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| 1 | +/** |
| 2 | + * This file provided by Facebook is for non-commercial testing and evaluation |
| 3 | + * purposes only. Facebook reserves all rights not expressly granted. |
| 4 | + * |
| 5 | + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 6 | + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 7 | + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| 8 | + * FACEBOOK BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 9 | + * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 10 | + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 11 | + */ |
| 12 | + |
| 13 | +"use strict"; |
| 14 | + |
| 15 | +var ExampleImage = require('./helpers/ExampleImage'); |
| 16 | +var FakeObjectDataListStore = require('./helpers/FakeObjectDataListStore'); |
| 17 | +var FixedDataTable = require('fixed-data-table'); |
| 18 | +var React = require('react'); |
| 19 | + |
| 20 | +const {Table, Column, Cell} = FixedDataTable; |
| 21 | + |
| 22 | +const ImageCell = ({rowIndex, data, col, ...props}) => ( |
| 23 | + <ExampleImage |
| 24 | + src={data.getObjectAt(rowIndex)[col]} |
| 25 | + /> |
| 26 | +); |
| 27 | + |
| 28 | +const TextCell = ({rowIndex, data, col, query, ...props}) => ( |
| 29 | + <Cell {...props}> |
| 30 | + {data.getObjectAt(rowIndex)[col]} |
| 31 | + </Cell> |
| 32 | +); |
| 33 | + |
| 34 | +class DataListWrapper { |
| 35 | + constructor(indexMap, data) { |
| 36 | + this._indexMap = indexMap; |
| 37 | + this._data = data; |
| 38 | + } |
| 39 | + |
| 40 | + getSize() { |
| 41 | + return this._indexMap.length; |
| 42 | + } |
| 43 | + |
| 44 | + getObjectAt(index) { |
| 45 | + return this._data.getObjectAt( |
| 46 | + this._indexMap[index], |
| 47 | + ); |
| 48 | + } |
| 49 | +} |
| 50 | + |
| 51 | +class ScrollToExample extends React.Component { |
| 52 | + constructor(props) { |
| 53 | + super(props); |
| 54 | + |
| 55 | + this._dataList = new FakeObjectDataListStore(2000); |
| 56 | + var data = this._dataList.getAll(); |
| 57 | + |
| 58 | + this.state = { |
| 59 | + filteredDataList: this._dataList, |
| 60 | + currentIndex: 0, |
| 61 | + matchedRows: [], |
| 62 | + }; |
| 63 | + |
| 64 | + this._onFilterChange = this._onFilterChange.bind(this); |
| 65 | + this._rowClassNameGetter= this._rowClassNameGetter.bind(this); |
| 66 | + this._prevSearch = this._prevSearch.bind(this); |
| 67 | + this._nextSearch = this._nextSearch.bind(this); |
| 68 | + } |
| 69 | + |
| 70 | + _onFilterChange(e) { |
| 71 | + if (!e.target.value) { |
| 72 | + this.setState({ |
| 73 | + query: null, |
| 74 | + matchedRows: [], |
| 75 | + }); |
| 76 | + } |
| 77 | + |
| 78 | + var filterBy = e.target.value.toLowerCase(); |
| 79 | + var size = this._dataList.getSize(); |
| 80 | + var filteredIndexes = []; |
| 81 | + for (var index = 0; index < size; index++) { |
| 82 | + var {firstName} = this._dataList.getObjectAt(index); |
| 83 | + if (firstName.toLowerCase().indexOf(filterBy) !== -1) { |
| 84 | + filteredIndexes.push(index); |
| 85 | + } |
| 86 | + } |
| 87 | + |
| 88 | + this.setState({ |
| 89 | + query: filterBy, |
