import {z} from 'zod'

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

export const getApiAdminUsersSummaryResponse = z.object({data: z.object({active_users: z.number().gte(0), base_notebook_units: z.number().gte(0).nullable(), deactivated_users: z.number().gte(0), extra_workspace_size_gib: z.number().gte(0), group_drive_limit_bytes: z.number().gte(0), light_pfp_users: z.number().gte(0), light_users: z.number().gte(0), max_drive_limit_bytes: z.number().gte(0), max_extra_workspace_size_gib: z.number().gte(0), max_light_pfp_users: z.number().gte(0), max_light_users: z.number().gte(0).nullable(), max_notebook_units: z.number().gte(0), max_paid_mtcsp_users: z.number().gte(0), paid_mtcsp_users: z.number().gte(0), resource_detail: z.object({active: z.object({x0: z.number().int().gte(0), x1: z.number().int().gte(0), x2: z.number().int().gte(0), x4: z.number().int().gte(0)}), deactivated: z.object({x0: z.number().int().gte(0), x1: z.number().int().gte(0), x2: z.number().int().gte(0), x4: z.number().int().gte(0)})}), total_team_drive_limit_bytes: z.number().gte(0), used_light_pfp_resource_units: z.number().gte(0), used_notebook_units: z.number().gte(0), users: z.number().gte(0)})});

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 a summary of users data
 * 
 * GET /admin/users/summary
 */
export const getApiAdminUsersSummary = async (options: GetApiAdminUsersSummaryOptions) => {
const {baseUrl, fetch: fetchFn = fetch, backendAuth} = options ?? {}

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

if (backendAuth !== undefined) cookies.push("mtls-prd=" + encodeURIComponent(backendAuth))

const url = `${baseUrl.replace(/\/+$/, '')}/admin/users/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(getApiAdminUsersSummaryResponse, await res.json())
};