import {z} from 'zod'

export type PermissionHolder = {expand?: string | undefined, parameter?: string | undefined, type: string, value?: string | undefined};

export type PermissionGrant = {holder?: PermissionHolder | undefined, id?: number | undefined, permission?: string | undefined, self?: string | undefined} | {[key: string]: unknown};

export type CreateApiRestApi2PermissionschemeSchemeIdPermissionArgs = {schemeId: number, expand?: string | undefined, body: PermissionGrant};

export type CreateApiRestApi2PermissionschemeSchemeIdPermissionOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const permissionHolder = z.object({expand: z.string().optional(), parameter: z.string().optional(), type: z.string(), value: z.string().optional()});

export const permissionGrant = z.object({holder: permissionHolder.optional(), id: z.number().int().optional(), permission: z.string().optional(), self: z.string().optional()}).and(z.record(z.string(), z.unknown()));

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 permission grant
 * 
 * POST /rest/api/2/permissionscheme/{schemeId}/permission
 * 
 * Also accepts auth: OAuth2
 */
export const createApiRestApi2PermissionschemeSchemeIdPermission = async (args: CreateApiRestApi2PermissionschemeSchemeIdPermissionArgs, options?: CreateApiRestApi2PermissionschemeSchemeIdPermissionOptions) => {
const {baseUrl = "https://your-domain.atlassian.net", 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.expand != null) query.append("expand", String(args.expand))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/rest/api/2/permissionscheme/${encodeURIComponent(String(args.schemeId))}/permission${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(permissionGrant, await res.json())
};