import {z} from 'zod'

export type GetApiV1AccountsAccountSidMetricsSummaryArgs = {accountSid: string, startTime: string, endTime: string, environmentSid: string, bucketSid?: string | undefined, apiSid?: string | undefined, pathSid?: string | undefined};

export type GetApiV1AccountsAccountSidMetricsSummaryOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const units = z.enum(["requests", "milliseconds"]);

export const metricDetail = z.object({amount: z.number().nullable(), units: units});

export const model3 = z.enum(["percent", "milliseconds"]);

export const metricDetailChange = z.object({amount: z.number().nullable(), units: model3});

export const requests = z.object({current: metricDetail.optional(), previous: metricDetail.optional(), change: metricDetailChange.optional()});

export const responseTime = z.object({current: metricDetail.optional(), previous: metricDetail.optional(), change: metricDetailChange.optional()});

export const errors = z.object({current: metricDetail.optional(), previous: metricDetail.optional(), change: metricDetailChange.optional()});

export const blocked = z.object({current: metricDetail.optional(), previous: metricDetail.optional(), change: metricDetailChange.optional()});

export const metricsSummary = z.object({requests: requests, responseTime: responseTime, errors: errors, blocked: blocked});

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
};

/**
 * Returns the summary information for an account, can be further filtered.
 * 
 * GET /v1/accounts/{accountSid}/metrics/summary
 */
export const getApiV1AccountsAccountSidMetricsSummary = async (args: GetApiV1AccountsAccountSidMetricsSummaryArgs, options?: GetApiV1AccountsAccountSidMetricsSummaryOptions) => {
const {baseUrl = "https://api.apitraffic.io", fetch: fetchFn = fetch} = options ?? {}

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

if (args.startTime != null) query.append("startTime", String(args.startTime))
if (args.endTime != null) query.append("endTime", String(args.endTime))
if (args.environmentSid != null) query.append("environmentSid", String(args.environmentSid))
if (args.bucketSid != null) query.append("bucketSid", String(args.bucketSid))
if (args.apiSid != null) query.append("apiSid", String(args.apiSid))
if (args.pathSid != null) query.append("pathSid", String(args.pathSid))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/accounts/${encodeURIComponent(String(args.accountSid))}/metrics/summary${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(metricsSummary, await res.json())
};