import {z} from 'zod'

export type GetApiUsersUserIdFlowsDashboardArgs = {user_id: number, access_role?: ('collaborator' | 'operator' | 'admin' | 'owner') | undefined, Accept?: ('application/vnd.nexla.api.v1+json' | 'application/json') | undefined};

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

export const dashboardMetricSet = z.object({records: z.number().int().optional(), size: z.number().int().optional(), errors: z.number().int().optional(), status: z.enum(["OK", "WARNING", "ERROR"]).optional()});

export const getApiUsersUserIdFlowsDashboardResponse = z.object({status: z.number().int().optional(), metrics: z.object({sources: z.record(z.string(), dashboardMetricSet).optional(), sinks: z.record(z.string(), dashboardMetricSet).optional(), datasets: z.record(z.string(), dashboardMetricSet).optional(), start_time: z.string().optional(), end_time: z.string().optional()}).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 24 Hour Flow Stats for a User
 * 
 * GET /users/{user_id}/flows/dashboard
 */
export const getApiUsersUserIdFlowsDashboard = async (args: GetApiUsersUserIdFlowsDashboardArgs, options?: GetApiUsersUserIdFlowsDashboardOptions) => {
const {baseUrl = "https://dataops.nexla.io/nexla-api", fetch: fetchFn = fetch, NexlaSessionToken} = options ?? {}

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

if (args.access_role != null) query.append("access_role", String(args.access_role))
if (args.Accept != null) headers.set("Accept", String(args.Accept))
if (NexlaSessionToken !== undefined) headers.set('authorization', `Bearer ${NexlaSessionToken}`)

const url = `${baseUrl.replace(/\/+$/, '')}/users/${encodeURIComponent(String(args.user_id))}/flows/dashboard${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(getApiUsersUserIdFlowsDashboardResponse, await res.json())
};