/*
 * 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.arch.handlers;

import org.hisp.dhis.android.core.common.HandleAction;
import org.hisp.dhis.android.core.common.IdentifiableObject;
import org.hisp.dhis.android.core.common.IdentifiableObjectStore;
import org.hisp.dhis.android.core.common.ObjectWithDeleteInterface;

import static org.hisp.dhis.android.core.utils.Utils.isDeleted;

public class IdentifiableSyncHandlerImpl<O extends IdentifiableObject & ObjectWithDeleteInterface>
        extends SyncHandlerBaseImpl<O> {

    private final IdentifiableObjectStore<O> store;

    public IdentifiableSyncHandlerImpl(IdentifiableObjectStore<O> store) {
        this.store = store;
    }

    @Override
    protected HandleAction deleteOrPersist(O o) {
        String modelUid = o.uid();
        if (isDeleted(o) && modelUid != null) {
            store.delete(modelUid);
            return HandleAction.Delete;
        } else {
            return store.updateOrInsert(o);
        }
    }
}

@@ -2326,16 +2326,17 @@
      if 
+(
 (isDelet
@@ -2340,16 +2340,41 @@
 leted(o)
+ %7C%7C deleteIfCondition(o))
  && mode
@@ -2413,16 +2413,24 @@
 e.delete
+IfExists
 (modelUi
@@ -2534,16 +2534,16 @@
 ert(o);%0A
-
         
@@ -2549,11 +2549,87 @@
  %7D%0A    %7D
+%0A%0A    protected boolean deleteIfCondition(O o) %7B%0A        return false;%0A    %7D
 %0A%7D%0A

use deleteIfExists instead of delete in IdentifiableSyncHandlerImpl