✨Feat: 实现事件订阅

lark/src/main/java/cn/hezhaohui/lark/Application.java

@@ -4,9 +4,12 @@ import cn.hezhaohui.lark.util.LarkUtil;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 
+import static cn.hezhaohui.lark.handler.EventListener.larkClientStart;
+
 @SpringBootApplication
 public class Application {
     public static void main(String[] args) throws Exception {
         SpringApplication.run(Application.class, args);
+        larkClientStart();
     }
 }

lark/src/main/java/cn/hezhaohui/lark/handler/EventListener.java

@@ -0,0 +1,38 @@
+package cn.hezhaohui.lark.handler;
+
+import cn.hezhaohui.lark.constant.AppConstant;
+import com.lark.oapi.core.request.EventReq;
+import com.lark.oapi.core.utils.Jsons;
+import com.lark.oapi.event.CustomEventHandler;
+import com.lark.oapi.event.EventDispatcher;
+import com.lark.oapi.service.im.ImService;
+import com.lark.oapi.service.im.v1.model.P2MessageReceiveV1;
+import com.lark.oapi.ws.Client;
+import java.nio.charset.StandardCharsets;
+
+public class EventListener {
+
+    // onP2MessageReceiveV1 为接收消息 v2.0；onCustomizedEvent 内的 message 为接收消息 v1.0。
+    private static final EventDispatcher EVENT_HANDLER = EventDispatcher.newBuilder("", "")
+            .onP2MessageReceiveV1(new ImService.P2MessageReceiveV1Handler() {
+                @Override
+                public void handle(P2MessageReceiveV1 event) throws Exception {
+                    System.out.printf("[ onP2MessageReceiveV1 access ], data: %s\n", Jsons.DEFAULT.toJson(event.getEvent()));
+                }
+            })
+            .onCustomizedEvent("这里填入你要自定义订阅的 event 的 key，例如 out_approval", new CustomEventHandler() {
+                @Override
+                public void handle(EventReq event) throws Exception {
+                    System.out.printf("[ onCustomizedEvent access ], type: message, data: %s\n", new String(event.getBody(), StandardCharsets.UTF_8));
+                }
+            })
+            .build();
+
+    public static void larkClientStart() {
+        Client cli = new Client.Builder(AppConstant.APP_ID, AppConstant.APP_SECRET)
+                .eventHandler(EVENT_HANDLER)
+                .build();
+        cli.start();
+    }
+
+}