package org.eclipse.jst.j2ee.internal.earcreation;

import java.util.Collections;

import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.jem.util.emf.workbench.ProjectUtilities;
import org.eclipse.jst.j2ee.application.internal.operations.AddComponentToEnterpriseApplicationDataModel;
import org.eclipse.jst.j2ee.application.internal.operations.EARComponentCreationOp;
import org.eclipse.jst.j2ee.application.internal.operations.J2EEComponentCreationDataModelProvider;
import org.eclipse.jst.j2ee.commonarchivecore.internal.impl.CommonarchiveFactoryImpl;
import org.eclipse.jst.j2ee.datamodel.properties.IEarComponentCreationDataModelProperties;
import org.eclipse.jst.j2ee.internal.J2EEVersionConstants;
import org.eclipse.jst.j2ee.internal.plugin.J2EEPlugin;
import org.eclipse.wst.common.componentcore.internal.operation.ComponentCreationDataModel;
import org.eclipse.wst.common.componentcore.internal.util.IModuleConstants;
import org.eclipse.wst.common.frameworks.datamodel.DataModelPropertyDescriptor;
import org.eclipse.wst.common.frameworks.datamodel.IDataModelOperation;
import org.eclipse.wst.common.frameworks.internal.plugin.WTPCommonPlugin;
import org.eclipse.wst.server.core.IRuntime;
import org.eclipse.wst.server.core.IRuntimeType;
import org.eclipse.wst.server.core.ServerCore;

public class EarComponentCreationDataModelProvider extends J2EEComponentCreationDataModelProvider implements IEarComponentCreationDataModelProperties {

    public IDataModelOperation getDefaultOperation() {
        return new EARComponentCreationOp(model);
    }

    /**
     * @return Returns the default J2EE spec level based on the Global J2EE
     *         Preference
     */
    protected Integer getDefaultComponentVersion() {
        int highestJ2EEPref = J2EEPlugin.getDefault().getJ2EEPreferences().getHighestJ2EEVersionID();
        switch (highestJ2EEPref) {
        case (J2EEVersionConstants.J2EE_1_4_ID):
            return new Integer(J2EEVersionConstants.J2EE_1_4_ID);
        case (J2EEVersionConstants.J2EE_1_3_ID):
            return new Integer(J2EEVersionConstants.J2EE_1_3_ID);
        case (J2EEVersionConstants.J2EE_1_2_ID):
            return new Integer(J2EEVersionConstants.J2EE_1_2_ID);
        default:
            return new Integer(J2EEVersionConstants.J2EE_1_4_ID);
        }
    }

    public String[] getPropertyNames() {
        String[] props = new String[] { J2EE_COMPONENT_LIST };
        return combineProperties(super.getPropertyNames(), props);
    }

    protected AddComponentToEnterpriseApplicationDataModel createModuleNestedModel() {
        return new AddComponentToEnterpriseApplicationDataModel();
    }

    public Object getDefaultProperty(String propertyName) {
        if (propertyName.equals(DD_FOLDER)) {
            return IPath.SEPARATOR + this.getModuleName() + IPath.SEPARATOR + "META_INF"; //$NON-NLS-1$
        } else if (propertyName.equals(UI_SHOW_EAR_SECTION)) {
            return Boolean.FALSE;
        } else if (propertyName.equals(J2EE_COMPONENT_LIST)) {
            return Collections.EMPTY_LIST;
        }
        return super.getDefaultProperty(propertyName);
    }

    public DataModelPropertyDescriptor getPropertyDescriptor(String propertyName) {
        if (propertyName.equals(COMPONENT_VERSION)) {
            Integer propertyValue = (Integer) getProperty(propertyName);
            String description = null;
            switch (propertyValue.intValue()) {
            case J2EEVersionConstants.WEB_2_2_ID:
                description = J2EEVersionConstants.VERSION_2_2_TEXT;
                break;
            case J2EEVersionConstants.WEB_2_3_ID:
                description = J2EEVersionConstants.VERSION_2_3_TEXT;
                break;
            case J2EEVersionConstants.WEB_2_4_ID:
            default:
                description = J2EEVersionConstants.VERSION_2_4_TEXT;
                break;
            }
            return new DataModelPropertyDescriptor(propertyValue, description);
        }
        return super.getPropertyDescriptor(propertyName);
    }

