import {z} from 'zod'

export type GetApiProductsArgs = {page?: number | undefined, items?: number | undefined};

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

export const productTaxCategory = z.enum(["good", "service"]);

export const productPhoneRequirement = z.enum(["none", "optional", "required"]);

export const productAddressRequirement = z.enum(["none", "optional", "required"]);

export const productBillingInfoRequirement = z.enum(["none", "optional", "required"]);

export const productPaymentMethodTypesItems = z.enum(["card", "bank_transfer", "stablecoins", "balance"]);

export const priceStatus = z.enum(["active", "archived"]);

export const priceCurrency = z.enum(["GTQ", "USD"]);

export const priceChargeType = z.enum(["one_time", "recurring"]);

export const priceProrationBehavior = z.enum(["none", "create_prorations"]);

export const price = z.object({id: z.string().optional(), status: priceStatus.optional(), amount_in_cents: z.number().int().optional(), currency: priceCurrency.optional(), charge_type: priceChargeType.optional(), billing_interval: z.string().nullable().optional(), billing_interval_count: z.number().int().nullable().optional(), periods_before_automatic_cancellation: z.number().int().nullable().optional(), free_trial_interval: z.string().nullable().optional(), free_trial_interval_count: z.number().int().nullable().optional(), proration_behavior: priceProrationBehavior.optional(), billing_cycle_anchor_day: z.number().int().nullable().optional(), defer_to_billing_day: z.boolean().optional()});

export const checkoutCustomFieldDefinitionType = z.enum(["text", "numeric", "dropdown"]);

export const checkoutCustomFieldDefinitionOptionsItems = z.object({label: z.string().optional(), value: z.string().optional()});

export const checkoutCustomFieldDefinition = z.object({id: z.string().optional(), key: z.string().max(200).optional(), type: checkoutCustomFieldDefinitionType.optional(), label: z.record(z.string(), z.string()).optional(), optional: z.boolean().optional(), minimum_length: z.number().int().nullable().optional(), maximum_length: z.number().int().nullable().optional(), default_value: z.string().nullable().optional(), options: z.array(checkoutCustomFieldDefinitionOptionsItems).nullable().optional()});

export const product = z.object({id: z.string().optional(), status: z.string().optional(), tax_category: productTaxCategory.optional(), name: z.string().optional(), description: z.string().nullable().optional(), success_url: z.string().nullable().optional(), cancel_url: z.string().nullable().optional(), custom_terms_and_conditions: z.string().nullable().optional(), phone_requirement: productPhoneRequirement.optional(), address_requirement: productAddressRequirement.optional(), billing_info_requirement: productBillingInfoRequirement.optional(), has_dynamic_pricing: z.boolean().optional(), payment_method_types: z.array(productPaymentMethodTypesItems).optional(), available_installments: z.array(z.number().int()).optional(), prices: z.array(price).optional(), storefront_link: z.string().optional(), metadata: z.record(z.string(), z.string()).nullable().optional(), custom_fields: z.array(checkoutCustomFieldDefinition).optional()});

export const getApiProductsResponse = z.array(product);

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
};

/**
 * Listar productos
 * 
 * GET /products
 */
export const getApiProducts = async (args: GetApiProductsArgs, options?: GetApiProductsOptions) => {
const {baseUrl = "https://app.recurrente.com/api", fetch: fetchFn = fetch, secretKey} = options ?? {}

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

if (args.page != null) query.append("page", String(args.page))
if (args.items != null) query.append("items", String(args.items))
if (secretKey !== undefined) headers.set("X-SECRET-KEY", secretKey)

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