5 files changed, 93 insertions, 0 deletions
diff --git a/src/posts/abstractions.rs b/src/posts/abstractions.rs
new file mode 100644
index 0000000..96c8ced
--- /dev/null
+++ b/src/posts/abstractions.rs
@@ -0,0 +1,2 @@
+pub mod post;
+pub mod repo;
diff --git a/src/posts/abstractions/post.rs b/src/posts/abstractions/post.rs
new file mode 100644
index 0000000..a941281
--- /dev/null
+++ b/src/posts/abstractions/post.rs
@@ -0,0 +1,6 @@
+use std::{borrow::Cow, fmt};
+
+pub trait Post: fmt::Debug + Ord {
+    fn get_title(&self) -> &str;
+    fn get_article(&self) -> Cow<str>;
+}
diff --git a/src/posts/abstractions/repo.rs b/src/posts/abstractions/repo.rs
new file mode 100644
index 0000000..6fd5d08
--- /dev/null
+++ b/src/posts/abstractions/repo.rs
@@ -0,0 +1,6 @@
+use crate::posts::abstractions::post::Post;
+
+pub trait PostRepo {
+    fn load(&self) -> impl IntoIterator<Item = impl Post>;
+    fn by_id(&self, post_id: &str) -> impl Post;
+}
diff --git a/src/posts/fs_post.rs b/src/posts/fs_post.rs
new file mode 100644
index 0000000..8b8e725
--- /dev/null
+++ b/src/posts/fs_post.rs
@@ -0,0 +1,47 @@
+use crate::posts::abstractions::post::Post;
+use std::{borrow::Cow, fs, path::PathBuf};
+
+#[derive(Debug, Eq)]
+pub struct FsPost {
+    file: PathBuf,
+}
+
+impl FsPost {
+    pub fn with_path(path: PathBuf) -> Self {
+        Self { file: path }
+    }
+}
+
+impl Post for FsPost {
+    fn get_title(&self) -> &str {
+        self.file.file_stem().unwrap().to_str().unwrap()
+    }
+
+    fn get_article(&self) -> Cow<str> {
+        let article = fs::read_to_string(&self.file).unwrap();
+        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()
+    }
+}
diff --git a/src/posts/fs_post_repo.rs b/src/posts/fs_post_repo.rs
new file mode 100644
index 0000000..13f797b
--- /dev/null
+++ b/src/posts/fs_post_repo.rs
@@ -0,0 +1,32 @@
+use crate::posts::abstractions::post::Post;
+use crate::posts::abstractions::repo::PostRepo;
+use crate::posts::fs_post::FsPost;
+use std::{fs, path::PathBuf};
+
+pub struct FsPostRepo {
+    dir: PathBuf,
+}
+
+impl FsPostRepo {
+    pub fn with_dir(path: impl Into<PathBuf>) -> Self {
+        Self { dir: path.into() }
+    }
+}
+
+impl PostRepo for FsPostRepo {
+    fn load(&self) -> impl IntoIterator<Item = FsPost> {
+        let files = fs::read_dir(&self.dir).unwrap();
+        files
+            .flatten()
+            .filter(|d| !d.file_name().to_string_lossy().starts_with('.'))
+            .map(|d| FsPost::with_path(d.path()))
+    }
+
+    fn by_id(&self, post_id: &str) -> FsPost {
+        let posts = self.load();
+        posts
+            .into_iter()
+            .find(|p| p.get_title() == post_id)
+            .unwrap()
+    }
+}