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| 1 | +import React, { useState } from "react"; |
| 2 | +import { Split, SplitItem } from "@patternfly/react-core"; |
| 3 | +import { Pagination, PaginationVariant } from "@patternfly/react-core"; |
| 4 | +import SimpleEmptyState from "./SimpleEmptyState"; |
| 5 | + |
| 6 | +export default function Paginate(props) { |
| 7 | + const [screenshotsOther, setScreenshotsOther] = useState([]); |
| 8 | + const [screenshotsEN, setScreenshotsEN] = useState([]); |
| 9 | + const [itemCount, setItemCount] = useState(); |
| 10 | + const [elementsRight, setElementRight] = useState([]); |
| 11 | + const [elementsLeft, setElementLeft] = useState([]); |
| 12 | + const [offset, setOffset] = useState(); |
| 13 | + const [page, setPage] = useState(1); |
| 14 | + const [perPage, setPerPage] = useState(10); |
| 15 | + |
| 16 | + //Set the page |
| 17 | + const onSetPage = (_event, pageNumber) => { |
| 18 | + setPage(pageNumber) |
| 19 | + }; |
| 20 | + |
| 21 | + //Items to be displayed per page |
| 22 | + const onPerPageSelect = (_event, perPage) => { |
| 23 | + setPerPage(perPage) |
| 24 | + }; |
| 25 | + |
| 26 | + //Next set of Items |
| 27 | + const onNextClick = (_event, page) => { |
| 28 | + setPage(page) |
| 29 | + setOffset((page - 1) * (perPage)) |
| 30 | + }; |
| 31 | + |
| 32 | + //Previous set of Items |
| 33 | + const onPreviousClick = (_event, page) => { |
| 34 | + setPage(page) |
| 35 | + setOffset((page - 1) * (perPage)); |
| 36 | + }; |
| 37 | + |
| 38 | + //First set of Items |
| 39 | + const onFirstClick = (_event, page) => { |
| 40 | + setPage(page) |
| 41 | + setOffset(0) |
| 42 | + }; |
| 43 | + |
| 44 | + //Last set of items |
| 45 | + const onLastClick = (_event, page) => { |
| 46 | + setPage(page) |
| 47 | + setOffset((page - 1) * (perPage)); |
| 48 | + }; |
| 49 | + |
| 50 | + React.useEffect(() => { |
| 51 | + setScreenshotsOther(props.screenshotsOther); |
| 52 | + setScreenshotsEN(props.screenshotsEN); |
| 53 | + setItemCount(props.itemCount); |
| 54 | + setOffset(0); |
| 55 | + }, [props.screenshotsEN, props.screenshotsOther, props.itemCount]); |
| 56 | + |
| 57 | + React.useEffect(() => { |
| 58 | + const SetImages = () => { |
| 59 | + if (props.screenshotsEN.length !== 0) { |
| 60 | + const elementsLeft = props.screenshotsEN[0].images.slice(offset, (offset + perPage)); |
| 61 | + setElementLeft(elementsLeft) |
| 62 | + } |
| 63 | + if (props.screenshotsOther.length !== 0) { |
| 64 | + const elementsRight = props.screenshotsOther[0].images.slice(offset, (offset + perPage)); |
| 65 | + setElementRight(elementsRight) |
| 66 | + } |
| 67 | + } |
| 68 | + SetImages(); |
| 69 | + }, [offset, perPage, screenshotsEN, screenshotsOther]) |
| 70 | + |
| 71 | + const paginateEN = () => ( |
| 72 | + <> |
| 73 | + <Pagination |
| 74 | + widgetId="pagination-options-menu-bottom" |
| 75 | + itemCount={itemCount} |
| 76 | + perPage={perPage} |
| 77 | + page={page} |
| 78 | + variant={PaginationVariant.bottom} |
| 79 | + onSetPage={onSetPage} |
| 80 | + onPerPageSelect={onPerPageSelect} |
| 81 | + onNextClick={onNextClick} |
| 82 | + onPreviousClick={onPreviousClick} |
| 83 | + onFirstClick={onFirstClick} |
| 84 | + onLastClick={onLastClick} |
| 85 | + /> |
