package servlet.admin;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import javabean.Admin;
import javabean.Common;
import javabean.Util;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;

/**
 * Servlet implementation class BookList
 */
@WebServlet("/admin/bookList")
public class BookList extends HttpServlet {
       
	@Override
	protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
		resp.setContentType("application/json; charset=utf8");
    	JSONObject json = new JSONObject();
    	String result = null;
    	Map<String, Object> map = null;
    	int code = 1;
    	String msg = "";
    	String data = "";
    	String page = (String) req.getParameter("page");
    	String limit = (String) req.getParameter("limit");
    	String condition = (String) req.getParameter("condition");
    	String conditionValue = (String) req.getParameter("conditionValue");
    	Map where = new HashMap<String, String>();
    	//System.out.println(condition +"" +conditionValue);
    	// 传输数据过滤
    	if(page == null) {
    		page = "1";
    	}
    	if(limit == null) {
    		limit = "10";
    	}
    	if(condition == null || conditionValue == null || condition.isEmpty() || conditionValue.isEmpty()) {
    		condition = null;
    		conditionValue = null;
    	}else {
    		where.put("condition", condition);
    		where.put("conditionValue", conditionValue);
    	}
    	Admin admin = new Admin();
    	try {
			map = admin.getBookList(page, limit, where);
			result = (String) map.get("data");
		} catch (ClassNotFoundException | SQLException e) {
			msg =  "数据库获取信息失败";
		}
    	
    	if(result == null || result.isEmpty() || result.equals("1")) {
    		json.put("code", 1);
    		json.put("msg", "数据为空");
    	} else {
    		json.put("code", 0);
    		json.put("msg", "success");
			json.put("count", map.get("count"));
    		result = "[" +result +"]";
    		json.put("data", result);
    	}
    	
    	PrintWriter out = resp.getWriter();
    	out.print(json.toString());
    	//out.print("{\"code\":0,\"msg\":\"\",\"count\":10,\"data\":[{\"id\":10000,\"name\":\"夏洛特的烦恼\",\"library_name\":\"南图\",\"sort_id\":\"言情\",\"position_id\":\"sdf\",\"state\":\"借出\",\"descript\":\"好看\",\"operate\":\"234\"},{\"id\":10000,\"name\":\"夏洛特的烦恼\",\"library_name\":\"南图\",\"sort_id\":\"言情\",\"position_id\":\"sdf\",\"state\":\"借出\",\"descript\":\"好看\",\"operate\":\"234\"},{\"id\":10000,\"name\":\"夏洛特的烦恼\",\"library_name\":\"南图\",\"sort_id\":\"言情\",\"position_id\":\"sdf\",\"state\":\"借出\",\"descript\":\"好看\",\"operate\":\"234\"},{\"id\":10010,\"name\":\"夏洛特的烦恼\",\"library_name\":\"南图\",\"sort_id\":\"言情\",\"position_id\":\"sdf\",\"state\":\"借出\",\"descript\":\"好看\",\"operate\":\"234\"}]}");
	}
	
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    	doGet(req, resp);
    }
}               