import {z} from 'zod'

export type Partner = number;

export type BusinessUnit = number;

export type TaxNumber = string;

export type DocumentType = 'SELF' | 'IDENTITY_FRONT' | 'IDENTITY_BACK' | 'ADDRESS_PROOF' | 'INCOME_PROOF' | 'DECLARATION_IR' | 'CORPORATE_BILLING_RELATIONSHIP' | 'PROOF_OF_COMPANY_ADDRESS' | 'SOCIAL_CONTRACT' | 'PROOF_OF_CORPORATE_INCOME';

export type CreateApiGetDocumentArgs = {body: {Method: string, PartnerId: Partner, BusinessUnitId: BusinessUnit, TaxNumber: TaxNumber, DocumentType: DocumentType}};

export type CreateApiGetDocumentOptions = {baseUrl?: string | undefined, BASE64UsernamePassword?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const getDocumentSuccess = z.object({Success: z.string().optional(), TaxNumber: z.string().optional(), Document: z.string().optional(), FileName: z.string().optional(), Description: z.string().optional(), Extension: z.string().optional(), ExpirationDate: z.string().optional(), DocumentKey: z.string().optional(), DocumentStatus: z.number().int().optional(), BusinessUnitId: z.string().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
};

/**
 * Get document
 * 
 * POST / GetDocument
 */
export const createApiGetDocument = async (args: CreateApiGetDocumentArgs, options?: CreateApiGetDocumentOptions) => {
const {baseUrl = "https://sandboxapi.fitbank.com.br/main/execute", fetch: fetchFn = fetch, BASE64UsernamePassword} = options ?? {}

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

if (BASE64UsernamePassword !== undefined) headers.set('authorization', `Basic ${btoa(`${BASE64UsernamePassword.username}:${BASE64UsernamePassword.password}`)}`)

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