unicenta-opos/src/main/java/com/unicenta/pos/sales/restaurant/RestaurantDBUtils.java

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package com.unicenta.pos.sales.restaurant;

import com.unicenta.data.loader.Session;
import com.unicenta.pos.forms.AppView;
import com.unicenta.pos.forms.DataLogicSystem;
import lombok.extern.slf4j.Slf4j;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.Timestamp;

/**
 *
 * @author JDL
 */
@Slf4j
public class RestaurantDBUtils {
    private Session s;
    private Connection con;  
    private Statement stmt;
    private PreparedStatement pstmt;
    private String SQL;
    private ResultSet rs;
    private AppView m_App;

    protected DataLogicSystem dlSystem;

    /**
     *
     * @param oApp
     */
    public RestaurantDBUtils(AppView oApp) {
        m_App=oApp;
        
        try{
            s=m_App.getSession();
            con=s.getConnection();                      
        } catch (SQLException e){ 
        }
    }

    /**
     *
     * @param newTable
     * @param ticketID
     */
    public void moveCustomer(String newTable, String ticketID){
      String oldTable=getTableDetails(ticketID); 

        if (countTicketIdInTable(ticketID)>1){
            setCustomerNameInTable(getCustomerNameInTable(oldTable),newTable);
            setWaiterNameInTable(getWaiterNameInTable(oldTable),newTable);  
            setTicketIdInTable(ticketID,newTable);
            setGuestsInTable(getGuestsInTable(oldTable),newTable);
            
            

            oldTable = getTableMovedName(ticketID);  
            if ((oldTable != null) && (oldTable != newTable)){
                clearCustomerNameInTable(oldTable);
                clearWaiterNameInTable(oldTable); 
                clearTicketIdInTable(oldTable);
                clearTableMovedFlag(oldTable);
            } else {
                oldTable = getTableMovedName(ticketID);
                clearTableMovedFlag(oldTable);                    
            }      
        }
  }

    /**
     *
     * @param custName
     * @param tableName
     */
    public void setCustomerNameInTable(String custName, String tableName){
        try{
            SQL = "UPDATE places SET CUSTOMER=? WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,custName); 
            pstmt.setString(2,tableName);    
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param custName
     * @param tableID
     */
    public void setCustomerNameInTableById(String custName, String tableID){
        try{
            SQL = "UPDATE places SET CUSTOMER=? WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,custName); 
            pstmt.setString(2,tableID);    
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param custName
     * @param ticketID
     */
    public void setCustomerNameInTableByTicketId(String custName, String ticketID){
        try{
            SQL = "UPDATE places SET CUSTOMER=? WHERE TICKETID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,custName); 
            pstmt.setString(2,ticketID);    
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
}

    /**
     *
     * @param tableName
     * @return
     */
    public String getCustomerNameInTable(String tableName){
        try{
            SQL = "SELECT customer FROM places WHERE NAME='"+ tableName + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);

            if (rs.next()){
                String customer =rs.getString("CUSTOMER");
                return(customer); 
            }    
        }catch(SQLException e){
        }   
        
        return "";
  }

    /**
     *
     * @param tableId
     * @return
     */
    public String getCustomerNameInTableById(String tableId){
        try{
            SQL = "SELECT customer FROM places WHERE ID='"+ tableId + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);
            if (rs.next()){
                String customer =rs.getString("CUSTOMER");
                return(customer); }    
        }catch(SQLException e){
        }   

        return "";
  }

    /**
     *
     * @param tableName
     */
    public void clearCustomerNameInTable(String tableName){
        try{
            SQL = "UPDATE places SET CUSTOMER=null WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableName);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param tableID
     */
    public void clearCustomerNameInTableById(String tableID){
        try{
            SQL = "UPDATE places SET CUSTOMER=null WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param waiterName
     * @param tableName
     */
    public void setWaiterNameInTable(String waiterName, String tableName){
        try{
            SQL = "UPDATE places SET WAITER=? WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,waiterName); 
            pstmt.setString(2,tableName);    
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }
  
