Image Preloader Callback Firing Before All Images Have Loaded

Problem: I am trying to do image preloading and found this awesome solution which I have tried to adapt.I took the code and wrapped it in a function which returns a promise, but i

Solution 1:

Swap these two lines

    promise.resolve();
    console.log("loaded:" + url);

The promise is resolving which triggers the rest of the resolve chain. Then the log message is added.