First solution of jv-rick-and-morty

pom.xml

@@ -41,6 +41,57 @@
 			<groupId>com.h2database</groupId>
 			<artifactId>h2</artifactId>
 		</dependency>
+
+		<dependency>
+			<groupId>mysql</groupId>
+			<artifactId>mysql-connector-java</artifactId>
+			<version>8.0.33</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.mapstruct</groupId>
+			<artifactId>mapstruct</artifactId>
+			<version>1.5.5.Final</version>
+		</dependency>
+
+		<dependency>
+			<groupId>mysql</groupId>
+			<artifactId>mysql-connector-java</artifactId>
+			<version>8.0.33</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springframework.boot</groupId>
+			<artifactId>spring-boot-starter-web</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.projectlombok</groupId>
+			<artifactId>lombok</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.mapstruct</groupId>
+			<artifactId>mapstruct</artifactId>
+			<version>1.5.5.Final</version>
+		</dependency>
+
+		<dependency>
+			<groupId>org.springdoc</groupId>
+			<artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
+			<version>2.1.0</version>
+		</dependency>
+
 	</dependencies>
 
 	<build>
@@ -66,6 +117,32 @@
 					<consoleOutput>true</consoleOutput>
 					<failsOnError>true</failsOnError>
 					<linkXRef>false</linkXRef>
+					<sourceDirectories>src</sourceDirectories>
+				</configuration>
+			</plugin>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-compiler-plugin</artifactId>
+				<configuration>
+					<source>${java.version}</source>
+					<target>${java.version}</target>
+					<annotationProcessorPaths>
+						<path>
+							<groupId>org.projectlombok</groupId>
+							<artifactId>lombok</artifactId>
+							<version>${lombok.version}</version>
+						</path>
+						<path>
+							<groupId>org.projectlombok</groupId>
+							<artifactId>lombok-mapstruct-binding</artifactId>
+							<version>0.2.0</version>
+						</path>
+						<path>
+							<groupId>org.mapstruct</groupId>
+							<artifactId>mapstruct-processor</artifactId>
+							<version>1.5.5.Final</version>
+						</path>
+					</annotationProcessorPaths>
 				</configuration>
 			</plugin>
 		</plugins>

src/main/java/mate/academy/rickandmorty/Application.java

@@ -1,11 +1,10 @@
 package mate.academy.rickandmorty;
 
-import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.boot.SpringApplication;
 
 @SpringBootApplication
 public class Application {
-
     public static void main(String[] args) {
         SpringApplication.run(Application.class, args);
     }

src/main/java/mate/academy/rickandmorty/config/MapperConfig.java

@@ -0,0 +1,13 @@
+package mate.academy.rickandmorty.config;
+
+import org.mapstruct.InjectionStrategy;
+import org.mapstruct.NullValueCheckStrategy;
+
+@org.mapstruct.MapperConfig(
+        componentModel = "spring",
+        injectionStrategy = InjectionStrategy.CONSTRUCTOR,
+        nullValueCheckStrategy = NullValueCheckStrategy.ALWAYS,
+        implementationPackage = "<PACKAGE_NAME>.impl"
+)
+public class MapperConfig {
+}

src/main/java/mate/academy/rickandmorty/controller/CharacterController.java

@@ -0,0 +1,33 @@
+package mate.academy.rickandmorty.controller;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import mate.academy.rickandmorty.dto.internal.CharacterInternalResponseDto;
+import mate.academy.rickandmorty.service.CharacterService;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@Tag(name = "Rick and Morty character management", description = "Endpoints for managing Rick and Morty characters")
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/characters")
+public class CharacterController {
+    private final CharacterService characterService;
+
+    @GetMapping("/by-name")
+    @Operation(summary = "Get a character by name", description = "Get a character by name")
+    public List<CharacterInternalResponseDto> getCharactersByName(@RequestParam String name) {
+        return characterService.getCharactersByName(name);
+    }
+
+    @GetMapping("/random")
+    @Operation(summary = "Get a random character", description = "Get a random character")
+    public CharacterInternalResponseDto getRandomCharacter() {
+        return characterService.getRandomCharacter();
+    }
+}

src/main/java/mate/academy/rickandmorty/dto/external/CharacterExternalResponseDto.java

