bookingSaveInCache function
Implementation
Future<String?> bookingSaveInCache(OrderData _data, {bool migrate = false}) async {
var _cache = _bookingSaveInCache(_data, migrate: migrate);
await FirebaseFirestore.instance.collection("cache").doc("orders")
.set({
_cache.id: _cache.toJson(migrate: migrate),
}, SetOptions(merge:true));
}