import {z} from 'zod'

export type PreferenceStatus = 'OPTED_IN' | 'OPTED_OUT' | 'REQUIRED';

export type Rule = {start?: (string | null) | undefined, until: string};

export type ChannelClassification = 'direct_message' | 'email' | 'push' | 'sms' | 'webhook' | 'inbox';

export type ChannelPreference = {channel: ChannelClassification};

export type NotificationPreferenceDetails = {status: PreferenceStatus, rules?: (Array<Rule> | null) | undefined, channel_preferences?: (Array<ChannelPreference> | null) | undefined};

export type NotificationPreferences = {[key: string]: NotificationPreferenceDetails};

export type RecipientPreferences = {categories?: NotificationPreferences | undefined, notifications?: NotificationPreferences | undefined};

export type SubscribeToListsRequestItem = {listId: string, preferences?: RecipientPreferences | undefined};

export type SubscribeToListsRequest = {lists: Array<SubscribeToListsRequestItem>};

export type CreateApiProfilesUserIdListsArgs = {'Idempotency-Key'?: string | undefined, 'x-idempotency-expiration'?: string | undefined, user_id: string, body: SubscribeToListsRequest};

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

export const subscribeToListsResponse = z.object({status: z.literal("SUCCESS")});

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
};

/**
 * Subscribe to one or more lists
 * 
 * POST /profiles/{user_id}/lists
 */
export const createApiProfilesUserIdLists = async (args: CreateApiProfilesUserIdListsArgs, options?: CreateApiProfilesUserIdListsOptions) => {
const {baseUrl = "https://api.courier.com", fetch: fetchFn = fetch, BearerAuth} = options ?? {}

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

if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (args['x-idempotency-expiration'] != null) headers.set("x-idempotency-expiration", String(args['x-idempotency-expiration']))
if (BearerAuth !== undefined) headers.set('authorization', `Bearer ${BearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/profiles/${encodeURIComponent(String(args.user_id))}/lists${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(subscribeToListsResponse, await res.json())
};