fix: track subscription renewal date

migrations/20230219_add_subscription_renewal.go

@@ -0,0 +1,35 @@
+package migrations
+
+import (
+	"github.com/emvi/logbuch"
+	"github.com/muety/wakapi/config"
+	"github.com/muety/wakapi/models"
+	"gorm.io/gorm"
+)
+
+func init() {
+	const name = "20230219-add_subscription_renewal"
+	f := migrationFunc{
+		name: name,
+		f: func(db *gorm.DB, cfg *config.Config) error {
+			if hasRun(name, db) {
+				return nil
+			}
+
+			migrator := db.Migrator()
+
+			if migrator.HasColumn(&models.User{}, "subscription_renewal") {
+				logbuch.Info("running migration '%s'", name)
+
+				if err := db.Exec("UPDATE users SET subscription_renewal = subscribed_until WHERE subscribed_until is not null").Error; err != nil {
+					return err
+				}
+			}
+
+			setHasRun(name, db)
+			return nil
+		},
+	}
+
+	registerPostMigration(f)
+}