import {z} from 'zod'

export type GetApiApiInboxesChannelIdHealthArgs = {channelId: string, dateFrom: string, dateTo: string, baselinePeriods?: number | undefined, includeJunk?: boolean | undefined};

export type GetApiApiInboxesChannelIdHealthOptions = {baseUrl?: string | undefined, ApiKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const inboxHealth = z.object({window: z.object({from: z.string().optional(), to: z.string().optional()}).optional(), baseline: z.object({from: z.string().optional(), to: z.string().optional(), periods: z.number().int().optional(), avgVolume: z.number().nullable().optional(), sufficient: z.boolean().optional()}).optional(), volume: z.number().int().optional(), volumeVsBaselinePct: z.number().nullable().optional(), trend: z.enum(["falling", "rising", "flat", "unknown"]).optional(), severityScore: z.number().int().nullable().optional(), severityLabel: z.enum(["critical", "high", "moderate", "low", "none", "insufficient_history"]).optional(), tags: z.array(z.string()).optional()});

export const getApiApiInboxesChannelIdHealthResponse = z.object({data: inboxHealth.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
};

/**
 * Volume health for an inbox against its own baseline
 * 
 * GET /api/inboxes/{channelId}/health
 * 
 * Also accepts auth: DelegateToken, PartnerBearer
 */
export const getApiApiInboxesChannelIdHealth = async (args: GetApiApiInboxesChannelIdHealthArgs, options?: GetApiApiInboxesChannelIdHealthOptions) => {
const {baseUrl = "https://core-api.getaptly.com", fetch: fetchFn = fetch, ApiKeyHeader} = options ?? {}

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

if (args.dateFrom != null) query.append("dateFrom", String(args.dateFrom))
if (args.dateTo != null) query.append("dateTo", String(args.dateTo))
if (args.baselinePeriods != null) query.append("baselinePeriods", String(args.baselinePeriods))
if (args.includeJunk != null) query.append("includeJunk", String(args.includeJunk))
if (ApiKeyHeader !== undefined) headers.set("x-token", ApiKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/api/inboxes/${encodeURIComponent(String(args.channelId))}/health${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(getApiApiInboxesChannelIdHealthResponse, await res.json())
};