fix: Scanlator filter not working properly

data/src/commonMain/sqldelight/tachiyomi/migrations/24.sqm

@@ -0,0 +1,57 @@
+DROP VIEW IF EXISTS scanlators_view;
+CREATE VIEW scanlators_view AS
+SELECT S.* FROM (
+    WITH RECURSIVE split(seq, _id, name, str) AS (
+        SELECT 0, mangas._id, NULL, ifnull(mangas.filtered_scanlators, '')||' [.] ' FROM mangas WHERE mangas._id
+        UNION ALL SELECT
+            seq+1,
+            _id,
+            substr(str, 0, instr(str, ' [.] ')),
+            substr(str, instr(str, ' [.] ')+5)
+        FROM split WHERE str != ''
+    )
+    SELECT _id AS manga_id, name FROM split WHERE split.seq != 0 ORDER BY split.seq ASC
+) AS S;
+
+-- Replace seperator from ' & ' to less common ' [.] '
+WITH tmp(_id, filtered_scanlators) AS (SELECT _id, replace(filtered_scanlators, ' & ', ' [.] ') FROM mangas)
+UPDATE mangas
+SET filtered_scanlators = (SELECT filtered_scanlators FROM tmp)
+WHERE _id IN (SELECT _id FROM tmp);
+
+-- To sync the project
+DROP VIEW IF EXISTS library_view;
+CREATE VIEW library_view AS
+SELECT
+    M.*,
+    coalesce(C.total, 0) AS total,
+    coalesce(C.read_count, 0) AS has_read,
+    coalesce(C.bookmark_count, 0) AS bookmark_count,
+    coalesce(MC.category_id, 0) AS category,
+    coalesce(C.latestUpload, 0) AS latestUpload,
+    coalesce(C.lastRead, 0) AS lastRead,
+    coalesce(C.lastFetch, 0) AS lastFetch
+FROM mangas AS M
+LEFT JOIN (
+    SELECT
+        chapters.manga_id,
+        count(*) AS total,
+        sum(read) AS read_count,
+        sum(bookmark) AS bookmark_count,
+        coalesce(max(chapters.date_upload), 0) AS latestUpload,
+        coalesce(max(history.history_last_read), 0) AS lastRead,
+        coalesce(max(chapters.date_fetch), 0) AS lastFetch
+    FROM chapters
+    LEFT JOIN scanlators_view AS filtered_scanlators
+    ON chapters.manga_id = filtered_scanlators.manga_id
+    AND ifnull(chapters.scanlator, 'N/A') = ifnull(filtered_scanlators.name, '/<INVALID>/')
+    LEFT JOIN history
+    ON chapters._id = history.history_chapter_id
+    WHERE filtered_scanlators.name IS NULL
+    GROUP BY chapters.manga_id
+) AS C
+ON M._id = C.manga_id
+LEFT JOIN (SELECT * FROM mangas_categories) AS MC
+ON MC.manga_id = M._id
+WHERE M.favorite = 1
+ORDER BY M.title;

data/src/commonMain/sqldelight/tachiyomi/view/scanlators_view.sq

@@ -1,12 +1,13 @@
+-- FIXME: Turn this to its own table
 CREATE VIEW scanlators_view AS
 SELECT S.* FROM (
-    WITH RECURSIVE split(seq, _id, name, str) AS (  -- Probably should migrate this to its own table someday
-        SELECT 0, mangas._id, NULL, replace(ifnull(mangas.filtered_scanlators, ''), ' & ', '[.]')||'[.]' FROM mangas WHERE mangas._id
+    WITH RECURSIVE split(seq, _id, name, str) AS (
+        SELECT 0, mangas._id, NULL, ifnull(mangas.filtered_scanlators, '')||' [.] ' FROM mangas WHERE mangas._id
         UNION ALL SELECT
             seq+1,
             _id,
-            substr(str, 0, instr(str, '[.]')),
-            substr(str, instr(str, '[.]')+3)
+            substr(str, 0, instr(str, ' [.] ')),
+            substr(str, instr(str, ' [.] ')+5)
         FROM split WHERE str != ''
     )
     SELECT _id AS manga_id, name FROM split WHERE split.seq != 0 ORDER BY split.seq ASC