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import React, { useEffect, useState, useRef } from 'react';
import { Text, Code } from './Inputs'
import OptionsContainer from './Options'
import Error from './Err'
import { PostNewPaste } from '../helpers/httpHelper'
import PasteModal from './modals/PasteModal'
import styled from 'styled-components'
import CodeRenderer from './renderers/Code'
import Latex from './renderers/Latex'
import Markdown from './renderers/Markdown'
import {Button, SubmitButton} from "./Common/Button";
const Flex = styled.div`
display: flex;
flex-direction: row;
`
const FlexLeft = styled.div`
flex: 0 0 calc(50% - 1em - 2px);
`
const FlexRight = styled.div`
flex: 0 0 50%;
max-width: calc(50% - 1em + 2px);
margin-left: 2em;
`
const PreviewWrapper = styled.div`
margin: 2em;
`
const NewPaste = () => {
const [title, setTitle] = useState('');
const [content, setContent] = useState('');
const [pass, setPass] = useState('');
const [language, setLanguage] = useState('detect');
const [expiry, setExpiry] = useState('');
const [hash, setHash] = useState('');
const [isPreview, setIsPreview] = useState(false);
const ErrorLabel = useRef(null);
useEffect(() => {
if (title === "") {
document.title = `ctrl-v`;
} else {
document.title = `ctrl-v | ${title}`;
}
}, [title])
function handleSubmit(e) {
e.preventDefault();
// prevent resubmission
if (!hash) {
PostNewPaste(title, content, language, pass, expiry)
.then((response) => {
// on success, redir
setHash(response.data.hash)
}).catch((error) => {
const resp = error.response
// some weird err
if (resp !== undefined) {
const errTxt = `${resp.status}: ${resp.data}`
ErrorLabel.current.showMessage(errTxt)
} else {
// some weird err (e.g. network)
ErrorLabel.current.showMessage(error)
}
});
}
}
function renderPreview() {
const pasteInput = <Code
setContentCallback={setContent}
content={content}
maxLength="100000" />
if (isPreview) {
var preview
switch (language) {
case 'latex':
preview =
<PreviewWrapper>
<Latex
content={content} />
</PreviewWrapper>
break
case 'markdown':
preview =
<PreviewWrapper className='md' >
<Markdown
content={content} />
</PreviewWrapper>
break
default:
preview =
<CodeRenderer
lang={language}
theme='atom'
content={content} />
}
return (
<Flex>
<FlexLeft>
{pasteInput}
</FlexLeft>
<FlexRight className='preview' >
{preview}
</FlexRight>
</Flex>
);
} else {
return (
pasteInput
);
}
}
return (
<form onSubmit={handleSubmit}>
<PasteModal hash={hash} />
<Text
label="title"
onChange={(e) => {setTitle(e.target.value)}}
value={title}
autoFocus
maxLength="100"
id="titleInput" />
{renderPreview()}
<OptionsContainer
pass={pass}
expiry={expiry}
lang={language}
onPassChange={(e) => { setPass(e.target.value) }}
onLangChange={(e) => { setLanguage(e.target.value) }}
onExpiryChange={(e) => { setExpiry(e.target.value) }} />
<div>
<SubmitButton type="submit" value="new paste" />
{language !== 'detect' && <Button
secondary
type="button"
onClick={() => setIsPreview(!isPreview)}>
preview
</Button>}
</div>
<br />
<Error ref={ErrorLabel} />
</form>
);
}
export default NewPaste
|