= ChuckNorris =
 * Test app that invokes a ChuckNorris random joke API

== Structure ==
{{{#!highlight bash
.
├── pom.xml
├── src
│   └── main
│       └── java
│           ├── chucknorris
│           │   └── bitarus
│           │       └── allowed
│           │           └── org
│           │               ├── Application.java
│           │               ├── ChuckNorrisController.java
│           │               ├── Joke.java
│           │               └── JokeResponse.java
}}}

=== pom.xml ===
{{{#!highlight xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>bitarus.allowed.org</groupId>
    <artifactId>chucknorris</artifactId>
    <version>0.1.0</version>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.1.6.RELEASE</version>
    </parent>
    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>com.google.code.gson</groupId>
            <artifactId>gson</artifactId>
            <version>2.8.6</version>
            <scope>compile</scope>
        </dependency>
    </dependencies>
    <properties>
        <start-class>chucknorris.bitarus.allowed.org.Application</start-class>
    </properties>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
    <repositories>
        <repository>
            <id>spring-milestone</id>
            <url>http://repo.spring.io/libs-release</url>
        </repository>
    </repositories>
    <pluginRepositories>
        <pluginRepository>
            <id>spring-milestone</id>
            <url>http://repo.spring.io/libs-release</url>
        </pluginRepository>
    </pluginRepositories>
</project>
}}}

=== Application.java ===
{{{#!highlight java
package chucknorris.bitarus.allowed.org;

import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.SpringApplication;
import org.springframework.context.annotation.ComponentScan;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

@ComponentScan //scans for @Component beans 
@EnableAutoConfiguration
public class Application {
    private static Logger logger;

    public static void main(String[] args) {
        logger = LoggerFactory.getLogger(Application.class);
        logger.info("Starting application");
        SpringApplication.run(Application.class, args);
    }
}
}}}

=== ChuckNorrisController.java ===
{{{#!highlight java
package chucknorris.bitarus.allowed.org;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.ui.Model;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.web.bind.annotation.ResponseBody;

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import org.springframework.http.HttpMethod;
import com.google.gson.Gson;
import java.util.stream.Stream;
import java.util.stream.Collectors;
import java.util.List;
import java.util.ArrayList;

@Controller
public class ChuckNorrisController{
    private final Logger logger = LoggerFactory.getLogger(ChuckNorrisController.class);
    
    public ChuckNorrisController(){
        logger.info("ChuckNorrisController created");
    }

    @RequestMapping("/chucknorris")
    @ResponseBody
    // http://localhost:8080/chucknorris
    public JokeResponse chucknorris() {
        String ret = "";
        Gson gson = new Gson();

        try {
            URL url = new URL("https://api.chucknorris.io/jokes/random");
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.connect();
            logger.info( Integer.toString(connection.getResponseCode() ));

            try (BufferedReader br = new BufferedReader(new InputStreamReader(connection.getInputStream(), "utf-8"))) {
                StringBuilder response = new StringBuilder();
                String responseLine = null;
                while ((responseLine = br.readLine()) != null) {
                    response.append(responseLine.trim());
                }
                
                Joke joke = gson.fromJson(response.toString(), Joke.class);
                

                List<Joke> jokesList = new ArrayList<Joke>();
                jokesList.add(joke);
                List<Joke> jokesList2 = jokesList.stream().map( item ->{item.setValue(item.getValue().toUpperCase()); return item;} ).collect(Collectors.toList());
                joke = jokesList2.get(0);
                ret = joke.getValue();
            }

        }
        catch(Exception ex){
            logger.error("error",ex);
        }

        JokeResponse jr = new JokeResponse();
        jr.setResponse(ret);
        return jr;
    }
}
}}}

=== Joke.java ===
{{{#!highlight java
package chucknorris.bitarus.allowed.org;
import com.google.gson.annotations.SerializedName;

public class Joke{
 
    @SerializedName("categories")
    private String[] categories;
    @SerializedName("created_at")
    private String createdAt;
    @SerializedName("icon_url")
    private String iconUrl;
    @SerializedName("id")
    private String id;
    @SerializedName("updated_at")
    private String updatedAt;
    @SerializedName("url")
    private String url;
    @SerializedName("value")
    private String value;    

    public String[] getCategories(){
        return this.categories;
    }

    public String getCreatedAt(){        
        return this.createdAt;
    }

    public String getIconUrl(){
        return this.iconUrl;        
    }

    public String getId(){   
        return this.id;     
    }

    public String getUpdatedAt(){        
        return this.updatedAt;
    }

    public String getUrl(){    
        return this.url;    
    }

    public String getValue(){
        return this.value;
    }

    public void setCategories(String[] categories){
        this.categories = categories;
    }

    public void setCreatedAt(String createdAt ){        
        this.createdAt = createdAt;
    }

    public void setIconUrl(String iconUrl){
        this.iconUrl=iconUrl;        
    }

    public void setId(String id){   
        this.id=id;     
    }

    public void setUpdatedAt(String updatedAt){        
        this.updatedAt=updatedAt;
    }

    public void setUrl(String url){    
        this.url=url;    
    }

    public void setValue(String value){
        this.value=value;
    }
}
}}}

=== JokeResponse.java ===
{{{#!highlight java
package chucknorris.bitarus.allowed.org;
import com.google.gson.annotations.SerializedName;

public class JokeResponse{
 
    @SerializedName("response")
    private String response;    

    public String getResponse(){
        return this.response;
    }

    public void setResponse(String response){
        this.response = response;
    }
}
}}}

