fix: render per-comment file line instead of thread-level location

src/model.rs

@@ -69,5 +69,7 @@ pub struct CommentItem {
     pub id: i64,
     pub user: String,
     pub created_at: String,
+    pub path: Option<String>,
+    pub line: Option<i64>,
     pub body: String,
 }

src/normalize.rs

@@ -201,6 +201,8 @@ fn to_comment_item(comment: ReviewCommentDto) -> CommentItem {
         id: comment.id,
         user: comment.user.login,
         created_at: comment.created_at,
+        path: comment.path,
+        line: comment.line,
         body: comment.body,
     }
 }

src/render/markdown.rs

@@ -22,16 +22,22 @@ fn render_body(body: &str) -> String {
     format!("{fence}md\n{body}\n{fence}\n")
 }
 
+fn render_comment_location(path: Option<&str>, line: Option<i64>) -> Option<String> {
+    path.map(|file_path| match line {
+        Some(value) => format!("{file_path}:{value}"),
+        None => file_path.to_string(),
+    })
+}
+
 fn render_thread(pr_index: i64, comment_seq: usize, thread: &CommentThread) -> String {
     let mut out = String::new();
     let comment_number = format!("{pr_index}.{comment_seq}");
     out.push_str(&format!("### Comment {comment_number}\n"));
-    if let Some(file_path) = &thread.file_path {
-        if let Some(line) = thread.line {
-            out.push_str(&format!("{file_path}:{line}\n"));
-        } else {
-            out.push_str(&format!("{file_path}\n"));
-        }
+    let root_location =
+        render_comment_location(thread.root_comment.path.as_deref(), thread.root_comment.line)
+            .or_else(|| render_comment_location(thread.file_path.as_deref(), thread.line));
+    if let Some(location) = root_location {
+        out.push_str(&format!("{location}\n"));
     }
     out.push_str(&format!("{}:\n", thread.root_comment.user));
     out.push_str(&render_body(&thread.root_comment.body));
@@ -39,6 +45,9 @@ fn render_thread(pr_index: i64, comment_seq: usize, thread: &CommentThread) -> S
     for (reply_index, reply) in thread.replies.iter().enumerate() {
         let reply_number = format!("{comment_number}.{}", reply_index + 1);
         out.push_str(&format!("\n### Reply {reply_number}\n"));
+        if let Some(location) = render_comment_location(reply.path.as_deref(), reply.line) {
+            out.push_str(&format!("{location}\n"));
+        }
         out.push_str(&format!("{}:\n", reply.user));
         out.push_str(&render_body(&reply.body));
     }