web-base/react/shared/hooks/pagination.js

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import React, {useState} from "react";
import {Box, MenuItem, Select, Pagination as MuiPagination} from "@mui/material";
import {sprintf} from "sprintf-js";
class Pagination {
constructor(data, setData) {
this.data = data;
this.setData = setData;
}
getPage() {
return this.data.current;
}
getPageSize() {
return this.data.pageSize;
}
setPage(page) {
this.setData({...this.data, current: page});
}
setPageSize(pageSize) {
this.setData({...this.data, pageSize: pageSize});
}
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setTotal(count) {
this.setData({...this.data, total: count});
}
reset() {
this.setData({current: 1, pageSize: 25, total: 0});
}
getPageCount() {
if (this.data.pageSize && this.data.total) {
return Math.max(1, Math.ceil(this.data.total / this.data.pageSize));
} else {
return 1;
}
}
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getParams() {
return [this.data.current, this.data.pageSize];
}
getTotal() {
return this.data.total;
}
update(data) {
this.setData(data);
}
renderPagination(L, numEntries, options = null) {
options = options || [10, 25, 50, 100];
return <Box display={"grid"} gridTemplateColumns={"75px auto"} className={"pagination-controls"}>
<Select
value={this.data.pageSize}
className={"pagination-page-size"}
label={L("general.entries_per_page")}
onChange={(e) => this.setPageSize(parseInt(e.target.value))}
size={"small"}
>
{options.map(size => <MenuItem key={"size-" + size} value={size}>{size}</MenuItem>)}
</Select>
<MuiPagination
count={this.getPageCount()}
onChange={(_, page) => this.setPage(page)}
/>
<Box gridColumn={"1 / 3"} mt={1}>
{sprintf(L("general.showing_x_of_y_entries"), numEntries, this.data.total)}
</Box>
</Box>
}
}
export default function usePagination() {
const [pagination, setPagination] = useState({
current: 1, pageSize: 25, total: 0
});
return new Pagination(pagination, setPagination);
}