/*
 * Aipo is a groupware program developed by Aimluck,Inc.
 * Copyright (C) 2004-2008 Aimluck,Inc.
 * http://aipostyle.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */
package com.aimluck.eip.fileio;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.apache.jetspeed.services.logging.JetspeedLogFactoryService;
import org.apache.jetspeed.services.logging.JetspeedLogger;
import org.apache.turbine.util.RunData;
import org.apache.velocity.context.Context;

import com.aimluck.eip.common.ALCsvAbstractSelectData;
import com.aimluck.eip.common.ALCsvTokenizer;
import com.aimluck.eip.fileio.util.FileIOAccountCsvUtils;

/**
 * CSV ファイルから読み込んだ部署情報を表示するクラス．
 *
 */
public class FileIOAccountPostCsvSelectData extends ALCsvAbstractSelectData {
  /** logger */
  private static final JetspeedLogger logger = JetspeedLogFactoryService
      .getLogger(FileIOAccountPostCsvSelectData.class.getName());

  /**
   * CSVファイルから部署情報を取得します <BR>
   */
  protected List selectList(RunData rundata, Context context) {
    String filepath;
    try {
      if (stats == ALCsvTokenizer.CSV_LIST_MODE_READ) {
        return readAccountInfoFromCsv(rundata);
      } else if (stats == ALCsvTokenizer.CSV_LIST_MODE_NO_ERROR) {
        filepath = FileIOAccountCsvUtils
            .getAccountPostCsvFolderName(getTempFolderIndex())
            + File.separator
            + FileIOAccountCsvUtils.CSV_ACCOUNT_POST_TEMP_FILENAME;
        return readAccountInfoFromCsvPage(rundata, filepath, (rundata
            .getParameters().getInteger("csvpage") - 1),
            ALCsvTokenizer.CSV_SHOW_SIZE);
      } else if (stats == ALCsvTokenizer.CSV_LIST_MODE_ERROR) {
        if (this.error_count > 0) {
          filepath = FileIOAccountCsvUtils
              .getAccountPostCsvFolderName(getTempFolderIndex())
              + File.separator
              + FileIOAccountCsvUtils.CSV_ACCOUNT_POST_TEMP_ERROR_FILENAME;
        } else {
          return null;
        }
        return readAccountInfoFromCsvPage(rundata, filepath, 0,
            ALCsvTokenizer.CSV_SHOW_ERROR_SIZE);
      } else {
        return null;
      }
    } catch (Exception ex) {
      logger.error("Exception", ex);
      return null;
    }
  }

  /**
   * CSVファイルを読み込んで表示用リストを作成します <BR>
   *
   * @param rundata
   * @return
   * @throws Exception
   */
  private List readAccountInfoFromCsv(RunData rundata) throws Exception {
    String filepath = FileIOAccountCsvUtils
        .getAccountPostCsvFolderName(getTempFolderIndex())
        + File.separator + FileIOAccountCsvUtils.CSV_ACCOUNT_POST_TEMP_FILENAME;

    String filepath_err = FileIOAccountCsvUtils
        .getAccountPostCsvFolderName(getTempFolderIndex())
        + File.separator
        + FileIOAccountCsvUtils.CSV_ACCOUNT_POST_TEMP_ERROR_FILENAME;
    ALCsvTokenizer reader = new ALCsvTokenizer();
    if (!reader.init(filepath)) {
      return null;
    }

    ArrayList list = new ArrayList();
    int ErrCount = 0;// エラーが発生した回数

    String token;
    int i, j, k;
    int line = 0;
    String ErrorCode = "";
    StringBuffer e_line = new StringBuffer();

    ArrayList collectList = new ArrayList();

    while (reader.eof != -1) {
      line++;
      boolean b_err = false;
      ArrayList errmsg = new ArrayList();
      FileIOAccountPostCsvFormData formData = new FileIOAccountPostCsvFormData();
      formData.initField();
      e_line.append("");
      for (j = 0; j < sequency.size(); j++) {
        token = reader.nextToken();

        if (j > 0)
          e_line.append(",");
        e_line.append("\"");
        e_line.append(makeOutputItem(token));
        e_line.append("\"");

        i = Integer.parseInt((String) sequency.get(j));
        formData.addItemToken(token, i);
        if (reader.eof == -1)
          break;
        if (reader.line)
          break;
      }
      while ((!reader.line) && (reader.eof != -1)) {
        reader.nextToken();
      }

      if (reader.eof == -1 && j == 0)
        break;

