Pair Pagination

Pair Pagination is a simple TypeScript utility for generating page pairs in pagination. It allows you to create customizable pagination structures with options like pair limits and flat or nested outputs.

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Features

• Generate Page Pairs: Create pairs of pages for easy navigation in paginated content.
• Customizable Options: Configure pair limits, flat or nested output formats, and more.
• TypeScript Support: Fully typed for seamless integration with TypeScript projects.
• Lightweight and Simple: Easy to use and requires minimal setup.

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Installation

Install the library using npm:

npm i pair-pagination

Usage

Import and Use

import { pairPagination } from 'pair-pagination';

const pairs = pairPagination({ 
    currentPage: 4, 
    totalPages: 10, 
    flat: false 
});

console.log(pairs); 
// Output: [1, [2, 3], [4, 5], [6, 7], [8, 9], 10]

API

pairPagination(options: PaginationOptions): PairPagination

Generates page pairs based on the provided pagination options.

PaginationOptions:

• currentPage (number): The currently active page.
• totalPages (number): Total number of pages.
• pairLimit (number, optional): The number of pairs to display around the current page. Default is 1.
• flat (boolean, optional): If true, flattens the output into a single array. Default is true.

Returns:

• PagePairs: An array of numbers or pairs of numbers.

pairPaginationByItems(option: PairPaginationByItemsOption): PairPagination

Generates page pairs based on the total number of items and items per page.

PairPaginationByItemsOption:

• totalItems (number): Total number of items.
• limitItems (number): Number of items per page.
• currentPage (number): The currently active page.
• pairLimit (number, optional): The number of pairs to display around the current page. Default is 1.
• flat (boolean, optional): If true, flattens the output into a single array. Default is true.

Returns:

• PagePairs: An array of numbers or pairs of numbers.

Testing

Run tests using Jest:

npm test

License

This project is licensed under the MIT License. See the LICENSE file for details.

Contributing

Contributions are welcome! Please open an issue or submit a pull request on the GitHub repository.