import {z} from 'zod'

export type TimeWindowSelector = {end: string, interval: string, type: 'window'} | {token: string, type: 'page-token'};

export type WarehouseFilter = {id: string, type: 'warehouse-id'} | {type: 'unmapped'} | {type: 'all'};

export type GetEndpointStatisticsRequest = {'range-specifier'?: (TimeWindowSelector | null) | undefined, 'status-codes'?: (Array<number> | null) | undefined, warehouse: WarehouseFilter};

export type CreateApiManagementV1EndpointStatisticsArgs = {body: GetEndpointStatisticsRequest};

export type CreateApiManagementV1EndpointStatisticsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const endpointStatistic = z.object({count: z.number().int(), "created-at": z.string(), "http-route": z.string(), "status-code": z.number().int().gte(0), "updated-at": z.string().nullable().optional(), "warehouse-id": z.string().nullable().optional(), "warehouse-name": z.string().nullable().optional()});

export const endpointStatisticsResponse = z.object({"called-endpoints": z.array(z.array(endpointStatistic)), "next-page-token": z.string(), "previous-page-token": z.string(), timestamps: z.array(z.string())});

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 API Statistics
 * 
 * POST /management/v1/endpoint-statistics
 */
export const createApiManagementV1EndpointStatistics = async (args: CreateApiManagementV1EndpointStatisticsArgs, options?: CreateApiManagementV1EndpointStatisticsOptions) => {
const {baseUrl = "https://localhost", 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 (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/management/v1/endpoint-statistics${query.size > 0 ? `?${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(endpointStatisticsResponse, await res.json())
};