/*
 * 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 io.kcache.kwack.schema;

import io.kcache.kwack.transformer.Context;
import java.util.Objects;
import org.duckdb.DuckDBColumnType;

public class ColumnDef {
    protected final DuckDBColumnType columnType;
    protected ColumnStrategy columnStrategy;

    public ColumnDef(DuckDBColumnType columnType) {
        this(columnType, ColumnStrategy.NOT_NULL_STRATEGY);
    }

    public ColumnDef(DuckDBColumnType columnType, ColumnStrategy columnStrategy) {
        this.columnType = columnType;
        this.columnStrategy = columnStrategy;
    }

    public DuckDBColumnType getColumnType() {
        return columnType;
    }

    public ColumnStrategy getColumnStrategy() {
        return columnStrategy;
    }

    public void setColumnStrategy(ColumnStrategy columnStrategy) {
        this.columnStrategy = columnStrategy;
    }

    public String toDdl(Context ctx) {
        return columnType.name();
    }

    public String toDdlWithStrategy(Context ctx) {
        String ddl = toDdl(ctx);
        if (columnStrategy != null) {
            // TODO fix default?
            return ddl + " " + columnStrategy.toDdl(ctx);
        } else {
            return ddl;
        }
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        ColumnDef columnDef = (ColumnDef) o;
        return columnType == columnDef.columnType
            && Objects.equals(columnStrategy, columnDef.columnStrategy);
    }

    @Override
    public int hashCode() {
        return Objects.hash(columnType, columnStrategy);
    }
}
