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add keyboard search feature #63

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add keyboard search feature #63

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18baab6
add keyboard search feature
iamrahulrnair Dec 11, 2021
653016a
Merge branch 'Sparsh1212:master' into new_branch
iamrahulrnair Dec 15, 2021
34a0e40
update variable names
iamrahulrnair Dec 15, 2021
344448c
Update AdvancedSearch.js
iamrahulrnair Dec 15, 2021
246b1e3
Update AdvancedSearch.js
iamrahulrnair Dec 15, 2021
c2cd262
Update AdvancedSearch.js
iamrahulrnair Dec 15, 2021
7a76fee
Update AdvancedSearch.js
iamrahulrnair Dec 21, 2021
030189b
Update AdvancedSearch.js
iamrahulrnair Dec 21, 2021
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261 changes: 165 additions & 96 deletions src/components/AdvancedSearch.js
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Original file line number Diff line number Diff line change
@@ -1,169 +1,238 @@
import React, { forwardRef, useEffect, useState } from 'react'
import { Container, Dropdown } from 'semantic-ui-react'
import '../css/mainpagecss.css'
import React, { forwardRef, useEffect, useState, useRef } from "react";
import { Container, Dropdown } from "semantic-ui-react";
import "../css/mainpagecss.css";

import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
import { faSearch } from '@fortawesome/free-solid-svg-icons'
import { FontAwesomeIcon } from "@fortawesome/react-fontawesome";
import { faSearch } from "@fortawesome/free-solid-svg-icons";

import data from '../data/finalData.json'
import AutoComplete from '../utils/AutoComplete'
import data from "../data/finalData.json";
import AutoComplete from "../utils/AutoComplete";

const { useImperativeHandle } = React;


const AdvancedSearch = forwardRef((props, ref) => {
const { buildSearchList } = props
const { buildSearchList } = props;
let inputElement;

const _searchBoxHandle = useRef(null);
const _inputHandle = useRef(null);

const searchFilterOptions = [
{
key: 0,
text: 'Tech Stack',
value: 0
text: "Tech Stack",
value: 0,
},
{
key: 1,
text: 'Organisation Name',
value: 1
text: "Organisation Name",
value: 1,
},
{
key: 2,
text: 'Category',
value: 2
text: "Category",
value: 2,
},
{
key: 3,
text: 'Topic',
value: 3
}
]
text: "Topic",
value: 3,
},
];

const [search, setSearch] = useState('')
const [filter, setFilter] = useState(0)
const [autoComplete, setAutoComplete] = useState(null)
const [suggestions, setSuggestions] = useState([])
const [isInputInFocus, setIsInputInFocus] = useState(false)
const [search, setSearch] = useState("");
const [filter, setFilter] = useState(0);
const [autoComplete, setAutoComplete] = useState(null);
const [suggestions, setSuggestions] = useState([]);
const [isInputInFocus, setIsInputInFocus] = useState(false);
const [suggestionCopy, setsuggestionCopy] = useState([]);
let [searchCounter, setsearchCounter] = useState(0);

useImperativeHandle(ref, () => ({
resetSearchState () {
setSearch('');
resetSearchState() {
setSearch("");
setFilter(0);
setAutoComplete(null);
setSuggestions([]);
setIsInputInFocus(false);
}
},
}));

const handleFilter = (unNeccesaryThing, e) => {
setFilter(e.value)
}

const handleSearch = e => {
e && e.preventDefault()
document.activeElement.blur()
buildSearchList(search, filter)
}

const focusHandler = e => {
setFilter(e.value);
};

const handleSearch = (e) => {
e && e.preventDefault();
document.activeElement.blur();
buildSearchList(_inputHandle.current.value, filter);
};
const focusHandler = (e) => {
setsearchCounter(0);
// setSuggestions(autoComplete.suggest(search))
setTimeout(() => {
setIsInputInFocus(document.activeElement === inputElement)
setIsInputInFocus(document.activeElement === inputElement);
}, 0);
}
};

useEffect(() => {
document.body.addEventListener('click', focusHandler)
inputElement = document.getElementById('inputBox')
document.body.addEventListener("click", focusHandler);
inputElement = document.getElementById("inputBox");
return () => {
document.body.removeEventListener('click', focusHandler)
}
}, [])
document.body.removeEventListener("click", focusHandler);
};
}, []);

