import {z} from 'zod'

export type GetApiDocketsDocketIdArgs = {docketId: string};

export type GetApiDocketsDocketIdOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const docketType = z.enum(["Rulemaking", "Nonrulemaking"]);

export const docketDetail = z.object({agencyId: z.string().optional(), category: z.string().nullable().optional(), dkAbstract: z.string().optional(), docketType: docketType.optional(), effectiveDate: z.string().optional(), field1: z.string().nullable().optional(), field2: z.string().nullable().optional(), generic: z.string().nullable().optional(), keywords: z.array(z.string()).nullable().optional(), legacyId: z.string().nullable().optional(), modifyDate: z.string().optional(), objectId: z.string().optional(), organization: z.string().nullable().optional(), petitionNbr: z.string().nullable().optional(), program: z.string().nullable().optional(), rin: z.string().nullable().optional(), shortTitle: z.string().nullable().optional(), subType: z.string().nullable().optional(), subType2: z.string().nullable().optional(), title: z.string().optional()});

export const link = z.string();

export const selfLink = z.object({self: link.optional()});

export const docketFindOneResponse = z.object({id: z.string().optional(), type: z.string().optional(), attributes: docketDetail.optional(), links: z.array(selfLink).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 detailed information for specified docketId
 * 
 * GET /dockets/{docketId}
 */
export const getApiDocketsDocketId = async (args: GetApiDocketsDocketIdArgs, options?: GetApiDocketsDocketIdOptions) => {
const {baseUrl = "https://api.regulations.gov/v4", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("X-Api-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/dockets/${encodeURIComponent(String(args.docketId))}${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(docketFindOneResponse, await res.json())
};