list of users following/followed by user

app/controllers/domain/users_controller.rb

@@ -3,7 +3,7 @@ class Domain::UsersController < DomainController
   extend T::Sig
   extend T::Helpers
 
-  before_action :set_user!, only: %i[show]
+  before_action :set_user!, only: %i[show followed_by following]
   before_action :set_post!, only: %i[users_faving_post]
   skip_before_action :authenticate_user!,
                      only: %i[
@@ -20,6 +20,50 @@ class Domain::UsersController < DomainController
     @users = policy_scope(Domain::User).order(created_at: :desc)
   end
 
+  sig(:final) { void }
+  def followed_by
+    @user = T.must(@user)
+    authorize @user
+    @users =
+      @user
+        .followed_by_users
+        .includes(avatar: :log_entry)
+        .page(params[:page])
+        .per(50)
+    @index_type = :followed_by
+    render :index
+  end
+
+  sig(:final) { void }
+  def following
+    @user = T.must(@user)
+    authorize @user
+    @users =
+      @user
+        .followed_users
+        .includes(avatar: :log_entry)
+        .page(params[:page])
+        .per(50)
+    @index_type = :following
+    render :index
+  end
+
+  sig(:final) { void }
+  def users_faving_post
+    @post = T.must(@post)
+    authorize @post
+    @users =
+      T
+        .unsafe(@post)
+        .faving_users
+        .includes(avatar: :log_entry)
+        .page(params[:page])
+        .per(50)
+
+    @index_type = :users_faving_post
+    render :index
+  end
+
   # GET /users/:id
   sig(:final) { void }
   def show
@@ -58,19 +102,6 @@ class Domain::UsersController < DomainController
         .limit(10)
   end
 
-  sig(:final) { void }
-  def users_faving_post
-    @post = T.must(@post)
-    authorize @post
-    @user_post_favs =
-      @post
-        .user_post_favs
-        .includes(user: :avatar)
-        .page(params[:page])
-        .per(50)
-        .without_count
-  end
-
   sig { void }
   def similar_users
     url_name = params[:url_name]

app/helpers/domain/users_helper.rb

@@ -94,6 +94,16 @@ module Domain::UsersHelper
     "#{domain_user_path(user)}/favorites"
   end
 
+  sig { params(user: Domain::User).returns(String) }
+  def domain_user_followed_by_path(user)
+    "#{domain_user_path(user)}/followed_by"
+  end
+
+  sig { params(user: Domain::User).returns(String) }
+  def domain_user_following_path(user)
+    "#{domain_user_path(user)}/following"
+  end
+
   class StatRow < T::ImmutableStruct
     include T::Struct::ActsAsComparable
 
@@ -114,15 +124,19 @@ module Domain::UsersHelper
       rows << StatRow.new(name: "Favorites", value: user.user_post_favs.count)
     end
     if user.has_followed_by_users?
+      can_view_link = policy(user).followed_by?
       rows << StatRow.new(
         name: "Followed by",
         value: user.user_user_follows_to.count,
+        link_to: can_view_link ? domain_user_followed_by_path(user) : nil,
       )
     end
     if user.has_followed_users?
+      can_view_link = policy(user).following?
       rows << StatRow.new(
         name: "Following",
         value: user.user_user_follows_from.count,
+        link_to: can_view_link ? domain_user_following_path(user) : nil,
       )
     end
 

app/policies/domain/user_policy.rb

@@ -36,4 +36,14 @@ class Domain::UserPolicy < ApplicationPolicy
   def view_log_entries?
     user&.admin? || false
   end
+
+  sig { returns(T::Boolean) }
+  def followed_by?
+    user&.admin? || user&.moderator? || false
+  end
+
+  sig { returns(T::Boolean) }
+  def following?
+    user&.admin? || user&.moderator? || false
+  end
 end

app/views/domain/users/index.html.erb

@@ -3,23 +3,34 @@
     <div class="flex items-center justify-between gap-4">
       <div class="flex min-w-0 items-center gap-2">
         <h1 class="text-lg font-medium">
-          Users who favorited
-          <%= link_to @post.title,
-                      domain_post_path(@post),
-                      class: "text-blue-600 hover:underline" %>
+          <% case @index_type %>
+          <% when :followed_by %>
+            <%= pluralize(@users.total_count, "user") %> following
+            <%= link_to @user.name,
+                        domain_user_following_path(@user),
+                        class: "text-blue-600 hover:underline" %>
+          <% when :following %>
+            <%= pluralize(@users.total_count, "user") %> followed by
+            <%= link_to @user.name,
+                        domain_user_following_path(@user),
+                        class: "text-blue-600 hover:underline" %>
+          <% when :users_faving_post %>
+            <%= pluralize(@users.total_count, "user") %> favorited
+            <%= link_to @post.title,
+                        domain_post_path(@post),
+                        class: "text-blue-600 hover:underline" %>
+          <% end %>
         </h1>
       </div>
     </div>
   </section>
-  <%= render "shared/pagination_controls", collection: @user_post_favs %>
-  <% favs = @user_post_favs.to_a %>
-  <% if favs.any? %>
+  <%= render "shared/pagination_controls", collection: @users %>
+  <% if @users.any? %>
     <section
       class="overflow-hidden rounded-md border border-slate-300 bg-slate-50"
     >
       <div class="divide-y divide-slate-200">
-        <% favs.each do |user_post_fav| %>
-          <% user = user_post_fav.user %>
+        <% @users.each do |user| %>
           <%= link_to domain_user_path(user),
                       class: "flex items-center gap-4 p-4 hover:bg-slate-100" do %>
             <% if user.avatar&.log_entry.present? %>
@@ -46,7 +57,7 @@
       class="rounded-md border border-slate-300 bg-slate-50 p-8 text-center"
     >
       <i class="bi bi-heart mb-3 block text-4xl text-slate-400"></i>
-      <p class="text-slate-600">No users have favorited this post yet.</p>
+      <p class="text-slate-600">No users found.</p>
     </section>
   <% end %>
 </div>

config/routes.rb

@@ -29,6 +29,9 @@ Rails.application.routes.draw do
             } do
     get :search_by_name, on: :collection
 
+    get "followed_by", on: :member, action: :followed_by
+    get "following", on: :member, action: :following
+
     resources :posts, only: [], controller: "domain/posts", path: "" do
       get :favorites, on: :collection, action: :user_favorite_posts
       get :posts, on: :collection, action: :user_created_posts