| 90 | + matchedRows: filteredIndexes, |
| 91 | + }); |
| 92 | + } |
| 93 | + |
| 94 | + _prevSearch() { |
| 95 | + this.setState({ |
| 96 | + currentIndex: this.state.currentIndex - 1 |
| 97 | + }); |
| 98 | + } |
| 99 | + |
| 100 | + _nextSearch() { |
| 101 | + this.setState({ |
| 102 | + currentIndex: this.state.currentIndex + 1 |
| 103 | + }); |
| 104 | + } |
| 105 | + |
| 106 | + _rowClassNameGetter(rowIndex) { |
| 107 | + if (rowIndex === this.state.matchedRows[this.state.currentIndex]) { |
| 108 | + return 'active-row'; |
| 109 | + } |
| 110 | + if (this.state.matchedRows.includes(rowIndex)) { |
| 111 | + return 'highlight-row'; |
| 112 | + } |
| 113 | + } |
| 114 | + |
| 115 | + render() { |
| 116 | + var {filteredDataList, index, currentIndex, matchedRows, query} = this.state; |
| 117 | + |
| 118 | + var search = matchedRows.length ? ( |
| 119 | + <span> |
| 120 | + <button |
| 121 | + disabled={currentIndex === 0} |
| 122 | + onClick={this._prevSearch} |
| 123 | + > |
| 124 | + {'<'} |
| 125 | + </button> |
| 126 | + {currentIndex + 1} / {matchedRows.length} |
| 127 | + <button |
| 128 | + disabled={currentIndex === matchedRows.length - 1} |
| 129 | + onClick={this._nextSearch} |
| 130 | + > |
| 131 | + {'>'} |
| 132 | + </button> |
| 133 | + <br /> |
| 134 | + </span> |
| 135 | + ) : null; |
| 136 | + |
| 137 | + return ( |
| 138 | + <div> |
| 139 | + <input |
| 140 | + onChange={this._onFilterChange} |
| 141 | + placeholder="Filter by First Name" |
| 142 | + /> |
| 143 | + <br /> |
| 144 | + {search} |
| 145 | + <Table |
| 146 | + rowHeight={50} |
| 147 | + rowsCount={filteredDataList.getSize()} |
| 148 | + rowClassNameGetter={this._rowClassNameGetter} |
| 149 | + scrollToRow={matchedRows[currentIndex]} |
| 150 | + rowClass |
| 151 | + headerHeight={50} |
| 152 | + width={1000} |
| 153 | + height={500} |
| 154 | + {...this.props}> |
| 155 | + <Column |
| 156 | + cell={<ImageCell data={filteredDataList} col="avartar" />} |
| 157 | + fixed={true} |
| 158 | + width={50} |
| 159 | + /> |
| 160 | + <Column |
| 161 | + header={<Cell>First Name</Cell>} |
| 162 | + cell={<TextCell query={query} data={filteredDataList} col="firstName" />} |
| 163 | + fixed={true} |
| 164 | + width={100} |
| 165 | + /> |
| 166 | + <Column |
| 167 | + header={<Cell>Last Name</Cell>} |
| 168 | + cell={<TextCell data={filteredDataList} col="lastName" />} |
| 169 | + fixed={true} |
| 170 | + width={100} |
| 171 | + /> |
| 172 | + <Column |
| 173 | + header={<Cell>City</Cell>} |
| 174 | + cell={<TextCell data={filteredDataList} col="city" />} |
| 175 | + width={100} |
| 176 | + /> |
| 177 | + <Column |
| 178 | + header={<Cell>Street</Cell>} |
| 179 | + cell={<TextCell data={filteredDataList} col="street" />} |
| 180 | + width={200} |
| 181 | + /> |
| 182 | + <Column |
| 183 | + header={<Cell>Zip Code</Cell>} |
| 184 | + cell={<TextCell data={filteredDataList} col="zipCode" />} |
| 185 | + width={200} |
| 186 | + /> |
| 187 | + </Table> |
| 188 | + </div> |
| 189 | + ); |
| 190 | + } |
| 191 | +} |
| 192 | + |
| 193 | +module.exports = ScrollToExample; |
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