feat(server): complete field object rewards, effects, positions and calendar resets

go/internal/server/world/field_buff_info.go

@@ -0,0 +1,23 @@
+package world
+
+import "bd2server/internal/server/wire"
+
+func (s *Service) fieldBuffInfo() ([]byte, error) {
+	rows, err := s.state.FieldBuffs()
+	if err != nil {
+		return nil, err
+	}
+	now := s.monsterTime().UnixMilli()
+	var out []byte
+	for _, row := range rows {
+		end, _, err := wire.Varint(row, 3)
+		if err != nil {
+			return nil, err
+		}
+		if end != 0 && (end > 0x7fffffffffffffff || int64(end) <= now) {
+			continue
+		}
+		out = wire.AppendBytes(out, 8, row)
+	}
+	return out, nil
+}