    /**
     *
     * @param waiterName
     * @param tableID
     */
    public void setWaiterNameInTableById(String waiterName, String tableID){
        try{
            SQL = "UPDATE places SET WAITER=? WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,waiterName); 
            pstmt.setString(2,tableID);    
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param tableName
     * @return
     */
    public String getWaiterNameInTable(String tableName){
        try{
            SQL = "SELECT waiter FROM places WHERE NAME='"+ tableName + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);

            if (rs.next()){
                String waiter =rs.getString("WAITER");
                return(waiter);
            }    
        }catch(SQLException e){
        }   

       return "";
    }

    /**
     *
     * @param tableID
     * @return
     */
    public String getWaiterNameInTableById(String tableID){
        try{
            SQL = "SELECT waiter FROM places WHERE ID='"+ tableID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);

            if (rs.next()){
                String waiter =rs.getString("WAITER");
                return(waiter);
            }    
        }catch(SQLException e){
        }   

        return "";
    }

    /**
     *
     * @param tableName
     */
    public void clearWaiterNameInTable(String tableName){
        try{
            SQL = "UPDATE places SET WAITER=null WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableName);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param tableID
     */
    public void clearWaiterNameInTableById(String tableID){
        try{
            SQL = "UPDATE places SET WAITER=null WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
            
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param ID
     * @return
     */
    public String getTicketIdInTable(String ID){
        try{
            SQL = "SELECT TICKETID FROM places WHERE ID='"+ ID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);
        
            if (rs.next()){
              return(rs.getString("TICKETID"));
            }    
        }catch(SQLException e){
          log.error("Error running SQL: {}{}", SQL, e.getMessage());
        }

        return "";
    }  

    /**
     *
     * @param TicketID
     * @param tableName
     */
    public void setTicketIdInTable(String TicketID, String tableName){
        try{
//            SQL = "UPDATE places SET TICKETID=?, GUESTS=SEATS WHERE NAME=?";
            SQL = "UPDATE places SET TICKETID=? WHERE NAME=?";            
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,TicketID); 
            pstmt.setString(2,tableName);    
            pstmt.executeUpdate();
            
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param tableName
     */
    public void clearTicketIdInTable(String tableName){
        try{
//            SQL = "UPDATE places SET TICKETID=null WHERE NAME=?";
            SQL = "UPDATE places SET TICKETID=null, OCCUPIED=null WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableName);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }

        clearGuestsInTable(tableName);
        
    }

    /**
     *
     * @param tableID
     */
    public void clearTicketIdInTableById(String tableID){
        try{
            SQL = "UPDATE places SET TICKETID=null WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
            
        }catch(SQLException e){
        }
    }
    
    /**
     *
     * @param tableID
     * @return
     */
    public Integer getGuestsInTable(String tableID){
        try{
            SQL = "SELECT guests FROM places WHERE ID='"+ tableID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);
    
            if (rs.next()){
                Integer guests =rs.getInt("GUESTS");
                return(guests);
            }    
        }catch(SQLException e){
        }
    
        return 0;        
    }
    
    /**
     *
     * @param guests
     * @param tableID
     */
    public void setGuestsInTable(Integer guests, String tableID){
        try{
            SQL = "UPDATE places SET GUESTS=? WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setInt(1,guests); 
            pstmt.setString(2,tableID);    
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }
    
    /**
     *
     * @param tableID
     * @return
     */
    public Integer updateGuestsInTable(String tableID){
        try{
            SQL = "SELECT guests FROM places WHERE ID='"+ tableID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);
    
            if (rs.next()){
                Integer guests =rs.getInt("GUESTS");
                return(guests);
            }    
        }catch(SQLException e){
        }
    
        return 0;        
    }     

    /**
     *
     * @param tableID
    */
    public void clearGuestsInTable(String tableID){
        try{
            SQL = "UPDATE places SET guests=0 WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }
    /**
     *
     * @param table
    */
    public void clearGuestsTable(String table){
        try{
            SQL = "UPDATE places SET guests=0 WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,table);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }    
   
