Add a page to list articles by tag

src/main.rs

@@ -101,6 +101,9 @@ fn main() {
 
             routes::static_files,
 
+            routes::tags::tag,
+            routes::tags::paginated_tag,
+
             routes::user::me,
             routes::user::details,
             routes::user::dashboard,

src/routes/mod.rs

@@ -108,6 +108,7 @@ pub mod notifications;
 pub mod posts;
 pub mod reshares;
 pub mod session;
+pub mod tags;
 pub mod user;
 pub mod well_known;
 

src/routes/tags.rs

@@ -0,0 +1,28 @@
+use rocket_contrib::Template;
+use serde_json;
+
+use plume_models::{
+    db_conn::DbConn,
+    posts::Post,
+    tags::Tag,
+    users::User,
+};
+use routes::Page;
+
+#[get("/tag/<name>")]
+fn tag(user: Option<User>, conn: DbConn, name: String) -> Template {
+    paginated_tag(user, conn, name, Page::first())
+}
+
+#[get("/tag/<name>?<page>")]
+fn paginated_tag(user: Option<User>, conn: DbConn, name: String, page: Page) -> Template {
+    let tag = Tag::find_by_name(&*conn, name).expect("Rendering tags::tag: tag not found");
+    let posts = Post::list_by_tag(&*conn, tag.tag.clone(), page.limits());
+    Template::render("tags/index", json!({
+        "tag": tag.clone(),
+        "account": user.map(|u| u.to_json(&*conn)),
+        "articles": posts.into_iter().map(|p| p.to_json(&*conn)).collect::<Vec<serde_json::Value>>(),
+        "page": page.page,
+        "n_pages": Page::total(Post::count_for_tag(&*conn, tag.tag) as i32)
+    }))
+}