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/*******************************************************************************
 * Copyright 2016-2019 Francesco Benincasa ([email protected])
 * 
 * Licensed 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 com.abubusoft.kripton.android.sqlite;

import com.abubusoft.kripton.android.SqlModificationType;


/**
 * Rapresents operations generated by insert, update, delete operations on tables.
 * 
 * In INSERT case, value is the id of the object.
 * 
 * In UPDATE, DELETE situation, it is the number of affected rows.
 * 
 * @author Francesco Benincasa ([email protected])
 *
 */
public class SQLiteEvent {

	@Override
	public String toString() {
		return "SQLiteEvent [lastInsertedId=" + lastInsertedId + ", lastInsertedUid=" + lastInsertedUid
				+ ", operationType=" + operationType + ", updatedRows=" + updatedRows + "]";
	}

	/**
	 * Creates the delete.
	 *
	 * @param result
	 *            the result
	 * @return the SQ lite event
	 */
	public static SQLiteEvent createDelete(long result) {
		return new SQLiteEvent(SqlModificationType.DELETE, result, null, null);
	}

	/**
	 * Creates the insert.
	 *
	 * @param result
	 *            the result
	 * @return the SQ lite event
	 */
	public static SQLiteEvent createInsertWithId(Long result) {
		return new SQLiteEvent(SqlModificationType.INSERT, null, result, null);
	}

	/**
	 * Creates the insert.
	 *
	 * @param result
	 *            the result
	 * @return the SQ lite event
	 */
	public static SQLiteEvent createInsertWithUid(String result) {
		return new SQLiteEvent(SqlModificationType.INSERT, null, null, result);
	}

	/**
	 * Creates the update.
	 *
	 * @param result
	 *            the result
	 * @return the SQ lite event
	 */
	public static SQLiteEvent createUpdate(long result) {
		return new SQLiteEvent(SqlModificationType.UPDATE, result, null, null);
	}

	/**
	 * last inserted id
	 */
	private final Long lastInsertedId;

	/**
	 * last inserted uid
	 */
	private final String lastInsertedUid;

	/** The operation type. */
	private final SqlModificationType operationType;

	/**
	 * updated rows
	 */
	private final Long updatedRows;

	/**
	 * Instantiates a new SQ lite event.
	 *
	 * @param operationType
	 *            the operation type
	 * @param value
	 *            the value
	 */
	private SQLiteEvent(SqlModificationType operationType, Long updatedRows, Long lastInsertedId,
			String lastInsertedUid) {
		this.operationType = operationType;
		this.updatedRows = updatedRows;
		this.lastInsertedId = lastInsertedId;
		this.lastInsertedUid = lastInsertedUid;
	}

	public long getLastInsertedId() {
		return lastInsertedId;
	}

	public String getLastInsertedUid() {
		return lastInsertedUid;
	}

	public SqlModificationType getOperationType() {
		return operationType;
	}

	public Long getUpdatedRows() {
		return updatedRows;
	}

	public boolean hasLastInsertedId() {
		return lastInsertedId != null;
	}

	public boolean hasLastInsertedUid() {
		return lastInsertedUid != null;
	}

	public boolean hasUpdatedRows() {
		return updatedRows != null;
	}
}