[feature/1] 리펙토링

.sdkmanrc

@@ -0,0 +1 @@
+java=17.0.5-amzn

src/main/java/org/example/blog/scheduler/BlogCheckScheduler.java

@@ -1,10 +1,13 @@
 package org.example.blog.scheduler;
 
+import java.io.IOException;
 import java.time.LocalDate;
 import java.util.Map;
+
 import lombok.RequiredArgsConstructor;
 import org.example.blog.service.blog.BlogService;
 import org.example.blog.service.message.MessageService;
+import org.example.blog.service.scraping.ScrapingService;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.scheduling.annotation.Scheduled;
 import org.springframework.stereotype.Component;
@@ -14,17 +17,30 @@
 public class BlogCheckScheduler {
     private final Map<String, BlogService> blogServiceMap;
     private final MessageService messageService;
+    private final ScrapingService scrapingService;
     @Value("${blog.type}")
     private String blogType;
     @Value("${blog.url}")
     private String blogUrl;
 
     @Scheduled(cron = "0 0 0 ? * MON")
     public void checkBlog() {
-        boolean isWrite = blogServiceMap.get(blogType.toLowerCase())
-            .isBetween7DaysBlogWrite(blogUrl, LocalDate.now());
-        if(!isWrite) {
-            messageService.send();
+        try {
+            LocalDate now = LocalDate.now();
+            String html = scrapingService.getHtml(blogUrl);
+            BlogService blogService = blogServiceMap.get(blogType.toLowerCase());
+            LocalDate lastWroteAt = blogService.findLastWroteAt(html);
+            if(now.isAfter(lastWroteAt.plusDays(7))) {
+                messageService.send();
+            }
+        } catch (Exception e) {
+            if (e instanceof IOException) {
+                System.out.println("HTML을 가져오는데 실패했습니다.");
+                e.printStackTrace();
+            } else {
+                System.out.println("알 수 없는 에러가 발생했습니다.");
+                e.printStackTrace();
+            }
         }
     }
 }

src/main/java/org/example/blog/service/blog/BlogService.java

@@ -1,23 +1,7 @@
 package org.example.blog.service.blog;
 
 import java.time.LocalDate;
-import org.jsoup.Connection;
-import org.jsoup.Jsoup;
-
 
 public interface BlogService {
-    default String getContent(String blogUrl)  {
-        try {
-            Connection connect = Jsoup.connect(blogUrl);
-            return connect.get().body().toString();
-
-        }catch (Exception e) {
-            e.printStackTrace();
-        }
-        return null;
-    }
-
-    boolean isBetween7DaysBlogWrite(String blogUrl,LocalDate now);
-
-    boolean isWrite(LocalDate now, String element);
+    LocalDate findLastWroteAt(String html);
 }

src/main/java/org/example/blog/service/blog/TistoryService.java

@@ -0,0 +1,19 @@
+package org.example.blog.service.blog;
+
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.Objects;
+
+import org.jsoup.Jsoup;
+import org.jsoup.nodes.Document;
+import org.springframework.stereotype.Service;
+
+@Service(value = "tistory")
+public class TistoryService implements BlogService {
+    @Override
+    public LocalDate findLastWroteAt(String html) {
+        Document document = Jsoup.parse(html);
+        String lastWroteAt = Objects.requireNonNull(document.selectFirst("#wrap > section > div > div > div:nth-child(1) > div > div > div.index-item-text > span")).text();
+        return DateTimeFormatter.ofPattern("yyyy.MM.dd").parse(lastWroteAt, LocalDate::from);
+    }
+}

src/main/java/org/example/blog/service/blog/VelogService.java

@@ -1,29 +1,19 @@
 package org.example.blog.service.blog;
 
 import java.time.LocalDate;
-import java.util.List;
-import org.example.blog.convert.DateFormatConverter;
+import java.time.format.DateTimeFormatter;
+import java.util.Objects;
+
+import org.jsoup.Jsoup;
+import org.jsoup.nodes.Document;
 import org.springframework.stereotype.Service;
 
 @Service(value = "velog")
-public class VelogService implements BlogService{
-
-    @Override
-    public boolean isBetween7DaysBlogWrite(String blogUrl, LocalDate now) {
-        String content = getContent(blogUrl);
-        return isWrite(now, content);
-    }
-
+public class VelogService implements BlogService {
     @Override
-    public boolean isWrite(LocalDate now, String element) {
-        for (int i = 1; i <= 7; i++) {
-            LocalDate localDate = now.minusDays(i);
-            List<String> convertDates = DateFormatConverter.convertVelogDateToString(localDate);
-            boolean isWrite = convertDates.stream().filter(element::contains).count() > 0;
-            if (isWrite) {
-                return true;
-            }
-        }
-        return false;
+    public LocalDate findLastWroteAt(String html) {
+        Document document = Jsoup.parse(html);
+        String lastWroteAt = Objects.requireNonNull(document.selectFirst("body > div > div.BasicLayout_block__6bmSl > div.responsive_mainResponsive___uG64 > main > div > section > div.VelogPosts_block__nfCQF > div.FlatPostCardList_block__VoFQe > div:nth-child(1) > div.FlatPostCard_subInfo__cT3J6 > span:nth-child(1)")).text();
+        return DateTimeFormatter.ofPattern("yyyy년 M월 d일").parse(lastWroteAt, LocalDate::from);
     }
 }

src/main/java/org/example/blog/service/scraping/ScrapingService.java

@@ -0,0 +1,15 @@
+package org.example.blog.service.scraping;
+
+import org.jsoup.Connection;
+import org.jsoup.Jsoup;
+import org.springframework.stereotype.Service;
+
+import java.io.IOException;
+
+@Service
+public class ScrapingService {
+    public String getHtml(String blogUrl) throws IOException {
+        Connection connect = Jsoup.connect(blogUrl);
+        return connect.get().body().toString();
+    }
+}