Skip to content

huangzhicong / SmartCanteen

Go to a project
Commit 41cfa9b9 by pye52
Options

优化扫码流程，保证每次扫码成功都会播报提示音

parent 2f0afa13
Showing with 36 additions and 25 deletions
app/src/main/java/com/bgycc/smartcanteen/activity/MainActivity.java
......@@ -190,6 +190,15 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
qrCodeViewModel.getQRCodeStateEvent().observe(this, event -> {
switch (event.getState()) {
case QRCodeState.INIT_FAILED:
if (debugLayoutIsNotInflate()) return;
message.setVisibility(View.GONE);
sendText.setTextColor(getResources().getColor(R.color.serial_port_error));
sendText.setText(R.string.serial_port_init_failed);
String logMessage = String.format(Locale.getDefault(), getString(R.string.log_dir), LogUtils.getConfig().getDir());
recText.setTextColor(getResources().getColor(R.color.serial_port_error));
recText.setText(logMessage);
break;
case QRCodeState.IDLE:
message.setTextColor(getResources().getColor(R.color.pay_idle));
message.setText(R.string.pay_idle);
......@@ -200,13 +209,17 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
break;
case QRCodeState.SUCCESS:
TTSHelper.speak("beep");
break;
case QRCodeState.FAILED:
TTSHelper.speak("二维码读取失败");
qrCodeViewModel.scan();
break;
case QRCodeState.PAY:
PayData data = event.getData();
if (data != null) {
if (SCWebSocketClient.getInstance().isOpen()) {
payOnlineViewModel.exec(data);
} else {
payOfflineViewModel.exec(data);
}
if (SCWebSocketClient.getInstance().isOpen()) {
payOnlineViewModel.exec(data);
} else {
payOfflineViewModel.exec(data);
}
if (debugLayoutIsNotInflate()) return;
......@@ -221,7 +234,7 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
}
qrCodeText.setText(msg);
break;
case QRCodeState.FAILED:
case QRCodeState.ILLEGAL:
String failedText = event.getMessage();
if (TextUtils.isEmpty(failedText)) {
TTSHelper.speak("无效二维码");
......@@ -230,15 +243,6 @@ public class MainActivity extends AppCompatActivity implements View.OnClickListe
}
qrCodeViewModel.scan();
break;
case QRCodeState.ILLEGAL:
if (debugLayoutIsNotInflate()) return;
message.setVisibility(View.GONE);
sendText.setTextColor(getResources().getColor(R.color.serial_port_error));
sendText.setText(R.string.serial_port_init_failed);
String logMessage = String.format(Locale.getDefault(), getString(R.string.log_dir), LogUtils.getConfig().getDir());
recText.setTextColor(getResources().getColor(R.color.serial_port_error));
recText.setText(logMessage);
break;
}
});
......
app/src/main/java/com/bgycc/smartcanteen/state/QRCodeState.java
......@@ -11,9 +11,11 @@ public class QRCodeState {
public static final int SCANNING = 1;
public static final int SUCCESS = 2;
public static final int FAILED = 3;
public static final int ILLEGAL = 4;
public static final int PAY = 4;
public static final int ILLEGAL = 5;
public static final int INIT_FAILED = -1;
@IntDef(value = {IDLE, SCANNING, SUCCESS, FAILED, ILLEGAL})
@IntDef(value = {IDLE, SCANNING, SUCCESS, FAILED, PAY, ILLEGAL, INIT_FAILED})
public @interface QRCODE_STATE {
}
......
app/src/main/java/com/bgycc/smartcanteen/viewModel/QRCodeViewModel.java
......@@ -34,6 +34,7 @@ import static com.bgycc.smartcanteen.utils.SmartCanteenUtils.TAG;
*/
public class QRCodeViewModel extends ViewModel {
private static final String RESPONSE_ACTION = "action";
private static final long SCAN_DELAY = 100;
private static final long DELAY = 1500;
private PayDataRepository payDataRepository;
......@@ -63,7 +64,7 @@ public class QRCodeViewModel extends ViewModel {
} catch (Exception e) {
LogUtils.e(TAG, "串口初始化失败: " + e.getMessage(), e);
scan = null;
qrCodeState.postValue(new QRCodeState(QRCodeState.ILLEGAL));
qrCodeState.postValue(new QRCodeState(QRCodeState.INIT_FAILED));
}
}
......@@ -83,11 +84,16 @@ public class QRCodeViewModel extends ViewModel {
String scanData;
try {
scanData = scan.scan();
qrCodeState.postValue(new QRCodeState(QRCodeState.SUCCESS));
} catch (Exception e) {
LogUtils.e(TAG, "读取串口数据失败: " + e.getMessage(), e);
qrCodeState.postValue(new QRCodeState(QRCodeState.FAILED));
return;
}
try {
Thread.sleep(SCAN_DELAY);
} catch (InterruptedException ignored) {
}
// 若存在测试数据，则使用测试数据覆盖
if (!TextUtils.isEmpty(SmartCanteenUtils.testQRCode)) {
scanData = SmartCanteenUtils.testQRCode;
......@@ -101,7 +107,7 @@ public class QRCodeViewModel extends ViewModel {
jsonObject = JsonParser.parseString(scanData).getAsJsonObject();
} catch (JsonSyntaxException jse) {
LogUtils.e(TAG, "非法的指令格式: " + scanData);
qrCodeState.postValue(new QRCodeState(QRCodeState.FAILED));
qrCodeState.postValue(new QRCodeState(QRCodeState.ILLEGAL));
return;
}
if (jsonObject.has(RESPONSE_ACTION)) {
......@@ -109,11 +115,10 @@ public class QRCodeViewModel extends ViewModel {
Command command = new Command(scanData, action);
commandRepository.insertCommand(command);
LogUtils.d(TAG, "扫码结果: " + command.toString());
// 任务写入数据库成功后，主动发送一次IDLE，以重置界面提示语
qrCodeState.postValue(new QRCodeState(QRCodeState.SUCCESS, scanData));
qrCodeState.postValue(new QRCodeState(QRCodeState.IDLE));
againDelay();
} else {
qrCodeState.postValue(new QRCodeState(QRCodeState.FAILED));
qrCodeState.postValue(new QRCodeState(QRCodeState.ILLEGAL));
}
return;
}
......@@ -123,7 +128,7 @@ public class QRCodeViewModel extends ViewModel {
PayData existsPay = payDataRepository.queryPayDataByPayCode(scanData);
if (existsPay != null) {
LogUtils.w(TAG, "该订单已存在: " + scanData);
qrCodeState.postValue(new QRCodeState(QRCodeState.FAILED, "请不要重复扫码"));
qrCodeState.postValue(new QRCodeState(QRCodeState.ILLEGAL, "请不要重复扫码"));
return;
}
// 扫描到的二维码保存到数据库
......@@ -132,7 +137,7 @@ public class QRCodeViewModel extends ViewModel {
LogUtils.e(TAG, "数据库插入失败: " + newPay.toString());
}
LogUtils.d(TAG, "扫码结果: " + newPay.toString());
qrCodeState.postValue(new QRCodeState(QRCodeState.SUCCESS, newPay, newPay.getPayCode()));
qrCodeState.postValue(new QRCodeState(QRCodeState.PAY, newPay, newPay.getPayCode()));
};
private void againDelay() {
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or sign in to comment