import {z} from 'zod'

export type GetApiV1KongAdminPluginsOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const jWTPluginConfig = z.object({anonymous: z.object({}).optional(), secret_is_base64: z.boolean().optional(), uri_param_names: z.array(z.string()).optional(), cookie_names: z.array(z.object({})).optional(), header_names: z.array(z.string()).optional(), claims_to_verify: z.array(z.string()).optional(), maximum_expiration: z.number().int().optional(), key_claim_name: z.string().optional(), run_on_preflight: z.boolean().optional()});

export const plugin = z.object({id: z.string().optional(), name: z.string().optional(), route: z.object({}).optional(), service: z.object({}).optional(), consumer: z.object({}).optional(), config: jWTPluginConfig.optional(), protocols: z.array(z.string()).optional(), enabled: z.boolean().optional(), tags: z.array(z.string()).optional(), created_at: z.number().int().optional()});

export const pluginListResponse = z.object({data: z.array(plugin).optional(), next: z.string().optional(), offset: 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
};

/**
 * Get all plugins
 * 
 * GET /v1/kong-admin/plugins
 */
export const getApiV1KongAdminPlugins = async (options?: GetApiV1KongAdminPluginsOptions) => {
const {baseUrl = "http://api.floik.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/kong-admin/plugins${query.size > 0 ? `?${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(pluginListResponse, await res.json())
};