/*
 * Copyright (c) 2017, University of Oslo
 *
 * All rights reserved.
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package org.hisp.dhis.android.core.relationship;

import org.hisp.dhis.android.core.data.api.Fields;
import org.hisp.dhis.android.core.data.api.NestedField;

final class RelationshipItemFields {
    private static final String TRACKED_ENTITY_INSTANCE = "trackedEntityInstance";
    private static final String ENROLLMENT = "enrollment";
    private static final String EVENT = "event";

    private static final NestedField<RelationshipItem, RelationshipItemTrackedEntityInstance> trackedEntityInstance =
            NestedField.create(TRACKED_ENTITY_INSTANCE);
    private static final NestedField<RelationshipItem, RelationshipItemEnrollment> enrollment
            = NestedField.create(ENROLLMENT);
    private static final NestedField<RelationshipItem, RelationshipItemEvent> event = NestedField.create(EVENT);

    public static final Fields<RelationshipItem> allFields = Fields.<RelationshipItem>builder().fields(
            trackedEntityInstance.with(RelationshipItemTrackedEntityInstanceFields.trackedEntityInstance),
            enrollment.with(RelationshipItemEnrollmentFields.enrollment),
            event.with(RelationshipItemEventFields.event)
    ).build();

    private RelationshipItemFields() {
    }
}

@@ -1634,23 +1634,32 @@
 ore.
-data.api
+arch.fields
 .Fields
+Helper
 ;%0Aim
@@ -1699,27 +1699,22 @@
 ata.api.
-Nested
 Field
+s
 ;%0A%0Afinal
@@ -1966,169 +1966,77 @@
 nal 
-NestedField%3CRelationshipItem, RelationshipItemTrackedEntityInstance%3E trackedEntityInstance =%0A            NestedField.create(TRACKED_ENTITY_INSTANCE
+FieldsHelper%3CRelationshipItem%3E fh = new FieldsHelper%3C%3E(
 );%0A
+%0A
     p
-rivate
+ublic
  sta
@@ -2041,35 +2041,30 @@
 tatic final 
-Nested
 Field
+s
 %3CRelationshi
@@ -2072,346 +2072,205 @@
 Item
-, RelationshipItemEnrollment%3E enrollment%0A            = NestedField.create(ENROLLMENT);%0A    private static final NestedField%3CRelationshipItem, RelationshipItemEvent%3E event = NestedField.create(EVENT);%0A%0A    public static final Fields%3CRelationshipItem%3E allFields = Fields.%3CRelationshipItem%3Ebuilder().fields(%0A            trackedEntityInstance
+%3E allFields = Fields.%3CRelationshipItem%3Ebuilder()%0A            .fields(%0A                    fh.%3CRelationshipItemTrackedEntityInstance%3EnestedField(TRACKED_ENTITY_INSTANCE)%0A                            
 .wit
@@ -2351,26 +2351,70 @@
         
-enrollment
+fh.%3CRelationshipItemEnrollment%3EnestedField(ENROLLMENT)
 .with(Re
@@ -2469,21 +2469,60 @@
         
-event
+fh.%3CRelationshipItemEvent%3EnestedField(EVENT)
 .with(Re
@@ -2616,9 +2616,8 @@
 %0A    %7D%0A%7D
-%0A

Unify RelationshipItemFields