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package com.feilong.lib.digester3.xmlrules;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF 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.
 */

import java.util.Set;

import com.feilong.lib.digester3.binder.LinkedRuleBuilder;
import com.feilong.lib.digester3.binder.RulesBinder;
import com.feilong.lib.digester3.binder.RulesModule;

/**
 *
 */
final class XmlRulesModule implements RulesModule{

    private final NameSpaceURIRulesBinder targetRulesBinder;

    private final Set             rootSystemIds;

    private final String                  rootPath;

    private WithMemoryRulesBinder         memoryRulesBinder;

    public XmlRulesModule(final NameSpaceURIRulesBinder targetRulesBinder, Set rootSystemIds, /* @Nullable */String rootPath){
        this.targetRulesBinder = targetRulesBinder;
        this.rootSystemIds = rootSystemIds;
        this.rootPath = rootPath;
    }

    /**
     * {@inheritDoc}
     */
    @Override
    public void configure(RulesBinder rulesBinder){
        if (rulesBinder instanceof WithMemoryRulesBinder){
            memoryRulesBinder = (WithMemoryRulesBinder) rulesBinder;
        }else{
            memoryRulesBinder = new WithMemoryRulesBinder(rulesBinder);
            if (!rootSystemIds.isEmpty()){
                memoryRulesBinder.getIncludedFiles().addAll(rootSystemIds);
            }
        }

        PatternStack patternStack = memoryRulesBinder.getPatternStack();

        if (rootPath != null){
            patternStack.push(rootPath);
        }

        try{
            forPattern("digester-rules").addRule(new SetNamespaceURIRule(targetRulesBinder));

            forPattern("*/pattern").addRule(new PatternRule(patternStack));
            forPattern("*/include").addRule(new IncludeRule(memoryRulesBinder, targetRulesBinder));

            forPattern("*/bean-property-setter-rule").addRule(new BeanPropertySetterRule(targetRulesBinder, patternStack));

            forPattern("*/call-method-rule").addRule(new CallMethodRule(targetRulesBinder, patternStack));
            forPattern("*/call-param-rule").addRule(new CallParamRule(targetRulesBinder, patternStack));

            forPattern("*/factory-create-rule").addRule(new FactoryCreateRule(targetRulesBinder, patternStack));
            forPattern("*/node-create-rule").addRule(new NodeCreateRule(targetRulesBinder, patternStack));
            forPattern("*/object-create-rule").addRule(new ObjectCreateRule(targetRulesBinder, patternStack));
            forPattern("*/object-param-rule").addRule(new ObjectParamRule(targetRulesBinder, patternStack));

            forPattern("*/set-properties-rule").addRule(new SetPropertiesRule(targetRulesBinder, patternStack));
            forPattern("*/set-properties-rule/alias").addRule(new SetPropertiesAliasRule());
            forPattern("*/set-properties-rule/ignore").addRule(new SetPropertiesIgnoreRule());

            forPattern("*/set-property-rule").addRule(new SetPropertyRule(targetRulesBinder, patternStack));

            forPattern("*/set-nested-properties-rule").addRule(new SetNestedPropertiesRule(targetRulesBinder, patternStack));
            forPattern("*/set-nested-properties-rule/alias").addRule(new SetNestedPropertiesAliasRule());
            forPattern("*/set-nested-properties-rule/ignore").addRule(new SetNestedPropertiesIgnoreRule());

            forPattern("*/set-top-rule").addRule(new SetTopRule(targetRulesBinder, patternStack));
            forPattern("*/set-next-rule").addRule(new SetNextRule(targetRulesBinder, patternStack));
            forPattern("*/set-root-rule").addRule(new SetRootRule(targetRulesBinder, patternStack));
        }finally{
            memoryRulesBinder = null;
        }
    }

    /**
     * @param pattern
     * @return
     */
    protected LinkedRuleBuilder forPattern(String pattern){
        return memoryRulesBinder.forPattern(pattern);
    }

}