/*
 * Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
 * Click nbfs://nbhost/SystemFileSystem/Templates/JSP_Servlet/Servlet.java to edit this template
 */
package br.edu.ifpr.ifprlovers.controllers;

import br.edu.ifpr.ifprlovers.entities.User;
import br.edu.ifpr.ifprlovers.models.UserModel;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author jvolima
 */
@WebServlet(name = "DisplayImage", urlPatterns = {"/DisplayImage"})
public class DisplayImage extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType();
        try ( PrintWriter out = response.getWriter()) {
            /* TODO output your page here. You may use following sample code. */
            out.println("<!DOCTYPE html>");
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet DisplayImage</title>");            
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet DisplayImage at " + request.getContextPath() + "</h1>");
            out.println("</body>");
            out.println("</html>");
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        int id = Integer.parseInt(request.getParameter("id"));
        
        UserModel model = new UserModel();
        
        try {
            User u = model.findUserById(id);
            
            response.setContentType(u.getImageType());
            response.getOutputStream().write(u.getImage());
            
            
        } catch (SQLException ex) {
            Logger.getLogger(DisplayImage.class.getName()).log(Level.SEVERE, null, ex);
        }
        
        
        
    }

    
}
