org_id", String(args.org_id))
if (ApiKeyAuth !== undefined) headers.set("x-APIKey", ApiKeyAuth)

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