Modify example pubsub (#558)

* there can be only one topic registered

Signed-off-by: MregXN <[email protected]>

* modify grpc client

Signed-off-by: MregXN <[email protected]>

* typo

Signed-off-by: MregXN <[email protected]>

* modify README

Signed-off-by: MregXN <[email protected]>

* fix typo

Signed-off-by: MregXN <[email protected]>

* pretty-fix

Signed-off-by: MregXN <[email protected]>

---------

Signed-off-by: MregXN <[email protected]>

Author: MregXN

examples/pubsub/README.md

@@ -41,7 +41,12 @@ By default, the example uses HTTP. To use gRPC instead:
       daprPort: process.env.DAPR_GRPC_PORT,
     },
   });
-  const client = new DaprClient(daprHost, process.env.DAPR_GRPC_PORT, CommunicationProtocolEnum.GRPC);
+
+  const client = new DaprClient({
+    daprHost,
+    daprPort: process.env.DAPR_GRPC_PORT,
+    communicationProtocol: CommunicationProtocolEnum.GRPC,
+  });
   ```
 
 - To run:

examples/pubsub/src/index.ts

@@ -38,15 +38,15 @@ async function start() {
   });
 
   // Publish multiple messages to a topic with default config.
-  await server.pubsub.subscribeBulk("my-pubsub-component", "my-topic", async (data: Record<string, any>) => {
+  await server.pubsub.subscribeBulk("my-pubsub-component", "my-topic-bulk", async (data: Record<string, any>) => {
     // The library parses JSON when possible.
     console.log(`[Dapr-JS][Example] Received on subscription: ${JSON.stringify(data)}`);
   });
 
   // Publish multiple messages to a topic with specific maxMessagesCount and maxAwaitDurationMs.
   await server.pubsub.subscribeBulk(
     "my-pubsub-component",
-    "my-topic",
+    "my-topic-bulk-with-config",
     async (data: Record<string, any>) => {
       // The library parses JSON when possible.
       console.log(`[Dapr-JS][Example] Received on subscription: ${JSON.stringify(data)}`);
@@ -85,12 +85,12 @@ async function start() {
 
   console.log("[Dapr-JS][Example] Bulk publishing multiple plain messages");
   const messages = ["message 1", "message 2", "message 3"];
-  response = await client.pubsub.publishBulk("my-pubsub-component", "my-topic", messages);
+  response = await client.pubsub.publishBulk("my-pubsub-component", "my-topic-bulk", messages);
   console.log(`[Dapr-JS][Example] Bulk publish response: ${JSON.stringify(response)}`);
 
   console.log("[Dapr-JS][Example] Bulk publishing multiple JSON messages");
   const jsonMessages = [{ hello: "message 1" }, { hello: "message 2" }, { hello: "message 3" }];
-  response = await client.pubsub.publishBulk("my-pubsub-component", "my-topic", jsonMessages);
+  response = await client.pubsub.publishBulk("my-pubsub-component", "my-topic-bulk", jsonMessages);
   console.log(`[Dapr-JS][Example] Bulk publish response: ${JSON.stringify(response)}`);
 
   console.log("[Dapr-JS][Example] Bulk publishing with entryID and custom content type");
@@ -111,7 +111,7 @@ async function start() {
       event: "foo message 3",
     },
   ];
-  response = await client.pubsub.publishBulk("my-pubsub-component", "my-topic", bulkPublishMessages);
+  response = await client.pubsub.publishBulk("my-pubsub-component", "my-topic-bulk-with-config", bulkPublishMessages);
   console.log(`[Dapr-JS][Example] Bulk publish response: ${JSON.stringify(response)}`);
 }