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-rw-r--r--ui/app/components/pages/add-token/token-search/token-search.component.js85
1 files changed, 85 insertions, 0 deletions
diff --git a/ui/app/components/pages/add-token/token-search/token-search.component.js b/ui/app/components/pages/add-token/token-search/token-search.component.js
new file mode 100644
index 000000000..036b2db1e
--- /dev/null
+++ b/ui/app/components/pages/add-token/token-search/token-search.component.js
@@ -0,0 +1,85 @@
+import React, { Component } from 'react'
+import PropTypes from 'prop-types'
+import contractMap from 'eth-contract-metadata'
+import Fuse from 'fuse.js'
+import InputAdornment from '@material-ui/core/InputAdornment'
+import TextField from '../../../text-field'
+
+const contractList = Object.entries(contractMap)
+ .map(([ _, tokenData]) => tokenData)
+ .filter(tokenData => Boolean(tokenData.erc20))
+
+const fuse = new Fuse(contractList, {
+ shouldSort: true,
+ threshold: 0.45,
+ location: 0,
+ distance: 100,
+ maxPatternLength: 32,
+ minMatchCharLength: 1,
+ keys: [
+ { name: 'name', weight: 0.5 },
+ { name: 'symbol', weight: 0.5 },
+ ],
+})
+
+export default class TokenSearch extends Component {
+ static contextTypes = {
+ t: PropTypes.func,
+ }
+
+ static defaultProps = {
+ error: null,
+ }
+
+ static propTypes = {
+ onSearch: PropTypes.func,
+ error: PropTypes.string,
+ }
+
+ constructor (props) {
+ super(props)
+
+ this.state = {
+ searchQuery: '',
+ }
+ }
+
+ handleSearch (searchQuery) {
+ this.setState({ searchQuery })
+ const fuseSearchResult = fuse.search(searchQuery)
+ const addressSearchResult = contractList.filter(token => {
+ return token.address.toLowerCase() === searchQuery.toLowerCase()
+ })
+ const results = [...addressSearchResult, ...fuseSearchResult]
+ this.props.onSearch({ searchQuery, results })
+ }
+
+ renderAdornment () {
+ return (
+ <InputAdornment
+ position="start"
+ style={{ marginRight: '12px' }}
+ >
+ <img src="images/search.svg" />
+ </InputAdornment>
+ )
+ }
+
+ render () {
+ const { error } = this.props
+ const { searchQuery } = this.state
+
+ return (
+ <TextField
+ id="search-tokens"
+ placeholder={this.context.t('searchTokens')}
+ type="text"
+ value={searchQuery}
+ onChange={e => this.handleSearch(e.target.value)}
+ error={error}
+ fullWidth
+ startAdornment={this.renderAdornment()}
+ />
+ )
+ }
+}