import {z} from 'zod'

export type Currency = string;

export type Address = {line1?: string | undefined, line2?: string | undefined, city?: string | undefined, state?: string | undefined, postal_code?: string | undefined, country?: string | undefined};

export type Timezone = string;

export type BillingEntityCode = string;

export type BillingEntityCreateRequest = {name: string, default_currency?: Currency | undefined, finalize_zero_amount_invoice?: boolean | undefined, address?: Address | undefined, legal_name?: (string | null) | undefined, legal_number?: (string | null) | undefined, email?: (string | null) | undefined, timezone?: Timezone | undefined, code: BillingEntityCode};

export type CreateApiBillingEntitiesArgs = {body: BillingEntityCreateRequest};

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

export const currency = z.string().min(3).max(3);

export const address = z.object({line1: z.string().min(1).max(254).optional(), line2: z.string().min(1).max(512).optional(), city: z.string().min(1).max(512).optional(), state: z.string().min(1).max(512).optional(), postal_code: z.string().min(1).max(512).optional(), country: z.string().min(2).max(2).optional()});

export const timezone = z.string();

export const billingEntityCode = z.string();

export const taxCode = z.string();

export const taxResponse = z.object({name: z.string(), rate: z.string().optional(), description: z.string().optional(), code: taxCode.optional(), id: z.string().optional(), created_at: z.string().optional()});

export const billingEntityResponse = z.object({name: z.string(), default_currency: currency.optional(), finalize_zero_amount_invoice: z.boolean().optional(), address: address.optional(), legal_name: z.string().nullable().optional(), legal_number: z.string().nullable().optional(), email: z.string().nullable().optional(), timezone: timezone.optional(), code: billingEntityCode.optional(), is_default: z.boolean().optional(), id: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), taxes: z.array(taxResponse).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
};

/**
 * Create a billing entity
 * 
 * POST /billing-entities
 */
export const createApiBillingEntities = async (args: CreateApiBillingEntitiesArgs, options?: CreateApiBillingEntitiesOptions) => {
const {baseUrl = "https://api-m.sandbox.paypal.com", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/billing-entities${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(billingEntityResponse, await res.json())
};