Add transaction to Go-Echarger (#13105)

Signed-off-by: Sascha Kloß <sascha.kloss@gmx.de>

bundles/org.openhab.binding.goecharger/README.md

@@ -44,6 +44,7 @@ Currently available channels are
 | sessionChargeEnergyLimit | Number:Energy            | Wallbox stops charging after defined value, disable with 0    | 1 (r/w), 2 (r/w)  |
 | sessionChargedEnergy     | Number:Energy            | Amount of energy that has been charged in this session        | 1 (r), 2 (r)      |
 | totalChargedEnergy       | Number:Energy            | Amount of energy that has been charged since installation     | 1 (r), 2 (r)      |
+| transaction              | Number                   | 0 if no card, otherwise card ID                               | 2 (r/w)           |
 | allowCharging            | Switch                   | If `ON` charging is allowed                                   | 1 (r/w), 2 (r)    |
 | cableCurrent             | Number:ElectricCurrent   | Specifies the max current that can be charged with that cable | 1 (r), 2 (r)      |
 | temperature              | Number:Temperature       | Temperature of the curciuit board of the Go-eCharger          | 1 (r), 2 (r)      |

bundles/org.openhab.binding.goecharger/src/main/java/org/openhab/binding/goecharger/internal/GoEChargerBindingConstants.java

@@ -45,6 +45,7 @@ public class GoEChargerBindingConstants {
     public static final String POWER_L2 = "powerL2";
     public static final String POWER_L3 = "powerL3";
     public static final String POWER_ALL = "powerAll";
+    public static final String TRANSACTION = "transaction";
     public static final String ALLOW_CHARGING = "allowCharging";
     public static final String CABLE_ENCODING = "cableCurrent";
     public static final String PHASES = "phases";

bundles/org.openhab.binding.goecharger/src/main/java/org/openhab/binding/goecharger/internal/api/GoEStatusResponseV2DTO.java

@@ -27,6 +27,9 @@ public class GoEStatusResponseV2DTO extends GoEStatusResponseBaseDTO {
     @SerializedName("psm")
     public Integer phases;
 
+    @SerializedName("trx")
+    public Integer transaction;
+
     @SerializedName("alw")
     public Boolean allowCharging;
 

bundles/org.openhab.binding.goecharger/src/main/java/org/openhab/binding/goecharger/internal/handler/GoEChargerV2Handler.java

@@ -136,6 +136,11 @@ public class GoEChargerV2Handler extends GoEChargerBaseHandler {
                     default:
                 }
                 return new StringType(error);
+            case TRANSACTION:
+                if (goeResponse.transaction == null) {
+                    return UnDefType.UNDEF;
+                }
+                return new DecimalType(goeResponse.transaction);
             case ALLOW_CHARGING:
                 return goeResponse.allowCharging == true ? OnOffType.ON : OnOffType.OFF;
             case TEMPERATURE_TYPE2_PORT:
@@ -269,6 +274,11 @@ public class GoEChargerV2Handler extends GoEChargerBaseHandler {
                 if (command instanceof DecimalType) {
                     value = String.valueOf(((DecimalType) command).intValue());
                 }
+            case TRANSACTION:
+                key = "trx";
+                if (command instanceof DecimalType) {
+                    value = String.valueOf(((DecimalType) command).intValue());
+                }
         }
 
         if (key != null && value != null) {

bundles/org.openhab.binding.goecharger/src/main/resources/OH-INF/i18n/goecharger.properties

@@ -19,6 +19,8 @@ thing-type.config.goecharger.goe.refreshInterval.description = Refresh interval
 
 # channel types
 
+channel-type.goecharger.trx.label = Transaction
+channel-type.goecharger.trx.description = 0 for no card, otherwise card ID
 channel-type.goecharger.alw.label = Allow Charging
 channel-type.goecharger.alw.description = If true charging is allowed
 channel-type.goecharger.ast.label = Access Configuration

bundles/org.openhab.binding.goecharger/src/main/resources/OH-INF/thing/thing-types.xml

@@ -23,6 +23,7 @@
 			<channel id="powerL2" typeId="pl2"/>
 			<channel id="powerL3" typeId="pl3"/>
 			<channel id="powerAll" typeId="pAll"/>
+			<channel id="transaction" typeId="trx"/>
 			<channel id="allowCharging" typeId="alw"/>
 			<channel id="cableCurrent" typeId="cbl"/>
 			<channel id="firmware" typeId="fmw"/>
@@ -195,6 +196,12 @@
 		<description>Amount of energy that has been charged since installation</description>
 		<state pattern="%.1f %unit%" readOnly="true"/>
 	</channel-type>
+	<channel-type id="trx">
+		<item-type>Number</item-type>
+		<label>Transaction</label>
+		<description>0 for no card, otherwise card ID</description>
+		<state readOnly="false"/>
+	</channel-type>
 	<channel-type id="alw">
 		<item-type>Switch</item-type>
 		<label>Allow Charging</label>