@aws-lambda-powertools/parser/lib/esm/schemas/appsync-events.js

The parser package for the Powertools for AWS Lambda (TypeScript) library.

import { z } from 'zod';
import { AppSyncCognitoIdentity, AppSyncIamIdentity, AppSyncOidcIdentity, } from './appsync-shared.js';
/**
 * A zod schema for the AppSync Events `identity` object when using an AWS Lambda Authorizer.
 */
const AppSyncLambdaAuthIdentity = z.object({
    handlerContext: z.record(z.string(), z.unknown()),
});
/**
 * A zod schema for AppSync Events request object.
 *
 * This schema is used when extending subscribe and publish events.
 */
const AppSyncEventsRequestSchema = z.object({
    headers: z.record(z.string(), z.string()).optional(),
    domainName: z.string().nullable(),
});
/**
 * A zod schema for AppSync Events info object.
 *
 * This schema is used when extending subscribe and publish events.
 */
const AppSyncEventsInfoSchema = z.object({
    channel: z.object({
        path: z.string(),
        segments: z.array(z.string()),
    }),
    channelNamespace: z.object({
        name: z.string(),
    }),
    operation: z.union([z.literal('PUBLISH'), z.literal('SUBSCRIBE')]),
});
/**
 * A zod schema for AppSync Events base events.
 *
 * This schema is used as a base for both publish and subscribe events.
 */
const AppSyncEventsBaseSchema = z.object({
    identity: z.union([
        z.null(),
        AppSyncCognitoIdentity,
        AppSyncIamIdentity,
        AppSyncLambdaAuthIdentity,
        AppSyncOidcIdentity,
    ]),
    result: z.null(),
    request: AppSyncEventsRequestSchema,
    info: AppSyncEventsInfoSchema,
    error: z.null(),
    prev: z.null(),
    stash: z.object({}),
    outErrors: z.array(z.unknown()),
    events: z.null(),
});
/**
 * A zod schema for AppSync Events publish events.
 *
 * @example
 * ```json
 * {
 *   "identity": null,
 *   "result": null,
 *   "request": {
 *     "headers": {
 *       "header1": "value1",
 *     },
 *     "domainName": "example.com"
 *   },
 *   "info": {
 *     "channel": {
 *       "path": "/default/foo",
 *       "segments": ["default", "foo"]
 *     },
 *     "channelNamespace": {
 *       "name": "default"
 *     },
 *     "operation": "PUBLISH"
 *   },
 *   "error": null,
 *   "prev": null,
 *   "stash": {},
 *   "outErrors": [],
 *   "events": [
 *     {
 *       "payload": {
 *         "key": "value"
 *       },
 *       "id": "12345"
 *     },
 *     {
 *       "payload": {
 *         "key2": "value2"
 *       },
 *       "id": "67890"
 *     }
 *   ]
 * }
 * ```
 *
 * @see {@link AppSyncEventsPublishEvent | `AppSyncEventsPublishEvent`}
 */
const AppSyncEventsPublishSchema = AppSyncEventsBaseSchema.extend({
    info: AppSyncEventsInfoSchema.extend({
        operation: z.literal('PUBLISH'),
    }),
    events: z
        .array(z.object({
        payload: z.record(z.string(), z.unknown()),
        id: z.string(),
    }))
        .min(1),
});
/**
 * A zod schema for AppSync Events subscribe events.
 *
 * @example
 * ```json
 * {
 *   "identity": null,
 *   "result": null,
 *   "request": {
 *     "headers": {
 *       "header1": "value1",
 *     },
 *     "domainName": "example.com"
 *   },
 *   "info": {
 *     "channel": {
 *       "path": "/default/foo",
 *       "segments": ["default", "foo"]
 *     },
 *     "channelNamespace": {
 *       "name": "default"
 *     },
 *     "operation": "SUBSCRIBE"
 *   },
 *   "error": null,
 *   "prev": null,
 *   "stash": {},
 *   "outErrors": [],
 *   "events": null,
 * }
 * ```
 *
 * @see {@link AppSyncEventsSubscribeEvent | `AppSyncEventsSubscribeEvent`}
 */
const AppSyncEventsSubscribeSchema = AppSyncEventsBaseSchema.extend({
    info: AppSyncEventsInfoSchema.extend({
        operation: z.literal('SUBSCRIBE'),
    }),
    events: z.null(),
});
export { AppSyncEventsBaseSchema, AppSyncCognitoIdentity, AppSyncIamIdentity, AppSyncLambdaAuthIdentity, AppSyncOidcIdentity, AppSyncEventsRequestSchema, AppSyncEventsInfoSchema, AppSyncEventsPublishSchema, AppSyncEventsSubscribeSchema, };