feat: reverse sort posts by modify datetime

2 files changed, 25 insertions, 2 deletions

diff --git a/src/posts/abstractions/post.rs b/src/posts/abstractions/post.rs
index 6d504db..a941281 100644
--- a/src/posts/abstractions/post.rs
+++ b/src/posts/abstractions/post.rs
@@ -1,6 +1,6 @@
 use std::{borrow::Cow, fmt};
 
-pub trait Post: fmt::Debug {
+pub trait Post: fmt::Debug + Ord {
     fn get_title(&self) -> &str;
     fn get_article(&self) -> Cow<str>;
 }
diff --git a/src/posts/fs_post.rs b/src/posts/fs_post.rs
index f83ff4a..8b8e725 100644
--- a/src/posts/fs_post.rs
+++ b/src/posts/fs_post.rs
@@ -1,7 +1,7 @@
 use crate::posts::abstractions::post::Post;
 use std::{borrow::Cow, fs, path::PathBuf};
 
-#[derive(Debug)]
+#[derive(Debug, Eq)]
 pub struct FsPost {
     file: PathBuf,
 }
@@ -22,3 +22,26 @@ impl Post for FsPost {
         Cow::Owned(article)
     }
 }
+
+impl Ord for FsPost {
+    fn cmp(&self, other: &Self) -> std::cmp::Ordering {
+        self.file
+            .metadata()
+            .unwrap()
+            .modified()
+            .unwrap()
+            .cmp(&other.file.metadata().unwrap().modified().unwrap())
+    }
+}
+
+impl PartialOrd for FsPost {
+    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
+        Some(self.cmp(other))
+    }
+}
+
+impl PartialEq for FsPost {
+    fn eq(&self, other: &Self) -> bool {
+        self.get_title() == other.get_title()
+    }
+}