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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 | 31x 31x 31x 31x 31x 31x 15x 15x 15x 15x 15x 31x 15x 15x 15x 15x 31x | import { useState, useEffect, ReactNode } from "react";
import { Button, Icon, Input, Select } from "@canonical/react-components";
import type {
Model as ModelType,
Policy,
SigningKey,
} from "../../types/shared";
export type ItemType = SigningKey | Policy | ModelType;
type Props<T extends ItemType> = {
keyword: string;
items: T[];
setItemsToShow: (items: T[]) => void;
};
function AppPagination<T extends ItemType>({
keyword,
items,
setItemsToShow,
}: Props<T>): ReactNode {
const paginationOptions = [
{
label: "25/page",
value: 25,
},
{
label: "50/page",
value: 50,
},
{
label: "100/page",
value: 100,
},
{
label: "200/page",
value: 200,
},
];
const [pageSize, setPageSize] = useState<number>(paginationOptions[0].value);
const [currentPage, setCurrentPage] = useState<number>(1);
const [visibleItemsCount, setVisibleItemsCount] = useState<number>(0);
const [totalPages, setTotalPages] = useState<number>(
Math.ceil(items.length / pageSize),
);
useEffect(() => {
const itemsToShow = items.slice(0, pageSize);
setItemsToShow(itemsToShow);
setCurrentPage(1);
setVisibleItemsCount(itemsToShow.length);
setTotalPages(Math.ceil(items.length / pageSize));
}, [items, pageSize]);
useEffect(() => {
const multiplier = currentPage - 1;
const itemsToShow = items.slice(
pageSize * multiplier,
pageSize * multiplier + pageSize,
);
setItemsToShow(itemsToShow);
setVisibleItemsCount(itemsToShow.length);
}, [currentPage]);
return (
<div className="app-pagination">
<div className="app-pagination__description">
Showing {pageSize * currentPage - pageSize + 1} to{" "}
{pageSize * currentPage - pageSize + visibleItemsCount} out of{" "}
{items.length} {keyword}
{items.length > 1 ? "s" : ""}
</div>
<div className="app-pagination__controls">
<Button
aria-label="Previous page"
appearance="base"
hasIcon
className="app-pagination__back"
disabled={currentPage === 1}
onClick={() => {
setCurrentPage(currentPage - 1);
}}
>
<Icon name="chevron-down" />
</Button>
<Input
type="number"
id="paginationPageInput"
className="app-pagination__page-number u-no-margin--bottom"
value={currentPage}
label="Page number"
labelClassName="u-off-screen u-off-screen--top"
onChange={(e) => {
setCurrentPage(
Math.min(totalPages, Math.max(1, parseInt(e.target.value))),
);
}}
/>{" "}
of {totalPages}
<Button
appearance="base"
className="app-pagination__next"
disabled={totalPages === 1 || currentPage === totalPages}
aria-label="Next page"
hasIcon
onClick={() => {
setCurrentPage(currentPage + 1);
}}
>
<Icon name="chevron-down" />
</Button>
<Select
label="Items per page"
labelClassName="u-off-screen u-off-screen--top"
id="itemsPerPage"
options={paginationOptions}
onChange={(e) => {
setPageSize(parseInt(e.target.value));
}}
value={pageSize}
className="app-pagination__page-size u-no-margin--bottom"
/>
</div>
</div>
);
}
export default AppPagination;
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