/*
 * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     Oracle - initial API and implementation from Oracle TopLink
package org.eclipse.persistence.testing.oxm.mappings.onetomany.keyontarget.eis.nestedownedtoexternalroot;

import org.eclipse.persistence.descriptors.ClassDescriptor;
import org.eclipse.persistence.eis.EISDescriptor;
import org.eclipse.persistence.eis.EISLogin;
import org.eclipse.persistence.eis.interactions.XQueryInteraction;
import org.eclipse.persistence.eis.adapters.xmlfile.XMLFilePlatform;
import org.eclipse.persistence.eis.adapters.xmlfile.XMLFileEISConnectionSpec;

import org.eclipse.persistence.eis.mappings.EISCompositeCollectionMapping;
import org.eclipse.persistence.eis.mappings.EISDirectMapping;
import org.eclipse.persistence.eis.mappings.EISOneToManyMapping;
import org.eclipse.persistence.eis.mappings.EISOneToOneMapping;

import org.eclipse.persistence.testing.oxm.mappings.onetomany.keyontarget.eis.nestedownedtoexternalroot.Company;
import org.eclipse.persistence.testing.oxm.mappings.onetomany.keyontarget.eis.nestedownedtoexternalroot.Department;
import org.eclipse.persistence.testing.oxm.mappings.onetomany.keyontarget.Employee;
import org.eclipse.persistence.testing.oxm.mappings.onetomany.keyontarget.Project;

public class NestedOwnedToExternalRootProject extends org.eclipse.persistence.sessions.Project {

  public NestedOwnedToExternalRootProject() {

    addDescriptor(getCompanyDescriptor());
    addDescriptor(getDepartmentDescriptor());
    addDescriptor(getEmployeeDescriptor());
    addDescriptor(getProjectDescriptor());

    EISLogin login = new EISLogin(new XMLFilePlatform());
    login.setConnectionSpec(new XMLFileEISConnectionSpec());
    login.setProperty("directory", "./org/eclipse/persistence/testing/oxm/mappings/onetomany/keyontarget/eis/nestedownedtoexternalroot/");
    setLogin(login);
  }

  private EISDescriptor getCompanyDescriptor() {
    EISDescriptor descriptor = new EISDescriptor();
    descriptor.setJavaClass(Company.class);
    descriptor.setDataTypeName("company");
    descriptor.setPrimaryKeyFieldName("name/text()");

    EISDirectMapping nameMapping = new EISDirectMapping();
    nameMapping.setAttributeName("name");
    nameMapping.setXPath("name/text()");
    descriptor.addMapping(nameMapping);

    EISCompositeCollectionMapping departmentsMapping = new EISCompositeCollectionMapping();
    departmentsMapping.setAttributeName("departments");
    departmentsMapping.useCollectionClass(java.util.Vector.class);
    departmentsMapping.setReferenceClass(Department.class);
    departmentsMapping.setXPath("department");
    descriptor.addMapping(departmentsMapping);

    // Insert
    XQueryInteraction insertCall = new XQueryInteraction();
    insertCall.setFunctionName("insert");
    insertCall.setProperty("fileName", "company.xml");
    insertCall.setXQueryString("company");
    descriptor.getQueryManager().setInsertCall(insertCall);

    // Read object
    XQueryInteraction readObjectCall = new XQueryInteraction();
    readObjectCall.setFunctionName("read");
    readObjectCall.setProperty("fileName", "company.xml");
    readObjectCall.setXQueryString("company[name/text()='#name/text()']");
    readObjectCall.setOutputResultPath("result");
    descriptor.getQueryManager().setReadObjectCall(readObjectCall);

    // Read all
    XQueryInteraction readAllCall = new XQueryInteraction();
    readAllCall.setFunctionName("read-all");
    readAllCall.setProperty("fileName", "company.xml");
    readAllCall.setXQueryString("company");
    readAllCall.setOutputResultPath("result");
    descriptor.getQueryManager().setReadAllCall(readAllCall);

      // Delete
    XQueryInteraction deleteCall = new XQueryInteraction();
    deleteCall.setFunctionName("delete");
    deleteCall.setProperty("fileName", "company.xml");
    deleteCall.setXQueryString("company[name/text()='#name/text()']");
    descriptor.getQueryManager().setDeleteCall(deleteCall);

      //Update
    XQueryInteraction updateCall = new XQueryInteraction();
    updateCall.setFunctionName("update");
    updateCall.setProperty("fileName", "company.xml");
    updateCall.setXQueryString("company[name/text()='#name/text()']");
    descriptor.getQueryManager().setUpdateCall(updateCall);

    return descriptor;
  }

  private EISDescriptor getDepartmentDescriptor() {
    EISDescriptor descriptor = new EISDescriptor();
    descriptor.setJavaClass(Department.class);
   descriptor.setDataTypeName("department");
    descriptor.descriptorIsAggregate();

