#Pagination with AstroDB

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raven spire
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How can I create a pagination with AstroDB correctly?

gloomy walrusBOT
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Hi @raven spire. 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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I'm sorry, but the knowledge sources provided do not contain information on how to create pagination with AstroDB. The sources discuss pagination in Astro, a front-end framework, but not specifically with AstroDB.

However, Astro supports built-in pagination for large collections of data that need to be split into multiple pages. Astro will generate common pagination properties, including previous/next page URLs, total number of pages, and more. Paginated route names should use the same [bracket] syntax as a standard dynamic route. For instance, the file name /astronauts/[page].astro will generate routes for /astronauts/1, /astronauts/2, etc, where [page] is the generated page number. You can use the paginate() function to generate these pages for an array of values.

Here is an example of how to use the paginate() function:

---export async function getStaticPaths({ paginate }) {  
  const astronautPages = [{    
    astronaut: 'Neil Armstrong',  
  }, {    
    astronaut: 'Buzz Aldrin',  
  }, {    
    astronaut: 'Sally Ride',  
  }, {    
    astronaut: 'John Glenn',  
  }];  
  // Generate pages from our array of astronauts, with 2 to a page  
  return paginate(astronautPages, { pageSize: 2 });
}
// All paginated data is passed on the "page" prop
const { page } = Astro.props;---
<!--Display the current page number. Astro.params.page can also be used!-->
<h1>Page {page.currentPage}</h1>
<ul>  
  <!--List the array of astronaut info-->  
  {page.data.map(({ astronaut }) => <li>{astronaut}</li>)}
</ul>

This generates the following pages, with 2 items to a page:

  • /astronauts/1 - Page 1: Displays “Neil Armstrong” and “Buzz Aldrin”
  • /astronauts/2 - Page 2: Displays “Sally Ride” and “John Glenn”
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@raven spire kapa.ai is still learning and improving, please let us know how it did by reacting below

raven spire
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@gloomy walrus There is any better way to create an API restricted for everyone excepted for the server? I need to create somehow a pagination for my datatable with values from AstroDB, how can I do it?

gloomy walrusBOT
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Let me check the knowledge base for you. One moment! :books:

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Astro allows you to create custom endpoints to serve any kind of data. These endpoints can be used to build a full API for your site. In statically-generated sites, your custom endpoints are called at build time to produce static files. If you opt in to SSR mode, custom endpoints turn into live server endpoints that are called on request. You can use these endpoints to create an API that is restricted for everyone except the server. For more information, you can refer to the Astro documentation on endpoints (https://docs.astro.build/en/guides/endpoints/#_top).

As for creating pagination for your datatable with values from AstroDB, the knowledge sources provided do not contain specific information on how to do this. However, you can use the paginate() function in Astro to generate pages for an array of values. You would need to fetch the data from AstroDB, and then pass it to the paginate() function.

Here is an example of how to use the paginate() function:

---export async function getStaticPaths({ paginate }) {  
  // Fetch your data from AstroDB
  const data = await fetchDataFromAstroDB();
  
  // Generate pages from your data, with a certain number of items to a page  
  return paginate(data, { pageSize: 10 });
}
// All paginated data is passed on the "page" prop
const { page } = Astro.props;---
<!--Display the current page number. Astro.params.page can also be used!-->
<h1>Page {page.currentPage}</h1>
<ul>  
  <!--List the array of data-->  
  {page.data.map((item) => <li>{item}</li>)}
</ul>

This will generate pages with 10 items to a page. You would need to replace fetchDataFromAstroDB() with your own function to fetch data from AstroDB.