How to make splash screen effect in NuxtJS 3?
Hello everyone, Is NuxtJS 3 support to make splash screen effect like mobile app? so I want the splash screen to only appear once when the app is initialized for the first time.
23 Replies
Hi @Adnan Erlansyah. I'm kapa.ai, your friendly support bot. I will try to answer your question by searching through the knowledge base. :wave:
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Yes, Nuxt 3 supports creating a splash screen effect similar to mobile apps. You can achieve this by using the SPA loading template feature. Here's how you can implement it:
1. Create a file named
spa-loading-template.html
in the app
directory of your Nuxt 3 project.
2. In this file, add the HTML content for your splash screen. This could include your logo, loading animation, or any other elements you want to display.
3. Nuxt will automatically use this template when rendering client-only pages (with ssr: false
).
Here's an example of how you can set it up:
By default, Nuxt 3 will render this template alongside the Nuxt app root:
This approach prevents a flash of white when hydrating a client-only page.
To ensure the splash screen only appears once when the app is initialized for the first time, you can use client-side JavaScript to set a flag in localStorage after the first load.
For more detailed information on this feature, you can refer to the Nuxt 3 documentation on SPA Loading Template.
Remember that this feature is primarily useful for client-side rendered (CSR) or static site generated (SSG) Nuxt applications. If you're using server-side rendering (SSR), you might need a different approach to achieve a similar effect.
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----------------------<@1079709612078534676> Kapa.ai is still learning and improving, please let me know how I did by reacting below.
@kapa.ai it's still not working, I can't see the splash screen when visited the app for the first time.
Let me check the knowledge base for you again. One moment! :books:
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I apologize that the splash screen is not working as expected. Let's troubleshoot this issue step by step:
1. First, make sure you have set
ssr: false
in your nuxt.config.ts
file. The SPA loading template only works for client-side rendered applications. Here's how to configure it:
Nuxt Configuration Reference
2. Ensure that you have placed the spa-loading-template.html
file in the correct location, which is in the app
directory of your Nuxt project.
3. By default, Nuxt uses null
for the spaLoadingTemplate
configuration. You might need to explicitly set it to true
in your nuxt.config.ts
:
4. If you're using Nuxt 3.8 or later, there's a new configuration option for the location of the SPA loading template. You can try setting it to body
:
Nuxt Documentation on spaLoadingTemplateLocation
5. Make sure your spa-loading-template.html
file contains visible content. Here's a simple example:
Nuxt Configuration Reference
6. If you're still not seeing the splash screen, it might be because the app is loading too quickly. You can artificially delay the app initialization for testing purposes by adding a mounted
hook in your app.vue
:
If none of these steps solve the issue, it's possible that there might be a bug or limitation in the current version of Nuxt you're using. In that case, I recommend reporting the issue to the Nuxt team with a minimal reproduction of the problem.
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@kapa.ai how about if I won't to set the ssr to false because most of all the ssr of my pages are true. It needs ssr to support SEO.
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I understand your concern about maintaining SSR for SEO purposes. You're right that setting
ssr: false
globally would not be ideal if most of your pages require server-side rendering for SEO. In this case, we need to approach the splash screen differently. Here are a few alternatives you can consider:
1. Use a client-side loading component:
Instead of using the SPA loading template, you can create a custom loading component that acts as a splash screen. This component would be rendered on the client side after the initial server-side render.
Then, include this component in your app.vue
:
2. Use Nuxt's client-only component:
Wrap your splash screen in a <ClientOnly>
component to ensure it only renders on the client side:
3. Leverage route middleware:
You can use route middleware to show the splash screen only on the first visit. This approach allows you to maintain SSR while still showing a splash screen:
Then in your app.vue
:
4. Use dynamic rendering:
If you want to show the splash screen only for users and not for search engine bots, you can use dynamic rendering. This approach is described in the Nuxt 3 Dynamic Rendering video. It allows you to serve different content to users and crawlers, potentially showing the splash screen only to real users.
Remember, while these methods allow you to keep SSR enabled, they may still impact the initial load time of your application. Be sure to optimize your splash screen and consider the user experience when implementing this feature.
Nuxt 3 Documentation on ClientOnly
Nuxt 3 Documentation on Route Middleware
These approaches should allow you to implement a splash screen effect while maintaining SSR for most of your pages, thus supporting your SEO requirements.
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@kapa.ai how about use method callOnce from NuxtJS 3?
Let me check the knowledge base for you again. One moment! :books:
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The
callOnce
utility in Nuxt 3 is indeed a good option for implementing a splash screen effect while maintaining SSR. This method is designed to execute a given function or block of code only once during server-side rendering and client-side navigation, which aligns well with your requirement for a splash screen that appears only on the first visit.
Here's how you can use callOnce
to implement a splash screen:
1. First, create a state to control the visibility of your splash screen:
2. Then, use callOnce
in your app.vue
to set up the splash screen logic:
This approach has several advantages:
1. It works with SSR enabled, so you don't have to compromise on SEO.
2. The splash screen will only be shown once per session, even during client-side navigation.
3. It's simple to implement and doesn't require additional middleware or components.
However, there are a couple of things to keep in mind:
1. The callOnce
function is available since Nuxt v3.9, so make sure you're using a compatible version.
2. Be cautious about what you put inside callOnce
. As the documentation states, "Note that callOnce
doesn't return anything. You should use useAsyncData
or useFetch
if you want to do data fetching during SSR."
If you need to re-run the splash screen during navigation, you can use the new mode: 'navigation'
option introduced in a recent update:
This will allow the splash screen to appear not just on the initial load, but also during subsequent navigations.
Nuxt 3 Documentation on callOnce
Remember to keep your splash screen lightweight to avoid negatively impacting your app's performance and user experience.
