Listen for imports in Indesign

#targetengine "placedone"

//add an afterplace listener
app.eventListeners.add("afterPlace", addIdle);
var iTask; 
var pc = false;

/**
* Add an idletask after the first place with a 2 sec sleep delay, adjust as needed
* @ param e the afterPlace event 
*/
function addIdle(e){
    if (!pc) {
        //make an idletask event with a 2 sec delay
        iTask = makeIdleTask("waitPlace", 2000);
        iTask.addEventListener(IdleEvent.ON_IDLE, placeDone);
        pc = true
    }
}

/**
* Alert 2 sec after last place and remove listeners
* @ param e idle event 
*/
function placeDone(e){
    alert("Place Done")
    //remove listeners
    app.removeEventListener("afterPlace", addIdle);
    app.idleTasks.itemByName("waitPlace").remove();
}

/**
* Makes a new named idleTask 
* @ param the task name 
* @ param the sleep time 
* @ return the named idleTask
*/
function makeIdleTask(n, s){
    if (app.idleTasks.itemByName(n).isValid) {
        return app.idleTasks.itemByName(n);
    } else {
        return app.idleTasks.add({name:n, sleep:s});
    }
}