import {z} from 'zod'

export type LineItem = {variant_id: number, quantity?: number | undefined};

export type Address = {first_name: string, last_name: string, address1: string, address2?: string | undefined, phone?: string | undefined, city: string, province: string, country: string, zip: string};

export type FinancialStatus = 'paid' | 'authorized' | 'pending' | 'partially_paid' | 'refunded' | 'voided' | 'partially_refunded' | 'unpaid';

export type Order = {email: string, line_items: Array<LineItem>, billing_address?: Address | undefined, shipping_address: Address, financial_status?: FinancialStatus | undefined, dry_run?: boolean | undefined};

export type BodyAuthVoltsStoreApiV5PvStoreRedemptionPost = {order: Order};

export type CreateApiApiV5PvStoreRedemptionArgs = {body: BodyAuthVoltsStoreApiV5PvStoreRedemptionPost};

export type CreateApiApiV5PvStoreRedemptionOptions = {baseUrl?: string | undefined, RWAPIKeyHeader?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiApiV5PvStoreRedemptionResponse = z.unknown();

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
};

/**
 * Make a shopify order
 * 
 * POST /api/v5/pv-store/redemption
 */
export const createApiApiV5PvStoreRedemption = async (args: CreateApiApiV5PvStoreRedemptionArgs, options?: CreateApiApiV5PvStoreRedemptionOptions) => {
const {baseUrl = "https://api.pavlok.com", fetch: fetchFn = fetch, RWAPIKeyHeader} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v5/pv-store/redemption${query.size > 0 ? `?${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(createApiApiV5PvStoreRedemptionResponse, await res.json())
};