import {z} from 'zod'

export type QuestionnaireRecipient = {recipient_email: string, recipient_first_name?: string | undefined, recipient_last_name?: string | undefined, recipient_title?: string | undefined};

export type PostVendorQuestionnaireBody = {due_date: string, email_message?: string | undefined, email_title?: string | undefined, questionnaire_type_id: number, recipients: Array<QuestionnaireRecipient>, reminder_date?: string | undefined, risk_information_visiblity: 'ShowAllRiskInformation' | 'HideSeverity' | 'HideAllRiskInformation', sender_email: string, vendor_id?: number | undefined, vendor_primary_hostname?: string | undefined};

export type CreateApiVendorQuestionnaireArgs = {body: PostVendorQuestionnaireBody};

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

export const questionnaireSent = z.object({questionnaire_id: z.number().int().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
};

/**
 * Send a security questionnaire to a vendor
 * 
 * POST /vendor/questionnaire
 */
export const createApiVendorQuestionnaire = async (args: CreateApiVendorQuestionnaireArgs, options?: CreateApiVendorQuestionnaireOptions) => {
const {baseUrl = "https://cyber-risk.upguard.com/api/public", fetch: fetchFn = fetch, APIKeyInHeader} = options ?? {}

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

if (APIKeyInHeader !== undefined) headers.set("Authorization", APIKeyInHeader)

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