Simplify tag summary

lib/Database.php

@@ -2002,14 +2002,11 @@ class Database {
         }
         return $this->db->prepare(
             "SELECT
-                arsse_tags.id as tag_id,
+                arsse_tags.id as id,
-                arsse_tags.name as tag_name,
+                arsse_tags.name as name,
-                arsse_subscriptions.id as subscription_id,
+                arsse_tag_members.subscription as subscription
-                coalesce(arsse_subscriptions.title, arsse_feeds.title) as subscription_name
             FROM arsse_tag_members
                 join arsse_tags on arsse_tags.id = arsse_tag_members.tag
-                join arsse_subscriptions on arsse_subscriptions.id = arsse_tag_members.subscription
-                join arsse_feeds on arsse_feeds.id = arsse_subscriptions.feed
             WHERE arsse_tags.owner = ? and assigned = 1",
             "str"
         )->run($user);

tests/cases/Database/SeriesTag.php

@@ -378,11 +378,11 @@ trait SeriesTag {
 
     public function testSummarizeTags() {
         $exp = [
-            ['tag_id' => 1, 'tag_name' => "Interesting", 'subscription_id' => 1, 'subscription_name' => "Lord of Carrots"],
+            ['id' => 1, 'name' => "Interesting", 'subscription' => 1],
-            ['tag_id' => 1, 'tag_name' => "Interesting", 'subscription_id' => 5, 'subscription_name' => "Feed Title"],
+            ['id' => 1, 'name' => "Interesting", 'subscription' => 5],
-            ['tag_id' => 2, 'tag_name' => "Fascinating", 'subscription_id' => 1, 'subscription_name' => "Lord of Carrots"],
+            ['id' => 2, 'name' => "Fascinating", 'subscription' => 1],
-            ['tag_id' => 2, 'tag_name' => "Fascinating", 'subscription_id' => 3, 'subscription_name' => "Subscription Title"],
+            ['id' => 2, 'name' => "Fascinating", 'subscription' => 3],
-            ['tag_id' => 2, 'tag_name' => "Fascinating", 'subscription_id' => 5, 'subscription_name' => "Feed Title"],
+            ['id' => 2, 'name' => "Fascinating", 'subscription' => 5],
         ];
         $this->assertResult($exp, Arsse::$db->tagSummarize("john.doe@example.com"));
     }