/*
 *Copyright (c) 2005-2010, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
 *
 *WSO2 Inc. licenses this file to you under the Apache License,
 *Version 2.0 (the "License"); you may not use this file except
 *in compliance with the License.
 *You may obtain a copy of the License at
 *
 *http://www.apache.org/licenses/LICENSE-2.0
 *
 *Unless required by applicable law or agreed to in writing,
 *software distributed under the License is distributed on an
 *"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *KIND, either express or implied.  See the License for the
 *specific language governing permissions and limitations
 *under the License.
 */

package org.wso2.esb.integration.common.utils.common;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.wso2.carbon.automation.engine.context.AutomationContext;
import org.wso2.carbon.automation.engine.frameworkutils.FrameworkPathUtil;

import java.io.File;
import javax.xml.xpath.XPathExpressionException;

public class TestConfigurationProvider {
    private static Log log = LogFactory.getLog(TestConfigurationProvider.class);
    private static TestConfigurationProvider instance = new TestConfigurationProvider();
    private AutomationContext context;

    private TestConfigurationProvider() {
        try {
            context = new AutomationContext();
        } catch (XPathExpressionException e) {
            log.error("Loading Automation Configuration failed", e);
        }
    }

    public static String getResourceLocation(String productName) {
        return FrameworkPathUtil.getSystemResourceLocation() + File.separator + "artifacts" + File.separator
                + productName;
    }

    public static String getSecurityPolicyLocation() {
        return getResourceLocation() + "security" + File.separator + "policies";
    }

    public static String getKeyStoreLocation() throws XPathExpressionException {
        return getResourceLocation() + File.separator + instance.context
                .getConfigurationValue("//keystore/fileName/text()");
    }

    public static String getKeyStorePassword() throws XPathExpressionException {
        return getResourceLocation() + File.separator + instance.context
                .getConfigurationValue("//keystore/password/text()");
    }

    public static String getKeyStoreType() throws XPathExpressionException {
        return getResourceLocation() + File.separator + instance.context
                .getConfigurationValue("//keystore/type/text()");
    }

    public static String getTrustStoreLocation() throws XPathExpressionException {
        return getResourceLocation() + File.separator + instance.context
                .getConfigurationValue("//truststore/fileName/text()");
    }

    public static String getTrustStorePassword() throws XPathExpressionException {
        return getResourceLocation() + File.separator + instance.context
                .getConfigurationValue("//truststore/password/text()");
    }

    public static String getTrustStoreType() throws XPathExpressionException {
        return getResourceLocation() + File.separator + instance.context
                .getConfigurationValue("//truststore/type/text()");
    }

    public static String getResourceLocation() {
        return FrameworkPathUtil.getSystemResourceLocation();
    }

    public static String getExecutionEnvironment() throws XPathExpressionException {
        return instance.context.getConfigurationValue("//executionEnvironment");
    }

    public static int getServiceDeploymentDelay() {
        try {
            return Integer.parseInt(instance.context.getConfigurationValue("//deploymentDelay"));
        } catch (XPathExpressionException e) {
            log.error("Error reading deploymentDelay from automation.xml", e);
            log.warn("Service deployment Delay configuration not found. Running with default value " + "30000"
                             + " mils");
        }
        //if there is an error, setting to default value 30000 milliseconds
        return 30000;
    }

    public static boolean isIntegration() throws XPathExpressionException {
        return "standalone".equalsIgnoreCase(getExecutionEnvironment());
    }

    public static boolean isPlatform() throws XPathExpressionException {
        return "platform".equalsIgnoreCase(getExecutionEnvironment());
    }

    public static AutomationContext getAutomationContext() {
        return instance.context;
    }
}
