Clear cache

lib/elixirus/token_worker.ex

@@ -177,7 +177,7 @@ defmodule Elixirus.TokenWorker do
       %Client{} = client = Client.get_client(token)
 
       case SnakeArgs.from_params(:elixirus, :announcements, [client])
-           |> python!(timeout: 10_000) do
+           |> python!(python_timeout: 10_000) do
         {:error, :timeout} ->
           Logger.info("Timed out refreshing")
 

lib/elixirus_web/components/layouts/app.html.heex

@@ -20,6 +20,8 @@
       <button id="logout-button" phx-hook="logout_button">
         <Heroicons.arrow_right_on_rectangle class="w-12 hover:cursor-pointer hover:text-red-600 hover:translate-x-2 transition duration-500" />
       </button>
+
+<.link navigate={~p"/student/refresh"}><Heroicons.arrow_path class="h-12 w-12"/></.link>
     </:misc>
   </.header>
 </header>

lib/elixirus_web/helpers.ex

@@ -195,10 +195,30 @@ defmodule ElixirusWeb.Helpers do
   end
 
   def cache_and_ttl_data(user_id, cache_type, data, expiry_time \\ 5) do
+    Cachex.get_and_update(:elixirus_cache, user_id, fn caches -> 
+      if caches != nil do
+        [cache_type | caches] 
+      else 
+        [cache_type]
+      end
+
+    end)
     Cachex.put(:elixirus_cache, user_id <> cache_type, data)
     Cachex.expire(:elixirus_cache, user_id <> cache_type, :timer.minutes(expiry_time))
   end
 
+  def purge_user_cache(user_id) do 
+    case Cachex.get(:elixirus_cache, user_id)  do 
+      {:ok, nil} -> :ok
+      {:ok, user_caches} -> Enum.each(user_caches, fn cache -> 
+        Cachex.del(:elixirus_cache, user_id <> cache)
+      end)
+      _ -> :ok
+    end
+    Cachex.del(:elixirus_cache, user_id)
+    :ok
+  end
+
   def handle_cache_data(user_id, cache_type) do
     Cachex.purge(:elixirus_cache)
 

lib/elixirus_web/live/student_live/attendance.ex

@@ -148,7 +148,7 @@ defmodule ElixirusWeb.StudentLive.Attendance do
       end)
       |> create_fetcher(user_id, subject_frequency, :subject_frequency, fn ->
         SnakeArgs.from_params(:elixirus, :subject_frequency, [client])
-        |> Venomous.python!(timeout: 15_000)
+        |> Venomous.python!(python_timeout: 20_000)
       end)
       |> create_fetcher(user_id, attendance, :attendance, fn ->
         {SnakeArgs.from_params(:elixirus, :attendance, [client, true])

lib/elixirus_web/live/student_live/attendance.html.heex

@@ -37,8 +37,20 @@
     </div>
   </div>
 
+  <.link
+    :if={@live_action == nil}
+    class="h-20 rounded bg-fg shadow-md flex items-center justify-center"
+    navigate={~p"/student/attendance/subjects"}
+    replace={false}
+  >
+    View subject frequency
+  </.link>
+  <div :if={@live_action == :subject_frequency && :subject_frequency in @loadings}>
+    Loading...
+  </div>
+
   <div
-    :if={@subject_frequency != []}
+    :if={@live_action == :subject_frequency && :subject_frequency not in @loadings}
     class="flex flex-col gap-y-4 xl:max-h-[400px] md:flex-wrap items-center "
   >
     <div :for={{subj, freq} <- @subject_frequency} class="select-none w-full xl:w-1/4">

lib/elixirus_web/live/student_live/index.ex

@@ -79,7 +79,6 @@ defmodule ElixirusWeb.StudentLive.Index do
         :attendance => attendance_discards,
         :announcement => announcement_discards
       }
-      |> dbg
 
     {:noreply, push_event(socket, "discard-all", discards)}
   end
@@ -590,15 +589,14 @@ defmodule ElixirusWeb.StudentLive.Index do
             {key, val} <-
               @info
               |> Map.to_list()
-              |> dbg
           }
           phx-hook="expand_click"
           id="info"
           class="line-clamp-3 flex-wrap break-all flex bg-lighterbg w-24 max-w-24 p-1 rounded-md my-1"
         >
           <div class="flex flex-col">
             <span><%= key %></span>
-            <div class="flex flex-row gap-x-1">
+            <div :if={val != ""} class="flex flex-row gap-x-1">
               <p :for={val <- Map.values(val)} :if={val != ""}>
                 <%= val %>
               </p>

lib/elixirus_web/live/student_live/refresh.ex

@@ -0,0 +1,16 @@
+defmodule ElixirusWeb.StudentLive.Refresh do 
+
+  use ElixirusWeb, :live_view
+  import ElixirusWeb.Helpers, only: [purge_user_cache: 1]
+
+  def mount(_params, %{"user_id" => user_id}, socket) do 
+    purge_user_cache(user_id)
+    {:ok, push_navigate(socket, to: ~p"/")}
+  end
+
+def render(assigns) do 
+    ~H"""
+    <h1>cache cleared</h1>
+    """
+  end
+end

lib/elixirus_web/router.ex

@@ -30,13 +30,15 @@ defmodule ElixirusWeb.Router do
     scope "/student" do
       pipe_through :api_token
       live "/", StudentLive.Index
+      live "/refresh", StudentLive.Refresh
       live "/announcements", StudentLive.Announcements
       live "/timetable", StudentLive.Timetable
       live "/schedule", StudentLive.Schedule
       live "/homework", StudentLive.Homework
 
       scope "/attendance" do
         live "/", StudentLive.Attendance
+        live "/subjects", StudentLive.Attendance, :subject_frequency
         live "/:href", StudentLive.Attendance, :view
       end