const dragAndDropDiv = editor.container;

dragAndDropDiv.addEventListener('dragover', function(e) {
    e.stopPropagation();
    e.preventDefault();
    e.dataTransfer.dropEffect = 'copy';
});
dragAndDropDiv.addEventListener("drop",function(e){
    // Prevent default behavior (Prevent file from being opened)
    e.stopPropagation();
    e.preventDefault();
    const files = e.dataTransfer.items; // Array of all files

    console.assert(files.length >= 1);

    if (files[0].kind === 'file') {
        var file = e.dataTransfer.items[0].getAsFile();
        const fileSize = file.size;
        const fileName = file.name;
        const fileMimeType = file.type;

        reader = new FileReader();

        reader.onloadend = function(){
            editor.setValue(reader.result);
        }

        reader.readAsText(file);
    }else{
        //Maybe handle if text is dropped
        console.log(files[0].kind);
    }
});

//JavaScript program to swap two variables

//take input from the users
let a = prompt('Enter the first variable: ');
let b = prompt('Enter the second variable: ');

//using destructuring assignment
[a, b] = [b, a];

console.log(`The value of a after swapping: ${a}`);
console.log(`The value of b after swapping: ${b}`);

let nums = [1,2,3,1]

var containsDuplicate = function(nums) {
    let obj = {};
    for(let i =0; i< nums.length; i++){
        if(obj[nums[i]]){
            obj[nums[i]] += 1;
            return true;
        }else{
            obj[nums[i]] = 1;
        }
    }
    return false;
};

console.log(containsDuplicate(nums));

console.log("xa")

if (process.env.NODE_ENV === "production") {
	app.use(express.static("client/build"));

	app.get("*", (req, res) => {
	res.sendFile(path.resolve(__dirname, "client", "build", "index.html"));
	});
}

arr = [] // empty array
const isEmpty = arr => !Array.isArray(arr) || arr.length === 0;

// Examples
isEmpty([]); // true
isEmpty([1, 2, 3]); // false