import {z} from 'zod'

export type AlertFeedCreateSchema = {projectId?: string | undefined, alertId: string, feedInfoInMarkdown: string, moreInformationInMarkdown?: string | undefined, alertFeedEventType: 'PublicNote' | 'SubscriberNotificationSent' | 'OwnerNotificationSent' | 'OwnerUserAdded' | 'OwnerTeamAdded' | 'AlertCreated' | 'AlertStateChanged' | 'PrivateNote' | 'AlertUpdated' | 'RootCause' | 'RemediationNotes' | 'OwnerUserRemoved' | 'OwnerTeamRemoved' | 'OnCallPolicy' | 'OnCallNotification' | 'AddedToEpisode' | 'RemovedFromEpisode' | 'LinkedToIncident' | 'UnlinkedFromIncident' | 'LabelRuleExecuted' | 'OwnerRuleExecuted' | 'PrivacyRuleExecuted' | 'OnCallRuleExecuted' | 'IncidentRuleExecuted' | 'AutoRemediation' | 'VideoCallStarted' | 'VideoCallFailed' | 'ChannelMemberAdded', displayColor: Record<string, never>, userId?: string | undefined, postedAt?: Record<string, never> | undefined};

export type CreateApiAlertFeedArgs = {body: {data: AlertFeedCreateSchema}};

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

export const alertFeedReadSchema = z.object({_id: z.string().optional(), createdAt: z.object({}).optional(), updatedAt: z.object({}).optional(), deletedAt: z.object({}).optional(), projectId: z.string().optional(), alertId: z.string(), aiRunId: z.string().optional(), createdByUserId: z.string().optional(), feedInfoInMarkdown: z.string(), moreInformationInMarkdown: z.string().optional(), alertFeedEventType: z.enum(["PublicNote", "SubscriberNotificationSent", "OwnerNotificationSent", "OwnerUserAdded", "OwnerTeamAdded", "AlertCreated", "AlertStateChanged", "PrivateNote", "AlertUpdated", "RootCause", "RemediationNotes", "OwnerUserRemoved", "OwnerTeamRemoved", "OnCallPolicy", "OnCallNotification", "AddedToEpisode", "RemovedFromEpisode", "LinkedToIncident", "UnlinkedFromIncident", "LabelRuleExecuted", "OwnerRuleExecuted", "PrivacyRuleExecuted", "OnCallRuleExecuted", "IncidentRuleExecuted", "AutoRemediation", "VideoCallStarted", "VideoCallFailed", "ChannelMemberAdded"]), displayColor: z.object({}), userId: z.string().optional(), postedAt: z.object({}).optional(), savedFromChatMessage: z.object({}).optional()});

export const createApiAlertFeedResponse = z.object({data: alertFeedReadSchema.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
};

/**
 * Create Alert Feed
 * 
 * POST /alert-feed
 */
export const createApiAlertFeed = async (args: CreateApiAlertFeedArgs, options?: CreateApiAlertFeedOptions) => {
const {baseUrl = "https://oneuptime.com/api", fetch: fetchFn = fetch, ApiKey} = options ?? {}

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

if (ApiKey !== undefined) headers.set("APIKey", ApiKey)

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