package com.trade.controller;


import java.util.List;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.ModelMap;
import org.springframework.web.bind.annotation.RequestMapping;
import com.trade.model.Employee;
import com.trade.model.Page;
import com.trade.model.Sales;
import com.trade.model.Stock;
import com.trade.service.EmployeeService;
import com.trade.service.SalesService;
import com.trade.service.StockService;
import com.trade.util.PageUtils;

@Controller
public class EmployeeController {
	@Autowired
	private EmployeeService employeeService;
	@Autowired
	private SalesService salesService;
	@Autowired
	private StockService stockService;
	
	@RequestMapping("queryEmployeeBypage.do")
	public String queryEmployeeBypage(Employee employee,Page page,ModelMap model){
		page.setMaxRows(5);
		List<Employee> list = employeeService.queryByEmployee(employee);
		page.setStart(PageUtils.getPage(page.getPageNumber(), page.getTotalPage(), list.size(), page.getMaxRows()));
		page.setTotalPage(PageUtils.getTotalPage(page.getPageNumber(), page.getTotalPage(), list.size(), page.getMaxRows()));
		List<Employee> employeeList = employeeService.queryByList(page, employee);
		model.put("page", page);
		model.put("employeeList", employeeList);
		model.put("employee", employee);
		return "/empList";
	}
	
	@RequestMapping("queryEmployeeBypage1.do")
	public String queryEmployeeBypage1(Page page,ModelMap model){
		Employee employee = new Employee();
		page.setMaxRows(5);
		List<Employee> list = employeeService.queryByEmployee(employee);
		page.setStart(PageUtils.getPage(page.getPageNumber(), page.getTotalPage(), list.size(), page.getMaxRows()));
		page.setTotalPage(PageUtils.getTotalPage(page.getPageNumber(), page.getTotalPage(), list.size(), page.getMaxRows()));
		List<Employee> employeeList = employeeService.queryByList(page, employee);
		model.put("page", page);
		model.put("employeeList", employeeList);
		model.put("employee", employee);
		return "/empList";
	}
	
	@RequestMapping("addEmployee.do")
	public String addEmployee(Employee employee,HttpServletRequest request){
		employeeService.save(employee);
		return "redirect:/queryEmployeeBypage.do";
	}
	
	@RequestMapping("updateEmployee.do")
	public String updateEmployee(Employee employee,HttpServletRequest request){
		employeeService.update(employee);
		return "redirect:/queryEmployeeBypage.do";
	}
	
	@RequestMapping("deleteEmployeeByid.do")
	public String deleteEmployeeByid(Employee employee, ModelMap model){
		employee = employeeService.queryById(employee.getEmployeeid());
		if(employee.getEmployeerole().equals(1)){
			model.put("resultMessage", "管理员不能删除");
		}else{
			Sales sales = new Sales();
			sales.setEmployeeid(employee.getEmployeeid());
			Stock stock = new Stock();
			stock.setEmployeeid(employee.getEmployeeid());
			if(salesService.queryBySales(sales).size() !=0 || stockService.queryByStock(stock).size() !=0){
				model.put("resultMessage", "员工有正在操作的订单，不能删除");
			}else{
				employeeService.deleteById(employee.getEmployeeid());
				model.put("resultMessage", "删除成功");
			}
		}
		return "forward:/queryEmployeeBypage1.do";
	}
	
	@RequestMapping("login.do")
	public String login(Employee employee, HttpSession session,ModelMap model){
		if(employee.getEmployeename().equals("") || employee.getEmployeepass().equals("")){
			model.put("resultMessage", "用户名和密码不能为空");
			return "index";
		}
		List<Employee> emplList = employeeService.queryByEmployee(employee);
		if(emplList.size() > 0){
			employee = emplList.get(0);
			session.setAttribute("emp", employee);
			return "main";
		}else{
			model.put("resultMessage", "用户名或密码错误");
			return "index";
		}
	}
	
	@RequestMapping("logout.do")
	public String logout(HttpSession session,ModelMap model){
		session.invalidate();
		return "index";
	}
}