public void createChannel()

in android/src/main/java/com/aliyun/ams/push/AliyunPushModule.java [448:554]
102 lines of code
26 McCabe index (conditional complexity)

	public void createChannel(ReadableMap params, Promise promise) {
		WritableMap result = new WritableNativeMap();
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {

			String id = params.getString("id");
			String name = params.getString("name");
			int importance = params.getInt("importance");
			String desc = params.getString("desc");
			String groupId = null;
			if (params.hasKey("groupId")) {
				groupId = params.getString("groupId");
			}
			boolean allowBubbles = false;
			if (params.hasKey("allowBubbles")) {
				allowBubbles = params.getBoolean("allowBubbles");
			}
			boolean light = false;
			if (params.hasKey("light")) {
				light = params.getBoolean("light");
			}

			int color = -1;
			if (params.hasKey("lightColor")) {
				color = params.getInt("lightColor");
			}
			boolean showBadge = false;
			if (params.hasKey("showBadge")) {
				showBadge = params.getBoolean("showBadge");
			}
			String soundPath = null;
			if (params.hasKey("soundPath")) {
				soundPath = params.getString("soundPath");
			}

			int soundUsage = AudioAttributes.USAGE_UNKNOWN;
			if (params.hasKey("soundUsage")) {
				soundUsage = params.getInt("soundUsage");
			}
			int soundContentType = AudioAttributes.CONTENT_TYPE_UNKNOWN;
			if (params.hasKey("soundContentType")) {
				soundContentType = params.getInt("soundContentType");
			}
			int soundFlag = AudioAttributes.FLAG_LOW_LATENCY;
			if (params.hasKey("soundFlag")) {
				soundFlag = params.getInt("soundFlag");
			}
			boolean vibration = false;
			if (params.hasKey("vibration")) {
				vibration = params.getBoolean("vibration");
			}
			long[] vibrationPatterns = null;
			if (params.hasKey("vibrationPattern")) {
				ReadableArray readableArray = params.getArray("vibrationPattern");
				if (readableArray != null) {
					vibrationPatterns = new long[readableArray.size()];
					if (readableArray.size() != 0) {
						for (int i = 0; i < readableArray.size(); i++) {
							double pattern = readableArray.getDouble(i);
							vibrationPatterns[i] = Math.round(pattern);
						}
					}
				}
			}

			NotificationManager notificationManager = (NotificationManager) mContext
					.getSystemService(Context.NOTIFICATION_SERVICE);
			NotificationChannel channel = new NotificationChannel(id, name, importance);
			channel.setDescription(desc);
			if (groupId != null) {
				channel.setGroup(groupId);
			}
			if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
				channel.setAllowBubbles(allowBubbles);
			}
			channel.enableLights(light);
			if (color != -1) {
				channel.setLightColor(color);
			}
			channel.setShowBadge(showBadge);
			if (!TextUtils.isEmpty(soundPath)) {
				File file = new File(soundPath);
				if (file.exists() && file.canRead() && file.isFile()) {
					if (soundUsage < 0) {
						channel.setSound(Uri.fromFile(file), null);
					} else {
						AudioAttributes.Builder builder = new AudioAttributes.Builder()
								.setUsage(soundUsage);
						builder.setContentType(soundContentType);
						builder.setFlags(soundFlag);
						channel.setSound(Uri.fromFile(file), builder.build());
					}
				}
			}
			channel.enableVibration(vibration);
			if (vibrationPatterns != null && vibrationPatterns.length > 0) {
				channel.setVibrationPattern(vibrationPatterns);
			}
			notificationManager.createNotificationChannel(channel);
			result.putString(CODE_KEY, CODE_SUCCESS);

		} else {
			result.putString(CODE_KEY, CODE_NOT_SUPPORT);
			result.putString(ERROR_MSG_KEY,
					"Android version is below Android O which is not support create channel");
		}
		promise.resolve(result);
	}