* refactor: move code to loadFilters()

filter.go

@@ -44,6 +44,27 @@ func userFilter() filter {
 	}
 }
 
+// Load filters from the disk
+// And if any filter has zero ID, assign a new one
+func loadFilters() {
+	for i := range config.Filters {
+		filter := &config.Filters[i] // otherwise we're operating on a copy
+		if filter.ID == 0 {
+			filter.ID = assignUniqueFilterID()
+		}
+		err := filter.load()
+		if err != nil {
+			// This is okay for the first start, the filter will be loaded later
+			log.Debug("Couldn't load filter %d contents due to %s", filter.ID, err)
+			// clear LastUpdated so it gets fetched right away
+		}
+
+		if len(filter.Rules) == 0 {
+			filter.LastUpdated = time.Time{}
+		}
+	}
+}
+
 func deduplicateFilters() {
 	// Deduplicate filters
 	i := 0 // output index, used for deletion later