import {z} from 'zod'

export type GetApiApiV1AnalyticsSummaryArgs = {days?: number | undefined};

export type GetApiApiV1AnalyticsSummaryOptions = {baseUrl: string, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiApiV1AnalyticsSummaryResponse = z.object({period_start: z.string(), period_end: z.string(), days: z.union([z.literal(30), z.literal(60), z.literal(90)]), totals: z.object({sources_ingested: z.number().int(), sources_failed: z.number().int(), memories_created: z.number().int(), tokens_ingested: z.number().int(), search_queries: z.number().int()}), previous_period_totals: z.object({sources_ingested: z.number().int(), sources_failed: z.number().int(), memories_created: z.number().int(), tokens_ingested: z.number().int(), search_queries: z.number().int()}), daily: z.array(z.object({sources_ingested: z.number().int(), sources_failed: z.number().int(), memories_created: z.number().int(), tokens_ingested: z.number().int(), search_queries: z.number().int(), date: z.string()})), sources_by_content_type: z.array(z.object({content_type: z.string(), count: z.number().int()})), spaces: z.array(z.object({space_id: z.string(), name: z.string().nullable(), totals: z.object({sources_ingested: z.number().int(), sources_failed: z.number().int(), memories_created: z.number().int(), tokens_ingested: z.number().int(), search_queries: z.number().int()})}))});

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 organization analytics
 * 
 * GET /api/v1/analytics/summary
 */
export const getApiApiV1AnalyticsSummary = async (args: GetApiApiV1AnalyticsSummaryArgs, options: GetApiApiV1AnalyticsSummaryOptions) => {
const {baseUrl, fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/analytics/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(getApiApiV1AnalyticsSummaryResponse, await res.json())
};