import { replaceDocx, docsToPdf, createZip, uploadFileToOSS } from "../../lib/docs";
// const Parse = global.Parse;

const path = require("path")
const fs = require("fs")
var TemplateDocxPath = path.join(__dirname,"template/模板-推荐申报表.docx")
if(!fs.existsSync(TemplateDocxPath)){
    TemplateDocxPath = path.join(__dirname,"../../template/模板-推荐申报表.docx")
}
/**
 * 定义导出申报合集文档云函数
 * @example
 * Cloud Code test
 导出流程
 curl -X POST -H "Content-Type: application/json" -H 'X-Parse-Application-Id: edu-textbook' -d '{ "processId": "Wz34loxdbO" }' http://127.0.0.1:61337/parse/functions/tbookExportReport
 curl -X POST -H "Content-Type: application/json" -H 'X-Parse-Application-Id: edu-textbook' -d '{ "processId": "Wz34loxdbO" }' http://8.140.98.43/parse/functions/tbookExportReport
 导出教材列表
 curl -X POST -H "Content-Type: application/json" -H 'X-Parse-Application-Id: edu-textbook' -d '{ "bookList": ["2YBKitpCJL","xLdiEaHGrX"] }' http://127.0.0.1:61337/parse/functions/tbookExportReport
 */
 export function defineTbookExportReport(){
    Parse.Cloud.define("tbookExportReport", async (request) => {
        let processId = request.params.processId;
        let bookList = request.params.bookList;
        try{
            let result
            if(processId){
                await exportProcessReportDocs(processId)
            }
            if(bookList?.length){
                await exportProcessReportDocs(null,bookList)
            }
            if(result?.docsList?.length==0){
                throw new Parse.Error(404,"合集内无申报教材")
            }
            return result
        }catch(err){
            console.error(err)
            throw new Parse.Error(404,"导出申报合集失败")
        }
        throw new Parse.Error(404,"未找到该流程合集")
    },{
        fields : {
            processId:{
                required:false
            },
        }
    });
}
  


/**
 * 导出流程教材申报文件
 * @returns
 * docsList
 * zipUrl
 */
export async function exportProcessReportDocs(processId,bookList) {
    if(!processId && !bookList?.length) return {}

    let textbookList
    if(processId){ // 流程读取教材列表
        let query = new Parse.Query("EduTextbook")
        query.equalTo("eduProcess",processId);
        textbookList = await query.find();
    }
    if(bookList?.length){ // 直接导出教材列表
        let query = new Parse.Query("EduTextbook")
        query.containedIn("objectId",bookList);
        textbookList = await query.find();
    }

    let docsList = []
    for (let index = 0; index < textbookList.length; index++) {
        let textbook = textbookList[index];
        let result = await renderReportDocsByTextbook(textbook);
        docsList.push(result)
    }
    let zipPath,zipUrl
    if(docsList?.length){
        let now = new Date();
        let zipName = `申报书导出-${now.getFullYear()}${now.getMonth()+1}${now.getDate()}-${now.getHours()}${now.getMinutes()}${now.getSeconds()}.zip`
        zipPath = await createZip(docsList?.map(item=>item?.filePath),zipName)
        if(zipPath){
            zipUrl = (await uploadFileToOSS(zipPath))?.url || null
        }
        docsList = docsList.map(item=>{return {code:item.code,title:item.title,url:item?.url}})
    }

    let result = {
        docsList,
        zipUrl
    }
    return result
}

module.exports.exportProcessReportDocs = exportProcessReportDocs

function renderReportDocsByTextbook(textbook){
    let json = textbook.toJSON();
    console.log(json)
    // 圆圈选中未选 ○ 未选 ● 选中
    let circleCheck = ["○","●"];
    // 方块选中未选 ○ 未选 ● 选中
    let squareCheck = [``,`☑`];