    EISDirectMapping nameMapping = new EISDirectMapping();
    nameMapping.setAttributeName("deptName");
    nameMapping.setXPath("name/text()");
    descriptor.addMapping(nameMapping);

    EISCompositeCollectionMapping employeesMapping = new EISCompositeCollectionMapping();
    employeesMapping.setAttributeName("employees");
    employeesMapping.useCollectionClass(java.util.Vector.class);
    employeesMapping.setReferenceClass(Employee.class);
    employeesMapping.setXPath("employee");
    descriptor.addMapping(employeesMapping);

    return descriptor;
  }


  private EISDescriptor getEmployeeDescriptor() {
    EISDescriptor descriptor = new EISDescriptor();
    descriptor.setJavaClass(Employee.class);
    descriptor.setDataTypeName("employee");
    descriptor.descriptorIsAggregate();

    EISDirectMapping firstNameMapping = new EISDirectMapping();
    firstNameMapping.setAttributeName("firstName");
    firstNameMapping.setXPath("first-name/text()");
    descriptor.addMapping(firstNameMapping);

    EISOneToManyMapping projectMapping = new EISOneToManyMapping();
    projectMapping.setReferenceClass(Project.class);
    projectMapping.setAttributeName("projects");
    projectMapping.dontUseIndirection();
    XQueryInteraction projectInteraction = new XQueryInteraction();
        projectInteraction.setFunctionName("read-projects");
        projectInteraction.setProperty("fileName", "project.xml");
        projectInteraction.setXQueryString("project[leader/text()='#first-name/text()']");
        projectInteraction.setOutputResultPath("result");
        projectMapping.setSelectionCall(projectInteraction);

    descriptor.addMapping(projectMapping);

    return descriptor;
  }

  private ClassDescriptor getProjectDescriptor() {
    EISDescriptor descriptor = new EISDescriptor();
    descriptor.setJavaClass(Project.class);
    descriptor.setDataTypeName("project");
    descriptor.setPrimaryKeyFieldName("@id");

    EISDirectMapping nameMapping = new EISDirectMapping();
    nameMapping.setAttributeName("name");
    nameMapping.setXPath("name/text()");
    descriptor.addMapping(nameMapping);

    EISDirectMapping idMapping = new EISDirectMapping();
    idMapping.setAttributeName("id");
    idMapping.setXPath("@id");
    descriptor.addMapping(idMapping);

 /*    can't have backpointer since leader is composite

        EISOneToOneMapping leaderMapping = new EISOneToOneMapping();
    leaderMapping.setReferenceClass(Employee.class);
    leaderMapping.setAttributeName("leader");
    leaderMapping.dontUseIndirection();

    XQueryInteraction leaderInteraction = new XQueryInteraction();
        leaderInteraction.setFunctionName("read-leader");
        leaderInteraction.setProperty("fileName", "employee.xml");
        leaderInteraction.setXQueryString("employee[first-name='#leader']");
        leaderInteraction.setOutputResultPath("result");
        leaderMapping.setSelectionCall(leaderInteraction);
        leaderMapping.addForeignKeyFieldName("leader","first-name");

    descriptor.addMapping(leaderMapping);
        */
           // Insert
    XQueryInteraction insertCall = new XQueryInteraction();
    insertCall.setXQueryString("project");
    insertCall.setFunctionName("insert");
    insertCall.setProperty("fileName", "project.xml");
    descriptor.getQueryManager().setInsertCall(insertCall);

    // Read object
    XQueryInteraction readObjectCall = new XQueryInteraction();
    readObjectCall.setFunctionName("read");
    readObjectCall.setProperty("fileName", "project.xml");
    readObjectCall.setXQueryString("project[@id='#@id']");
    readObjectCall.setOutputResultPath("result");
    descriptor.getQueryManager().setReadObjectCall(readObjectCall);

    // Read all
    XQueryInteraction readAllCall = new XQueryInteraction();
    readAllCall.setFunctionName("read-all");
    readAllCall.setProperty("fileName", "project.xml");
    readAllCall.setXQueryString("project");
    readAllCall.setOutputResultPath("result");
    descriptor.getQueryManager().setReadAllCall(readAllCall);


    // Delete
    XQueryInteraction deleteCall = new XQueryInteraction();
    deleteCall.setFunctionName("delete");
    readAllCall.setProperty("fileName", "project.xml");
    readObjectCall.setXQueryString("project[@id='#@id']");
    descriptor.getQueryManager().setDeleteCall(deleteCall);

      //Update
    XQueryInteraction updateCall = new XQueryInteraction();
    updateCall.setFunctionName("update");
    readAllCall.setProperty("fileName", "project.xml");
    readObjectCall.setXQueryString("project[@id='#@id']");
    descriptor.getQueryManager().setUpdateCall(updateCall);

    return descriptor;
  }
}