import {z} from 'zod'

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

export const orderFormStatusEnum = z.enum(["generated", "signed", "expired", "voided"]);

export const orderFormVoidReasonEnum = z.enum(["null", "manual", "expired", "invalid"]).nullable();

export const orderFormObject = z.object({lago_id: z.string(), number: z.string(), status: orderFormStatusEnum, void_reason: orderFormVoidReasonEnum, expires_at: z.string().nullable(), signed_at: z.string().nullable(), voided_at: z.string().nullable(), signed_document_url: z.string().nullable(), lago_organization_id: z.string(), lago_customer_id: z.string(), lago_quote_id: z.string(), lago_quote_version_id: z.string(), created_at: z.string(), updated_at: z.string()});

export const orderForm = z.object({order_form: orderFormObject});

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 an order form
 * 
 * GET /order_forms/{lago_id}
 */
export const getApiOrderFormsLagoId = async (options?: GetApiOrderFormsLagoIdOptions) => {
const {baseUrl = "https://api.getlago.com/api/v1", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/order_forms/${encodeURIComponent(String(args.lago_id))}${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(orderForm, await res.json())
};