/**
 * Convert a class definition to the UI5 format of inheritance. This decorator can only be used in a class that extends from
 * another UI5 class. If your class doesn't extends from any other, don't use this decorator or make your class extend from
 * sap.ui.base.Object
 * @param name Full name of the class. This parameter will be passed to BaseClass.extend(name, ...) method at runtime.
 */
function UI5(name: string): Function {
  return function (target: FunctionConstructor): FunctionConstructor {
    var functionMembers: string[] = Object.getOwnPropertyNames(function () {});
    var staticMembers: string[] = Object.getOwnPropertyNames(target).filter(
      (o) => functionMembers.indexOf(o) === -1
    );
    var instanceMethods: string[] = Object.getOwnPropertyNames(
      target.prototype
    );

    var baseClass: any = Object.getPrototypeOf(target); // it is the same as: baseClass = target.__proto__;

    var thisClass: any = {};
    staticMembers.forEach((m) => (thisClass[m] = (<any>target)[m]));
    instanceMethods.forEach((m) => (thisClass[m] = (<any>target.prototype)[m]));

    if (typeof baseClass.extend === "function") {
      return baseClass.extend(name, thisClass);
    } else {
      throw new Error("This class doesn't inherit from a UI5 class");
    }
  };
}