== curl call ==
{{{#!highlight bash
curl https://api.chucknorris.io/jokes/random 2>/dev/null | json_reformat 
{
    "categories": [

    ],
    "created_at": "2020-01-05 13:42:26.991637",
    "icon_url": "https://assets.chucknorris.host/img/avatar/chuck-norris.png",
    "id": "H-fvHao6QmiQxunoX2llBg",
    "updated_at": "2020-01-05 13:42:26.991637",
    "url": "https://api.chucknorris.io/jokes/H-fvHao6QmiQxunoX2llBg",
    "value": "A doctor once tried to test Chuck Norris' reflexes by lightly tapping on his knee with a small wooden mallet. Needless to say, that doctor is now in orbit."
}
}}}

== Example 0.2 == 
=== Structure ===
{{{#!highlight sh
.
├── pom.xml
├── src
│   └── main
│       ├── java
│       │   └── com
│       │       └── mooo
│       │           └── bitarus
│       │               └── chucknorris
│       │                   ├── Application.java
│       │                   ├── ChuckNorrisController.java
│       │                   ├── JokeEntity.java
│       │                   ├── Joke.java
│       │                   ├── JokeMapper.java
│       │                   ├── JokeProjection.java
│       │                   ├── JokeRepository.java
│       │                   ├── JokeResponse.java
│       │                   └── QueryDSLConfiguration.java
│       └── resources
│           └── application.yaml
}}}

=== pom.xml ===
{{{#!highlight xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.mooo.bitarus</groupId>
    <artifactId>chucknorris</artifactId>
    <version>0.2.0</version>
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>3.2.5</version>
    </parent>
    <dependencies>
        <dependency>
            <groupId>org.mapstruct</groupId>
            <artifactId>mapstruct</artifactId>
            <version>${mapstruct.version}</version>
        </dependency>
        <dependency>
            <groupId>org.springdoc</groupId>
            <artifactId>springdoc-openapi-starter-webmvc-ui</artifactId>
            <version>2.5.0</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-jpa</artifactId>
        </dependency>
        <dependency>
            <groupId>org.hsqldb</groupId>
            <artifactId>hsqldb</artifactId>
            <version>2.7.2</version>
        </dependency>
        <dependency>
            <groupId>com.querydsl</groupId>
            <artifactId>querydsl-jpa</artifactId>
            <version>${querydsl.version}</version>
            <classifier>jakarta</classifier>
        </dependency>
        <dependency>
            <groupId>com.querydsl</groupId>
            <artifactId>querydsl-apt</artifactId>
            <version>${querydsl.version}</version>
            <classifier>jakarta</classifier>
        </dependency>
    </dependencies>
    <properties>
        <java.version>21</java.version>
        <start-class>com.mooo.bitarus.chucknorris.Application</start-class>
        <querydsl.version>5.1.0</querydsl.version>
        <mapstruct.version>1.5.5.Final</mapstruct.version>
    </properties>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
            <plugin>
                <groupId>org.apache.maven.plugins</groupId>
                <artifactId>maven-compiler-plugin</artifactId>
                <version>3.11.0</version>
                <configuration>
                    <annotationProcessorPaths>
                        <path>
                            <groupId>org.mapstruct</groupId>
                            <artifactId>mapstruct-processor</artifactId>
                            <version>${mapstruct.version}</version>
                        </path>
                        <path>
			    <groupId>com.querydsl</groupId>
			    <artifactId>querydsl-apt</artifactId>
			    <version>${querydsl.version}</version>
                            <classifier>jakarta</classifier>
			</path>
                        <path>
                            <groupId>jakarta.persistence</groupId>
                            <artifactId>jakarta.persistence-api</artifactId>
                            <version>3.1.0</version>
                        </path>
                    </annotationProcessorPaths>
                </configuration>
            </plugin>
        </plugins>
    </build>
    <repositories>
        <repository>
            <id>spring-milestone</id>
            <url>http://repo.spring.io/libs-release</url>
        </repository>
    </repositories>
    <pluginRepositories>
        <pluginRepository>
            <id>spring-milestone</id>
            <url>http://repo.spring.io/libs-release</url>
        </pluginRepository>
    </pluginRepositories>
</project>
}}}