import {React, useState} from 'react'
import {SbTitle, SbSub} from './Sb.style'
import { FcFolder, FcOpenedFolder, FcFile } from 'react-icons/fc'
import { AiOutlinePlusSquare, AiOutlineMinusSquare } from 'react-icons/ai'

const SbItem = ({item, openDocCode, updateDocCode}) => {
    const find = (array, openDocCode) => {
        var result;
        array.some(o => result = o.doc_code === openDocCode ? o : find(o.childrens || [], openDocCode));
        return result;
    };
    const collapsedFlag = find(item.childrens, openDocCode) !== undefined;
    // openDocCode === item.doc_code+' '+item.doc_code_name
    const [collapsed, setCollapsed] = useState(collapsedFlag);
    const [isOpenDoc, setIsOpenDoc] = useState(item.doc_code === openDocCode);
    function toggleCollapse() {
        setCollapsed(prevValue => !prevValue);
    }
    function changeOpenDoc(){
        setIsOpenDoc(prevValue => !prevValue)
    }

    if(item.childrens.length > 0){
        const icon1 = collapsed?<AiOutlinePlusSquare />:<AiOutlineMinusSquare />;
        const icon2 = collapsed?<FcOpenedFolder />:<FcFolder />;
        return (
            <div>
                <SbTitle depth={item.doc_level} onClick={toggleCollapse}>{icon1}{icon2}&nbsp;{(item.doc_level === 1?'':item.doc_code)+' '+item.doc_code_name}</SbTitle>
                <SbSub isOpen={collapsed}>
                    {item.childrens.map((child) => (
                        <SbItem item={child} openDocCode={openDocCode} updateDocCode={updateDocCode} />
                    ))}
                </SbSub>
            </div>
        )
    }else{
        const icon = <FcFile />;
        return (
            <SbTitle depth={item.doc_level} isOpen={isOpenDoc}>
                <a onClick={()=>{
                    changeOpenDoc()
                    updateDocCode(item.doc_code, item.doc_code_name)
                }}>{icon}&nbsp;{(item.doc_level === 1?'':item.doc_code)+' '+item.doc_code_name}</a>
            </SbTitle>
        )
    }

}

export default SbItem