@@ -0,0 +1,21 @@
+package mate.academy.rickandmorty.dto.external;
+
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+import lombok.Data;
+
+@Data
+public class CharacterExternalResponseDto {
+    private Long id;
+    private String name;
+    private String status;
+    private String species;
+    private String type;
+    private String gender;
+    private OriginResponseDto origin;
+    private OriginResponseDto location;
+    private String image;
+    private ArrayList<String> episode;
+    private String url;
+    private LocalDateTime created;
+}

src/main/java/mate/academy/rickandmorty/dto/external/CharacterResponseDataDto.java

@@ -0,0 +1,6 @@
+package mate.academy.rickandmorty.dto.external;
+
+import java.util.List;
+
+public record CharacterResponseDataDto(List<CharacterExternalResponseDto> results) {
+}

src/main/java/mate/academy/rickandmorty/dto/external/OriginResponseDto.java

@@ -0,0 +1,9 @@
+package mate.academy.rickandmorty.dto.external;
+
+import lombok.Data;
+
+@Data
+public class OriginResponseDto {
+    private String name;
+    private String url;
+}

src/main/java/mate/academy/rickandmorty/dto/internal/CharacterInternalResponseDto.java

@@ -0,0 +1,12 @@
+package mate.academy.rickandmorty.dto.internal;
+
+import lombok.Data;
+
+@Data
+public class CharacterInternalResponseDto {
+    private Long id;
+    private Long externalId;
+    private String name;
+    private String status;
+    private String gender;
+}

src/main/java/mate/academy/rickandmorty/mapper/CharacterMapper.java

@@ -0,0 +1,15 @@
+package mate.academy.rickandmorty.mapper;
+
+import mate.academy.rickandmorty.config.MapperConfig;
+import mate.academy.rickandmorty.dto.external.CharacterExternalResponseDto;
+import mate.academy.rickandmorty.dto.internal.CharacterInternalResponseDto;
+import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
+
+@Mapper(config = MapperConfig.class)
+public interface CharacterMapper {
+    @Mapping(target = "externalId", source = "id")
+    Character toModel(CharacterExternalResponseDto characterExternalResponseDto);
+
+    CharacterInternalResponseDto toDto(Character character);
+}

src/main/java/mate/academy/rickandmorty/model/Character.java

@@ -0,0 +1,21 @@
+package mate.academy.rickandmorty.model;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import jakarta.persistence.Table;
+import lombok.Data;
+
+@Entity
+@Data
+@Table(name = "characters")
+public class Character {
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+    private Long externalId;
+    private String name;
+    private String status;
+    private String gender;
+}

src/main/java/mate/academy/rickandmorty/repository/CharacterRepository.java

@@ -0,0 +1,12 @@
+package mate.academy.rickandmorty.repository;
+
+import java.util.List;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface CharacterRepository extends JpaRepository<Character, Long> {
+    @Query(value = "SELECT c FROM Character c WHERE c.name LIKE CONCAT('%', :name, '%')")
+    List<Character> findAllByNameContainingIgnoreCase(String name);
+}

src/main/java/mate/academy/rickandmorty/service/CharacterInit.java

@@ -0,0 +1,19 @@
+package mate.academy.rickandmorty.service;
+
+import jakarta.annotation.PostConstruct;
+import lombok.RequiredArgsConstructor;
+import mate.academy.rickandmorty.dto.external.CharacterResponseDataDto;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class CharacterInit {
+    private final RickAndMortyClient client;
+    private final CharacterService characterService;
+
+    @PostConstruct
+    public void initCharacters() {
+        CharacterResponseDataDto characters = client.getCharacters();
+        characterService.saveAll(characters.results());
+    }
+}