    // 联系电话：默认为作者首个存在的电话;
    let mobile = json?.authorList?.find(item => item.mobile)?.mobile || ""
    // 填报时间：默认为创建时间
    let createdAt = new Date(textbook?.createdAt);
    let createdDate = `${createdAt?.getFullYear()}年${createdAt?.getMonth()+1}月${createdAt?.getDate()}日`;
    // 专业代码：前四位
    let majorCode = json?.majorId || json?.major?.code
    if(majorCode?.length>4){
        majorCode = majorCode.slice(0,4)
    }
    let majorName = json?.majorName || json?.major?.name
    // 是否重点立项
    let isJC = circleCheck[(json?.approval?.indexOf("基础")>-1)?1:0];
    let isZL = circleCheck[(json?.approval?.indexOf("战略")>-1)?1:0];
    
    let is101 = circleCheck[(json?.approval?.indexOf("101计划")>-1)?1:0]; // 2024新重点
    let isZY = circleCheck[(json?.approval?.indexOf("中央")>-1)?1:0];
    let isSX = circleCheck[(json?.approval?.indexOf("四新")>-1)?1:0];
    let isJS = circleCheck[(json?.importantProject?.indexOf("建设")>-1)?1:0];

    let isNotImpt = (json?.approval?.indexOf("101计划")==-1) && (json?.approval?.indexOf("中央")==-1) && (json?.approval?.indexOf("四新")==-1) && (json?.approval?.indexOf("建设")==-1)
    isNotImpt = circleCheck[isNotImpt?1:0];
    // 初版时间
    let firstDate = new Date(textbook?.get("editionFirst"));
    let firstYear = firstDate?.getFullYear();
    let firstMonth = firstDate?.getMonth()+1;
    // 本版时间印次
    let currentDate = new Date(textbook?.get("editionDate"));
    let currentYear = currentDate?.getFullYear();
    let currentMonth = currentDate?.getMonth()+1;
    // 最新时间印次
    let latestDate = new Date(textbook?.get("printDate"));
    let latestYear = latestDate?.getFullYear();
    let latestMonth = latestDate?.getMonth()+1;
    // 初版至今重点项目
    let isBSQT =  !((json?.importantProject?.indexOf("建设")>-1) || (json?.importantProject?.indexOf("本科国家")>-1) || (json?.importantProject?.indexOf("省级优秀")>-1) || (json?.importantProject?.indexOf("省级规划")>-1))// 是否其他省级奖项

