package de.hsadmin.mods.db;

import java.io.Serializable;

import javax.persistence.DiscriminatorValue;
import javax.persistence.Entity;

import de.hsadmin.core.model.AnnModuleImpl;
import de.hsadmin.core.model.SearchFilter;
import de.hsadmin.mods.pac.Pac;

@Entity(name = "MySqlDatabases")
@DiscriminatorValue("mysql")
@SearchFilter("obj.instance = 'mysql' AND (" + "	obj.pac = :loginUserPac OR "
		+ "	obj.pac.customer.memberCode = :loginUserName )")
@AnnModuleImpl(de.hsadmin.mods.db.MySqlDatabaseModuleImpl.class)
public class MySqlDatabase extends Database implements Serializable {
	
	private static final long serialVersionUID = 2862112440807946042L;

	public MySqlDatabase() {
		setInstance("mysql");
		setEncoding("UTF-8");
	}

	public MySqlDatabase(Pac pac, String name, String owner, String encoding) {
		super("mysql", pac, name, owner, encoding);
	}

	public String getSystemEncoding() {
		String sysEnc = getEncoding().toLowerCase().replaceAll("-", "");
		return sysEnc;
	}

	@Override
	public Class<? extends DatabaseUser> getSqlUserClass() {
		return MySqlUser.class;
	}

	public static String createQueryFromStringKey(String humanKey) {
		return "obj.name='" + humanKey + "'";
	}

	public static String restriction() {
		return "obj.instance='mysql' AND ( " + Database.restriction() + " )";
	}

}