import {z} from 'zod'

export type PlanThenPost = {order?: number | undefined, sku?: string | undefined, quantity?: string | undefined, warehouse?: string | undefined, customsValue?: string | undefined, splitId?: string | undefined, lot?: string | undefined, expirationDate?: string | undefined};

export type PlanWhenPost = {type?: ('RULE' | 'PRE' | 'POST') | undefined, order?: number | undefined, sku?: string | undefined, deliveryCountry?: string | undefined, scriptedCondition?: string | undefined, thens?: Array<PlanThenPost> | undefined};

export type PreviewRequest = {orderId?: number | undefined, excludeWhenIds?: Array<number> | undefined, when?: PlanWhenPost | undefined};

export type CreateApiFulfillmentPlansSellerIdPreviewArgs = {sellerId: number, body: PreviewRequest};

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

export const previewFulfillmentOrderPosition = z.object({sku: z.string().optional(), warehouseSku: z.string().optional(), quantity: z.number().int().optional(), lot: z.string().optional(), customsValue: z.number().optional(), expirationDate: z.string().optional()});

export const previewFulfillmentOrder = z.object({warehouse: z.string().optional(), positions: z.array(previewFulfillmentOrderPosition).optional()});

export const createApiFulfillmentPlansSellerIdPreviewResponse = z.array(previewFulfillmentOrder);

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
};

/**
 * Previews the results of a fulfillment plan entry for the given seller
 * 
 * POST /fulfillmentPlans/{sellerId}/preview
 */
export const createApiFulfillmentPlansSellerIdPreview = async (args: CreateApiFulfillmentPlansSellerIdPreviewArgs, options?: CreateApiFulfillmentPlansSellerIdPreviewOptions) => {
const {baseUrl = "https://api.quivo.co", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/fulfillmentPlans/${encodeURIComponent(String(args.sellerId))}/preview${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(createApiFulfillmentPlansSellerIdPreviewResponse, await res.json())
};