chore: Prepare libraryView to replace libraryQuery

app/src/main/sqldelight/tachiyomi/view/library_view.sq

@@ -0,0 +1,23 @@
+CREATE VIEW library_view AS
+SELECT
+    M.*,
+    coalesce(MC.category_id, 0) AS category
+FROM (
+    SELECT
+        MS.*,
+        coalesce(count(*) - sum(read), 0) AS unread,
+        sum(read) AS has_read,
+        sum(bookmark) AS bookmark_count
+    FROM mangas AS MS
+    LEFT JOIN chapters AS C
+    ON C.manga_id = MS._id
+    LEFT JOIN scanlators_view AS filtered_scanlators
+    ON C.manga_id = filtered_scanlators._id
+    AND ifnull(C.scanlator, 'N/A') = ifnull(filtered_scanlators.name, '/<INVALID>/')  -- I assume if it's N/A it shouldn't be filtered
+    WHERE MS.favorite = 1
+    AND filtered_scanlators.name IS NULL
+    GROUP BY MS._id
+    ORDER BY MS.title
+) AS M
+LEFT JOIN mangas_categories AS MC
+ON MC.manga_id = M._id;

app/src/main/sqldelight/tachiyomi/view/scanlators_view.sq

@@ -0,0 +1,10 @@
+CREATE VIEW scanlators_view AS  -- Probably should migrate these to a real table
+WITH RECURSIVE split(seq, _id, name, str) AS (
+    SELECT 0, M._id, NULL, replace(ifnull(M.filtered_scanlators, ''), ' & ', ',')||',' FROM mangas AS M
+    UNION ALL SELECT
+        seq+1,
+        _id,
+        substr(str, 0, instr(str, ',')),
+        substr(str, instr(str, ',')+1)
+    FROM split WHERE str != ''
+) SELECT _id, name FROM split WHERE split.seq != 0 ORDER BY split.seq ASC;