org.joinedworkz.common.strategies.DtoFieldNameStrategy.xtend Maven / Gradle / Ivy

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DSL based modeling framework - facilities common base
There is a newer version: 1.3.46
package org.joinedworkz.common.strategies

import org.joinedworkz.common.helper.NameHelper
import org.joinedworkz.core.facility.AbstractStrategy
import org.joinedworkz.core.model.CmnField
import org.joinedworkz.core.model.CmnObject
import javax.inject.Singleton
import org.joinedworkz.common.helper.CmnModelHelper
import javax.inject.Inject
import org.joinedworkz.common.helper.Inflector

@Singleton
class DtoFieldNameStrategy extends AbstractStrategy {
    
    @Inject
    extension NameHelper
    
    @Inject
    extension CmnModelHelper
    
    @Inject
    Inflector inflector
    
    override String apply(CmnObject obj) {
        if (obj instanceof CmnField) {
            return obj.dtoFieldName
        }
    }
    
    protected def String dtoFieldName(CmnField field) {
		val fieldName = field.javaName
		if (field.isReferenceField) {
		    
            /* use reference name in case it is defined */
            val explicitReferenceName = field.determineExplicitReferenceName
            if (explicitReferenceName !== null) {
                return explicitReferenceName
            }
		    
			/* custom name of a field overrides the standard reference field naming */
			if (field.sourceField !== null) {
    		    if (field.isRelation !== null && field.isRelation.booleanValue) {
    		        /* in case of a relation is the sourceField the opposite Field */
    		        return dtoReferenceFieldName(fieldName, field)
    		        
    		    } else {
    				val sourceFieldJavaName = field.sourceFieldJavaNameRecursive
    				if (fieldName != sourceFieldJavaName) {
    					return fieldName
    				}
    		    }
			}
			return dtoReferenceFieldName(fieldName, field)
		} else {
			return fieldName
		}
	}
	
	protected def determineExplicitReferenceName(CmnField field) {
	    val referenceName = field.getString("referenceName")
	    if (referenceName !== null) {
	        return referenceName
	    }
	    if (field.sourceField !== null) {
            val sourceFieldContainer = field.sourceField.container
            val defaultReferenceName = sourceFieldContainer.getString("defaultReferenceName")
            if (defaultReferenceName !== null) {
                return defaultReferenceName
            }
	    } else {
	        val referenceNameOfReferencedType = field.type.getString("defaultReferenceName")
            if (referenceNameOfReferencedType !== null) {
                return referenceNameOfReferencedType
            }
	    }
	}
	
	protected def dtoReferenceFieldName(String fieldName, CmnField field) {
		val keyName = field.type.keyJavaName
		val isCollection = field.collection
		if (isCollection) {
			val singularFieldName = inflector.singularize(fieldName)
			val pluralKeyName = keyName !== null ? inflector.pluralize(keyName) : null
			return composeNameParts(singularFieldName, pluralKeyName, isCollection)
		} else {
			return composeNameParts(fieldName, keyName, isCollection)
		}
	}
	
	protected def composeNameParts(String fieldName, String keyName, boolean isCollection) {
		return fieldName + keyName?.toFirstUpper
	}
}