import {z} from 'zod'

export type Tags = {[key: string]: unknown} | null;

export type CreateExternalLinkUpload = {duration?: number | undefined, tags?: Tags | undefined, type: 'DOWNLOAD' | 'UPLOAD' | 'VIEW'};

export type CreateExternalLinkDownload = {duration?: number | undefined, tags?: Tags | undefined, type: 'DOWNLOAD' | 'UPLOAD' | 'VIEW'};

export type CreateExternalLinkView = {duration?: number | undefined, tags?: Tags | undefined, type: 'DOWNLOAD' | 'UPLOAD' | 'VIEW'};

export type CreateApiFilesFileIdExternalLinksArgs = {'Finix-Version'?: string | undefined, 'Content-Type'?: string | undefined, body: CreateExternalLinkUpload | CreateExternalLinkDownload | CreateExternalLinkView};

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

export const createdAt = z.string();

export const tags = z.record(z.string(), z.unknown()).nullable();

export const externalLink = z.object({id: z.string().optional(), created_at: createdAt.optional(), duration: z.number().int().nullable().optional(), expired: z.boolean().optional(), expires_at: z.string().optional(), file_id: z.string().optional(), tags: tags.optional(), type: z.enum(["UPLOAD", "DOWNLOAD", "VIEW"]).optional(), url: z.string().optional(), user_id: 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
};

/**
 * Create an External Link
 * 
 * POST /files/{file_id}/external_links
 */
export const createApiFilesFileIdExternalLinks = async (args: CreateApiFilesFileIdExternalLinksArgs, options?: CreateApiFilesFileIdExternalLinksOptions) => {
const {baseUrl = "https://finix.sandbox-payments-api.com", fetch: fetchFn = fetch, BasicAuth} = options ?? {}

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

if (args['Finix-Version'] != null) headers.set("Finix-Version", String(args['Finix-Version']))
if (args['Content-Type'] != null) headers.set("Content-Type", String(args['Content-Type']))
if (BasicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${BasicAuth.username}:${BasicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/files/${encodeURIComponent(String(args.file_id))}/external_links${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(externalLink, await res.json())
};