| 86 | + <div className="en_screens mb-4"> |
| 87 | + {elementsLeft.map((image, index) => ( |
| 88 | + <img src={image} alt="" key={index} className="image" /> |
| 89 | + ))} |
| 90 | + </div> |
| 91 | + <Pagination |
| 92 | + widgetId="pagination-options-menu-bottom" |
| 93 | + itemCount={itemCount} |
| 94 | + perPage={perPage} |
| 95 | + page={page} |
| 96 | + variant={PaginationVariant.bottom} |
| 97 | + onSetPage={onSetPage} |
| 98 | + onPerPageSelect={onPerPageSelect} |
| 99 | + onNextClick={onNextClick} |
| 100 | + onPreviousClick={onPreviousClick} |
| 101 | + onFirstClick={onFirstClick} |
| 102 | + onLastClick={onLastClick} |
| 103 | + /> |
| 104 | + </> |
| 105 | + ) |
| 106 | + |
| 107 | + const paginateOther = () => ( |
| 108 | + <> |
| 109 | + <Pagination |
| 110 | + widgetId="pagination-options-menu-bottom" |
| 111 | + itemCount={itemCount} |
| 112 | + perPage={perPage} |
| 113 | + page={page} |
| 114 | + variant={PaginationVariant.bottom} |
| 115 | + onSetPage={onSetPage} |
| 116 | + onPerPageSelect={onPerPageSelect} |
| 117 | + onNextClick={onNextClick} |
| 118 | + onPreviousClick={onPreviousClick} |
| 119 | + onFirstClick={onFirstClick} |
| 120 | + onLastClick={onLastClick} |
| 121 | + /> |
| 122 | + {/* For screenshots display side by side */} |
| 123 | + <div id="image-compare"> |
| 124 | + <Split gutter="md"> |
| 125 | + <div> |
| 126 | + {elementsLeft.length && |
| 127 | + <SplitItem> |
| 128 | + <div> |
| 129 | + {elementsLeft.map((image, index) => ( |
| 130 | + <img src={image} alt="" key={index} className="image" /> |
| 131 | + ))} |
| 132 | + </div> |
| 133 | + </SplitItem> |
| 134 | + |
| 135 | + } |
| 136 | + </div> |
| 137 | + <div> |
| 138 | + {elementsRight.length && |
| 139 | + <SplitItem> |
| 140 | + <div> |
| 141 | + {elementsRight.map((image, index) => ( |
| 142 | + <img src={image} alt="" key={index} className="image" /> |
| 143 | + ))} |
| 144 | + </div> |
| 145 | + </SplitItem> |
| 146 | + } |
| 147 | + </div> |
| 148 | + </Split> |
| 149 | + </div> |
| 150 | + <Pagination |
| 151 | + widgetId="pagination-options-menu-bottom" |
| 152 | + itemCount={itemCount} |
| 153 | + perPage={perPage} |
| 154 | + page={page} |
| 155 | + variant={PaginationVariant.bottom} |
| 156 | + onSetPage={onSetPage} |
| 157 | + onPerPageSelect={onPerPageSelect} |
| 158 | + onNextClick={onNextClick} |
| 159 | + onPreviousClick={onPreviousClick} |
| 160 | + onFirstClick={onFirstClick} |
| 161 | + onLastClick={onLastClick} |
| 162 | + /> |
| 163 | + </> |
| 164 | + ) |
| 165 | + |
| 166 | + if (props.screenshotsEN.length === 0) { |
| 167 | + return <SimpleEmptyState />; |
| 168 | + } |
| 169 | + else if ((typeof itemCount !== "undefined") && (props.screenshotsOther.length === 0)) { |
| 170 | + return <div className="mb-4">{paginateEN()}</div>; |
| 171 | + } |
| 172 | + else if ((typeof itemCount !== "undefined") && (props.screenshotsOther[0].id === props.screenshotsEN[0].id)) { |
| 173 | + return <div className="mb-4">{paginateEN()}</div>; |
| 174 | + } |
| 175 | + else { |
| 176 | + if (typeof itemCount !== "undefined") |
| 177 | + return <div className="mb-4">{paginateOther()}</div> |
| 178 | + else |
| 179 | + return null |
| 180 | + } |
| 181 | +} |
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