Changes to support setting default templates based on tags

postgres/schema.sql

@@ -155,7 +155,9 @@ CREATE TABLE playlists (
 	-- because we don't want invalid input to cause integrity errors.
 	-- It's totally safe for these to point to non-existent events, it just does nothing.
 	first_event_id TEXT,
-	last_event_id TEXT
+	last_event_id TEXT,
+	-- name of the thumbnail template to be applied by default to this tag
+	default_template TEXT NOT NULL DEFAULT ''
 );
 
 -- This table records time series data gleaned from the bus cam (right now, just the odometer).

sheetsync/sheetsync/main.py

@@ -375,6 +375,7 @@ class PlaylistsSync(SheetSync):
 		"first_event_id",
 		"last_event_id",
 		"show_in_description",
+		"default_template",
 	}
 
 

sheetsync/sheetsync/sheets.py

@@ -198,6 +198,7 @@ class SheetsPlaylistsMiddleware(SheetsMiddleware):
 		"name": 2,
 		"playlist_id": 3,
 		"show_in_description": 4,
+		"default_template": 5,
 		"first_event_id": 6,
 		"last_event_id": 7,
 		"id": 8,
@@ -327,6 +328,7 @@ class SheetsEventsMiddleware(SheetsMiddleware):
 		if 'tags' in row_dict:
 			row_dict['tags'] = (
 				[
+					calculate_shift(row_dict['event_start'])
 					row_dict['category'], # category name
 					worksheet, # sheet name
 				] + (['Poster Moment'] if row_dict['poster_moment'] else [])