src/components/search-bar/search-bar.tsx

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 import * as React from 'react';
   6 import { IconButton, Paper, StyleRulesCallback, withStyles, WithStyles } from '@material-ui/core';
   7 import SearchIcon from '@material-ui/icons/Search';
   8
   9 type CssRules = 'container' | 'input' | 'button';
  10
  11 const styles: StyleRulesCallback<CssRules> = theme => {
  12     return {
  13         container: {
  14             position: 'relative',
  15             width: '100%'
  16         },
  17         input: {
  18             border: 'none',
  19             borderRadius: theme.spacing.unit / 4,
  20             boxSizing: 'border-box',
  21             padding: theme.spacing.unit,
  22             paddingRight: theme.spacing.unit * 4,
  23             width: '100%',
  24         },
  25         button: {
  26             position: 'absolute',
  27             top: theme.spacing.unit / 2,
  28             right: theme.spacing.unit / 2,
  29             width: theme.spacing.unit * 3,
  30             height: theme.spacing.unit * 3
  31         }
  32     };
  33 };
  34
  35 interface SearchBarDataProps {
  36     value: string;
  37 }
  38
  39 interface SearchBarActionProps {
  40     onSearch: (value: string) => any;
  41     debounce?: number;
  42 }
  43
  44 type SearchBarProps = SearchBarDataProps & SearchBarActionProps & WithStyles<CssRules>;
  45
  46 interface SearchBarState {
  47     value: string;
  48 }
  49
  50 export const DEFAULT_SEARCH_DEBOUNCE = 1000;
  51
  52 export const SearchBar = withStyles(styles)(
  53     class extends React.Component<SearchBarProps> {
  54         state: SearchBarState = {
  55             value: ""
  56         };
  57
  58         timeout: number;
  59
  60         render() {
  61             const {classes} = this.props;
  62             return <Paper className={classes.container}>
  63                 <form onSubmit={this.handleSubmit}>
  64                     <input
  65                         className={classes.input}
  66                         onChange={this.handleChange}
  67                         placeholder="Search"
  68                         value={this.state.value}
  69                     />
  70                     <IconButton className={classes.button}>
  71                         <SearchIcon/>
  72                     </IconButton>
  73                 </form>
  74             </Paper>;
  75         }
  76
  77         componentDidMount() {
  78             this.setState({value: this.props.value});
  79         }
  80
  81         componentWillReceiveProps(nextProps: SearchBarProps) {
  82             if (nextProps.value !== this.props.value) {
  83                 this.setState({value: nextProps.value});
  84             }
  85         }
  86
  87         componentWillUnmount() {
  88             clearTimeout(this.timeout);
  89         }
  90
  91         handleSubmit = (event: React.FormEvent<HTMLFormElement>) => {
  92             event.preventDefault();
  93             clearTimeout(this.timeout);
  94             this.props.onSearch(this.state.value);
  95         }
  96
  97         handleChange = (event: React.ChangeEvent<HTMLInputElement>) => {
  98             clearTimeout(this.timeout);
  99             this.setState({value: event.target.value});
 100             this.timeout = window.setTimeout(
 101                 () => this.props.onSearch(this.state.value),
 102                 this.props.debounce || DEFAULT_SEARCH_DEBOUNCE
 103             );
 104
 105         }
 106     }
 107 );