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84
Hotel
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@ -1,84 +0,0 @@
package com.power.travel.model;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.Table;
import java.util.Date;
@Entity
@Table(name = "hotel")
public class Hotel {
@Id
@Column(name = "id")
private String id;
@Column(name = "image")
private String image;
@Column(name = "hotelName")
private String name;
@Column(name = "hotelAddress")
private String address;
@Column(name = "hotelDescribe")
private String describe;
@Column(name = "HotelStatus")
private Integer status;
@Column(name = "createDate")
private Date createDate;
public Date getCreateDate() {
return createDate;
}
public void setCreateDate(Date createDate) {
this.createDate = createDate;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
public Integer getStatus() {
return status;
}
public void setStatus(Integer status) {
this.status = status;
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getImage() {
return image;
}
public void setImage(String image) {
this.image = image;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getDescribe() {
return describe;
}
public void setDescribe(String describe) {
this.describe = describe;
}
}

38
IndexController
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package com.power.travel.controller;
import com.power.travel.model.TravelRoute;
import com.power.travel.service.ReserveService;
import com.power.travel.service.RouteService;
import com.power.travel.service.StrategyService;
import com.power.travel.model.Attractions;
import com.power.travel.model.Hotel;
import com.power.travel.model.TravelStrategy;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import java.util.List;
//@Controller：这是一个Spring MVC的注解，它表示这个类是一个控制器类，用于处理用户的请求
@Controller
public class IndexController {
@Autowired
private ReserveService reserveService;
@Autowired
private RouteService routeService;
@Autowired
private StrategyService strategyService;
// index(Model model)：这是IndexController类的一个方法，它用于处理用户访问首页的请求
@RequestMapping("/")
public String index(Model model) {
List<Hotel> top10Hotel = reserveService.getTop10Hotel();
List<Attractions> top10Attractions = reserveService.getTop10Attractions();
List<TravelRoute> top10Route = routeService.findTop10Route();
List<TravelStrategy> top10Strategy = strategyService.findTop10Strategy();
model.addAttribute("top10Strategy",top10Strategy);
model.addAttribute("top10Route", top10Route);
model.addAttribute("top10Hotel", top10Hotel);
model.addAttribute("top10Attractions", top10Attractions);
return "index";
}
}

49
LoginController
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@ -1,49 +0,0 @@
package com.power.travel.controller;
import com.power.travel.core.Result;
import com.power.travel.model.User;
import com.power.travel.service.LoginService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@Controller
public class LoginController {
@Autowired
private LoginService loginService;
@RequestMapping("/loginUI")
public String loginUI() {
return "login/index-login";
}
@RequestMapping("/login")
@ResponseBody
public Result login(Model model, User user, HttpServletResponse response) {
return loginService.login(user, response);
}
@RequestMapping("/logout")
public String logout(HttpServletRequest request, HttpServletResponse response) {
loginService.logout(request, response);
//SpringMVC重定向
return "redirect:/";
}
@RequestMapping("/registerUI")
public String registerUI() {
return "login/index-register";
}
@RequestMapping("/register")
@ResponseBody
public Result register(Model model, User user) {
return loginService.register(user);
}
}

75
LoginService
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package com.power.travel.service;
import com.power.travel.core.Result;
import com.power.travel.core.ResultGenerator;
import com.power.travel.model.User;
import com.power.travel.util.CookieUitl;
import com.power.travel.util.IdGenerator;
import com.power.travel.repository.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
//业务逻辑层
@Service
public class LoginService {
@Autowired
private UserRepository userRepository;
public Result login(User user, HttpServletResponse response) {
User userByUsername = userRepository.findUserByUsername(user.getUsername());
if (userByUsername == null) {
return ResultGenerator.genFailResult("用户名错误!");
} else {
if (user.getPassword().equals(userByUsername.getPassword())) {
Cookie cookie = new Cookie("username", user.getUsername());
cookie.setPath("/");
cookie.setMaxAge(3600);
response.addCookie(cookie);
return ResultGenerator.genSuccessResult();
} else {
return ResultGenerator.genFailResult("密码错误!");
}
}
}
public void logout(HttpServletRequest request, HttpServletResponse response) {
Cookie cookie = CookieUitl.get(request, "username");
if(cookie != null){
CookieUitl.set(response,"username",null,0);
}
// String value = null;
//
// Cookie[] cookies = request.getCookies();
// if (cookies == null){
// System.out.println("error");
// }else{
// for (int i = 0;i<cookies.length;i++){
// if(cookies[i].getName().equals("root")){
// value = cookies[i].getValue();
// }
// }
// }
//
// Cookie cookie = new Cookie("username",value);
// cookie.setMaxAge(-1);
}
public Result register(User user) {
User userByUsername = userRepository.findUserByUsername(user.getUsername());
if(userByUsername != null){
return ResultGenerator.genFailResult("用户名重复!");
}
//Todo 这里有一个事务操作
user.setId(IdGenerator.id());
userRepository.save(user);
return ResultGenerator.genSuccessResult();
}
}

