add editing to articles

3 files changed, 47 insertions, 0 deletions

diff --git a/src/main/java/com/blog/web/controllers/ArticleController.java b/src/main/java/com/blog/web/controllers/ArticleController.java
index 9d096f5..2b32070 100644
--- a/src/main/java/com/blog/web/controllers/ArticleController.java
+++ b/src/main/java/com/blog/web/controllers/ArticleController.java
@@ -7,6 +7,7 @@ import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 
 import java.util.List;
@@ -38,4 +39,23 @@ public class ArticleController {
         articleService.saveArticle(article);
         return "redirect:/articles";
     }
+
+    @GetMapping("/articles/edit/{articleId}")
+    public String editArticleForm(@PathVariable("articleId") long articleId, Model model) {
+        ArticleDto article = articleService.findArticleById(articleId);
+        model.addAttribute("article", article);
+        return "articles/edit";
+    }
+
+    @PostMapping("/articles/edit/{articleId}")
+    public String updateArticle(@PathVariable("articleId") Long articleId, @ModelAttribute("article") ArticleDto article) {
+        article.setId(articleId);
+        articleService.updateArticle(article);
+        return "redirect:/articles";
+    }
+
+    @GetMapping("/articles")
+    public String getArticles() {
+        return "redirect:/";
+    }
 }
diff --git a/src/main/java/com/blog/web/services/ArticleService.java b/src/main/java/com/blog/web/services/ArticleService.java
index 8d80c8a..870a290 100644
--- a/src/main/java/com/blog/web/services/ArticleService.java
+++ b/src/main/java/com/blog/web/services/ArticleService.java
@@ -9,4 +9,8 @@ public interface ArticleService {
     List<ArticleDto> findAllArticles();
 
     Article saveArticle(Article article);
+
+    ArticleDto findArticleById(long articleId);
+
+    void updateArticle(ArticleDto articleDto);
 }
diff --git a/src/main/java/com/blog/web/services/impl/ArticleServiceImpl.java b/src/main/java/com/blog/web/services/impl/ArticleServiceImpl.java
index 3daf92c..dd8bade 100644
--- a/src/main/java/com/blog/web/services/impl/ArticleServiceImpl.java
+++ b/src/main/java/com/blog/web/services/impl/ArticleServiceImpl.java
@@ -28,6 +28,29 @@ public class ArticleServiceImpl implements ArticleService {
         return articleRepository.save(article);
     }
 
+    @Override
+    public ArticleDto findArticleById(long articleId) {
+        Article article = articleRepository.findById(articleId).get();
+        return mapToArticleDto(article);
+    }
+
+    @Override
+    public void updateArticle(ArticleDto articleDto) {
+        Article article = mapToArticle(articleDto);
+    }
+
+    private Article mapToArticle(ArticleDto articleDto) {
+        Article article = Article.builder()
+                .id(articleDto.getId())
+                .title(articleDto.getTitle())
+                .photoUrl(articleDto.getPhotoUrl())
+                .content(articleDto.getContent())
+                .createdOn(articleDto.getCreatedOn())
+                .updatedOn(articleDto.getUpdatedOn())
+                .build();
+        return article;
+    }
+
     private ArticleDto mapToArticleDto(Article article) {
         return ArticleDto.builder()
                 .id(article.getId())