import {z} from 'zod'

export type GetApiV3IamPrincipalsArgs = {limit?: number | undefined, page_token?: string | undefined, resource_binding_type?: ('organization' | 'application' | 'workspace' | 'grant') | undefined, resource_binding_id?: string | undefined};

export type GetApiV3IamPrincipalsOptions = {baseUrl?: string | undefined, IAMAPIKEY?: string | undefined, fetch?: typeof fetch | undefined};

export const resourceBinding = z.object({type: z.enum(["organization", "application", "workspace", "grant"]), id: z.string().min(1).max(256)});

export const principal = z.object({id: z.string(), organization_id: z.string(), name: z.string().min(1).max(128), description: z.string().max(1024), status: z.enum(["active", "disabled"]), roles: z.array(z.string()), direct_permissions: z.array(z.string()), resource_binding: resourceBinding.nullable(), created_at: z.number().int(), updated_at: z.number().int()});

export const getApiV3IamPrincipalsResponse = z.object({request_id: z.string().optional(), data: z.array(principal).optional(), next_cursor: 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
};

/**
 * List IAM principals
 * 
 * GET /v3/iam/principals
 */
export const getApiV3IamPrincipals = async (args: GetApiV3IamPrincipalsArgs, options?: GetApiV3IamPrincipalsOptions) => {
const {baseUrl = "https://api.us.nylas.com", fetch: fetchFn = fetch, IAMAPIKEY} = options ?? {}

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

if (args.limit != null) query.append("limit", String(args.limit))
if (args.page_token != null) query.append("page_token", String(args.page_token))
if (args.resource_binding_type != null) query.append("resource_binding_type", String(args.resource_binding_type))
if (args.resource_binding_id != null) query.append("resource_binding_id", String(args.resource_binding_id))
if (IAMAPIKEY !== undefined) headers.set('authorization', `Bearer ${IAMAPIKEY}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v3/iam/principals${query.size > 0 ? `?${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(getApiV3IamPrincipalsResponse, await res.json())
};