/**
 *    Copyright 2015-2019 the original author or authors.
 *
 *    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 org.apache.mybatis.jpa.starter;

import java.io.IOException;
import java.util.Optional;
import java.util.Properties;
import java.util.stream.Stream;

import org.apache.ibatis.scripting.LanguageDriver;
import org.apache.ibatis.session.Configuration;
import org.apache.ibatis.session.ExecutorType;

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.context.properties.NestedConfigurationProperty;
import org.springframework.core.io.Resource;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.core.io.support.ResourcePatternResolver;

/**
 * Configuration properties for MyBatis.
 *
 * @author Eddú Meléndez
 * @author Kazuki Shimizu
 */
@ConfigurationProperties(prefix = MybatisProperties.MYBATIS_PREFIX)
public class MybatisProperties {

  public static final String MYBATIS_PREFIX = "mybatis";

  private static final ResourcePatternResolver resourceResolver = new PathMatchingResourcePatternResolver();

  /**
   * Location of MyBatis xml config file.
   */
  private String configLocation;

  /**
   * Locations of MyBatis mapper files.
   */
  private String[] mapperLocations;

  /**
   * Packages to search type aliases. (Package delimiters are ",; \t\n")
   */
  private String typeAliasesPackage;

  private String dialect;
  
  private boolean tableColumnEscape;
  
  private String tableColumnEscapeChar;
  
  private String tableColumnCase;
  
  private int tableColumnSnowflakeDatacenterId;
  
  private int tableColumnSnowflakeMachineId;
  
  /**
   * The super class for filtering type alias. If this not specifies, the MyBatis deal as type alias all classes that
   * searched from typeAliasesPackage.
   */
  private Class<?> typeAliasesSuperType;

  /**
   * Packages to search for type handlers. (Package delimiters are ",; \t\n")
   */
  private String typeHandlersPackage;

  /**
   * Indicates whether perform presence check of the MyBatis xml config file.
   */
  private boolean checkConfigLocation = false;

  /**
   * Execution mode for {@link org.mybatis.spring.SqlSessionTemplate}.
   */
  private ExecutorType executorType;

  /**
   * The default scripting language driver class. (Available when use together with mybatis-spring 2.0.2+)
   */
  private Class<? extends LanguageDriver> defaultScriptingLanguageDriver;

  /**
   * Externalized properties for MyBatis configuration.
   */
  private Properties configurationProperties;

  /**
   * A Configuration object for customize default settings. If {@link #configLocation} is specified, this property is
   * not used.
   */
  @NestedConfigurationProperty
  private Configuration configuration;

  /**
   * @since 1.1.0
   */
  public String getConfigLocation() {
    return this.configLocation;
  }

  /**
   * @since 1.1.0
   */
  public void setConfigLocation(String configLocation) {
    this.configLocation = configLocation;
  }

  public String[] getMapperLocations() {
    return this.mapperLocations;
  }

  public void setMapperLocations(String[] mapperLocations) {
    this.mapperLocations = mapperLocations;
  }

  public String getTypeHandlersPackage() {
    return this.typeHandlersPackage;
  }

  public void setTypeHandlersPackage(String typeHandlersPackage) {
    this.typeHandlersPackage = typeHandlersPackage;
  }

  public String getTypeAliasesPackage() {
    return this.typeAliasesPackage;
  }

  public void setTypeAliasesPackage(String typeAliasesPackage) {
    this.typeAliasesPackage = typeAliasesPackage;
  }

  /**
   * @since 1.3.3
   */
  public Class<?> getTypeAliasesSuperType() {
    return typeAliasesSuperType;
  }

  /**
   * @since 1.3.3
   */
  public void setTypeAliasesSuperType(Class<?> typeAliasesSuperType) {
    this.typeAliasesSuperType = typeAliasesSuperType;
  }

  public boolean isCheckConfigLocation() {
    return this.checkConfigLocation;
  }

  public void setCheckConfigLocation(boolean checkConfigLocation) {
    this.checkConfigLocation = checkConfigLocation;
  }

  public ExecutorType getExecutorType() {
    return this.executorType;
  }

  public void setExecutorType(ExecutorType executorType) {
    this.executorType = executorType;
  }

  /**
   * @since 2.1.0
   */
  public Class<? extends LanguageDriver> getDefaultScriptingLanguageDriver() {
    return defaultScriptingLanguageDriver;
  }

  /**
   * @since 2.1.0
   */
  public void setDefaultScriptingLanguageDriver(Class<? extends LanguageDriver> defaultScriptingLanguageDriver) {
    this.defaultScriptingLanguageDriver = defaultScriptingLanguageDriver;
  }

  /**
   * @since 1.2.0
   */
  public Properties getConfigurationProperties() {
    return configurationProperties;
  }

  /**
   * @since 1.2.0
   */
  public void setConfigurationProperties(Properties configurationProperties) {
    this.configurationProperties = configurationProperties;
  }

  public Configuration getConfiguration() {
    return configuration;
  }

  public void setConfiguration(Configuration configuration) {
    this.configuration = configuration;
  }

  public Resource[] resolveMapperLocations() {
    return Stream.of(Optional.ofNullable(this.mapperLocations).orElse(new String[0]))
        .flatMap(location -> Stream.of(getResources(location))).toArray(Resource[]::new);
  }

  private Resource[] getResources(String location) {
    try {
      return resourceResolver.getResources(location);
    } catch (IOException e) {
      return new Resource[0];
    }
  }

  public boolean isTableColumnEscape() {
      return tableColumnEscape;
  }

  public void setTableColumnEscape(boolean tableColumnEscape) {
      this.tableColumnEscape = tableColumnEscape;
  }

  public String getTableColumnEscapeChar() {
      return tableColumnEscapeChar;
  }

  public void setTableColumnEscapeChar(String tableColumnEscapeChar) {
      this.tableColumnEscapeChar = tableColumnEscapeChar;
  }




public String getTableColumnCase() {
	return tableColumnCase;
}

public void setTableColumnCase(String tableColumnCase) {
	this.tableColumnCase = tableColumnCase;
}

public int getTableColumnSnowflakeDatacenterId() {
	return tableColumnSnowflakeDatacenterId;
}

public void setTableColumnSnowflakeDatacenterId(int tableColumnSnowflakeDatacenterId) {
	this.tableColumnSnowflakeDatacenterId = tableColumnSnowflakeDatacenterId;
}

public int getTableColumnSnowflakeMachineId() {
	return tableColumnSnowflakeMachineId;
}

public void setTableColumnSnowflakeMachineId(int tableColumnSnowflakeMachineId) {
	this.tableColumnSnowflakeMachineId = tableColumnSnowflakeMachineId;
}

public String getDialect() {
      return dialect;
  }

  public void setDialect(String dialect) {
      this.dialect = dialect;
  }

}