Tikz.js
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import React, { useState, useEffect, useCallback } from 'react';
import { Drawer, message } from 'antd';
import { UploadOutlined, RetweetOutlined } from '@ant-design/icons';
import 'react-draft-wysiwyg/dist/react-draft-wysiwyg.css';
import { getTexToSvg, checkQno, saveFileAndQno } from '../lib/api/tikz'; // Request api
import TikzForm from '../component/tikzForm';
const fetchTexToSvg = async (data) => {
// getTexToSvg api를 이용하기 위한 const
try {
const result = await getTexToSvg({ tex: data });
if (result.status === 200) {
console.log(result.status);
console.log(result.data);
return result.data;
}
} catch (e) {
console.log(e);
//Notification. 추가해서 변환상태 알려주기
return null;
}
};
const fetchSaveData = async (data) => {
try{
const result = await saveFileAndQno(data);
console.log(result);
if(result.status===200){
return result.data;
}
}catch(e){
console.log(e);
message.warning(e.message);
}
}
/* 문항번호 체크 */
const fetchCheckQno = async(qno) => {
try{
const result = await checkQno(qno);
if(result.status===200){
console.log(result);
message.info("사용 가능한 그림 번호 입니다.");
return true;
}else{
message.info("존재 하지 않는 그림 번호 입니다.");
return false;
}
}catch(e){
console.log(e);
message.info("존재 하지 않는 그림 번호 입니다.");
return false;
}
}
const _tikzcode= "% 예시 (x축, y축, 반지름이 1cm인 원의 그림) %\n\
% 오른쪽의 변환 버튼을 눌러보세요! %\n\n\
\\documentclass{article}\n\
\\usepackage{tikz}\n\
\\begin{document}\n\n\n\
\\begin{tikzpicture}\n\
\\draw (-1.5,0) -- (1.5,0);\n\
\\draw (0,-1.5) -- (0,1.5);\n\
\\draw (0,0) circle (1cm);\n\
\\end{tikzpicture}\n\n\n\
\\end{document}";
const Tikz = ({ onLeave, visible, callback, selectItem, mode }) => {
const [fields,setFields] =useState([]);
const [qno, setQno] = useState(null);
const [number, setNumber] = useState(null); //문항번호를 저장하는 state
const [inputText, setinputText] = useState(_tikzcode); //tikz code를 저장하는 state
const [svg, setSvg] = useState(null); //변환된 svg 데이터를 저장하는 state
const [qnoCheck,setQnoCheck] = useState(false);
const [tikzcode,setTikzCode] = useState(_tikzcode);
//svg
//onclickevent : Tikz 변환하기 Button의 onClick Event
//onChangeTikz : TextArea 컴포넌트의 onChange event
//onFinish : Form data를 제출하기 위한 event
useEffect(()=> {
if(mode==='preview'&&selectItem){
console.log(selectItem);
let initFields = [
{name:['qno'],value:selectItem.qno},
{name:['typeSol'],value:selectItem.typeSol},
{name:['typeQue'],value:selectItem.typeQue},
{name:['creator'],value:selectItem.creator},
];
setQno(selectItem.qno);
setTikzCode(selectItem.tex);
setFields(initFields);
setSvg(null);
}
},[mode, selectItem]);
useEffect(()=>{
if(mode === 'new'){
let initFields = [
{name:['qno'],value:null},
{name:['typeSol'],value:null},
{name:['typeQue'],value:null},
{name:['creator'],value:null},
];
setQno(null);
setTikzCode(_tikzcode);
setFields(initFields);
setSvg(null);
}
},[mode]);
const onClickEvent = (e) => {
if(inputText){
callbackSVG(inputText);
}
if (inputText === null) {
console.log(inputText);
alert(
//data에 null이 입력된 경우
'Code 값을 입력해주세요!'
);
} else {
console.log(inputText);
callbackSVG(inputText);
}
};
const onChangeQno = (value) => {
console.log(value);
setQno(value);
setFields([...fields, {name:['qno'],value:value}]);
};
/*
useEffect(()=>{
if(!visible ){
let initFields = [
{name:['qno'],value:null},
{name:['typeSol'],value:null},
{name:['typeQue'],value:null},
{name:['creator'],value:null},
];
setQno(null);
setTikzCode(tikzcode);
setFields(initFields);
}
},[visible,mode]);
*/
const callbackSVG = useCallback(async () => {
const result = await fetchTexToSvg(inputText);
setSvg(result); //api로 받아온 result를 svg state에 저장
}, [inputText]);
const onChangeTikz = (e) => {
if (e) {
setinputText(e.target.value);
} else setinputText(null);
};
const onSaveEvent = () => {
try {
//서버에 저장이 확인 됐을때 200, 500(오류) http status
const result = alert('전송이 성공적으로 완료됐습니다.');
} catch (e) {
//서버에 저장 오류가 났을때
console.log(e);
alert(e);
}
};
const onClickQno = async(e)=>{
e.preventDefault();
//번호가 호출 성공시 setQnoCheck(true);
if(qno){
const _checkQno= await fetchCheckQno(qno);
setQnoCheck(_checkQno);
}
};
const onFinish = async(values) => {
console.log(values);
console.log(qnoCheck);
if(!qnoCheck){
message.warning("문제 번호를 확인해 주세요.")
return;
}else{
const creator = sessionStorage.getItem('id');
console.log('Received values of form: ', values);
const result = await fetchSaveData({...values, creator});
console.log(result);
if(result){
message.info(result.message);
let initFields = [
{name:['qno'],value:null},
{name:['typeSol'],value:null},
{name:['typeQue'],value:null},
{name:['creator'],value:null},
];
setFields(initFields);
onLeave();
callback({status:'SAVE_OK'});
setQno(null);
}else{
callback({status:'SAVE_FAIL'})
}
}
};
const onChangeTypeSol = (value) => {
console.log(value);
setFields([...fields, {name:['typeSol'],value:value}]);
}
const onChangeTypeQue = (value) => {
console.log(value);
setFields([...fields, {name:['typeQue'],value:value}])
}
return (
<Drawer
title={'Tikz Editor'}
placement={'bottom'}
closable={true}
height={'90vh'}
onClose={onLeave}
visible={visible}>
<TikzForm
svg={svg}
onClickEvent={onClickEvent}
onChangeTikz={onChangeTikz}
onSaveEvent={onSaveEvent}
onFinish={onFinish}
tikzcode={tikzcode}
fields={fields}
onClickQno={onClickQno}
onChangeQno={onChangeQno}
onChangeTypeSol={onChangeTypeSol}
onChangeTypeQue={onChangeTypeQue}
qno={qno}>
</TikzForm>
</Drawer>
);
};
export default Tikz;
//<Transform value={tikzHtml}></Transform>