With type 1, most people can eat what they want.
However, this is achieved by matching their insulin dose to what they eat.
When we are first diagnosed, it is common to be advised a fixed insulin dose and then given information about adjusting doses later. This is based on the number of grammes of carbohydrates so you will read the term “carb counting”.
If you want to learn about this, you could try the online course Bertie Online.
So, in short, you should be able to eat Chinese curry.
As 90% of people with diabetes have type 2, a lot of what you will read about diabetes treatment such as what you can and cannot eat will be targeted at people with type 2 so not applicable to type 1.