feat: 新增github stars查询

pom.xml

@@ -89,6 +89,13 @@
             <artifactId>jackson-databind</artifactId>
             <version>2.15.3</version>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/jakarta.servlet/jakarta.servlet-api -->
+        <dependency>
+            <groupId>jakarta.servlet</groupId>
+            <artifactId>jakarta.servlet-api</artifactId>
+            <version>6.0.0</version>
+            <scope>provided</scope>
+        </dependency>
     </dependencies>
 
     <build>

src/main/java/com/cloverta/webapi/controller/BiliApiController.java

@@ -2,10 +2,13 @@ package com.cloverta.webapi.controller;
 
 import com.cloverta.webapi.restservice.BiliApi;
 import com.cloverta.webapi.service.BiliApiService;
+import org.springframework.http.HttpStatus;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
+@ResponseStatus(HttpStatus.OK)
 @RestController
 public class BiliApiController {
     private final BiliApiService biliApiService;

src/main/java/com/cloverta/webapi/controller/CustomErrorController.java

@@ -1,14 +1,20 @@
 package com.cloverta.webapi.controller;
 
 import com.cloverta.webapi.restservice.Error;
+import jakarta.servlet.http.HttpServletRequest;
 import org.springframework.boot.web.servlet.error.ErrorController;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.ResponseStatus;
 import org.springframework.web.bind.annotation.RestController;
 
 @RestController
 public class CustomErrorController implements ErrorController {
     @RequestMapping("/error")
-    public Error error() {
-        return new Error("ERROR", "Something went wrong... I hope it wasn't my fault.");
+    public Error error(HttpServletRequest request) {
+        String message = (String) request.getAttribute("javax.servlet.error.message");
+        if (message == null) {
+            message = "Something went wrong...";
+        }
+        return new Error("ERROR", message);
     }
 }

src/main/java/com/cloverta/webapi/controller/GithubStarsController.java

@@ -0,0 +1,28 @@
+package com.cloverta.webapi.controller;
+
+import com.cloverta.webapi.exception.GithubException;
+import com.cloverta.webapi.restservice.GithubStars;
+import com.cloverta.webapi.service.GithubStarsService;
+import com.cloverta.webapi.service.GreetingService;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class GithubStarsController {
+
+    private final GithubStarsService githubStarsService;
+
+    public GithubStarsController(GithubStarsService githubStarsService) {
+        this.githubStarsService = githubStarsService;
+    }
+
+    @GetMapping("/github/stars")
+    public GithubStars getGithubStars(@RequestParam(value = "user", required = true) String user) {
+        try {
+            return githubStarsService.getGithubStars(user);
+        } catch (Exception e) {
+            throw new GithubException(e.getMessage());
+        }
+    }
+}

src/main/java/com/cloverta/webapi/exception/GithubException.java

@@ -0,0 +1,7 @@
+package com.cloverta.webapi.exception;
+
+public class GithubException extends RuntimeException {
+    public GithubException(String message) {
+        super(message);
+    }
+}

src/main/java/com/cloverta/webapi/handler/GlobalExceptionHandler.java

@@ -0,0 +1,23 @@
+package com.cloverta.webapi.handler;
+
+import com.cloverta.webapi.exception.GithubException;
+import jakarta.servlet.http.HttpServletRequest;
+import org.springframework.web.bind.annotation.ControllerAdvice;
+import org.springframework.web.bind.annotation.ExceptionHandler;
+
+
+@ControllerAdvice
+public class GlobalExceptionHandler {
+
+    @ExceptionHandler(GithubException.class)
+    public String handleGithubException(GithubException ex, HttpServletRequest request) {
+        request.setAttribute("javax.servlet.error.message", ex.getMessage());
+        return "forward:/error";
+    }
+
+    @ExceptionHandler(Exception.class)
+    public String handleGeneralException(Exception ex, HttpServletRequest request) {
+        request.setAttribute("javax.servlet.error.message", ex.getMessage());
+        return "forward:/error";
+    }
+}

src/main/java/com/cloverta/webapi/restservice/GithubStars.java

@@ -0,0 +1,4 @@
+package com.cloverta.webapi.restservice;
+
+public record GithubStars(String status, String message, int stars) {
+}

src/main/java/com/cloverta/webapi/service/BiliApiService.java

@@ -51,7 +51,7 @@ public class BiliApiService {
             JSONObject root = new JSONObject(jsonResponse);
             JSONObject data;
 
-                data = root.getJSONObject("data");
+            data = root.getJSONObject("data");
 
             String bvId = data.getString("bvid");
             String name = data.getString("title");

src/main/java/com/cloverta/webapi/service/GithubStarsService.java

@@ -0,0 +1,95 @@
+package com.cloverta.webapi.service;
+
+import com.cloverta.webapi.model.BiliVid;
+import com.cloverta.webapi.restservice.GithubStars;
+import org.json.JSONArray;
+import org.json.JSONObject;
+import org.springframework.stereotype.Service;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.nio.charset.StandardCharsets;
+
+@Service
+public class GithubStarsService {
+    public GithubStars generateGithubStars(boolean status, String message, int stars){
+        if (status) {
+            return new GithubStars("OK", message, stars);
+        }else {
+            return new GithubStars("ERROR", message, stars);
+        }
+    }
+
+    public GithubStars getGithubStars(String userName) {
+        HttpURLConnection connection = null;
+        InputStream is = null;
+        BufferedReader br = null;
+        StringBuilder result = new StringBuilder();
+        try {
+            //创建连接
+            URL url = new URL(String.format("https://api.github.com/users/%s/repos", userName));
+            connection = (HttpURLConnection) url.openConnection();
+            //设置请求方式
+            connection.setRequestMethod("GET");
+            //设置连接超时时间
+            connection.setReadTimeout(15000);
+            //开始连接
+            connection.connect();
+            //获取响应数据
+            if (connection.getResponseCode() == 200) {
+                //获取返回的数据
+                is = connection.getInputStream();
+                if (null != is) {
+                    br = new BufferedReader(new InputStreamReader(is, StandardCharsets.UTF_8));
+                    String temp = null;
+                    while (null != (temp = br.readLine())) {
+                        result.append(temp);
+                    }
+                }
+            }
+
+            String jsonResponse = result.toString();
+            JSONArray root = new JSONArray(jsonResponse);
+
+            int stars = 0;
+
+            for (Object info : root){
+                JSONObject obj = (JSONObject) info;
+                if (!obj.getBoolean("fork")){
+                    stars += obj.getInt("stargazers_count");
+                }
+            }
+
+            return generateGithubStars(true, "success", stars);
+        } catch (IOException e) {
+            e.printStackTrace();
+            return generateGithubStars(false, "Cant access data: https://api.github.com unreachable. Please contact cloverta@petalmail.com for further support.", -1);
+        }catch (org.json.JSONException e) {
+            e.printStackTrace();
+            return generateGithubStars(false, "Invalid User Name: Please check whether there was a typo or whether the user exists.", -1);
+        } finally {
+            if (null != br) {
+                try {
+                    br.close();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+            if (null != is) {
+                try {
+                    is.close();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+            //关闭远程连接
+            if (connection != null) {
+                connection.disconnect();
+            }
+        }
+    }
+}