add i18n support for CoopShareTx (#168)

Co-authored-by: Michael Hoennig <michael@hoennig.de>
Reviewed-on: https://dev.hostsharing.net/hostsharing/hs.hsadmin.ng/pulls/168
Reviewed-by: Timotheus Pokorra <timotheus.pokorra@hostsharing.net>

src/main/java/net/hostsharing/hsadminng/hs/office/coopassets/HsCoopAssetTranslations.java

@@ -1,4 +1,4 @@
-package net.hostsharing.hsadminng.hs.hosting.asset;
+package net.hostsharing.hsadminng.hs.office.coopassets;
 
 import net.hostsharing.hsadminng.config.MessageTranslator;
 import net.hostsharing.hsadminng.config.RetroactiveTranslator;
@@ -8,7 +8,7 @@ import org.springframework.stereotype.Service;
 
 // HOWTO translate messages which got created without i18n support, in this case in a PostgreSQL constraint trigger
 @Service
-public class HsHostingAssetTranslations implements RetroactiveTranslator {
+public class HsCoopAssetTranslations implements RetroactiveTranslator {
 
     public static final String ERROR_400_PREFIX = "ERROR: [400] ";
 

src/main/java/net/hostsharing/hsadminng/hs/office/coopshares/HsCoopShareTranslations.java

@@ -0,0 +1,26 @@
+package net.hostsharing.hsadminng.hs.office.coopshares;
+
+import net.hostsharing.hsadminng.config.MessageTranslator;
+import net.hostsharing.hsadminng.config.RetroactiveTranslator;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+// HOWTO translate messages which got created without i18n support, in this case in a PostgreSQL constraint trigger
+@Service
+public class HsCoopShareTranslations implements RetroactiveTranslator {
+
+    public static final String ERROR_400_PREFIX = "ERROR: [400] ";
+
+    @Autowired
+    private MessageTranslator messageTranslator;
+
+    @Override
+    public boolean canTranslate(final String message) {
+        return message.equals("ERROR: [400] coop shares transaction would result in a negative number of shares");
+    }
+
+    @Override
+    public String translate(final String message) {
+        return ERROR_400_PREFIX + messageTranslator.translate(message.substring(ERROR_400_PREFIX.length()));
+    }
+}

src/main/java/net/hostsharing/hsadminng/hs/office/coopshares/HsOfficeCoopSharesTransactionController.java

@@ -2,6 +2,7 @@ package net.hostsharing.hsadminng.hs.office.coopshares;
 
 import io.micrometer.core.annotation.Timed;
 import io.swagger.v3.oas.annotations.security.SecurityRequirement;
+import net.hostsharing.hsadminng.config.MessageTranslator;
 import net.hostsharing.hsadminng.context.Context;
 import net.hostsharing.hsadminng.errors.MultiValidationException;
 import net.hostsharing.hsadminng.hs.office.generated.api.v1.api.HsOfficeCoopSharesApi;
@@ -37,6 +38,9 @@ public class HsOfficeCoopSharesTransactionController implements HsOfficeCoopShar
     @Autowired
     private StrictMapper mapper;
 
+    @Autowired
+    private MessageTranslator messageTranslator;
+
     @Autowired
     private HsOfficeCoopSharesTransactionRepository coopSharesTransactionRepo;
 
@@ -118,32 +122,31 @@ public class HsOfficeCoopSharesTransactionController implements HsOfficeCoopShar
         MultiValidationException.throwIfNotEmpty(violations);
     }
 
-    private static void validateSubscriptionTransaction(
+    private void validateSubscriptionTransaction(
             final HsOfficeCoopSharesTransactionInsertResource requestBody,
             final ArrayList<String> violations) {
         if (requestBody.getTransactionType() == SUBSCRIPTION
                 && requestBody.getShareCount() < 0) {
-            violations.add("for %s, shareCount must be positive but is \"%d\"".formatted(
+            violations.add(messageTranslator.translate("for transactionType={0}, shareCount must be positive but is {1}",
                     requestBody.getTransactionType(), requestBody.getShareCount()));
         }
     }
 
-    private static void validateCancellationTransaction(
+    private void validateCancellationTransaction(
             final HsOfficeCoopSharesTransactionInsertResource requestBody,
             final ArrayList<String> violations) {
         if (requestBody.getTransactionType() == CANCELLATION
                 && requestBody.getShareCount() > 0) {
-            violations.add("for %s, shareCount must be negative but is \"%d\"".formatted(
+            violations.add(messageTranslator.translate("for transactionType={0}, shareCount must be negative but is {1}",
                     requestBody.getTransactionType(), requestBody.getShareCount()));
         }
     }
 
-    private static void validateshareCount(
+    private void validateshareCount(
             final HsOfficeCoopSharesTransactionInsertResource requestBody,
             final ArrayList<String> violations) {
         if (requestBody.getShareCount() == 0) {
-            violations.add("shareCount must not be 0 but is \"%d\"".formatted(
-                    requestBody.getShareCount()));
+            violations.add(messageTranslator.translate("shareCount must not be 0"));
         }
     }