import {z} from 'zod'

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

export const userId = z.string();

export const userRole = z.enum(["OWNER", "ADMIN", "SIGNER", "COLLATERALS_SIGNER", "EDITOR", "APPROVER", "VIEWER", "NON_SIGNING_ADMIN", "AUDITOR", "NCW_ADMIN", "NCW_SIGNER", "SECURITY_ADMIN", "SECURITY_AUDITOR"]);

export const userEnabled = z.boolean();

export const userStatus = z.enum(["PENDING_ACTIVATION", "PENDING_DEVICE_PAIRING", "PENDING_DEVICE_SETUP", "READY"]);

export const userType = z.enum(["API", "CONSOLE"]);

export const consoleUser = z.object({id: userId.optional(), firstName: z.string().optional(), lastName: z.string().optional(), email: z.string().optional(), role: userRole.optional(), enabled: userEnabled.optional(), status: userStatus.optional(), userType: userType.optional()});

export const consoleUsers = z.array(consoleUser);

export const getConsoleUsersResponse = z.object({users: consoleUsers});

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 console users
 * 
 * GET /management/users
 */
export const getApiManagementUsers = async (options?: GetApiManagementUsersOptions) => {
const {baseUrl = "https://api.fireblocks.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

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