207
ReserveService
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@ -1,207 +0,0 @@
package com.power.travel.service;
import com.power.travel.core.Result;
import com.power.travel.core.ResultGenerator;
import com.power.travel.core.ServiceException;
import com.power.travel.model.*;
import com.power.travel.repository.*;
import com.power.travel.util.CookieUitl;
import com.power.travel.util.IdGenerator;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.domain.Pageable;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.thymeleaf.util.StringUtils;
import javax.persistence.criteria.Predicate;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
@Service
public class ReserveService {
@Autowired
private HotelRepository hotelRepository;
@Autowired
private AttractionsRepository attractionsRepository;
@Autowired
private UserRepository userRepository;
@Autowired
private UserHotelRepository userHotelRepository;
@Autowired
private UserAttractionsRepository userAttractionsRepository;
public Page<Hotel> reserveHotelListUI(String searchName, Pageable pageable) {
//查询启用的酒店列表
Page<Hotel> hotelPage = hotelRepository.findAll((root, query, cb) -> {
List<Predicate> predicates = new ArrayList<>();
//status状态,查询状态为0,启动的酒店
predicates.add((cb.equal(root.get("status"), 0)));
//酒店name模糊查询
if (!StringUtils.isEmpty(searchName)) {
predicates.add((cb.like(root.get("name"), "%" + searchName + "%")));
}
query.where(predicates.toArray(new Predicate[]{}));
query.orderBy(cb.desc(root.get("createDate")));
return null;
}, pageable);
return hotelPage;
}
public Hotel findHotelById(String id) {
return hotelRepository.findById(id).orElseThrow(() -> new ServiceException("酒店id错误!"));
}
public Page<Attractions> reserveAttractionsListUI(String searchName, Pageable pageable) {
//查询启用的景点列表
Page<Attractions> attractionsPage = attractionsRepository.findAll((root, query, cb) -> {
List<Predicate> predicates = new ArrayList<>();
//status状态,查询状态为0,启动的景点
predicates.add((cb.equal(root.get("status"), 0)));
//景点name模糊查询
if (!StringUtils.isEmpty(searchName)) {
predicates.add((cb.like(root.get("name"), "%" + searchName + "%")));
}
query.where(predicates.toArray(new Predicate[]{}));
query.orderBy(cb.desc(root.get("createDate")));
return null;
}, pageable);
return attractionsPage;
}
public Attractions findAttractionsById(String id) {
return attractionsRepository.findById(id).orElseThrow(() -> new ServiceException("景点id错误!"));
}
public List<UserHotel> getReserveHotelByUser(HttpServletRequest request) {
Cookie cookie = CookieUitl.get(request, "username");
if (cookie == null) {
throw new ServiceException("未能获得正确的用户名");
}
User user = userRepository.findUserByUsername(cookie.getValue());
return userHotelRepository.findUserHotelsByUser(user);
}
@Transactional(rollbackFor = Exception.class)
public Result cancelReserve(HttpServletRequest request, String id) {
Cookie cookie = CookieUitl.get(request, "username");
if (cookie == null) {
throw new ServiceException("用户没有登录!");
}
Hotel hotel = findHotelById(id);
User user = userRepository.findUserByUsername(cookie.getValue());
UserHotel userHotel = userHotelRepository.findUserHotelByHotelAndUser(hotel, user);
//存在值就是取消预约.不存在值就是预约
if (userHotel != null) {
userHotelRepository.delete(userHotel);
} else {
UserHotel newUserHotel = new UserHotel();
newUserHotel.setId(IdGenerator.id());
newUserHotel.setCreateDate(new Date());
newUserHotel.setUser(user);
newUserHotel.setHotel(hotel);
userHotelRepository.saveAndFlush(newUserHotel);
}
return ResultGenerator.genSuccessResult();
}
public Boolean isReserveHotel(HttpServletRequest request, String id) {
Cookie cookie = CookieUitl.get(request, "username");
if (cookie != null) {
User user = userRepository.findUserByUsername(cookie.getValue());
Hotel hotel = findHotelById(id);
UserHotel userHotel = userHotelRepository.findUserHotelByHotelAndUser(hotel, user);
//每个酒店只能预约一次
if (userHotel != null) {
return true;
}
}
return false;
}
public List<UserAttractions> getReserveAttractionsByUser(HttpServletRequest request) {
Cookie cookie = CookieUitl.get(request, "username");
if (cookie == null) {
throw new ServiceException("未能获得正确的用户名");
}
User user = userRepository.findUserByUsername(cookie.getValue());
return userAttractionsRepository.findUserAttractionsByUser(user);
}
@Transactional(rollbackFor = Exception.class)
public Result cancelAttractionsReserve(HttpServletRequest request, String id) {
Cookie cookie = CookieUitl.get(request, "username");
if (cookie == null) {
throw new ServiceException("用户没有登录!");
}
Attractions attractions = findAttractionsById(id);
User user = userRepository.findUserByUsername(cookie.getValue());
UserAttractions userAttractions = userAttractionsRepository.findUserAttractionsByAttractionsAndUser(attractions, user);
//存在值就是取消预约.不存在值就是预约
if (userAttractions != null) {
userAttractionsRepository.delete(userAttractions);
} else {
UserAttractions newUserAttractions = new UserAttractions();
newUserAttractions.setId(IdGenerator.id());
newUserAttractions.setCreateDate(new Date());
newUserAttractions.setUser(user);
newUserAttractions.setAttractions(attractions);
userAttractionsRepository.saveAndFlush(newUserAttractions);
}
return ResultGenerator.genSuccessResult();
}
public Boolean isReserveAttractions(HttpServletRequest request, String id) {
Cookie cookie = CookieUitl.get(request, "username");
if (cookie != null) {
User user = userRepository.findUserByUsername(cookie.getValue());
Attractions attractions = findAttractionsById(id);
UserAttractions userAttractions = userAttractionsRepository.
findUserAttractionsByAttractionsAndUser(attractions, user);
//每个景点只能预约一次
if (userAttractions != null) {
return true;
}
}
return false;
}
public List<Hotel> getTop10Hotel() {
PageRequest pageable = PageRequest.of(0, 10);
//查询启用的酒店列表
Page<Hotel> hotelPage = hotelRepository.findAll((root, query, cb) -> {
List<Predicate> predicates = new ArrayList<>();
//status状态,查询状态为0,启动的酒店
predicates.add((cb.equal(root.get("status"), 0)));
query.where(predicates.toArray(new Predicate[]{}));
query.orderBy(cb.desc(root.get("createDate")));
return null;
}, pageable);
return hotelPage.getContent();
}
public List<Attractions> getTop10Attractions() {
PageRequest pageable = PageRequest.of(0, 10);
Page<Attractions> attractionsPage = attractionsRepository.findAll((root, query, cb) -> {
List<Predicate> predicates = new ArrayList<>();
//status状态,查询状态为0,启动的景点
predicates.add((cb.equal(root.get("status"), 0)));
//景点name模糊查询
query.where(predicates.toArray(new Predicate[]{}));
query.orderBy(cb.desc(root.get("createDate")));
return null;
}, pageable);
return attractionsPage.getContent();
}
}