useEffect(() => {
let list = []
let list = [];
if (filter === 0) {
let dataSet = new Set();
data.forEach(e => {
dataSet.add(...e.tech)
})
list = [...[...dataSet].sort((a, b) => (a - b))]
data.forEach((e) => {
dataSet.add(...e.tech);
});
list = [...[...dataSet].sort((a, b) => a - b)];
}
if (filter === 1) {
data.forEach(e => {
list.push(e.name.replaceAll('/', '').replaceAll(' ', ' ').toLowerCase())
})
data.forEach((e) => {
list.push(
e.name.replaceAll("/", "").replaceAll(" ", " ").toLowerCase()
);
});
}
if (filter === 2) {
data.forEach(e => {
list.push(e.cat.replaceAll('/', '').replaceAll(' ', ' ').toLowerCase())
})
data.forEach((e) => {
list.push(
e.cat.replaceAll("/", "").replaceAll(" ", " ").toLowerCase()
);
});
}
if (filter === 3) {
let dataSet = new Set();
data.forEach(e => {
dataSet.add(...e.top)
})
list = [...[...dataSet].sort((a, b) => (a - b))]
data.forEach((e) => {
dataSet.add(...e.top);
});
list = [...[...dataSet].sort((a, b) => a - b)];
}
setAutoComplete(new AutoComplete(list))
setSuggestions([])
setSearch('')
}, [filter])
setAutoComplete(new AutoComplete(list));
setSuggestions([]);
setSearch("");
}, [filter]);

useEffect(() => {
autoComplete && setSuggestions(autoComplete.suggest(''))
}, [autoComplete])
autoComplete && setSuggestions(autoComplete.suggest(""));
}, [autoComplete]);

useEffect(() => {
autoComplete && setSuggestions(autoComplete.suggest(search))
}, [search])
autoComplete && setSuggestions(autoComplete.suggest(search));
}, [search]);

const func = (e) => {
if (e.code == "Enter") {
setSearch(suggestionCopy[searchCounter] || _inputHandle.current.value);
}
if (suggestionCopy.length == 0 && searchCounter == 0) {
setsearchCounter(0);
} else {
if (e.code == "ArrowDown") {
if (searchCounter > suggestionCopy.length - 1) {
setsearchCounter(searchCounter--);
} else {
if (suggestionCopy[searchCounter] == _inputHandle.current.value) {
_inputHandle.current.value =
suggestionCopy[searchCounter + 1] != undefined
? suggestionCopy[searchCounter + 1]
: suggestionCopy[searchCounter];
} else {
_inputHandle.current.value = suggestionCopy[searchCounter];
}
setsearchCounter(searchCounter++);
}
}
if (e.code == "ArrowUp") {
searchCounter == 0
? setsearchCounter(0)
: setsearchCounter(searchCounter--);
if (suggestionCopy[searchCounter] == _inputHandle.current.value) {
_inputHandle.current.value =
suggestionCopy[searchCounter - 1] != undefined
? suggestionCopy[searchCounter - 1]
: suggestionCopy[searchCounter];
} else {
_inputHandle.current.value = suggestionCopy[searchCounter];
}
}
}
};

useEffect(() => {
_searchBoxHandle.current.addEventListener("keydown", func);
return () => {
_searchBoxHandle.current.removeEventListener("keydown", func);
};
}, [suggestionCopy]);

useEffect(() => {
setsearchCounter(0);
setsuggestionCopy(suggestions.map((el) => el));
}, [suggestions]);

return (
<Container textAlign='center'>
<Container textAlign="center">
<form className="search-form" autocomplete="off">
<div id='searchBox'>
<div ref={_searchBoxHandle} id="searchBox">
<input
value={search}
onChange={e => {
ref={_inputHandle}
onChange={(e) => {
if (e.keyCode === 13) {
handleSearch()
return
handleSearch();
return;
}
setSearch(e.target.value.toLowerCase())
setSearch(e.target.value.toLowerCase());
}}
type='text'
name='search'
placeholder='Search...'
type="text"
name="search"
placeholder="Search..."
id="inputBox"
autocomplete="off"
/>
{
(isInputInFocus && suggestions.length > 0 && suggestions[0] !== search) && (<div className="suggestions-dropDown">
{suggestions.map(content => (
content !== search && <p
key={content}
onClick={() => {
setSearch(content)
buildSearchList(content, filter)
}}>{content}</p>
))}
</div>)
}
{isInputInFocus &&
suggestions.length > 0 &&
suggestions[0] !== search && (
<div className="suggestions-dropDown">
{suggestions.map(
(content) =>
content !== search && (
<p
key={content}
onClick={() => {
setSearch(content);
/**buildSearchList is not needed because it is handled in handleSearch(),
* buildSearchList should be called when clickable route functionality needed,
* since search by keyboard is enabled buildSearchList need not be called
*/
// buildSearchList(content, filter)
}}
>
{content}
</p>
)
)}
</div>
)}
</div>
<button type='submit' onClick={handleSearch} className='search-btn'>
<FontAwesomeIcon color='white' className='fa-2x' icon={faSearch} />{' '}
<button type="submit" onClick={handleSearch} className="search-btn">
<FontAwesomeIcon color="white" className="fa-2x" icon={faSearch} />{" "}
</button>

<Dropdown
value={filter}
onChange={handleFilter}
id='searchFilter'
id="searchFilter"
selection
options={searchFilterOptions}
/>

</form>
</Container>
)
);
});

export default AdvancedSearch
export default AdvancedSearch;