Coverage Summary for Class: UserService (com.app.SuperMarketSystem.service)

1 package com.app.SuperMarketSystem.service;
2 
3 import com.app.SuperMarketSystem.dto.ApiResponse;
4 import com.app.SuperMarketSystem.model.Order;
5 import com.app.SuperMarketSystem.model.User;
6 import com.app.SuperMarketSystem.repository.UserRepository;
7 import org.springframework.beans.factory.annotation.Autowired;
8 import org.springframework.http.HttpStatus;
9 import org.springframework.stereotype.Service;
10 
11 import java.util.List;
12 
13 @Service
14 public class UserService {
15     private final UserRepository userRepository;
16 
17     @Autowired
18     public UserService(UserRepository userRepository) {
19         this.userRepository = userRepository;
20     }
21 
22     public ApiResponse findAllUsers() {
23         ApiResponse apiResponse = new ApiResponse();
24         try {
25             List<User> userList = userRepository.findAll();
26             if (userList.isEmpty()) {
27                 apiResponse.setMessage("No users found within the database");
28                 apiResponse.setStatus(HttpStatus.NOT_FOUND.value());
29                 apiResponse.setData(null);
30             } else {
31                 apiResponse.setMessage("Successfully fetched users from within database");
32                 apiResponse.setData(userList);
33                 apiResponse.setStatus(HttpStatus.OK.value());
34             }
35             return apiResponse;
36         } catch (Exception e) {
37             apiResponse.setMessage(e.getMessage());
38             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
39             return apiResponse;
40         }
41     }
42 
43     public ApiResponse addNewUser(User user) {
44         ApiResponse apiResponse = new ApiResponse();
45         try {
46             userRepository.save(user);
47             apiResponse.setMessage("Successfully added user within the database");
48             apiResponse.setData(user);
49             apiResponse.setStatus(HttpStatus.OK.value());
50             return apiResponse;
51         } catch (Exception e) {
52             apiResponse.setMessage(e.getMessage());
53             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
54             return apiResponse;
55         }
56     }
57 
58     public ApiResponse deleteUserById(Integer userId) {
59         ApiResponse apiResponse = new ApiResponse();
60         try {
61             User user = userRepository.getById(userId);
62             if (null != user) {
63                 user.setOrders(null);
64                 userRepository.delete(user);
65                 apiResponse.setStatus(HttpStatus.OK.value());
66                 apiResponse.setMessage("Successfully deleted user from within the database");
67             } else {
68                 apiResponse.setStatus(HttpStatus.NOT_FOUND.value());
69                 apiResponse.setMessage("No such user found against this ID");
70             }
71             apiResponse.setData(null);
72             return apiResponse;
73         } catch (Exception e) {
74             apiResponse.setMessage(e.getMessage());
75             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
76             return apiResponse;
77         }
78     }
79 
80     public ApiResponse deleteUser(User user) {
81         ApiResponse apiResponse = new ApiResponse();
82         try {
83             userRepository.delete(user);
84             apiResponse.setStatus(HttpStatus.OK.value());
85             apiResponse.setMessage("Successfully deleted user from within the database");
86             apiResponse.setData(null);
87             return apiResponse;
88         } catch (Exception e) {
89             apiResponse.setMessage(e.getMessage());
90             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
91             return apiResponse;
92         }
93     }
94 
95     public ApiResponse updateUser(User updatedUser) {
96         ApiResponse apiResponse = new ApiResponse();
97         try {
98             User existingUser = userRepository.getById(updatedUser.getId());
99             if (null != existingUser) {
100                 userRepository.save(updatedUser);
101                 apiResponse.setMessage("Successfully updated user within the database");
102                 apiResponse.setData(updatedUser);
103                 apiResponse.setStatus(HttpStatus.OK.value());
104             } else {
105                 apiResponse.setStatus(HttpStatus.NOT_FOUND.value());
106                 apiResponse.setMessage("No such user found against this ID");
107                 apiResponse.setData(null);
108             }
109             return apiResponse;
110 
111         } catch (Exception e) {
112             apiResponse.setMessage(e.getMessage());
113             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
114             return apiResponse;
115         }
116     }
117 
118     public ApiResponse getUserById(Integer userId) {
119         ApiResponse apiResponse = new ApiResponse();
120         try {
121             User user = userRepository.getById(userId);
122             if (null != user) {
123                 apiResponse.setStatus(HttpStatus.OK.value());
124                 apiResponse.setMessage("Successful");
125                 apiResponse.setData(user);
126             } else {
127                 apiResponse.setData(null);
128                 apiResponse.setStatus(HttpStatus.NOT_FOUND.value());
129                 apiResponse.setMessage("No such user found within the database");
130             }
131             return apiResponse;
132         } catch (Exception e) {
133             apiResponse.setMessage(e.getMessage());
134             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
135             return apiResponse;
136         }
137     }
138 
139     public ApiResponse getOrdersByUserId(Integer userId) {
140         ApiResponse apiResponse = new ApiResponse();
141         try {
142             User user = userRepository.getById(userId);
143             if (null != user) {
144                 List<Order> orders = user.getOrders();
145                 if (orders.isEmpty()) {
146                     apiResponse.setStatus(HttpStatus.NOT_FOUND.value());
147                     apiResponse.setMessage("No orders made yet by this user");
148                 } else {
149                     apiResponse.setStatus(HttpStatus.OK.value());
150                     apiResponse.setMessage("These are the orders made by the user");
151                 }
152                 apiResponse.setData(orders);
153             } else {
154                 apiResponse.setData(null);
155                 apiResponse.setStatus(HttpStatus.NOT_FOUND.value());
156                 apiResponse.setMessage("No such user found against this ID within the database");
157             }
158             return apiResponse;
159         } catch (Exception e) {
160             apiResponse.setMessage(e.getMessage());
161             apiResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
162             return apiResponse;
163         }
164     }
165 }