Add an endpoint to like posts

src/routes/likes.rs

@@ -0,0 +1,21 @@
+use rocket::response::Redirect;
+
+use activity_pub::activity::Like;
+use activity_pub::outbox::broadcast;
+use db_conn::DbConn;
+use models::likes;
+use models::posts::Post;
+use models::users::User;
+
+#[get("/~/<blog>/<slug>/like")]
+fn create(blog: String, slug: String, user: User, conn: DbConn) -> Redirect {
+    let post = Post::find_by_slug(&*conn, slug.clone()).unwrap();
+    likes::Like::insert(&*conn, likes::NewLike {
+        post_id: post.id,
+        user_id: user.id
+    });
+    let act = Like::new(&user, &post, &*conn);
+    broadcast(&*conn, &user, act, user.get_followers(&*conn));
+
+    Redirect::to(format!("/~/{}/{}/", blog, slug).as_ref())
+}

src/routes/mod.rs

@@ -1,6 +1,7 @@
 pub mod blogs;
 pub mod comments;
 pub mod instance;
+pub mod likes;
 pub mod posts;
 pub mod session;
 pub mod user;

src/routes/posts.rs

@@ -31,7 +31,8 @@ fn details(blog: String, slug: String, conn: DbConn) -> Template {
                 "content": c.content,
                 "author": c.get_author(&*conn)
             })
-        }).collect::<Vec<serde_json::Value>>()
+        }).collect::<Vec<serde_json::Value>>(),
+        "n_likes": post.get_likes(&*conn).len()
     }))
 }