import {z} from 'zod'

export type GetApiV14ListArgs = {page?: number | undefined, limit?: number | undefined, selectFields?: (Array<'name' | 'category' | 'slug' | 'moviesCount' | 'cover' | 'updatedAt' | 'createdAt'>) | undefined, notNullFields?: (Array<'name' | 'category' | 'slug' | 'moviesCount' | 'cover.url' | 'cover.previewUrl' | 'updatedAt' | 'createdAt'>) | undefined, sortField?: (Array<'name' | 'category' | 'slug' | 'moviesCount' | 'cover.url' | 'cover.previewUrl' | 'updatedAt' | 'createdAt'>) | undefined, sortType?: Array<string> | undefined, slug?: (Array<string> | null) | undefined, category?: (Array<'Онлайн-кинотеатр' | 'Премии' | 'Сборы' | 'Сериалы' | 'Фильмы'> | null) | undefined, moviesCount?: (Array<string> | null) | undefined, updatedAt?: (Array<string> | null) | undefined, createdAt?: (Array<string> | null) | undefined};

export type GetApiV14ListOptions = {baseUrl?: string | undefined, XAPIKEY?: string | undefined, fetch?: typeof fetch | undefined};

export const shortImage = z.object({url: z.string().nullable().optional(), previewUrl: z.string().nullable().optional()});

export const list = z.object({category: z.string(), slug: z.string(), moviesCount: z.number(), cover: shortImage, name: z.string(), updatedAt: z.string(), createdAt: z.string()});

export const listDocsResponseDtoV14 = z.object({docs: z.array(list), total: z.number(), limit: z.number(), page: z.number(), pages: z.number()});

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
};

/**
 * Поиск коллекций
 * 
 * GET /v1.4/list
 */
export const getApiV14List = async (args: GetApiV14ListArgs, options?: GetApiV14ListOptions) => {
const {baseUrl = "https://api.kinopoisk.dev", fetch: fetchFn = fetch, XAPIKEY} = 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.limit != null) query.append("limit", String(args.limit))
for (const item of args.selectFields ?? []) query.append("selectFields", String(item))
for (const item of args.notNullFields ?? []) query.append("notNullFields", String(item))
for (const item of args.sortField ?? []) query.append("sortField", String(item))
for (const item of args.sortType ?? []) query.append("sortType", String(item))
for (const item of args.slug ?? []) query.append("slug", String(item))
for (const item of args.category ?? []) query.append("category", String(item))
for (const item of args.moviesCount ?? []) query.append("moviesCount", String(item))
for (const item of args.updatedAt ?? []) query.append("updatedAt", String(item))
for (const item of args.createdAt ?? []) query.append("createdAt", String(item))
if (XAPIKEY !== undefined) headers.set("X-API-KEY", XAPIKEY)

const url = `${baseUrl.replace(/\/+$/, '')}/v1.4/list${query.size > 0 ? `?${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(listDocsResponseDtoV14, await res.json())
};