const asyncHandler =require('express-async-handler')
const  mongoose  = require('mongoose');
let Employee = require('../../models/employee');
let WorkingTime = require('../../models/workingtime');
var fs = require('fs');
var path = require('path');
exports.exportWorktime=asyncHandler(async (req,res)=>{
    const {userId} =req.params;
    if (!userId){
        res.status(400).send('Invalid Id!');
        return;
    }
    let employees=await Employee.find({});
    for (employee of employees){
    try{
    let doc=await WorkingTime.find({"employeeId":new mongoose.Types.ObjectId(employee._id)})
        let z=[];
        if (!doc){
            res.status(500).json({err:'No data Found!',doc:null});
            return;
        }
        let data = JSON.stringify(doc)
        let v=JSON.parse(data)
       v.forEach((x)=>{
           x._id='ObjectId("'+x._id.toString()+'")'
           x.employeeId='ObjectId("'+x.employeeId.toString()+'")'
        })

   
    const exportFolder = path.join(".", './exportDB/');
    //  var type='img';
    if (!fs.existsSync(exportFolder)){
        fs.mkdirSync(exportFolder,{recursive: true}, err => {})
      
    }
    const i=JSON.stringify(v,null,'\t')
    
    await fs.writeFileSync(exportFolder+'/'+employee._id,i);
    //console.log(i);
    //res.status(200).json({err:null,doc:i});
} catch(err){
   // res.status(500).json({err:err,doc:null});
}
}
res.status(200).json("OK");
})