Right now, when you add some place to selection, the context from PlacePicker is immediately changed and new request is send even without user confirmation.
There should be temporary internal state of the PlacePicker which will affect context after user "close the window" (which means confirm in this case).
Example:
When you are on Results screen and you will select multiple items (like Prague, Brno, Ostrava), there will be 3 requests:
Right now, when you add some place to selection, the context from PlacePicker is immediately changed and new request is send even without user confirmation.
There should be temporary internal state of the PlacePicker which will affect context after user "close the window" (which means confirm in this case).
Example: When you are on Results screen and you will select multiple items (like Prague, Brno, Ostrava), there will be 3 requests:
Prague, Brno and Ostrava
instead of one.