import {z} from 'zod'

export type GetApiJSONCoreActionAccessUrlOptions = {baseUrl?: string | undefined, apiKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const errorJson = z.object({code: z.string(), message: z.string(), detail: z.string().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
};

/**
 * Convenient and simple action to access a URL, optionally following redirections. Returns the request sent and response received and followed redirections, if any. Other actions are available which offer more control on what is sent, like, 'sendRequest' or 'sendHarRequest'.
 * 
 * GET /JSON/core/action/accessUrl/
 * 
 * Also accepts auth: apiKeyQuery
 */
export const getApiJSONCoreActionAccessUrl = async (options?: GetApiJSONCoreActionAccessUrlOptions) => {
const {baseUrl = "http://zap", fetch: fetchFn = fetch, apiKeyHeader} = options ?? {}

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

if (apiKeyHeader !== undefined) headers.set("X-ZAP-API-Key", apiKeyHeader)

const url = `${baseUrl.replace(/\/+$/, '')}/JSON/core/action/accessUrl/${query.size > 0 ? `?${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(errorJson, await res.json())
};