import {z} from 'zod'

export type GetApiApiV2OnCallSchedulesArgs = {'page[size]'?: number | undefined, 'page[number]'?: number | undefined, 'filter[query]'?: string | undefined, include?: string | undefined};

export type GetApiApiV2OnCallSchedulesOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, appKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const scheduleDataAttributes = z.object({max_responders: z.number().int().gte(1).lte(10).optional(), name: z.string().optional(), tags: z.array(z.string()).optional(), time_zone: z.string().optional()});

export const dataRelationshipsTeamsDataItemsType = z.literal("teams");

export const dataRelationshipsTeamsDataItems = z.object({id: z.string(), type: dataRelationshipsTeamsDataItemsType});

export const dataRelationshipsTeams = z.object({data: z.array(dataRelationshipsTeamsDataItems).optional()});

export const scheduleListItemRelationships = z.object({teams: dataRelationshipsTeams.optional()});

export const scheduleDataType = z.literal("schedules");

export const scheduleListItem = z.object({attributes: scheduleDataAttributes.optional(), id: z.string(), relationships: scheduleListItemRelationships.optional(), type: scheduleDataType});

export const teamReferenceAttributes = z.object({avatar: z.string().optional(), description: z.string().optional(), handle: z.string().optional(), name: z.string().optional()});

export const teamReferenceType = z.literal("teams");

export const teamReference = z.object({attributes: teamReferenceAttributes.optional(), id: z.string().optional(), type: teamReferenceType});

export const schedulesResponseMetaPage = z.object({first_number: z.number().int().optional(), last_number: z.number().int().optional(), next_number: z.number().int().nullable().optional(), number: z.number().int().optional(), prev_number: z.number().int().nullable().optional(), size: z.number().int().optional(), total: z.number().int().optional(), type: z.string().optional()});

export const schedulesResponseMeta = z.object({page: schedulesResponseMetaPage.optional()});

export const schedules = z.object({data: z.array(scheduleListItem).optional(), included: z.array(teamReference).optional(), meta: schedulesResponseMeta.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 On-Call schedules
 * 
 * GET /api/v2/on-call/schedules
 * 
 * Also accepts auth: AuthZ
 */
export const getApiApiV2OnCallSchedules = async (args: GetApiApiV2OnCallSchedulesArgs, options?: GetApiApiV2OnCallSchedulesOptions) => {
const {baseUrl = "https://api.datadoghq.com", fetch: fetchFn = fetch, apiKeyAuth, appKeyAuth} = options ?? {}

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

if (args['page[size]'] != null) query.append("page[size]", String(args['page[size]']))
if (args['page[number]'] != null) query.append("page[number]", String(args['page[number]']))
if (args['filter[query]'] != null) query.append("filter[query]", String(args['filter[query]']))
if (args.include != null) query.append("include", String(args.include))
if (apiKeyAuth !== undefined) headers.set("DD-API-KEY", apiKeyAuth)
if (appKeyAuth !== undefined) headers.set("DD-APPLICATION-KEY", appKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v2/on-call/schedules${query.size > 0 ? `?${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(schedules, await res.json())
};