import {z} from 'zod'

export type GetApiV1EbaySellersUsernameArgs = {username: string, domain?: string | undefined};

export type GetApiV1EbaySellersUsernameOptions = {baseUrl?: string | undefined, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV1EbaySellersUsernameResponse = z.object({domain: z.string().optional(), seller: z.object({username: z.string().optional(), url: z.string().nullable().optional(), store_name: z.string().nullable().optional(), store_url: z.string().nullable().optional(), feedback_score: z.number().int().nullable().optional(), feedback_percent: z.number().nullable().optional(), member_since: z.string().nullable().optional(), location: z.string().nullable().optional(), items_for_sale: z.number().int().nullable().optional(), feedback_12mo: z.object({positive: z.number().int().nullable().optional(), neutral: z.number().int().nullable().optional(), negative: z.number().int().nullable().optional()}).optional(), top_rated: z.boolean().nullable().optional(), scraped_utc: z.number().nullable().optional(), scraped_at: z.string().nullable().optional()}).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 Seller Profile
 * 
 * GET /v1/ebay/sellers/{username}
 */
export const getApiV1EbaySellersUsername = async (args: GetApiV1EbaySellersUsernameArgs, options?: GetApiV1EbaySellersUsernameOptions) => {
const {baseUrl = "https://scrapebadger.com", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.domain != null) query.append("domain", String(args.domain))
if (apiKey !== undefined) headers.set("x-api-key", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/ebay/sellers/${encodeURIComponent(String(args.username))}${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(getApiV1EbaySellersUsernameResponse, await res.json())
};