引入蓝牙依赖

2026-06-03 16:25:13 +08:00
parent 5089e760e5
commit 07edcb4664
8 changed files with 190 additions and 23 deletions
--- a/app/src/main/java/com/ckkj/water/utils/manager/WaterDeviceManager.java
+++ b/app/src/main/java/com/ckkj/water/utils/manager/WaterDeviceManager.java
@@ -0,0 +1,92 @@
+package com.ckkj.water.utils.manager;
+
+import android.bluetooth.BluetoothGatt;
+import android.bluetooth.BluetoothGattCharacteristic;
+import android.bluetooth.BluetoothGattService;
+import android.content.Context;
+import android.util.Log;
+
+import androidx.annotation.NonNull;
+
+import java.util.Arrays;
+import java.util.UUID;
+
+import no.nordicsemi.android.ble.BleManager;
+
+/**
+ * @author fengxiaoyang
+ * @date 2026/6/3
+ * @description 蓝牙设备管理
+ */
+public class WaterDeviceManager extends BleManager {
+    private BluetoothGattCharacteristic writeCharacteristic;
+    private BluetoothGattCharacteristic notifyCharacteristic;
+
+    public WaterDeviceManager(@NonNull Context context) {
+        super(context);
+    }
+
+    @NonNull
+    @Override
+    protected BleManagerGattCallback getGattCallback() {
+        return new DeviceGattCallback();
+    }
+
+    private class DeviceGattCallback extends BleManagerGattCallback {
+
+        @Override
+        protected void initialize() {
+
+            setNotificationCallback(notifyCharacteristic)
+                    .with((device, data) -> {
+
+                        byte[] bytes = data.getValue();
+
+                        Log.e("TEST", "收到数据: "
+                                + Arrays.toString(bytes));
+                    });
+
+            enableNotifications(notifyCharacteristic)
+                    .enqueue();
+        }
+
+        @Override
+        public boolean isRequiredServiceSupported(@NonNull BluetoothGatt gatt) {
+
+            BluetoothGattService service =
+                    gatt.getService(UUID.fromString(
+                            "0000ffff-0000-1000-8000-00805f9b34fb"));
+
+            if (service == null) {
+                return false;
+            }
+
+            writeCharacteristic =
+                    service.getCharacteristic(UUID.fromString(
+                            "0000ff01-0000-1000-8000-00805f9b34fb"));
+
+            notifyCharacteristic =
+                    service.getCharacteristic(UUID.fromString(
+                            "0000ff02-0000-1000-8000-00805f9b34fb"));
+
+            return writeCharacteristic != null
+                    && notifyCharacteristic != null;
+        }
+
+        @Override
+        protected void onServicesInvalidated() {
+            writeCharacteristic = null;
+            notifyCharacteristic = null;
+        }
+    }
+
+    public void send(byte[] data) {
+
+        if (writeCharacteristic == null) {
+            return;
+        }
+
+        writeCharacteristic(writeCharacteristic, data)
+                .enqueue();
+    }
+}