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How to dispatch a Redux action with a timeout?

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I have an action that updates the notification state of my application. Usually, this notification will be an error or info of some sort. I need to then dispatch another action after 5 seconds that will return the notification state to the initial one, so no notification. The main reason behind this is to provide functionality where notifications disappear automatically after 5 seconds.

I had no luck with using setTimeout and returning another action and can't find how this is done online. So any advice is welcome.

1 Answers

To achieve this functionality where notifications disappear automatically after 5 seconds, you can use the following approach: 1. In your action that updates the notification state, dispatch the action to update the notification state and then set a timeout to automatically dispatch an action after 5 seconds to clear the notification state. Here's an example of how you can achieve this in your Redux action:

export const updateNotification = (message) => {
  return (dispatch) => {
    // Dispatch action to update notification state
    dispatch({ type: 'UPDATE_NOTIFICATION', payload: message });

    // Set a timeout to dispatch an action after 5 seconds to clear the notification state
    setTimeout(() => {
      dispatch({ type: 'CLEAR_NOTIFICATION' });
    }, 5000); // 5 seconds in milliseconds
  };
};

In this example: - `updateNotification` is the action Creator that takes a `message` parameter and dispatches two actions: one to update the notification state and another after 5 seconds to clear the notification state. - The `UPDATE_NOTIFICATION` type can be used in your reducer to update the notification state to display the message. - The `CLEAR_NOTIFICATION` type can be used in your reducer to clear the notification state. Make sure to handle these actions in your reducer to update and clear the notification state accordingly. By following this approach, you can ensure that notifications automatically disappear after 5 seconds once they are displayed.


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