import {z} from 'zod'

export type GetApiV1AccountsArgs = {country_codes?: string | undefined, sort: 'price_asc' | 'price_desc' | 'name_asc' | 'name_desc' | 'popularity_asc' | 'popularity_desc', page: number, page_size: number};

export type GetApiV1AccountsOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV1AccountsResponse = z.object({items: z.array(z.object({country_code: z.string(), emoji: z.string(), display_name: z.object({ru: z.string().min(1).max(100), en: z.string().min(1).max(100)}), price: z.object({amount: z.string(), currency_code: z.string()}), base_price: z.object({amount: z.string(), currency_code: z.string()}), available: z.boolean(), tags: z.array(z.enum(["HIGH_QUALITY", "HIGH_DEMAND"])), popularity_index: z.number(), available_count: z.number().nullable().optional()})), pagination: z.object({current_page: z.number().int().gte(1).lte(9007199254740991), page_size: z.number().int().gte(1).lte(250), total_items: z.number().int().gte(0).lte(9007199254740991), total_pages: z.number().int().gte(0).lte(9007199254740991), has_next: z.boolean(), has_previous: z.boolean()})});

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 countries list (personal pricing)
 * 
 * GET /v1/accounts/
 * 
 * Also accepts auth: BearerAuth
 */
export const getApiV1Accounts = async (args: GetApiV1AccountsArgs, options?: GetApiV1AccountsOptions) => {
const {baseUrl = "https://api.getmytg.com", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (args.country_codes != null) query.append("country_codes", String(args.country_codes))
if (args.sort != null) query.append("sort", String(args.sort))
if (args.page != null) query.append("page", String(args.page))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (ApiKeyAuth !== undefined) headers.set("x-api-key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/accounts/${query.size > 0 ? `?${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(getApiV1AccountsResponse, await res.json())
};