POMODORO CLOCK Proj with React Hooks 28/29 Help

[jenovs]

I recently helped with similar problem with react hooks:

Pomodoro Clock Works Great, But

It’s because in your code the timer update after button click happens in two passes: first you change increaseSession to trigger useEffect (1st pass) which changes sessionLength and minutes (2nd pass). You can’t see it because it happens very fast, but tests can catch it. Overall, the way you use useEffect is not quite right. You should go with a regular onClick handler which updates all the necessary variables (you really don’t need useEffect to handle clicks). Here’s an example (look at lin…

Check how you you go from clicking “Up” button to updating time in blue “Session” block.