    let bookData = {
        // 封面信息
        titlePad:padString(json?.title,21),
        ISBN:padString(json?.ISBN,21),
        one:squareCheck[(json?.type=="单本"||json?.type=="单册")?1:0], // 单本/单册 方框
        full:squareCheck[json?.type=="全册"?1:0], // 全册
        oneCircle:circleCheck[(json?.type=="单本"||json?.type=="单册")?1:0], // 单本/单册 圆圈
        fullCircle:circleCheck[json?.type=="全册"?1:0], // 全册
        tn:json?.typeNumber,
        authorPad:padString(json?.author,21),
        mobile:padString(mobile,21),
        authorUnit:padString(json?.unit,21),
        publisherPad:padString(json?.editionUnit,21),
        recommandUnit:padString("",14), // 未找到
        majorCodePad:padString((majorCode),14),
        createdDate:padString(createdDate,21),
        // 基本信息
        title:json?.title,
        author:json?.author,
        unit:json?.unit,
        mc:majorCode,
        mn:majorName,
        lCN:circleCheck[(json?.lang=="中文")?1:0],
        lEN:circleCheck[(json?.lang=="英文")?1:0],
        lOT:circleCheck[(json?.lang?.indexOf("其他")>-1)?1:0],
        lSS:circleCheck[(json?.lang?.indexOf("少数")>-1)?1:0],
        authors:json?.authors, // 其他主编
        editor:json?.editor, // 其他编者
        isJC:isJC,
        isZL:isZL,
        isSX:isSX,
        is101:is101,
        isZY:isZY,
        isJS:isJS,
        isNotImpt:isNotImpt,
        publisher:json?.editionUnit,
        firstYear:firstYear,
        firstMonth:firstMonth,
        isZZ:circleCheck[(json?.carrierShape?.indexOf("纸质")>-1)?1:0],
        isDZ:circleCheck[(json?.carrierShape?.indexOf("电子")>-1)?1:0],
        isSZ:circleCheck[(json?.carrierShape?.indexOf("数字")>-1)?1:0],
        isQT:circleCheck[(json?.carrierShape?.indexOf("附带")>-1)?1:0],
        isFD:circleCheck[(json?.carrierShape?.indexOf("其他")>-1)?1:0],
        latestY:latestYear,
        latestM:latestMonth,
        latestNum:json?.printNumber || "",
        currentY:currentYear,
        currentM:currentMonth,
        currentNum:json?.editionNumber || "",
        printSum:json?.printSum || "",
        isBGJ:circleCheck[(json?.importantProject?.indexOf("本科国家")>-1)?1:0],
        isBSYX:circleCheck[(json?.importantProject?.indexOf("省级优秀")>-1)?1:0],
        isBSGH:circleCheck[(json?.importantProject?.indexOf("省级规划")>-1)?1:0],
        isBSQT:circleCheck[isBSQT?1:0],
        bsqtName:isBSQT?(json?.importantProject || ""):"",
        isFirstNot:circleCheck[json?.importantProject?0:1],
    }
    console.log(bookData)
    let bookid = json.code || json?.objectId;
    let tempFileName = path.join(`${bookid}${json.title}.docx`)
    return new Promise((resolve)=>{
        replaceDocx(TemplateDocxPath,tempFileName,bookData,{onDocxComplete:async (filePath)=>{
            // 需要API支持
            // docsToPdf(filePath)
            let url = (await uploadFileToOSS(filePath))?.url || null
            resolve({
                code:bookid,
                title:json?.title,
                filePath,
                url
            })
        }})
    })
}


function padString(str,width) {
    str = str || ""
    str = String(str)
    width = width || 21 // 目标宽度为21个单位
    let spaceChar = "&#160;" // 占位符
    // 计算字符串的宽度
    const charWidth = {
        'space': 1, // 空格占用1个单位
        'zh': 2,    // 汉字占用2个单位
        'en': 1,    // 英文字母占用1个单位
        'other': 1  // 其他字符（如标点符号）占用1个单位
    };
    let strWidth = 0;
    console.log(str)
    // 遍历文本中的每个字符
    for (let char of str) {
        if (/\s/.test(char)) {
            strWidth += charWidth.space; // 空格
        } else if (/[\u4e00-\u9fa5]/.test(char)) {
            strWidth += charWidth.zh; // 汉字
        } else if (/[a-zA-Z]/.test(char)) {
            strWidth += charWidth.en; // 英文字母
        } else {
            strWidth += charWidth.other; // 其他字符
        }
    }
    // for (let char of str) {
    //     // 判断字符是否为中文
    //     if (char.match(/[\u4e00-\u9fa5]/)) {
    //         strWidth += 2; // 中文字符占4个单位
    //     } else {
    //         strWidth += 1; // 英文字符占1个单位
    //     }
    // }

    const totalPadding = width - strWidth;
    // 如果已经达到或超过目标宽度，直接返回原字符串
    if (totalPadding <= 0) {
        return str;
    }
    // 计算左右两侧的空格数
    const leftPadding = Math.floor(totalPadding / 2) * 3;
    const rightPadding = Math.ceil(totalPadding / 2) * 3;
    // 生成填充空格的字符串
    const leftSpaces = spaceChar.repeat(leftPadding);
    const rightSpaces = spaceChar.repeat(rightPadding);
    // 返回补充后的字符串
    return leftSpaces + str + rightSpaces;
}