src/main/java/mate/academy/rickandmorty/service/CharacterService.java

@@ -0,0 +1,13 @@
+package mate.academy.rickandmorty.service;
+
+import java.util.List;
+import mate.academy.rickandmorty.dto.external.CharacterExternalResponseDto;
+import mate.academy.rickandmorty.dto.internal.CharacterInternalResponseDto;
+
+public interface CharacterService {
+    CharacterInternalResponseDto getRandomCharacter();
+
+    List<CharacterInternalResponseDto> getCharactersByName(String name);
+
+    void saveAll(List<CharacterExternalResponseDto> characterExternalResponseDtoList);
+}

src/main/java/mate/academy/rickandmorty/service/RickAndMortyClient.java

@@ -0,0 +1,38 @@
+package mate.academy.rickandmorty.service;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.io.IOException;
+import java.net.URI;
+import java.net.http.HttpClient;
+import java.net.http.HttpRequest;
+import java.net.http.HttpResponse;
+import lombok.RequiredArgsConstructor;
+import mate.academy.rickandmorty.dto.external.CharacterResponseDataDto;
+import org.springframework.stereotype.Component;
+
+@Component
+@RequiredArgsConstructor
+public class RickAndMortyClient {
+    public static final String BASE_URL = "https://rickandmortyapi.com/api/character";
+    private final ObjectMapper objectMapper;
+
+    public CharacterResponseDataDto getCharacters() {
+        HttpClient httpClient = HttpClient.newHttpClient();
+
+        HttpRequest request = HttpRequest.newBuilder()
+                .GET()
+                .uri(URI.create(BASE_URL))
+                .build();
+
+        try {
+            HttpResponse<String> response = httpClient.send(
+                    request, HttpResponse.BodyHandlers.ofString());
+
+            return objectMapper.readValue(
+                    response.body(), CharacterResponseDataDto.class);
+
+        } catch (IOException | InterruptedException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}

src/main/java/mate/academy/rickandmorty/service/impl/CharacterServiceImpl.java

@@ -0,0 +1,43 @@
+package mate.academy.rickandmorty.service.impl;
+
+import java.util.List;
+import java.util.Random;
+import lombok.RequiredArgsConstructor;
+import mate.academy.rickandmorty.dto.external.CharacterExternalResponseDto;
+import mate.academy.rickandmorty.dto.internal.CharacterInternalResponseDto;
+import mate.academy.rickandmorty.mapper.CharacterMapper;
+import mate.academy.rickandmorty.repository.CharacterRepository;
+import mate.academy.rickandmorty.service.CharacterService;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class CharacterServiceImpl implements CharacterService {
+    private final CharacterMapper characterMapper;
+    private final CharacterRepository characterRepository;
+    private final Random random = new Random();
+
+    @Override
+    public CharacterInternalResponseDto getRandomCharacter() {
+        long randomId = random.nextLong(characterRepository.count());
+        Character character = characterRepository.findById(randomId)
+                .orElseThrow(() ->
+                        new RuntimeException("Cannot find a character by id: " + randomId));
+        return characterMapper.toDto(character);
+    }
+
+    @Override
+    public List<CharacterInternalResponseDto> getCharactersByName(String name) {
+        return characterRepository.findAllByNameContainingIgnoreCase(name).stream()
+                .map(characterMapper::toDto)
+                .toList();
+    }
+
+    @Override
+    public void saveAll(List<CharacterExternalResponseDto> characterExternalResponseDtoList) {
+        List<Character> characters = characterExternalResponseDtoList.stream()
+                .map(characterMapper::toModel)
+                .toList();
+        characterRepository.saveAll(characters);
+    }
+}

src/main/resources/application.properties

@@ -1 +1,9 @@
+spring.datasource.url=jdbc:mysql://localhost:3306/rick_and_morty?serverTimeZone=UTC
+spring.datasource.driver-class-name=com.mysql.cj.jdbc.Driver
+spring.datasource.username=root
+spring.datasource.password=root
+spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
 
+spring.jpa.hibernate.ddl-auto=create-drop
+spring.jpa.show-sql=true
+spring.jpa.open-in-view=false