fix overwriting of timePublished when updating post

3 files changed, 11 insertions, 3 deletions

diff --git a/clams-server/src/main/java/no/eliashaugsbakk/clams/server/controller/PostController.java b/clams-server/src/main/java/no/eliashaugsbakk/clams/server/controller/PostController.java
index f3aa406..155c271 100644
--- a/clams-server/src/main/java/no/eliashaugsbakk/clams/server/controller/PostController.java
+++ b/clams-server/src/main/java/no/eliashaugsbakk/clams/server/controller/PostController.java
@@ -21,8 +21,12 @@ public class PostController {
   }
 
   public void handlePutPost(Context ctx) {
+    String slug = ctx.pathParam("slug");
     PostDTO updatedPost = ctx.bodyAsClass(PostDTO.class);
-    postsRepo.updatePost(new Post(updatedPost, ctx.pathParam("slug")));
+
+    postsRepo.getPost(slug)
+        .map(existing -> Post.fromUpdated(existing, updatedPost))
+        .ifPresentOrElse(postsRepo::updatePost, () -> ctx.status(404));
   }
 
   public void handleDeletePost(Context ctx) {
diff --git a/clams-server/src/main/java/no/eliashaugsbakk/clams/server/model/Post.java b/clams-server/src/main/java/no/eliashaugsbakk/clams/server/model/Post.java
index dcf0e54..0c3f19c 100644
--- a/clams-server/src/main/java/no/eliashaugsbakk/clams/server/model/Post.java
+++ b/clams-server/src/main/java/no/eliashaugsbakk/clams/server/model/Post.java
@@ -5,8 +5,12 @@ import java.time.Instant;
 public record Post(String title, String slug, String summary, Instant timePublished, Instant lastEdited, String content,
                    boolean isPublished) {
   public Post(PostDTO postDTO, String slug) {
-
     this(postDTO.title(), slug, postDTO.summary(), Instant.now(), Instant.now(), postDTO.content(),
         postDTO.isPublished());
   }
+
+  public static Post fromUpdated(Post existing, PostDTO postDTO) {
+    return new Post(postDTO.title(), existing.slug(), postDTO.summary(), existing.timePublished(), Instant.now(),
+        postDTO.content(), postDTO.isPublished());
+  }
 }
diff --git a/clams-server/src/main/java/no/eliashaugsbakk/clams/server/repository/PostsRepoSqlite.java b/clams-server/src/main/java/no/eliashaugsbakk/clams/server/repository/PostsRepoSqlite.java
index 6943d97..5f79745 100644
--- a/clams-server/src/main/java/no/eliashaugsbakk/clams/server/repository/PostsRepoSqlite.java
+++ b/clams-server/src/main/java/no/eliashaugsbakk/clams/server/repository/PostsRepoSqlite.java
@@ -161,7 +161,7 @@ public class PostsRepoSqlite implements PostsRepo {
       stmt.setString(2, post.content());
       stmt.setString(3, post.summary());
       stmt.setString(4, post.timePublished().toString());
-      stmt.setString(5, Instant.now().toString());
+      stmt.setString(5, post.lastEdited().toString());
       stmt.setBoolean(6, post.isPublished());
       stmt.setString(7, post.slug());