import {z} from 'zod'

export type PriceRulesRequest = {created_at_max?: number | undefined, created_at_min?: number | undefined, ends_at_max?: number | undefined, ends_at_min?: number | undefined, fields?: Array<string> | undefined, filter?: string | undefined, ids?: Array<number> | undefined, ignore_id?: number | undefined, limit?: number | undefined, no_prerequisite?: boolean | undefined, page?: number | undefined, shop_id?: number | undefined, since_id?: number | undefined, sort_by?: string | undefined, starts_at_max?: number | undefined, starts_at_min?: number | undefined, target_selection?: string | undefined, times_used?: number | undefined, title?: string | undefined, type?: string | undefined, updated_at_max?: number | undefined, updated_at_min?: number | undefined};

export type GetApiAdminPriceRulesJsonArgs = {body: PriceRulesRequest};

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

export const quantityRange = z.object({greater_than_or_equal_to: z.number().optional()});

export const shippingPriceRange = z.object({less_than_or_equal_to: z.number().optional()});

export const subtotalRange = z.object({greater_than_or_equal_to: z.number().optional()});

export const toEntitlementQuantityRatio = z.object({entitled_quantity: z.number().optional(), prerequisite_quantity: z.number().optional()});

export const priceRuleDto = z.object({allocation_limit: z.number().int().optional(), allocation_method: z.string().optional(), created_at: z.string().optional(), customer_selection: z.string().optional(), ends_at: z.string().optional(), entitled_collection_ids: z.array(z.number().int()).optional(), entitled_country_ids: z.array(z.number().int()).optional(), entitled_product_ids: z.array(z.number().int()).optional(), entitled_variant_ids: z.array(z.number().int()).optional(), id: z.number().int().optional(), maximum_discount_amount: z.number().optional(), once_per_customer: z.boolean().optional(), prerequisite_collection_ids: z.array(z.number().int()).optional(), prerequisite_customer_ids: z.array(z.number().int()).optional(), prerequisite_emails: z.array(z.string()).optional(), prerequisite_product_ids: z.array(z.number().int()).optional(), prerequisite_quantity_range: quantityRange.optional(), prerequisite_shipping_price_range: shippingPriceRange.optional(), prerequisite_subtotal_range: subtotalRange.optional(), prerequisite_to_entitlement_quantity_ratio: toEntitlementQuantityRatio.optional(), prerequisite_variant_ids: z.array(z.number().int()).optional(), quota_per_customer: z.number().int().optional(), quota_per_store: z.number().int().optional(), shop_id: z.number().int().optional(), starts_at: z.string().optional(), status: z.string().optional(), target_selection: z.string().optional(), target_type: z.string().optional(), title: z.string().optional(), total_redemption: z.number().int().optional(), total_sale_count: z.number().optional(), type: z.string().optional(), updated_at: z.string().optional(), usage_count: z.number().int().optional(), usage_limit: z.number().int().optional(), value: z.number().optional(), value_type: z.string().optional()});

export const priceRulesResponse = z.object({price_rules: z.array(priceRuleDto).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
};

/**
 * Retrieve a list of price rules
 * 
 * GET /admin/price_rules.json
 */
export const getApiAdminPriceRulesJson = async (args: GetApiAdminPriceRulesJsonArgs, options?: GetApiAdminPriceRulesJsonOptions) => {
const {baseUrl = "https://shop-name.onshopbase.com", fetch: fetchFn = fetch, APPACCESSTOKEN} = options ?? {}

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

if (APPACCESSTOKEN !== undefined) headers.set("APP_ACCESS_TOKEN", APPACCESSTOKEN)

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

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