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/**
 * 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.
 */
package org.apache.activemq.protobuf.compiler;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;

public class ProtoDescriptor {

    private String packageName;
    private Map options = new LinkedHashMap();
    private Map messages = new LinkedHashMap();
    private Map enums = new LinkedHashMap();
    private List extendsList = new ArrayList();
    private Map services = new LinkedHashMap();
    List imports = new ArrayList();
    Map importProtoDescriptors = new LinkedHashMap();
    private String name;
    
    public void setPackageName(String packageName) {
        this.packageName = packageName;
    }

    public void setOptions(Map options) {
        this.options = options;
    }

    public void setMessages(Map messages) {
        this.messages = messages;
    }

    public void setEnums(Map enums) {
        this.enums = enums;
    }

    public void setExtends(List extendsList) {
        this.extendsList = extendsList;
    }

    public List getExtends() {
        return extendsList;
    }

    public String getPackageName() {
        return packageName;
    }

    public Map getOptions() {
        return options;
    }

    public Map getMessages() {
        return messages;
    }

    public Map getEnums() {
        return enums;
    }

    public void setServices(Map services) {
        this.services = services;
    }

    public Map getServices() {
        return services;
    }

    /**
     * Checks for validation errors in the proto definition and fills them 
     * into the errors list.
     * 
     * @return
     */
    public void validate(List errors) {
        for (ProtoDescriptor o : importProtoDescriptors.values()) {
            o.validate(errors);
        }
        for (OptionDescriptor o : options.values()) {
            o.validate(errors);
        }
        for (MessageDescriptor o : messages.values()) {
            o.validate(errors);
        }
        for (EnumDescriptor o : enums.values()) {
            o.validate(errors);
        }
        for (MessageDescriptor o : extendsList) {
            o.validate(errors);
        }
        for (ServiceDescriptor o : services.values()) {
            o.validate(errors);
        }
    }

    public List getImports() {
        return imports;
    }

    public void setImports(List imports) {
        this.imports = imports;
    }

    public Map getImportProtoDescriptors() {
        return importProtoDescriptors;
    }

    public void setImportProtoDescriptors(Map importProtoDescriptors) {
        this.importProtoDescriptors = importProtoDescriptors;
    }

    public TypeDescriptor getType(String type) {
        for (MessageDescriptor o : messages.values()) {
            if( type.equals(o.getName()) ) {
                return o;
            }
            if( type.startsWith(o.getName()+".") ) {
                return o.getType( type.substring(o.getName().length()+1) );
            }
        }
        for (EnumDescriptor o : enums.values()) {
            if( type.equals(o.getName()) ) {
                return o;
            }
        }
        // Check to see if the type was qualified with the package name...
        for (ProtoDescriptor o : importProtoDescriptors.values()) {
            if( o.getPackageName()!=null && type.startsWith(o.getPackageName()+".") ) {
                return o.getType( type.substring(o.getPackageName().length()+1) );
            }
        }
        for (ProtoDescriptor o : importProtoDescriptors.values()) {
            TypeDescriptor rc = o.getType(type);
            if (rc != null) {
                return rc;
            }
        }
        return null;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

}