import {z} from 'zod'

export type GetApiApiOrgIdDiscoveryArgs = {org_id: string, scope: string, queue_status?: string | undefined, start_time: number, end_time: number, from?: number | undefined, size?: number | undefined};

export type GetApiApiOrgIdDiscoveryOptions = {baseUrl: string, Authorization?: string | undefined, fetch?: typeof fetch | undefined};

export const discoveryQueueMembershipResponseBody = z.object({queueId: z.string(), queueName: z.string().nullable().optional(), status: z.string()});

export const discoveryItemResponseBody = z.object({context: z.unknown(), issueCount: z.number().int().gte(0), quality: z.string(), queues: z.array(discoveryQueueMembershipResponseBody), refTimestamp: z.number().int(), scope: z.string(), sessionId: z.string().nullable().optional(), sourceStream: z.string(), targetId: z.string(), traceId: z.string().nullable().optional()});

export const discoveryScopeTotalsResponseBody = z.object({session: z.number().int().gte(0), span: z.number().int().gte(0), trace: z.number().int().gte(0)});

export const getApiApiOrgIdDiscoveryResponse = z.object({from: z.number().int().gte(0), hasMore: z.boolean(), list: z.array(discoveryItemResponseBody), scopeTotals: discoveryScopeTotalsResponseBody, size: z.number().int().gte(0), total: z.number().int().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
};

/**
 * List unhealthy scored LLM targets
 * 
 * GET /api/{org_id}/discovery
 */
export const getApiApiOrgIdDiscovery = async (args: GetApiApiOrgIdDiscoveryArgs, options: GetApiApiOrgIdDiscoveryOptions) => {
const {baseUrl, fetch: fetchFn = fetch, Authorization} = options ?? {}

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

if (args.scope != null) query.append("scope", String(args.scope))
if (args.queue_status != null) query.append("queue_status", String(args.queue_status))
if (args.start_time != null) query.append("start_time", String(args.start_time))
if (args.end_time != null) query.append("end_time", String(args.end_time))
if (args.from != null) query.append("from", String(args.from))
if (args.size != null) query.append("size", String(args.size))
if (Authorization !== undefined) headers.set("Authorization", Authorization)

const url = `${baseUrl.replace(/\/+$/, '')}/api/${encodeURIComponent(String(args.org_id))}/discovery${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(getApiApiOrgIdDiscoveryResponse, await res.json())
};