import {z} from 'zod'

export type GetApiDomainNamePpcSpendTotalArgs = {api_key?: string | undefined, start_date?: string | undefined, end_date?: string | undefined, country?: string | undefined, granularity?: string | undefined, main_domain_only?: string | undefined, domain_name: string};

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

export const getApiDomainNamePpcSpendTotalResponse = z.object({meta: z.object({request: z.object({granularity: z.string().optional(), main_domain_only: z.boolean().optional(), format: z.string().optional(), domain: z.string().optional(), start_date: z.string().optional(), end_date: z.string().optional(), country: z.string().optional()}).optional(), status: z.string().optional(), last_updated: z.string().optional(), device: z.string().optional()}).optional(), breakdown: z.array(z.object({date: z.string().optional(), currencies: z.object({aud: z.number().optional(), eur: z.number().optional(), gbp: z.number().optional(), jpy: z.number().optional(), usd: z.number().optional()}).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
};

/**
 * PPC Spend - All Traffic
 * 
 * GET /{domain_name}/ppc-spend/total
 */
export const getApiDomainNamePpcSpendTotal = async (args: GetApiDomainNamePpcSpendTotalArgs, options?: GetApiDomainNamePpcSpendTotalOptions) => {
const {baseUrl = "https://api.similarweb.com/v1/website", fetch: fetchFn = fetch} = options ?? {}

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

if (args.api_key != null) query.append("api_key", String(args.api_key))
if (args.start_date != null) query.append("start_date", String(args.start_date))
if (args.end_date != null) query.append("end_date", String(args.end_date))
if (args.country != null) query.append("country", String(args.country))
if (args.granularity != null) query.append("granularity", String(args.granularity))
if (args.main_domain_only != null) query.append("main_domain_only", String(args.main_domain_only))

const url = `${baseUrl.replace(/\/+$/, '')}/${encodeURIComponent(String(args.domain_name))}/ppc-spend/total${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(getApiDomainNamePpcSpendTotalResponse, await res.json())
};