package com.myapp.spring.config;

import java.util.Calendar;
import java.util.Date;
import java.util.Properties;

import javax.persistence.EntityManagerFactory;
import javax.sql.DataSource;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Conditional;
import org.springframework.context.annotation.Configuration;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.datasource.DriverManagerDataSource;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
import org.springframework.scheduling.TaskScheduler;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.scheduling.concurrent.ConcurrentTaskScheduler;
import org.springframework.transaction.PlatformTransactionManager;

@Configuration()
@ComponentScan(basePackages="com.myapp.spring")

public class AppConfig {



	@Bean
	public DataSource dataSource() {
	DriverManagerDataSource dataSource=new DriverManagerDataSource();
	dataSource.setDriverClassName("com.mysql.jdbc.Driver");
	dataSource.setUrl("jdbc:mysql://localhost:3306/hibernatespring");
	dataSource.setUsername("admin");
	dataSource.setPassword("admin");
	return dataSource;

	}

	@Bean
	public Properties jpaProperties() {
		Properties properties=new Properties();
		properties.put("hibernate.hbm2ddl.auto", "update");
		properties.put("hibernate.show_sql", "true");
		return properties;
	}

	// Spring Provided Class and implements EntityManagerFactory of JPA
	@Bean(name="entityManagerFactory")
	@Autowired
	public LocalContainerEntityManagerFactoryBean entityManagerFactory(
			DataSource dataSource,Properties jpaProperties) {
		LocalContainerEntityManagerFactoryBean emf=
				new LocalContainerEntityManagerFactoryBean();
		emf.setDataSource(dataSource);
		emf.setJpaVendorAdapter(new HibernateJpaVendorAdapter());
		emf.setPackagesToScan("com.myapp.spring.hibernate.model");
		emf.setJpaProperties(jpaProperties);
		emf.setPersistenceUnitName("default");
		emf.afterPropertiesSet();
		return emf;



	}

	@Bean
	@Autowired
	public PlatformTransactionManager transactionManager(
			EntityManagerFactory entityManagerFactory) {
		return new JpaTransactionManager(entityManagerFactory);
	}




}