import {z} from 'zod'

export type GetApiV2AgentAgentIdEvalScoresArgs = {since: string, scope?: ('all' | 'custom') | undefined, revision_id?: string | undefined, agentId: string};

export type GetApiV2AgentAgentIdEvalScoresOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV2AgentAgentIdEvalScoresResponse = z.object({total_evaluated: z.number().int().gte(-9007199254740991).lte(9007199254740991), with_issues: z.number().int().gte(-9007199254740991).lte(9007199254740991), flag_distribution: z.array(z.object({flag: z.string(), count: z.number().int().gte(-9007199254740991).lte(9007199254740991), label: z.string().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 Eval Scores
 * 
 * GET /v2/agent/{agentId}/eval-scores
 */
export const getApiV2AgentAgentIdEvalScores = async (args: GetApiV2AgentAgentIdEvalScoresArgs, options?: GetApiV2AgentAgentIdEvalScoresOptions) => {
const {baseUrl = "https://api.duvo.ai", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v2/agent/${encodeURIComponent(String(args.agentId))}/eval-scores${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(getApiV2AgentAgentIdEvalScoresResponse, await res.json())
};