Link to Last.fm events from "On Tour" badge

lib/last_fm/artist.ex

@@ -1,6 +1,6 @@
 defmodule LastFm.Artist do
   @enforce_keys [:musicbrainz_id, :name]
-  defstruct [:musicbrainz_id, :name, :summary, :bio, :image, :play_count, :on_tour]
+  defstruct [:musicbrainz_id, :name, :summary, :bio, :image, :play_count, :on_tour, :base_url]
 
   @type t :: %__MODULE__{
           musicbrainz_id: String.t(),
@@ -9,7 +9,8 @@ defmodule LastFm.Artist do
           bio: String.t(),
           image: String.t(),
           play_count: non_neg_integer(),
-          on_tour: boolean()
+          on_tour: boolean(),
+          base_url: String.t()
         }
 
   def from_api_response(api_response) do
@@ -20,10 +21,15 @@ defmodule LastFm.Artist do
       bio: api_response["bio"]["content"] || "",
       image: get_image(api_response),
       play_count: get_play_count(api_response),
-      on_tour: api_response["ontour"] == "1"
+      on_tour: api_response["ontour"] == "1",
+      base_url: api_response["url"]
     }
   end
 
+  def events_url(artist) do
+    artist.base_url <> "/+events"
+  end
+
   defp get_image(api_response) do
     api_response["image"]
     |> Enum.find(%{"#text" => nil}, fn i -> i["size"] == "medium" end)

lib/music_library_web/live/artist_live/show.html.heex

@@ -27,7 +27,9 @@
             {gettext("Error loading play count")}
           </div>
         </:failed>
-        <.round_badge :if={artist_info.on_tour} text={gettext("On Tour")} class="mr-2" />
+        <a :if={artist_info.on_tour} href={LastFm.Artist.events_url(artist_info)} target="_blank">
+          <.round_badge text={gettext("On Tour")} class="mr-2" />
+        </a>
         <span
           :if={artist_info.play_count > 0}
           class="text-xs font-medium text-zinc-700 dark:text-zinc-300 grow"

test/last_fm/artist_test.exs

@@ -21,7 +21,8 @@ defmodule LastFm.ArtistTest do
                image:
                  "https://lastfm.freetls.fastly.net/i/u/64s/2a96cbd8b46e442fc41c2b86b821562f.png",
                play_count: 123,
-               on_tour: false
+               on_tour: false,
+               base_url: "https://www.last.fm/music/Steven+Wilson"
              } ==
                LastFm.Artist.from_api_response(api_response)
     end