Revize 74a73b3b

re #7887 Deleting configurations and assemblies, Minor restructuralization.

src/main/java/vldc/aswi/service/parameter/ParameterInConfigurationManagerImpl.java

@@ -7 +7 @@
 import org.springframework.core.annotation.Order;
 import org.springframework.stereotype.Service;
 import vldc.aswi.dao.parameter.ParameterInConfigurationRepository;
+import vldc.aswi.domain.Function;
 import vldc.aswi.domain.parameter.ParameterInConfiguration;
 
 import javax.transaction.Transactional;
+import java.util.ArrayList;
 import java.util.LinkedList;
 import java.util.List;
 
@@ -50 +52 @@
         this.parameterInConfigurationRepository.findAll().forEach(retVal::add);
         return retVal;
     }
+
+    /**
+     * Delete all parameters in configuration by configuration id.
+     * @param configurationID - ID of configuration.
+     * @return List of deleted parameters in configuration.
+     */
+    public boolean deleteParametersInConfiguration(Long configurationID) {
+        try {
+            List<ParameterInConfiguration> parameterInConfigurations = this.parameterInConfigurationRepository.getAllByConfigurationId(configurationID);
+            for (ParameterInConfiguration parameterInConfiguration : parameterInConfigurations) {
+
+                // Delete all functions used in current parameter in table 'Parametr_Konfigurace_ma_Funkce'.
+                List<Function> functionList = new ArrayList<>(parameterInConfiguration.getFunctions());
+                for (Function function : functionList) {
+                    parameterInConfiguration.removeFunction(function);
+                }
+            }
+
+            // Delete all parameters in configuration.
+            this.parameterInConfigurationRepository.deleteAll(parameterInConfigurations);
+            return true;
+        } catch (Exception e) {
+            return  false;
+        }
+    }
 }