feat: initial commit

queries/triggers/decrement_total_plays.psql

@@ -0,0 +1,20 @@
+BEGIN
+  UPDATE artists
+  SET total_plays = total_plays - 1
+  WHERE name_string = OLD.artist_name;
+
+  UPDATE albums
+  SET total_plays = total_plays - 1
+  WHERE name = OLD.album_name
+    AND artist_name = OLD.artist_name;
+
+  UPDATE genres
+  SET total_plays = total_plays - 1
+  WHERE id = (
+    SELECT genres
+    FROM artists
+    WHERE name_string = OLD.artist_name
+  );
+
+  RETURN OLD;
+END;

queries/triggers/mark_scheduled_as_watched.psql

@@ -0,0 +1,4 @@
+CREATE TRIGGER mark_scheduled_as_watched
+AFTER INSERT ON episodes
+FOR EACH ROW
+EXECUTE FUNCTION update_scheduled_on_watch();

queries/triggers/update_days_read.psql

@@ -0,0 +1,5 @@
+CREATE TRIGGER trigger_update_days_read
+AFTER UPDATE OF progress ON books
+FOR EACH ROW
+WHEN (OLD.progress IS DISTINCT FROM NEW.progress AND (NEW.read_status = 'started' OR NEW.read_status = 'finished'))
+EXECUTE FUNCTION update_days_read();

queries/triggers/update_scheduled_status.psql

@@ -0,0 +1,10 @@
+CREATE OR REPLACE FUNCTION update_scheduled_episode_status()
+RETURNS TRIGGER AS $$
+BEGIN
+  IF NEW.air_date < CURRENT_DATE AND NEW.status = 'upcoming' THEN
+    NEW.status := 'aired';
+  END IF;
+
+  RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;

queries/triggers/update_total_plays.psql

@@ -0,0 +1,20 @@
+BEGIN
+  UPDATE artists
+  SET total_plays = total_plays + 1
+  WHERE name_string = NEW.artist_name;
+
+  UPDATE albums
+  SET total_plays = total_plays + 1
+  WHERE key = NEW.album_key
+    AND artist_name = NEW.artist_name;
+
+  UPDATE genres
+  SET total_plays = total_plays + 1
+  WHERE id = (
+    SELECT genres
+    FROM artists
+    WHERE name_string = NEW.artist_name
+  );
+
+  RETURN NEW;
+END;