import {z} from 'zod'

export type Ord = 'asc' | 'desc';

export type GetApiPublicSelfServeV1CatalogArgs = {page?: number | undefined, itemsPerPage?: number | undefined, sort?: Ord | undefined};

export type GetApiPublicSelfServeV1CatalogOptions = {baseUrl: string, httpAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const mapLabelKeyString = z.record(z.string(), z.string());

export const catalogVisibility = z.enum(["PRIVATE", "PUBLIC"]);

export const topicSqlStorage = z.object({retentionTimeInSecond: z.number().int(), enabled: z.boolean().optional()});

export const topicMetadata = z.object({name: z.string(), cluster: z.string(), labels: mapLabelKeyString.optional(), catalogVisibility: catalogVisibility.optional(), descriptionIsEditable: z.boolean().optional(), description: z.string().optional(), sqlStorage: topicSqlStorage.optional()});

export const topicConfigMap = z.record(z.string(), z.string());

export const topicSpec = z.object({partitions: z.number().int(), replicationFactor: z.number().int().optional(), configs: topicConfigMap.optional()});

export const resourceTopicMetadataTopicSpecStringV2 = z.object({apiVersion: z.string(), kind: z.string(), metadata: topicMetadata, spec: topicSpec});

export const pageResource = z.object({data: z.array(resourceTopicMetadataTopicSpecStringV2).optional(), page: z.number().int(), totalPages: z.number().int(), perPage: z.number().int(), totalElements: z.number().int()});

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
};

/**
 * Data catalog
 * 
 * GET /public/self-serve/v1/catalog
 */
export const getApiPublicSelfServeV1Catalog = async (args: GetApiPublicSelfServeV1CatalogArgs, options: GetApiPublicSelfServeV1CatalogOptions) => {
const {baseUrl, fetch: fetchFn = fetch, httpAuth} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.itemsPerPage != null) query.append("itemsPerPage", String(args.itemsPerPage))
if (args.sort != null) query.append("sort", String(args.sort))
if (httpAuth !== undefined) headers.set('authorization', `Bearer ${httpAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/public/self-serve/v1/catalog${query.size > 0 ? `?${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(pageResource, await res.json())
};