/*

  * Copyright 2009 The Kuali Foundation

  *

  * Licensed under the Educational Community 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.osedu.org/licenses/ECL-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.kuali.student.contract.writer.service;

 import java.util.List;

 import org.kuali.student.contract.model.ServiceContractModel;

 import org.kuali.student.contract.model.ServiceMethod;

 import org.kuali.student.contract.model.ServiceMethodError;

 import org.kuali.student.contract.model.ServiceMethodParameter;

 import org.kuali.student.contract.model.XmlType;

 import org.kuali.student.contract.model.util.ModelFinder;

 import org.kuali.student.contract.writer.JavaClassWriter;

 /**

  *

  * @author nwright

  */

 public class PureJavaInfcServiceWriter extends JavaClassWriter

 {

  private ServiceContractModel model;

  private ModelFinder finder;

  private String directory;

  private String rootPackage;

  private String servKey;

  private List<ServiceMethod> methods;

  public PureJavaInfcServiceWriter (ServiceContractModel model,

                                    String directory,

                                    String rootPackage,

                                    String servKey,

                                    List<ServiceMethod> methods)

  {

   super (directory, calcPackage (servKey, rootPackage), calcClassName (servKey));

   this.model = model;

   this.finder = new ModelFinder (model);

   this.directory = directory;

   this.rootPackage = rootPackage;

   this.servKey = servKey;

   this.methods = methods;

  }

  public static String calcPackage (String servKey, String rootPackage)

  {

   String pack = rootPackage + "." + servKey.toLowerCase () + ".";

 //  StringBuffer buf = new StringBuffer (service.getVersion ().length ());

 //  for (int i = 0; i < service.getVersion ().length (); i ++)

 //  {

 //   char c = service.getVersion ().charAt (i);

 //   c = Character.toLowerCase (c);

 //   if (Character.isLetter (c))

 //   {

 //    buf.append (c);

 //    continue;

 //   }

 //   if (Character.isDigit (c))

 //   {

 //    buf.append (c);

 //   }

 //  }

 //  pack = pack + buf.toString ();

   pack = pack + "api";

   return pack;

  }

  public static String calcClassName (String servKey)

  {

   return GetterSetterNameCalculator.calcInitUpper (servKey + "ServiceInfc");

  }

  /**

   * Write out the entire file

   * @param out

   */

  public void write ()

  {

   indentPrintln ("public interface " + calcClassName (servKey));

   openBrace ();

   for (ServiceMethod method : methods)

   {

    indentPrintln ("");

    indentPrintln ("/**");

    indentPrintWrappedComment (method.getDescription ());

    indentPrintln ("* ");

    for (ServiceMethodParameter param : method.getParameters ())

    {

     indentPrintWrappedComment ("@param " + param.getName () + " - "

                                + param.getType () + " - "

                                + param.getDescription ());

    }

    indentPrintWrappedComment ("@return " + method.getReturnValue ().

      getDescription ());

    indentPrintln ("*/");

    String type = method.getReturnValue ().getType ();

    String realType = stripList (PureJavaInfcInfcWriter.calcClassName (type));

    indentPrint ("public " + calcType (type, realType) + " " + method.getName ()

                 + "(");

    // now do parameters

    String comma = "";

    for (ServiceMethodParameter param : method.getParameters ())

    {

     type = param.getType ();

     realType = stripList (PureJavaInfcInfcWriter.calcClassName (type));

     print (comma);

     print (calcType (type, realType));

     print (" ");

     print (param.getName ());

     comma = ", ";

    }

    println (")");

    // now do exceptions

    comma = "throws ";

    incrementIndent ();

    for (ServiceMethodError error : method.getErrors ())

    {

     indentPrint (comma);

     String exceptionClassName = calcExceptionClassName (error);

     String exceptionPackageName = this.calcExceptionPackageName (error);

     println (exceptionClassName);

     this.importsAdd (exceptionPackageName + "." + exceptionClassName);

     comma = "      ,";

    }

    decrementIndent ();

    indentPrintln (";");

   }

   closeBrace ();

   this.writeJavaClassAndImportsOutToFile ();

   this.getOut ().close ();

  }

  private String stripList (String str)

  {

   return GetterSetterNameCalculator.stripList (str);

  }

  private String calcExceptionClassName (ServiceMethodError error)

  {

   if (error.getClassName () == null)

   {

    return ServiceExceptionWriter.calcClassName (error.getType ());

   }

   return error.getClassName ();

  }

  private String calcExceptionPackageName (ServiceMethodError error)

  {

   if (error.getClassName () == null)

   {

    return ServiceExceptionWriter.calcPackage (rootPackage);

   }

   return error.getPackageName ();

  }

  private String calcType (String type, String realType)

  {

     XmlType t = finder.findXmlType (this.stripList (type));

   String pckName = PureJavaInfcInfcWriter.calcPackage (t.getService (), rootPackage);

   return MessageStructureTypeCalculator.calculate (this, model, type, realType,

                                                    pckName);

  }

 }