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@kapa.ai the splash screen is still not shown.
Let me check the knowledge base for you again. One moment! :books:
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I apologize that the splash screen is still not showing up. Let's troubleshoot this issue further. Based on the information provided, there could be a few reasons why the splash screen isn't appearing. Here are some steps to check and potential solutions:
1. Verify Nuxt version:
Make sure you're using Nuxt 3.9 or later, as
callOnce
was introduced in this version. You can check your version in the package.json
file or by running npm list nuxt
in your project directory.
2. Check the implementation:
Ensure that your app.vue
file looks similar to this:
3. Debug with console logs:
Add console logs to verify if callOnce
is being executed:
4. Try using onMounted
hook:
If the issue persists, you can try using the onMounted
hook instead:
5. Check for CSS conflicts:
Ensure that there are no CSS rules overriding your splash screen styles. You might want to increase the z-index
or check for any conflicting styles.
6. Clear browser cache:
Sometimes, cached files can interfere with new implementations. Try clearing your browser cache and hard reloading the page.
7. Verify in different browsers:
Test your application in different browsers to rule out browser-specific issues.
If none of these solutions work, it might be helpful to create a minimal reproduction of the issue and share it on the Nuxt GitHub repository or the Nuxt Discord community for further assistance.
Remember, the callOnce
utility is designed to run the code only once during server-side rendering and client-side navigation. If you're not seeing the splash screen at all, it might be worth considering a different approach, such as using a client-only component or a more traditional loading screen implementation.
Nuxt 3 Documentation on callOnce
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@kapa.ai is there another way to do it?
Let me check the knowledge base for you again. One moment! :books:
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Yes, there are alternative ways to implement a splash screen effect in Nuxt 3 while maintaining SSR support. Here are a couple of other approaches you can try:
1. Using a custom plugin and Nuxt hooks:
Create a new plugin file, for example,
plugins/splash-screen.js
:
Then, in your app.vue
:
2. Using useAsyncData
in your app.vue
:
This approach uses the pending
state from useAsyncData
to control the visibility of the splash screen.
3. Using a custom loading component:
Create a new component, components/SplashScreen.vue
:
Then in your app.vue
:
This approach uses the <ClientOnly>
component to ensure the splash screen only renders on the client side, avoiding any SSR conflicts.
These methods should work with SSR enabled and provide alternative ways to implement a splash screen effect in your Nuxt 3 application. Remember to adjust the timing and content of the splash screen to suit your specific needs.
Nuxt 3 Documentation on Plugins
Nuxt 3 Documentation on useAsyncData
Nuxt 3 Documentation on ClientOnly
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----------------------<@1079709612078534676> Kapa.ai is still learning and improving, please let me know how I did by reacting below.
@kapa.ai how about using this way. So I make a composable to set the visit check if it's the first time of user access the page then set it then check if user has visited the page or not. then when the browser is closed or maybe menu tab of browser is closed then remove the visit.
Let me check the knowledge base for you again. One moment! :books:
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Your approach using a composable function with cookies is a valid and practical way to implement a splash screen effect in Nuxt 3. This method allows you to maintain the splash screen state across page reloads while still supporting SSR. Let's break down your implementation and suggest some improvements:
This approach is good because:
1. It uses Nuxt's built-in
useCookie
composable, which is SSR-friendly.
2. It provides methods to set, get, and remove the visit check, giving you flexibility in managing the splash screen state.
However, there are a few things to consider and potential improvements:
1. Cookie Options: You're setting the path
option for setVisitCheck
, but not for getVisitCheck
and rmVisitCheck
. It's better to be consistent:
2. Type Safety: You can improve type safety by using a boolean instead of a string:
3. Automatic Removal: To remove the cookie when the browser or tab is closed, you can set the cookie with no expiration date:
This way, the cookie will be a session cookie and will be automatically removed when the browser is closed.
To use this composable in your application:
This implementation using useCookie
is a good approach because it's compatible with SSR and provides a way to persist the splash screen state across page reloads. It's also more flexible than using callOnce
as it allows you to control when and how the splash screen is shown or hidden.
Nuxt 3 Documentation on useCookie
Remember to adjust the timing and content of your splash screen to provide the best user experience for your specific application.
----------------------
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----------------------<@1079709612078534676> Kapa.ai is still learning and improving, please let me know how I did by reacting below.
@kapa.ai but it still displaying the splash screen after I refreshed the browser, it should be run once.
Let me check the knowledge base for you again. One moment! :books:
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I apologize for the confusion. You're right that the splash screen should only appear once, even after refreshing the browser. Let's modify the approach to ensure it runs only once per session. Here's an improved version of the
useSplash
composable:
Now, let's use this composable in your app.vue
or the component where you want to show the splash screen:
This implementation should solve the issue of the splash screen appearing after refreshing the browser. Here's what's happening:
1. We set a maxAge
for the cookie, so it persists across browser refreshes.
2. getVisitCheck()
now returns a boolean, defaulting to false
if the cookie doesn't exist.
3. We initialize showSplash
based on the inverse of getVisitCheck()
.
4. In the onMounted
hook, we only show the splash screen and set the cookie if getVisitCheck()
is false
.
This approach ensures that:
- The splash screen only shows on the first visit.
- The state persists across refreshes.
- The cookie expires after a day (you can adjust this as needed).
If you're still experiencing issues, make sure to:
1. Clear your browser cookies before testing.
2. Check if there are any other scripts or components that might be interfering with the splash screen logic.
Nuxt 3 Documentation on useCookie
Remember, this solution uses client-side logic in the onMounted
hook, which ensures it works correctly with SSR while still providing the desired splash screen behavior.
----------------------
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