The Disneyland Resort has announced that it will add the same Mobile Order service to its Disneyland App that Walt Disney World added in 2017:

Quote Originally Posted by Disney Parks & Resorts

... Using the new mobile ordering service, guests will be able to easily search for a participating location, select an arrival time window for pickup, choose items from the menu and place their order. As an added convenience, Annual Passholders will be able to apply their discount to meal purchases using the app. Guests notify the restaurant of their arrival on the app and within minutes, an app notification indicates the meal is ready to pick up at a designated window – without ever waiting in line to order and pay.

The mobile ordering functionality is part of our continued efforts to enhance the guest experience. Combined with the recently launched Disney MaxPass, also part of the Disneyland App