/**
 * Copyright (C) 2009 - present by OpenGamma Inc. and the OpenGamma group of companies
 *
 * Please see distribution for license.
 */
package com.opengamma.component.factory.master;

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Set;

import org.fudgemsg.AnnotationReflector;
import org.joda.beans.BeanBuilder;
import org.joda.beans.BeanDefinition;
import org.joda.beans.JodaBeanUtils;
import org.joda.beans.MetaBean;
import org.joda.beans.MetaProperty;
import org.joda.beans.impl.direct.DirectBeanBuilder;
import org.joda.beans.impl.direct.DirectMetaPropertyMap;
import org.joda.beans.ser.DefaultDeserializer;
import org.joda.beans.ser.SerDeserializer;
import org.joda.beans.ser.SerDeserializers;
import org.reflections.Reflections;

import com.opengamma.component.ComponentRepository;
import com.opengamma.master.security.ManageableSecurity;
import com.opengamma.master.security.SecurityMaster;
import com.opengamma.master.security.impl.DataSecurityMasterResource;
import com.opengamma.master.security.impl.DataTrackingSecurityMaster;
import com.opengamma.master.security.impl.PermissionedSecurityMaster;
import com.opengamma.master.security.impl.RemoteSecurityMaster;
import com.opengamma.masterdb.security.DbSecurityBeanMaster;
import com.opengamma.util.ClassUtils;
import com.opengamma.util.metric.OpenGammaMetricRegistry;
import com.opengamma.util.rest.AbstractDataResource;

/**
 * Component factory for the bean-based database security master.
 */
@BeanDefinition
public class DbSecurityBeanMasterComponentFactory extends AbstractDocumentDbMasterComponentFactory<SecurityMaster, DbSecurityBeanMaster> {

  /**
   * Joda-Bean deserializer to handle renamed property.
   */
  private static final SerDeserializer DESERIALIZER = new DefaultDeserializer() {
    @Override
    public MetaProperty<?> findMetaProperty(Class<?> beanType, MetaBean metaBean, String propertyName) {
      if ("permissions".equals(propertyName)) {
        return metaBean.metaProperty("requiredPermissions");
      }
      return super.findMetaProperty(beanType, metaBean, propertyName);
    }
  };
  static {
    Reflections reflections = AnnotationReflector.getDefaultReflector().getReflector();
    Set<String> subTypes = reflections.getStore().getSubTypesOf(ManageableSecurity.class.getName());
    for (final String subType : subTypes) {
      Class<?> cls = ClassUtils.loadClassRuntime(subType, ManageableSecurity.class);
      SerDeserializers.INSTANCE.register(cls, DESERIALIZER);
    }
    SerDeserializers.INSTANCE.register(ManageableSecurity.class, DESERIALIZER);
  }

  //-------------------------------------------------------------------------
  /**
   * Creates an instance.
   */
  public DbSecurityBeanMasterComponentFactory() {
    super("secb", SecurityMaster.class, RemoteSecurityMaster.class);
  }

  //-------------------------------------------------------------------------
  @Override
  public void init(ComponentRepository repo, LinkedHashMap<String, String> configuration) throws Exception {
    // hack to make this factory compatible with DbSecurityMasterComponentFactory
    configuration.remove("cacheManager");
    configuration.remove("detailProvider");
    super.init(repo, configuration);
  }

  @Override
  protected DbSecurityBeanMaster createDbDocumentMaster() throws Exception {
    DbSecurityBeanMaster master = new DbSecurityBeanMaster(getDbConnector());
    master.registerMetrics(OpenGammaMetricRegistry.getSummaryInstance(), OpenGammaMetricRegistry.getDetailedInstance(), "DbSecurityMaster-" + getClassifier());
    return master;
  }

  @Override
  protected AbstractDataResource createPublishedResource(DbSecurityBeanMaster dbMaster, SecurityMaster postProcessedMaster) {
    //only db instance is allowed by the constructor here:
    return new DataSecurityMasterResource(dbMaster);
  }

  @Override
  protected SecurityMaster wrapMasterWithTrackingInterface(SecurityMaster postProcessedMaster) {
    return new DataTrackingSecurityMaster(postProcessedMaster);
  }

  @Override
  protected SecurityMaster postProcess(DbSecurityBeanMaster master) {
    return PermissionedSecurityMaster.wrap(master);
  }

  //------------------------- AUTOGENERATED START -------------------------
  ///CLOVER:OFF
  /**
   * The meta-bean for {@code DbSecurityBeanMasterComponentFactory}.
   * @return the meta-bean, not null
   */
  public static DbSecurityBeanMasterComponentFactory.Meta meta() {
    return DbSecurityBeanMasterComponentFactory.Meta.INSTANCE;
  }

  static {
    JodaBeanUtils.registerMetaBean(DbSecurityBeanMasterComponentFactory.Meta.INSTANCE);
  }

  @Override
  public DbSecurityBeanMasterComponentFactory.Meta metaBean() {
    return DbSecurityBeanMasterComponentFactory.Meta.INSTANCE;
  }

  //-----------------------------------------------------------------------
  @Override
  public DbSecurityBeanMasterComponentFactory clone() {
    return JodaBeanUtils.cloneAlways(this);
  }

  @Override
  public boolean equals(Object obj) {
    if (obj == this) {
      return true;
    }
    if (obj != null && obj.getClass() == this.getClass()) {
      return super.equals(obj);
    }
    return false;
  }

  @Override
  public int hashCode() {
    int hash = 7;
    return hash ^ super.hashCode();
  }

  @Override
  public String toString() {
    StringBuilder buf = new StringBuilder(32);
    buf.append("DbSecurityBeanMasterComponentFactory{");
    int len = buf.length();
    toString(buf);
    if (buf.length() > len) {
      buf.setLength(buf.length() - 2);
    }
    buf.append('}');
    return buf.toString();
  }

  @Override
  protected void toString(StringBuilder buf) {
    super.toString(buf);
  }

  //-----------------------------------------------------------------------
  /**
   * The meta-bean for {@code DbSecurityBeanMasterComponentFactory}.
   */
  public static class Meta extends AbstractDocumentDbMasterComponentFactory.Meta<SecurityMaster, DbSecurityBeanMaster> {
    /**
     * The singleton instance of the meta-bean.
     */
    static final Meta INSTANCE = new Meta();

    /**
     * The meta-properties.
     */
    private final Map<String, MetaProperty<?>> _metaPropertyMap$ = new DirectMetaPropertyMap(
        this, (DirectMetaPropertyMap) super.metaPropertyMap());

    /**
     * Restricted constructor.
     */
    protected Meta() {
    }

    @Override
    public BeanBuilder<? extends DbSecurityBeanMasterComponentFactory> builder() {
      return new DirectBeanBuilder<DbSecurityBeanMasterComponentFactory>(new DbSecurityBeanMasterComponentFactory());
    }

    @Override
    public Class<? extends DbSecurityBeanMasterComponentFactory> beanType() {
      return DbSecurityBeanMasterComponentFactory.class;
    }

    @Override
    public Map<String, MetaProperty<?>> metaPropertyMap() {
      return _metaPropertyMap$;
    }

    //-----------------------------------------------------------------------
  }

  ///CLOVER:ON
  //-------------------------- AUTOGENERATED END --------------------------
}