import {z} from 'zod'

export type CreateApiV2510BetaAnalyticsEventTimeseriesArgs = {body: {event: 'BFCM' | 'laborDay' | 'memorialDay' | 'presidentsDay', metric: 'revenue' | 'orders' | 'priceLevels', xAxis: 'actualDate' | 'daysFromEvent', granularity: 'hourly' | 'daily', mode: 'index' | 'brand' | 'brandWithIndex', year?: number | undefined, start: string, end: string}};

export type CreateApiV2510BetaAnalyticsEventTimeseriesOptions = {baseUrl?: string | undefined, intelligemsAccessToken?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV2510BetaAnalyticsEventTimeseriesResponse = z.object({currency: z.string(), data: z.array(z.object({dt: z.string(), dayOffset: z.number().int().gte(-9007199254740991).lte(9007199254740991).optional(), currentValue: z.number().nullable().optional(), baselineValue: z.number().nullable().optional(), priorYearValue: z.number().nullable().optional(), currentYearIndex: z.number().nullable().optional(), priorYearIndex: z.number().nullable().optional(), brandIndex: z.number().nullable().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 holiday benchmark timeseries
 * 
 * POST /v25-10-beta/analytics/event/timeseries
 */
export const createApiV2510BetaAnalyticsEventTimeseries = async (args: CreateApiV2510BetaAnalyticsEventTimeseriesArgs, options?: CreateApiV2510BetaAnalyticsEventTimeseriesOptions) => {
const {baseUrl = "https://api.intelligems.io", fetch: fetchFn = fetch, intelligemsAccessToken} = options ?? {}

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

if (intelligemsAccessToken !== undefined) headers.set("intelligems-access-token", intelligemsAccessToken)

const url = `${baseUrl.replace(/\/+$/, '')}/v25-10-beta/analytics/event/timeseries${query.size > 0 ? `?${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(createApiV2510BetaAnalyticsEventTimeseriesResponse, await res.json())
};