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/**
 * Copyright (c) 2009-2012, Lukas Eder, [email protected]
 * All rights reserved.
 *
 * This software is licensed to you under the Apache License, Version 2.0
 * (the "License"); You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * . Redistributions of source code must retain the above copyright notice, this
 *   list of conditions and the following disclaimer.
 *
 * . Redistributions in binary form must reproduce the above copyright notice,
 *   this list of conditions and the following disclaimer in the documentation
 *   and/or other materials provided with the distribution.
 *
 * . Neither the name "jOOQ" nor the names of its contributors may be
 *   used to endorse or promote products derived from this software without
 *   specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package org.jooq.util.ase;

import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import org.jooq.Record;
import org.jooq.util.AbstractTableDefinition;
import org.jooq.util.ColumnDefinition;
import org.jooq.util.DataTypeDefinition;
import org.jooq.util.DefaultColumnDefinition;
import org.jooq.util.DefaultDataTypeDefinition;
import org.jooq.util.SchemaDefinition;


/**
 * Sybase Adaptive Server table definition
 *
 * @author Lukas Eder
 */
public class ASETableDefinition extends AbstractTableDefinition {

    public ASETableDefinition(SchemaDefinition schema, String name, String comment) {
        super(schema, name, comment);
    }

    @Override
    protected List getElements0() throws SQLException {
        List result = new ArrayList();

        int position = 1;
        for (Record record : create().fetchMany("sp_help '" + getName() + "'").get(1)) {
            String l = record.getValue("Length", String.class);
            String p = record.getValue("Prec", String.class);
            String s = record.getValue("Scale", String.class);

            int length = 0;
            int precision = 0;
            int scale = 0;

            if (l != null && !"null".equalsIgnoreCase(l.trim())) length = Integer.valueOf(l.trim());
            if (p != null && !"null".equalsIgnoreCase(p.trim())) precision = Integer.valueOf(p.trim());
            if (s != null && !"null".equalsIgnoreCase(s.trim())) scale = Integer.valueOf(s.trim());

            DataTypeDefinition type = new DefaultDataTypeDefinition(
                getDatabase(),
                getSchema(),
                record.getValue("Type", String.class),
                length,
                precision,
                scale);

            result.add(new DefaultColumnDefinition(
                getDatabase().getTable(getSchema(), getName()),
                record.getValue("Column_name", String.class),
                position++,
                type,
                record.getValue("Nulls", boolean.class),
                record.getValue("Identity", boolean.class),
                null));
        }

        return result;
    }
}