[Enhancement] Allow redownloading of files for existing media items (#239)

* Added ability to specify overwrite behaviour when downloading media

* Added helper for redownloading media items

* renamed media redownload worker to disambiguate it from similarly named methods

* Added new redownload option to source actions dropdown

* Refactored MediaQuery to use a __using__ macro

* docs

lib/pinchflat_web/components/custom_components/table_components.ex

@@ -27,21 +27,20 @@ defmodule PinchflatWeb.CustomComponents.TableComponents do
 
   def table(assigns) do
     ~H"""
-    <table class={["w-full table-auto", @table_class]}>
+    <table class={["w-full table-auto bg-boxdark", @table_class]}>
       <thead>
-        <tr class="bg-gray-2 text-left dark:bg-meta-4">
-          <th :for={col <- @col} class="px-4 py-4 font-medium text-black dark:text-white xl:pl-11">
+        <tr class="text-left bg-meta-4">
+          <th :for={col <- @col} class="px-4 py-4 font-medium text-white xl:pl-11">
             <%= col[:label] %>
           </th>
         </tr>
       </thead>
       <tbody>
-        <tr :for={{row, i} <- Enum.with_index(@rows)}>
+        <tr :for={row <- @rows} class="border-b border-boxdark hover:border-strokedark">
           <td
             :for={col <- @col}
             class={[
-              "px-4 py-5 pl-9 dark:border-strokedark xl:pl-11",
-              i + 1 > length(@rows) && "border-b border-[#eee] dark:border-π",
+              "px-4 py-5 pl-9 xl:pl-11",
               col[:class]
             ]}
           >

lib/pinchflat_web/controllers/pages/page_controller.ex

@@ -1,9 +1,9 @@
 defmodule PinchflatWeb.Pages.PageController do
   use PinchflatWeb, :controller
+  use Pinchflat.Media.MediaQuery
 
   alias Pinchflat.Repo
   alias Pinchflat.Sources.Source
-  alias Pinchflat.Media.MediaQuery
   alias Pinchflat.Profiles.MediaProfile
 
   def home(conn, params) do

lib/pinchflat_web/controllers/pages/page_html/history_table_live.ex

@@ -1,9 +1,8 @@
 defmodule Pinchflat.Pages.HistoryTableLive do
   use PinchflatWeb, :live_view
-  import Ecto.Query, warn: false
+  use Pinchflat.Media.MediaQuery
 
   alias Pinchflat.Repo
-  alias Pinchflat.Media.MediaQuery
   alias Pinchflat.Utils.NumberUtils
   alias PinchflatWeb.CustomComponents.TextComponents
 

lib/pinchflat_web/controllers/podcasts/podcast_controller.ex

@@ -1,10 +1,10 @@
 defmodule PinchflatWeb.Podcasts.PodcastController do
   use PinchflatWeb, :controller
+  use Pinchflat.Media.MediaQuery
 
   alias Pinchflat.Repo
   alias Pinchflat.Sources.Source
   alias Pinchflat.Media.MediaItem
-  alias Pinchflat.Media.MediaQuery
   alias Pinchflat.Podcasts.RssFeedBuilder
   alias Pinchflat.Podcasts.PodcastHelpers
 

lib/pinchflat_web/controllers/sources/source_controller.ex

@@ -104,7 +104,7 @@ defmodule PinchflatWeb.Sources.SourceController do
     |> redirect(to: ~p"/sources")
   end
 
-  def force_download(conn, %{"source_id" => id}) do
+  def force_download_pending(conn, %{"source_id" => id}) do
     wrap_forced_action(
       conn,
       id,
@@ -113,6 +113,15 @@ defmodule PinchflatWeb.Sources.SourceController do
     )
   end
 
+  def force_redownload(conn, %{"source_id" => id}) do
+    wrap_forced_action(
+      conn,
+      id,
+      "Forcing re-download of downloaded media items.",
+      &DownloadingHelpers.kickoff_redownload_for_existing_media/1
+    )
+  end
+
   def force_index(conn, %{"source_id" => id}) do
     wrap_forced_action(
       conn,

lib/pinchflat_web/controllers/sources/source_html/actions_dropdown.html.heex

@@ -31,11 +31,20 @@
   </:option>
   <:option :if={@source.download_media}>
     <.link
-      href={~p"/sources/#{@source}/force_download"}
+      href={~p"/sources/#{@source}/force_download_pending"}
       method="post"
       data-confirm="Are you sure you want to force a download of all *pending* media items? This isn't normally needed."
     >
-      Force Download
+      Download Pending
+    </.link>
+  </:option>
+  <:option :if={@source.download_media}>
+    <.link
+      href={~p"/sources/#{@source}/force_redownload"}
+      method="post"
+      data-confirm="Are you sure you want to re-download all currently downloaded media items? This isn't normally needed and won't change anything if the files already exist."
+    >
+      Redownload Existing
     </.link>
   </:option>
   <:option>

lib/pinchflat_web/controllers/sources/source_html/media_item_table_live.ex

@@ -1,10 +1,9 @@
 defmodule Pinchflat.Sources.MediaItemTableLive do
   use PinchflatWeb, :live_view
-  import Ecto.Query, warn: false
+  use Pinchflat.Media.MediaQuery
 
   alias Pinchflat.Repo
   alias Pinchflat.Sources
-  alias Pinchflat.Media.MediaQuery
   alias Pinchflat.Utils.NumberUtils
 
   @limit 10

lib/pinchflat_web/router.ex

@@ -33,7 +33,8 @@ defmodule PinchflatWeb.Router do
     resources "/settings", Settings.SettingController, only: [:show, :update], singleton: true
 
     resources "/sources", Sources.SourceController do
-      post "/force_download", Sources.SourceController, :force_download
+      post "/force_download_pending", Sources.SourceController, :force_download_pending
+      post "/force_redownload", Sources.SourceController, :force_redownload
       post "/force_index", Sources.SourceController, :force_index
       post "/force_metadata_refresh", Sources.SourceController, :force_metadata_refresh