      // カンマ不足対策
      for (j++; j < sequency.size(); j++) {
        i = Integer.parseInt((String) sequency.get(j));
        formData.addItemToken("", i);
        e_line.append(",\"\"");
      }

      formData.setValidator();
      if (!formData.validate(errmsg))
        b_err = true;
      if (reader.eof == -1)
        break;
      try {
        FileIOAccountPostCsvData data = new FileIOAccountPostCsvData();
        data.initField();
        data.setLineCount(line);
        data.setPostName(formData.getPostName().getValue());
        data.setSamePost(formData.getSamePost());
        data.setZipcode(formData.getZipcode().getValue());
        data.setAddress(formData.getAddress().getValue());
        data.setOutTelephone(formData.getOutTelephone().getValue());
        data.setInTelephone(formData.getInTelephone().getValue());
        data.setFaxNumber(formData.getFaxNumber().getValue());

        FileIOAccountPostCsvData pdata; // 同じデータがないか判別
        for (k = 0; k < collectList.size(); k++) {
          pdata = (FileIOAccountPostCsvData) collectList.get(k);
          if (data.getPostName().getValue().equals(
              pdata.getPostName().getValue())) {
            data.setSamePost(true);
            b_err = true;
          }
        }

        /** 部署名が空白の場合はエラー */
        if (data.getPostName().toString().equals("")) {
          b_err = true;
        }
        data.setIsError(b_err);

        if (b_err) {
          ErrorCode += e_line.toString();
          ErrorCode += "," + Integer.toString(line);
          ErrorCode += "\n";
        } else {
          collectList.add(data);
        }
        if (!formData.getPostName().toString().equals("部署名")) {
          if (ErrCount == 0) {
            if (!b_err) {
              if (list.size() < ALCsvTokenizer.CSV_SHOW_SIZE)
                list.add(data);
            } else {
              // list.clear();// エラーが初めて発生した場合。
              list.add(data);
              ErrCount++;
            }
          } else {
            if (b_err)
              ErrCount++;
            list.add(data);
          }
        } else {
          if (ErrCount > 0)
            ErrCount--;
          int lc = getLineCount();
          setLineCount(lc - 1);
        }
        if (ErrCount >= ALCsvTokenizer.CSV_SHOW_ERROR_SIZE)
          break;
      } catch (Exception e) {
        logger.error("readError");
      }
      if (reader.eof == -1)
        break;
    }
    collectList.clear();
    collectList = null;
    setErrorCount(ErrCount);
    if (ErrCount > 0)
      outputErrorData(rundata, ErrorCode, filepath_err);
    return list;
  }

  /**
   * CSVファイルを読み込んでページ毎の表示用リストを作成します <BR>
   *
   * @param rundata
   * @param filepath
   * @param StartLine
   * @param LineLimit
   * @return
   * @throws Exception
   */
  private List readAccountInfoFromCsvPage(RunData rundata, String filepath,
      int StartLine, int LineLimit) throws Exception {

    int line_index = StartLine * ALCsvTokenizer.CSV_SHOW_SIZE;

    ALCsvTokenizer reader = new ALCsvTokenizer();
    if (!reader.setStartLine(filepath, line_index)) {
      return null;
    }

    ArrayList list = new ArrayList();

    String token;
    int i, j;
    int line = 0;
    while (reader.eof != -1) {
      line++;
      if (line > LineLimit)
        break;
      ArrayList errmsg = new ArrayList();
      FileIOAccountPostCsvFormData formData = new FileIOAccountPostCsvFormData();
      formData.initField();
      for (j = 0; j < sequency.size(); j++) {
        token = reader.nextToken();
        i = Integer.parseInt((String) sequency.get(j));
        formData.addItemToken(token, i);
        if (reader.eof == -1)
          break;
        if (reader.line)
          break;
        if (j == sequency.size() - 1) {
          if (stats == ALCsvTokenizer.CSV_LIST_MODE_ERROR) {
            token = reader.nextToken();
            line = Integer.parseInt(token);
          }
        }
      }
      while ((!reader.line) && (reader.eof != -1)) {
        reader.nextToken();
      }

      formData.setValidator();
      boolean iserror = !(formData.validate(errmsg));
      if (reader.eof == -1)
        break;
      try {
        FileIOAccountPostCsvData data = new FileIOAccountPostCsvData();
        data.initField();
        data.setLineCount(line + line_index);
        data.setPostName(formData.getPostName().getValue());
        data.setSamePost(formData.getSamePost());
        data.setZipcode(formData.getZipcode().getValue());
        data.setAddress(formData.getAddress().getValue());
        data.setOutTelephone(formData.getOutTelephone().getValue());
        data.setInTelephone(formData.getInTelephone().getValue());
        data.setFaxNumber(formData.getFaxNumber().getValue());
        data.setIsError(iserror);
        if (!formData.getPostName().toString().equals("部署名")) {
          list.add(data);
        }
      } catch (Exception e) {
        logger.error("readError");
      }
      if (reader.eof == -1)
        break;
    }

    return list;
  }

}
