import {z} from 'zod'

export type GetApiV20NluconnectorsNluConnectorIdArgs = {Accept?: ('application/json' | 'application/hal+json' | 'application/xml' | 'text/xml' | 'text/csv') | undefined, nluConnectorId: string};

export type GetApiV20NluconnectorsNluConnectorIdOptions = {baseUrl?: string | undefined, APIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV20NluconnectorsNluConnectorIdResponse = z.object({name: z.string().optional(), type: z.enum(["alexa", "dialogflow", "dialogflowBuiltIn", "amazonLexBuiltIn", "luis", "watson", "noNlu", "cognigy", "code", "generativeAI", "lex"]).optional(), settings: z.union([z.object({invocationName: z.string().optional(), reparseAlexaSlots: z.boolean().optional(), skill: z.object({lastUpdated: z.string().optional(), nameByLocale: z.object({"en-US": z.string().optional(), "de-DE": z.string().optional(), "ja-JP": z.string().optional(), "en-GB": z.string().optional(), "en-IN": z.string().optional()}).optional(), skillId: z.string().optional(), stage: z.string().optional()}).optional()}), z.object({dialogflowApiVersion: z.union([z.literal(1), z.literal(2)]).optional(), dialogflowProjectId: z.string().optional(), accessToken: z.string().optional(), privateKey: z.string().optional()}), z.object({authenticationURL: z.string().optional()}), z.object({apikey: z.string().optional(), workspaceid: z.string().optional(), serviceURL: z.string().optional()}), z.object({accessKeyId: z.string().optional(), secretAccessKey: z.string().optional(), awsRegion: z.string().optional(), botId: z.string().optional(), botAliasId: z.string().optional()})]).optional(), transformer: z.object({abortOnError: z.boolean().optional(), transformerStackEnabled: z.boolean().optional(), transformer: z.string().optional(), preNluTransformerEnabled: z.boolean().optional(), postNluTransformerEnabled: z.boolean().optional(), nluCodeTransformerEnabled: z.boolean().optional()}).optional(), referenceId: z.string().optional(), _id: z.string().min(24).max(24).optional(), createdAt: z.number().int().gte(0).lte(2147483647).optional(), lastChanged: z.number().int().gte(0).lte(2147483647).optional(), createdBy: z.string().min(24).max(24).optional(), lastChangedBy: z.string().min(24).max(24).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 an NLU Connector
 * 
 * GET /v2.0/nluconnectors/{nluConnectorId}
 * 
 * Also accepts auth: APIKeyQueryParam, CXoneTokenHeader, OAuth2
 */
export const getApiV20NluconnectorsNluConnectorId = async (args: GetApiV20NluconnectorsNluConnectorIdArgs, options?: GetApiV20NluconnectorsNluConnectorIdOptions) => {
const {baseUrl = "https://api-trial.cognigy.ai/testing", fetch: fetchFn = fetch, APIKeyHeader} = options ?? {}

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

if (args.Accept != null) headers.set("Accept", String(args.Accept))
if (APIKeyHeader !== undefined) headers.set("X-API-Key", APIKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/v2.0/nluconnectors/${encodeURIComponent(String(args.nluConnectorId))}${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(getApiV20NluconnectorsNluConnectorIdResponse, await res.json())
};