55
UserCenterService
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@ -1,55 +0,0 @@
package com.power.travel.service;
import com.power.travel.core.Result;
import com.power.travel.core.ResultGenerator;
import com.power.travel.core.ServiceException;
import com.power.travel.model.User;
import com.power.travel.util.CookieUitl;
import com.power.travel.repository.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
@Service
public class UserCenterService {
@Autowired
private UserRepository userRepository;
@Autowired
private LoginService loginService;
public User getUser(HttpServletRequest request) {
Cookie cookie = CookieUitl.get(request, "username");
User user = null;
if (cookie != null) {
user = userRepository.findUserByUsername(cookie.getValue());
} else {
throw new ServiceException("不存在该用户!");
}
return user;
}
public Result centerEdit(User user) {
User oldUser = userRepository.findById(user.getId()).orElseThrow(() -> new ServiceException("用户ID错误!"));
oldUser.setName(user.getName());
userRepository.save(oldUser);
return ResultGenerator.genSuccessResult();
}
public Result centerEditPW(HttpServletRequest request, HttpServletResponse response, String id, String oldPassword, String newPassword) {
User oldUser = userRepository.findById(id).orElseThrow(() -> new ServiceException("用户ID错误!"));
if (!oldUser.getPassword().equals(oldPassword)) {
return ResultGenerator.genFailResult("原始密码错误!");
}
oldUser.setPassword(newPassword);
userRepository.save(oldUser);
//重新登录
loginService.logout(request, response);
return ResultGenerator.genSuccessResult();
}
}

67
UserHotel
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package com.power.travel.model;
import javax.persistence.*;
import java.util.Date;
@Entity
@Table(name = "user_hotel")
public class UserHotel {
@Id
@Column(name = "id")
private String id;
@OneToOne
@JoinColumn(name = "user_id")
private User user;
@OneToOne
@JoinColumn(name = "hotel_id")
private Hotel hotel;
@Column(name = "userHotelDescribe")
private String describe;
@Column(name = "createDate")
private Date createDate;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public User getUser() {
return user;
}
public void setUser(User user) {
this.user = user;
}
public Hotel getHotel() {
return hotel;
}
public void setHotel(Hotel hotel) {
this.hotel = hotel;
}
public String getDescribe() {
return describe;
}
public void setDescribe(String describe) {
this.describe = describe;
}
public Date getCreateDate() {
return createDate;
}
public void setCreateDate(Date createDate) {
this.createDate = createDate;
}
}
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