import {z} from 'zod'

export type GetApiTwitterListFollowersArgs = {list_id: unknown, cursor?: unknown | undefined};

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

export const userInfo = z.object({type: z.literal("user").optional(), userName: z.string().optional(), url: z.string().optional(), id: z.string().optional(), name: z.string().optional(), isBlueVerified: z.boolean().optional(), protected: z.boolean().optional(), verifiedType: z.string().optional(), profilePicture: z.string().optional(), coverPicture: z.string().optional(), description: z.string().optional(), location: z.string().optional(), followers: z.number().int().optional(), following: z.number().int().optional(), canDm: z.boolean().optional(), createdAt: z.string().optional(), favouritesCount: z.number().int().optional(), hasCustomTimelines: z.boolean().optional(), isTranslator: z.boolean().optional(), mediaCount: z.number().int().optional(), statusesCount: z.number().int().optional(), withheldInCountries: z.array(z.string()).optional(), affiliatesHighlightedLabel: z.object({}).optional(), possiblySensitive: z.boolean().optional(), pinnedTweetIds: z.array(z.string()).optional(), isAutomated: z.boolean().optional(), automatedBy: z.string().optional(), unavailable: z.boolean().optional(), message: z.string().optional(), unavailableReason: z.string().optional(), profile_bio: z.object({description: z.string().optional(), entities: z.object({description: z.object({urls: z.array(z.object({display_url: z.string().optional(), expanded_url: z.string().optional(), indices: z.array(z.number().int()).optional(), url: z.string().optional()})).optional()}).optional(), url: z.object({urls: z.array(z.object({display_url: z.string().optional(), expanded_url: z.string().optional(), indices: z.array(z.number().int()).optional(), url: z.string().optional()})).optional()}).optional()}).optional()}).optional()});

export const getApiTwitterListFollowersResponse = z.object({followers: z.array(userInfo).optional(), has_next_page: z.boolean().optional(), next_cursor: z.string().optional(), status: z.enum(["success", "error"]).optional(), msg: 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 followers of a list. Page size is 20.
 * 
 * GET /twitter/list/followers
 */
export const getApiTwitterListFollowers = async (args: GetApiTwitterListFollowersArgs, options?: GetApiTwitterListFollowersOptions) => {
const {baseUrl = "https://api.twitterapi.io", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.list_id != null) query.append("list_id", String(args.list_id))
if (args.cursor != null) query.append("cursor", String(args.cursor))
if (ApiKeyAuth !== undefined) headers.set("X-API-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/twitter/list/followers${query.size > 0 ? `?${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(getApiTwitterListFollowersResponse, await res.json())
};