package main

// Use Cua's existing persistent activation before explicit foreground input.
// Cua then snapshots the target itself as its "previous foreground", so its
// asynchronous restore cannot race ARTEMIS's separately requested observation.
// Read-only calls and background delivery never activate or restore a window.
func callWithForeground(call func(string, obj) (obj, error), name string, args obj, current func() int64) (obj, error) {
	if name != "bring_to_front" && args["delivery_mode"] != "foreground" {
		return call(name, args)
	}
	target := obj{"pid": args["pid"], "window_id": args["window_id"]}
	focus, err := call("bring_to_front", target)
	if err != nil {
		// Only activation was attempted. Do not send (or replay) the business
		// action when the activation result is unknown.
		return failure("Foreground activation could not be confirmed; requested input was not sent: "+err.Error(), "not_started", "possible", "foreground_unavailable"), nil
	}
	activation := object(focus["structuredContent"])
	actual := current()
	activation["verified_foreground_window_id"] = actual
	activation["policy"] = "keep_target_foreground"
	if focus["isError"] == true || activation["landed_on_target"] != true || actual != num(args["window_id"]) {
		r := failure("Target window did not retain foreground; requested input was not sent. Inspect the window before retrying.", "not_started", "possible", "foreground_unavailable")
		object(r["structuredContent"])["foreground_activation"] = activation
		return r, nil
	}
	if name == "bring_to_front" {
		activation["artemis"] = receipt("completed", "confirmed", "")
		focus["structuredContent"] = activation
		return focus, nil
	}
	r, err := call(name, args)
	if err == nil {
		s := object(r["structuredContent"])
		s["foreground_activation"] = activation
		r["structuredContent"] = s
	}
	return r, err
}

func annotateCaptureFocus(r obj, target, before, after int64) {
	s := object(r["structuredContent"])
	s["capture_focus"] = obj{
		"target_window_id":            target,
		"foreground_window_id_before": before,
		"foreground_window_id_after":  after,
		"target_foreground_before":    before == target,
		"target_foreground_after":     after == target,
		"changed_during_capture":      before != after,
	}
	r["structuredContent"] = s
	if before != target || after != target {
		r["content"] = append(items(r["content"]), textBlock("Capture was not continuously foreground. If the page body is blank or missing from the tree, use bring_to_front for this same pid/window_id, then observe again; do not infer a website failure or repeat a business action."))
	}
}