import {z} from 'zod'

export type UpdateApiV3VariantArgs = {id: string, body: {productId: number, name?: string | undefined, price?: number | undefined, cost?: number | undefined, onHand?: number | undefined, displayColor?: string | undefined, primaryId?: string | undefined, secondaryId?: string | undefined, properties?: Record<string, never> | undefined}};

export type UpdateApiV3VariantOptions = {baseUrl?: string | undefined, sec0?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const updateApiV3VariantResponse = z.object({id: z.number().int().optional(), name: z.string().optional(), clientNumber: z.string().optional(), description: z.string().optional(), taxCode: z.string().optional(), active: z.boolean().optional(), modified: z.string().optional(), created: z.string().optional(), deleted: z.boolean().optional(), taxable: z.boolean().optional(), tags: z.array(z.object({})).optional(), minPrice: z.string().optional(), maxPrice: z.string().optional(), availableCount: z.number().int().optional(), quantitySold: z.number().int().optional(), collectionName: z.string().optional(), displayImageDefault: z.boolean().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
};

/**
 * Update Variant
 * 
 * PUT /v3/variant
 */
export const updateApiV3Variant = async (args: UpdateApiV3VariantArgs, options?: UpdateApiV3VariantOptions) => {
const {baseUrl = "https://sandbox.api.mxmerchant.com/checkout", fetch: fetchFn = fetch, sec0} = options ?? {}

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

if (args.id != null) query.append("id", String(args.id))
if (sec0 !== undefined) headers.set('authorization', `Basic ${btoa(`${sec0.username}:${sec0.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v3/variant${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "PUT", 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(updateApiV3VariantResponse, await res.json())
};