import {z} from 'zod'

export type GetApiV1StatusPagesServicesArgs = {'x-checkly-account'?: string | undefined, limit?: number | undefined, nextId?: string | undefined, paginated?: boolean | undefined};

export type GetApiV1StatusPagesServicesOptions = {baseUrl?: string | undefined, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const statusPageV2Service = z.object({name: z.string(), id: z.string(), accountId: z.string(), created_at: z.string(), updated_at: z.string().nullable().optional()});

export const serviceList = z.array(statusPageV2Service);

export const servicesPaginatedResponse = z.object({length: z.number().int(), entries: serviceList, nextId: 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
};

/**
 * Get all services
 * 
 * GET /v1/status-pages/services
 */
export const getApiV1StatusPagesServices = async (args: GetApiV1StatusPagesServicesArgs, options?: GetApiV1StatusPagesServicesOptions) => {
const {baseUrl = "https://api.checklyhq.com", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args['x-checkly-account'] != null) headers.set("x-checkly-account", String(args['x-checkly-account']))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.nextId != null) query.append("nextId", String(args.nextId))
if (args.paginated != null) query.append("paginated", String(args.paginated))
if (Bearer !== undefined) headers.set('authorization', `Bearer ${Bearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/status-pages/services${query.size > 0 ? `?${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(servicesPaginatedResponse, await res.json())
};