import {z} from 'zod'

export type NotificationPolicyRoutesGroupBy = {label_names?: Array<string> | undefined};

export type RoutesNotifierList = {notifier_slugs?: Array<string> | undefined, repeat_interval_secs?: number | undefined, group_by?: NotificationPolicyRoutesGroupBy | undefined};

export type RoutesSeverityNotifiers = {warn?: RoutesNotifierList | undefined, critical?: RoutesNotifierList | undefined};

export type Configv1LabelMatcherMatcherType = 'EXACT' | 'REGEX';

export type Configv1LabelMatcher = {type?: Configv1LabelMatcherMatcherType | undefined, name?: string | undefined, value?: string | undefined};

export type NotificationPolicyRoutesOverride = {alert_label_matchers?: Array<Configv1LabelMatcher> | undefined, notifiers?: RoutesSeverityNotifiers | undefined};

export type NotificationPolicyRoutes = {defaults?: RoutesSeverityNotifiers | undefined, overrides?: Array<NotificationPolicyRoutesOverride> | undefined};

export type Configv1NotificationPolicy = {slug?: string | undefined, name?: string | undefined, created_at?: string | undefined, updated_at?: string | undefined, bucket_slug?: string | undefined, team_slug?: string | undefined, routes?: NotificationPolicyRoutes | undefined};

export type Configv1CreateNotificationPolicyRequest = {notification_policy?: Configv1NotificationPolicy | undefined, dry_run?: boolean | undefined};

export type CreateApiApiV1ConfigNotificationPoliciesArgs = {body: Configv1CreateNotificationPolicyRequest};

export type CreateApiApiV1ConfigNotificationPoliciesOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const notificationPolicyRoutesGroupBy = z.object({label_names: z.array(z.string()).optional()});

export const routesNotifierList = z.object({notifier_slugs: z.array(z.string()).optional(), repeat_interval_secs: z.number().int().optional(), group_by: notificationPolicyRoutesGroupBy.optional()});

export const routesSeverityNotifiers = z.object({warn: routesNotifierList.optional(), critical: routesNotifierList.optional()});

export const configv1LabelMatcherMatcherType = z.enum(["EXACT", "REGEX"]);

export const configv1LabelMatcher = z.object({type: configv1LabelMatcherMatcherType.optional(), name: z.string().optional(), value: z.string().optional()});

export const notificationPolicyRoutesOverride = z.object({alert_label_matchers: z.array(configv1LabelMatcher).optional(), notifiers: routesSeverityNotifiers.optional()});

export const notificationPolicyRoutes = z.object({defaults: routesSeverityNotifiers.optional(), overrides: z.array(notificationPolicyRoutesOverride).optional()});

export const configv1NotificationPolicy = z.object({slug: z.string().optional(), name: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), bucket_slug: z.string().optional(), team_slug: z.string().optional(), routes: notificationPolicyRoutes.optional()});

export const configv1CreateNotificationPolicyResponse = z.object({notification_policy: configv1NotificationPolicy.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
};

/**
 * POST /api/v1/config/notification-policies
 */
export const createApiApiV1ConfigNotificationPolicies = async (args: CreateApiApiV1ConfigNotificationPoliciesArgs, options: CreateApiApiV1ConfigNotificationPoliciesOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/config/notification-policies${query.size > 0 ? `?${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(configv1CreateNotificationPolicyResponse, await res.json())
};