andatta

import org.jetbrains.kotlin.gradle.plugin.mpp.KotlinNativeTarget

plugins {
    kotlin("native.cocoapods")
    kotlin("multiplatform")
}

version = "1.0.0"

kotlin {

andatta

public void connect(String ssid, String password) {
    NetworkSpecifier networkSpecifier  = new WifiNetworkSpecifier.Builder()
              .setSsid(ssid)
              .setWpa2Passphrase(password)
              .setIsHiddenSsid(true) //specify if the network does not broadcast itself and OS must perform a forced scan in order to connect
              .build();
    NetworkRequest networkRequest  = new NetworkRequest.Builder()
            .addTransportType(NetworkCapabilities.TRANSPORT_WIFI)
            .setNetworkSpecifier(networkSpecifier)
            .build();

andatta

public abstract class SampleReactActivity extends Activity implements DefaultHardwareBackBtnHandler,
        PermissionAwareActivity {

    private final SampleReactActivityDelegate mDelegate;

    protected SampleReactActivity() {
        mDelegate = createReactActivityDelegate();
    }

    /**

andatta

func calculateAge(dob : String) -> (year :Int, month : Int, day : Int){
    let df = NSDateFormatter()
    df.dateFormat = "yyyy-MM-dd"
    let date = df.dateFromString(dob)
    guard let val = date else{
        return (0, 0, 0)
    }
    var years = 0
    var months = 0
    var days = 0

andatta

/*The trick is to adopt the protocol UICollectionViewDelegateFlowLayout
and implement the following method*/

//UICollectionViewDelegateFlowLayout method
func collectionView(collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, 
                    sizeForItemAtIndexPath indexPath: NSIndexPath) -> CGSize{
    //specify height as per your requirement
    return CGSize(width: collectionView.bounds.width, height: 120)
}

andatta

/*code snippet shows how we can delete items from collection view without reloading it
the below function is attcahed as selector to a button embedded in collection view cell*/
func removeItem(sender : UIButton){
        if let collectionViewCell = sender.superview?.superview as? UICollectionViewCell{
            if let indexPath = self.docsCollectionView.indexPathForCell(collectionViewCell){
                self.items.removeAtIndex(indexPath.row)
                self.collectionView.deleteItemsAtIndexPaths([indexPath])
            }
        }
    }

andatta

let items = [String]()
items.append("Swift")

self.collectionView.insertItemsAtIndexPaths([NSIndexPath(forRow: self.items.count - 1, inSection: 0)])