import {z} from 'zod'

export type GetApiCmV1AdAccountsOptions = {baseUrl?: string | undefined, Bearer?: string | undefined, fetch?: typeof fetch | undefined};

export const adcloudcommonCurrency = z.enum(["UNKNOWN_CURRENCY", "USD", "KRW", "JPY", "EUR", "GBP"]);

export const targetFuturePreferenceInfoProductScope = z.enum(["UNKNOWN", "ALL", "ANDROID", "IOS"]);

export const targetFuturePreferenceInfoCustomProducts = z.object({product_ids: z.array(z.string()).optional()});

export const adAccountTargetFuturePreferenceInfo = z.object({product_scope: targetFuturePreferenceInfoProductScope.optional(), custom_products: targetFuturePreferenceInfoCustomProducts.optional()});

export const dspAdAccount = z.object({id: z.string().optional(), title: z.string(), description: z.string().optional(), timezone: z.string().optional(), currency: adcloudcommonCurrency.optional(), custom_key_values: z.record(z.string(), z.string()).optional(), billing_account_id: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), targets_future_preferences: z.record(z.string(), adAccountTargetFuturePreferenceInfo).optional()});

export const messagesListAdAccountsResponse = z.object({ad_accounts: z.array(dspAdAccount).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
};

/**
 * List up AdAccounts.
 * 
 * GET /cm/v1/ad-accounts
 */
export const getApiCmV1AdAccounts = async (options?: GetApiCmV1AdAccountsOptions) => {
const {baseUrl = "https://api.moloco.cloud", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (Bearer !== undefined) headers.set("Authorization", Bearer)

const url = `${baseUrl.replace(/\/+$/, '')}/cm/v1/ad-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(messagesListAdAccountsResponse, await res.json())
};