import {z} from 'zod'

export type SshUserRequestDetails = {username: string, access_request_uuid: unknown, entity_list: Array<{entity_ip: string, entity_uuid?: string | undefined, entity_type: string}>, user_key_name: string, user_key: string, user_uuid: unknown, user_unix_id?: number | undefined};

export type SshUser = {resources: SshUserRequestDetails};

export type UserReference = {kind: string, name?: string | undefined, uuid: unknown};

export type SshUserMetadata = {last_update_time?: string | undefined, kind: string, uuid?: unknown | undefined, spec_version?: number | undefined, creation_time?: string | undefined, spec_hash?: string | undefined, should_force_translate?: boolean | undefined, owner_reference?: UserReference | undefined, categories?: {[key: string]: string} | undefined, name?: string | undefined};

export type SshUserIntentInput = {spec: SshUser, api_version?: string | undefined, metadata: SshUserMetadata};

export type CreateApiSshUserArgs = {body: SshUserIntentInput};

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

export const sshUserDetails = z.object({username: z.string(), user_uuid: z.string(), access_request_uuid: z.string(), entity_list: z.array(z.object({entity_ip: z.string().optional(), entity_uuid: z.string().optional(), entity_type: z.string().optional()}))});

export const sshUserDefStatus = z.object({resources: sshUserDetails});

export const sshUserRequestDetails = z.object({username: z.string(), access_request_uuid: z.string(), entity_list: z.array(z.object({entity_ip: z.string(), entity_uuid: z.string().optional(), entity_type: z.string()})), user_key_name: z.string(), user_key: z.string(), user_uuid: z.string(), user_unix_id: z.number().int().optional()});

export const sshUser = z.object({resources: sshUserRequestDetails});

export const userReference = z.object({kind: z.string(), name: z.string().optional(), uuid: z.string()});

export const sshUserMetadata = z.object({last_update_time: z.string().optional(), kind: z.string(), uuid: z.string().optional(), spec_version: z.number().int().optional(), creation_time: z.string().optional(), spec_hash: z.string().optional(), should_force_translate: z.boolean().optional(), owner_reference: userReference.optional(), categories: z.record(z.string(), z.string()).optional(), name: z.string().max(64).optional()});

export const sshUserIntentResponse = z.object({status: sshUserDefStatus.optional(), spec: sshUser.optional(), api_version: z.string(), metadata: sshUserMetadata});

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
};

/**
 * Add SSH User to the entity
 * 
 * POST /ssh_user
 */
export const createApiSshUser = async (args: CreateApiSshUserArgs, options: CreateApiSshUserOptions) => {
const {baseUrl, 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 (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

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