import {z} from 'zod'

export type TagTypeEnum = 'environment' | 'general' | 'pipelines' | 'transforms' | 'topics' | 'services' | 'sources' | 'users' | 'tenant' | 'destinations';

export type TagsSearchReqBody = {tag_ids?: (Array<string> | null) | undefined} | {[key: string]: unknown};

export type GetApiTagsArgs = {tag_ids?: (Array<string> | null) | undefined, tag_name?: (string | null) | undefined, tag_type?: (Array<TagTypeEnum> | null) | undefined, body: TagsSearchReqBody | null};

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

export const getApiTagsResponse = z.record(z.string(), z.unknown());

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 Tags For Specific Tenant
 * 
 * GET /tags
 */
export const getApiTags = async (args: GetApiTagsArgs, options?: GetApiTagsOptions) => {
const {baseUrl = "https://api.streamkap.com", fetch: fetchFn = fetch, FronteggHTTPAuthentication} = options ?? {}

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

for (const item of args.tag_ids ?? []) query.append("tag_ids", String(item))
if (args.tag_name != null) query.append("tag_name", String(args.tag_name))
for (const item of args.tag_type ?? []) query.append("tag_type", String(item))
if (FronteggHTTPAuthentication !== undefined) headers.set('authorization', `Bearer ${FronteggHTTPAuthentication}`)

const url = `${baseUrl.replace(/\/+$/, '')}/tags${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(getApiTagsResponse, await res.json())
};