import {z} from 'zod'

export type IntervalEnum = 'year' | 'quarter' | 'month' | 'week' | 'day' | 'hour' | 'minute' | 'second';

export type GetApiApiV1StatsMyStatsArgs = {interval?: IntervalEnum | undefined};

export type GetApiApiV1StatsMyStatsOptions = {baseUrl: string, OAuth2PasswordBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const userStatisticsDTO = z.object({installCount: z.number().int().nullable(), registrationCount: z.number().int().nullable(), depositCount: z.number().int().nullable(), allHostsCount: z.number().int().nullable(), freeHostsCount: z.number().int().nullable(), iosInst2Dep: z.number().nullable().optional(), androidInst2Dep: z.number().nullable().optional(), pwaInst2Dep: z.number().nullable().optional(), activeTrackers: z.number().int().nullable(), activePixels: z.number().int().nullable(), activeLandings: z.number().int().nullable(), iosAppsInUse: z.number().int().nullable(), androidAppsInUse: z.number().int().nullable(), pwaInUse: z.number().int().nullable()});

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 my statistics
 * 
 * GET /api/v1/stats/my-stats
 */
export const getApiApiV1StatsMyStats = async (args: GetApiApiV1StatsMyStatsArgs, options: GetApiApiV1StatsMyStatsOptions) => {
const {baseUrl, fetch: fetchFn = fetch, OAuth2PasswordBearer} = options ?? {}

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

if (args.interval != null) query.append("interval", String(args.interval))
if (OAuth2PasswordBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2PasswordBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/stats/my-stats${query.size > 0 ? `?${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(userStatisticsDTO, await res.json())
};