    public DataModelPropertyDescriptor[] getValidComponentVersionDescriptors() {
        int highestJ2EEPref = J2EEPlugin.getDefault().getJ2EEPreferences().getHighestJ2EEVersionID();
        DataModelPropertyDescriptor[] descriptors = null;
        switch (highestJ2EEPref) {
        case J2EEVersionConstants.J2EE_1_2_ID:
            descriptors = new DataModelPropertyDescriptor[1];
            descriptors[0] = new DataModelPropertyDescriptor(new Integer(J2EEVersionConstants.J2EE_1_2_ID), J2EEVersionConstants.VERSION_1_2_TEXT);
            break;
        case J2EEVersionConstants.J2EE_1_3_ID:
            descriptors = new DataModelPropertyDescriptor[2];
            descriptors[0] = new DataModelPropertyDescriptor(new Integer(J2EEVersionConstants.J2EE_1_2_ID), J2EEVersionConstants.VERSION_1_2_TEXT);
            descriptors[1] = new DataModelPropertyDescriptor(new Integer(J2EEVersionConstants.J2EE_1_3_ID), J2EEVersionConstants.VERSION_1_3_TEXT);
            break;
        case J2EEVersionConstants.J2EE_1_4_ID:
        default:
            descriptors = new DataModelPropertyDescriptor[3];
            descriptors[0] = new DataModelPropertyDescriptor(new Integer(J2EEVersionConstants.J2EE_1_2_ID), J2EEVersionConstants.VERSION_1_2_TEXT);
            descriptors[1] = new DataModelPropertyDescriptor(new Integer(J2EEVersionConstants.J2EE_1_3_ID), J2EEVersionConstants.VERSION_1_3_TEXT);
            descriptors[2] = new DataModelPropertyDescriptor(new Integer(J2EEVersionConstants.J2EE_1_4_ID), J2EEVersionConstants.VERSION_1_4_TEXT);
            break;
        }
        return descriptors;
    }

    protected int convertModuleVersionToJ2EEVersion(int moduleVersion) {
        return moduleVersion;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jst.j2ee.internal.internal.application.operations.J2EEModuleCreationDataModel#getModuleType()
     */
    protected EClass getComponentType() {
        return CommonarchiveFactoryImpl.getPackage().getEARFile();
    }

    protected String getComponentExtension() {
        return ".ear"; //$NON-NLS-1$
    }

    public IStatus validate(String propertyName) {
        if (propertyName.equals(ComponentCreationDataModel.PROJECT_NAME)) {
            // validate server target
            String projectName = getDataModel().getStringProperty(ComponentCreationDataModel.PROJECT_NAME);
            if (projectName != null && projectName.length() != 0) {
                IProject project = ProjectUtilities.getProject(projectName);
                if (project != null) {
                    IRuntime runtime = ServerCore.getProjectProperties(project).getRuntimeTarget();
                    if (runtime != null) {
                        IRuntimeType type = runtime.getRuntimeType();
                        String typeId = type.getId();
                        if (typeId.startsWith("org.eclipse.jst.server.tomcat")) { //$NON-NLS-1$
                            String msg = EARCreationResourceHandler.getString(EARCreationResourceHandler.SERVER_TARGET_NOT_SUPPORT_EAR);
                            return WTPCommonPlugin.createErrorStatus(msg);
                        }
                    }
                }
            }
        }
        return super.validate(propertyName);
    }

    public boolean propertySet(String propertyName, Object propertyValue) {
        boolean returnValue = super.propertySet(propertyName, propertyValue);
        if (propertyName.equals(COMPONENT_NAME)) {
            setProperty(COMPONENT_DEPLOY_NAME, getDataModel().getStringProperty(COMPONENT_NAME));
        }
        return returnValue;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jst.j2ee.application.operations.FlexibleJ2EECreationDataModel#getModuleID()
     */
    protected String getComponentID() {
        return IModuleConstants.JST_EAR_MODULE;
    }

}