Rename src to source

source/ws/types.ts

@@ -0,0 +1,40 @@
+import { z } from 'zod';
+
+/** A normal, correlated reply to a WebSocket request. */
+export const WsSuccessResponseSchema = z.object({
+  id: z.string().optional(),
+  type: z.literal('response'),
+  statusCode: z.number(),
+  body: z.unknown(),
+});
+export type WsSuccessResponse = z.infer<typeof WsSuccessResponseSchema>;
+
+/** A public error returned by the server for one request. */
+export const WsErrorResponseSchema = z.object({
+  id: z.string().optional(),
+  type: z.literal('error'),
+  statusCode: z.number(),
+  error: z.string(),
+  details: z.unknown().optional(),
+});
+export type WsErrorResponse = z.infer<typeof WsErrorResponseSchema>;
+
+export const WsResponseSchema = z.discriminatedUnion('type', [WsSuccessResponseSchema, WsErrorResponseSchema]);
+export type WsResponse = z.infer<typeof WsResponseSchema>;
+
+/**
+ * A server-pushed application event.
+ *
+ * Sync resource changes currently use the type `instance-changed`, but the
+ * client deliberately leaves `type` open so this demo does not need updating
+ * whenever the server adds another event.
+ */
+export const WsEventSchema = z.object({
+  id: z.string().optional(),
+  type: z.string(),
+  data: z.unknown(),
+});
+export type WsEvent = z.infer<typeof WsEventSchema>;
+
+export const WsMessageSchema = z.union([WsResponseSchema, WsEventSchema]);
+export type WsMessage = z.infer<typeof WsMessageSchema>;