import {z} from 'zod'

export type GetApiOrdersArgs = {start_date?: string | undefined, end_date?: string | undefined, status?: ('opened' | 'paid') | undefined, page_offset?: number | undefined, page_size?: number | undefined};

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

export const itemObject = z.object({id: z.string().optional(), name: z.string().optional(), reference: z.string().optional(), price: z.number().optional(), quantity: z.number().optional(), discount: z.number().optional(), taxRate: z.number().optional(), totalPrice: z.number().optional()});

export const orderStatus = z.enum(["opened", "paid"]);

export const orderObject = z.object({id: z.string().optional(), reference: z.string(), customerId: z.string().optional(), customerName: z.string().optional(), amount: z.number().optional(), currency: z.string(), orderDetails: z.array(itemObject), subTotalAmount: z.number().optional(), deliveryCharges: z.number().optional(), deductedAmount: z.number().optional(), totalTax: z.number().optional(), finalAmount: z.number().optional(), status: orderStatus.optional(), deviceId: z.string().optional(), createdAt: z.string().optional(), updatedAt: z.string().optional()});

export const getApiOrdersResponse = z.array(orderObject);

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
};

/**
 * Returns list of orders
 * 
 * GET /orders
 */
export const getApiOrders = async (args: GetApiOrdersArgs, options?: GetApiOrdersOptions) => {
const {baseUrl = "https://api.test.bictorys.com/pay/v1", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

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.status != null) query.append("status", String(args.status))
if (args.page_offset != null) query.append("page_offset", String(args.page_offset))
if (args.page_size != null) query.append("page_size", String(args.page_size))
if (ApiKeyAuth !== undefined) headers.set("X-API-Key", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/orders${query.size > 0 ? `?${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(getApiOrdersResponse, await res.json())
};