Feature: Add GET User by email endpoint

postman_collection.json

@@ -644,15 +644,15 @@
 						"header": [],
 						"body": {
 							"mode": "raw",
-							"raw": "{\r\n    \"firstName\" : \"Doktor\",\r\n    \"lastName\" : \"Nikolic\",\r\n    \"email\" : \"jozsef.nikolic@gmail.com\",\r\n    \"userId\" : \"152\"\r\n}",
+							"raw": "{\r\n    \"firstName\": \"Ana\",\r\n    \"lastName\": \"Tot-Bagi\",\r\n    \"email\": \"hunortotbagi@gmail.com\"\r\n}",
 							"options": {
 								"raw": {
 									"language": "json"
 								}
 							}
 						},
 						"url": {
-							"raw": "http://localhost:8080/api/v1/parents/402",
+							"raw": "http://localhost:8080/api/v1/parents/352",
 							"protocol": "http",
 							"host": [
 								"localhost"
@@ -662,7 +662,7 @@
 								"api",
 								"v1",
 								"parents",
-								"402"
+								"352"
 							]
 						}
 					},
@@ -1797,7 +1797,7 @@
 					"response": []
 				},
 				{
-					"name": "/api/v1/users/{id}",
+					"name": "/api/v1/users/{userId}",
 					"request": {
 						"auth": {
 							"type": "basic",
@@ -1833,6 +1833,44 @@
 					},
 					"response": []
 				},
+				{
+					"name": "/api/v1/users/email/{userEmail}",
+					"request": {
+						"auth": {
+							"type": "basic",
+							"basic": [
+								{
+									"key": "password",
+									"value": "pass",
+									"type": "string"
+								},
+								{
+									"key": "username",
+									"value": "[email protected]",
+									"type": "string"
+								}
+							]
+						},
+						"method": "GET",
+						"header": [],
+						"url": {
+							"raw": "http://localhost:8080/api/v1/users/email/[email protected]",
+							"protocol": "http",
+							"host": [
+								"localhost"
+							],
+							"port": "8080",
+							"path": [
+								"api",
+								"v1",
+								"users",
+								"email",
+								"[email protected]"
+							]
+						}
+					},
+					"response": []
+				},
 				{
 					"name": "/api/v1/users/{id}",
 					"request": {

src/main/java/com/electric_diary/controllers/UserController.java

@@ -38,6 +38,11 @@ public ResponseEntity<Iterable<UserEntity>> getAllUsers() {
 	public ResponseEntity<UserEntity> getUserById(@PathVariable Integer userId) {
 		return new ResponseEntity<>(userService.getUserById(userId), HttpStatus.OK);
 	}
+
+	@GetMapping("/email/{userEmail}")
+	public ResponseEntity<UserEntity> getUserByEmail(@PathVariable String userEmail) {
+		return new ResponseEntity<>(userService.getUserByEmail(userEmail), HttpStatus.OK);
+	}
 
 	@PutMapping("/{userId}")
 	public ResponseEntity<UserEntity> updateUser(@PathVariable Integer userId, @RequestBody UserRequestDTO userDTOBody) {

src/main/java/com/electric_diary/repositories/UserRepository.java

@@ -1,9 +1,11 @@
 package com.electric_diary.repositories;
 
+import java.util.Optional;
+
 import org.springframework.data.repository.CrudRepository;
 
 import com.electric_diary.entities.UserEntity;
 
 public interface UserRepository extends CrudRepository<UserEntity, Integer> {
-
+	Optional<UserEntity> findByEmail(String userEmail);
 }

src/main/java/com/electric_diary/services/UserService.java

@@ -9,6 +9,8 @@ public interface UserService {
 	public Iterable<UserEntity> getAllUsers();
 
 	public UserEntity getUserById(Integer userId);
+
+	public UserEntity getUserByEmail(String userEmail);
 
 	public UserEntity updateUser(Integer userId, UserRequestDTO userDTOBody);
 

src/main/java/com/electric_diary/services/impl/UserServiceImpl.java

@@ -56,6 +56,11 @@ public UserEntity getUserById(Integer userId) {
 		logger.info("Fetched user with ID {}.", userId);
 		return userRepository.findById(userId).orElseThrow(() -> new NotFoundException("User", userId));
 	}
+
+	@Override
+	public UserEntity getUserByEmail(String userEmail) {
+		return userRepository.findByEmail(userEmail).orElseThrow(() -> new NotFoundException("User", 1));
+	}
 
 	@Override
 	public UserEntity updateUser(Integer userId, UserRequestDTO userDTOBody) {