    /**
     *
     * @param tableID
    */
    public void clearOccupied(String tableID){
        try{
            SQL = "UPDATE places SET occupied=null WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
        }catch(SQLException e){
            
        }
    }
    /**
     *
     * @param table
    */
    public void clearOccupiedTable(String table){
        try{
            SQL = "UPDATE places SET occupied=null WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,table);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }    
    /**
     *
     * @param tableID
     * @return
     */
    public Timestamp getOccupied(String tableID){
        try{
            SQL = "SELECT occupied FROM places WHERE ID='"+ tableID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);

            if (rs.next()){
                Timestamp occupied =rs.getTimestamp("OCCUPIED");
                return(occupied);
            } 
        }catch(SQLException e){
        }
    
        return null;        
    }  
    
    /**
     *
     * @param ticketID
    */
    public void setOccupied(String ticketID){
        try{
            SQL = "UPDATE places SET occupied=NOW() WHERE TICKETID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,ticketID);                 
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }
    
    /**
     *
     * @param ticketID
     * @return
    */
    public Integer countTicketIdInTable(String ticketID){
        try{
            SQL = "SELECT COUNT(*) AS RECORDCOUNT FROM places WHERE TICKETID='"+ ticketID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);
    
            if (rs.next()){
                Integer count =rs.getInt("RECORDCOUNT");
                return(count);
            }    
        }catch(SQLException e){
        }
    
        return 0;
    }

    /**
     *
     * @param ticketID
     * @return
     */
    public String getTableDetails (String ticketID){
        try{
            SQL = "SELECT NAME FROM places WHERE TICKETID='"+ ticketID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);

            if (rs.next()){
                String name =rs.getString("NAME");
                return(name);
            }    
        }catch(SQLException e){
        }
    
        return "";
    }

    public String getTableId (String nameOfTable){
      try{
        SQL = "SELECT ID FROM places WHERE NAME='"+ nameOfTable + "'";
        stmt = con.createStatement();
        rs = stmt.executeQuery(SQL);

        if (rs.next()){
          return(rs.getString("ID"));
        }
      }catch(SQLException e){
        log.error("Error running SQL: {}{}", SQL, e.getMessage());
      }
      return "";
    }

    /**
     *
     * @param tableID
     */
    public void setTableMovedFlag (String tableID){
        try{
            SQL = "UPDATE places SET TABLEMOVED='true' WHERE ID=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }

    /**
     *
     * @param ticketID
     * @return
     */
    public String getTableMovedName (String ticketID){
        try{
            SQL = "SELECT NAME FROM places WHERE TICKETID='"+ ticketID + "' AND TABLEMOVED ='true'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);

            if (rs.next()){
                String name =rs.getString("NAME");
                return(name);
            }    
        }catch(SQLException e){
        }
        
        return null;
    }  

    /**
     *
     * @param ticketID
     * @return
     */
    public Boolean getTableMovedFlag (String ticketID){
        try{
            SQL = "SELECT TABLEMOVED FROM places WHERE TICKETID='"+ ticketID + "'";   
            stmt = (Statement) con.createStatement();  
            rs = stmt.executeQuery(SQL);
            
            if (rs.next()){
                return(rs.getBoolean("TABLEMOVED"));
            }    
        }catch(SQLException e){
        }
        
        return (false);
    }

    /**
     *
     * @param tableID
     */
    public void clearTableMovedFlag (String tableID){
        try{
            SQL = "UPDATE places SET TABLEMOVED='false' WHERE NAME=?";
            pstmt=con.prepareStatement(SQL);
            pstmt.setString(1,tableID);     
            pstmt.executeUpdate();
        }catch(SQLException e){
        }
    }  
}